{
 "instance": {
  "exc-20220630.htm": {
   "axisCustom": 5,
   "axisStandard": 40,
   "contextCount": 2320,
   "dts": {
    "calculationLink": {
     "local": [
      "exc-20220630_cal.xml"
     ]
    },
    "definitionLink": {
     "local": [
      "exc-20220630_def.xml"
     ]
    },
    "inline": {
     "local": [
      "exc-20220630.htm"
     ]
    },
    "labelLink": {
     "local": [
      "exc-20220630_lab.xml"
     ]
    },
    "presentationLink": {
     "local": [
      "exc-20220630_pre.xml"
     ]
    },
    "schema": {
     "local": [
      "exc-20220630.xsd"
     ],
     "remote": [
      "http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xl-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xlink-2003-12-31.xsd",
      "http://www.xbrl.org/2005/xbrldt-2005.xsd",
      "http://www.xbrl.org/2006/ref-2006-02-27.xsd",
      "http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd",
      "http://www.xbrl.org/lrr/role/net-2009-12-16.xsd",
      "http://www.xbrl.org/lrr/role/reference-2009-12-16.xsd",
      "https://www.xbrl.org/2020/extensible-enumerations-2.0.xsd",
      "https://www.xbrl.org/dtr/type/2020-01-21/types.xsd",
      "https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd",
      "https://xbrl.fasb.org/srt/2022/elts/srt-roles-2022.xsd",
      "https://xbrl.fasb.org/srt/2022/elts/srt-types-2022.xsd",
      "https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd",
      "https://xbrl.fasb.org/us-gaap/2022/elts/us-roles-2022.xsd",
      "https://xbrl.fasb.org/us-gaap/2022/elts/us-types-2022.xsd",
      "https://xbrl.sec.gov/country/2022/country-2022.xsd",
      "https://xbrl.sec.gov/dei/2022/dei-2022.xsd",
      "https://xbrl.sec.gov/sic/2022/sic-2022.xsd",
      "https://xbrl.sec.gov/stpr/2022/stpr-2022.xsd"
     ]
    }
   },
   "elementCount": 1104,
   "entityCount": 1,
   "hidden": {
    "http://fasb.org/us-gaap/2022": 52,
    "http://xbrl.sec.gov/dei/2022": 14,
    "total": 66
   },
   "keyCustom": 51,
   "keyStandard": 385,
   "memberCustom": 103,
   "memberStandard": 66,
   "nsprefix": "exc",
   "nsuri": "http://www.exeloncorp.com/20220630",
   "report": {
    "R1": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "dei:DocumentType",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "document",
     "isDefault": "true",
     "longName": "000010001 - Document - Cover Page",
     "role": "http://www.exeloncorp.com/role/CoverPage",
     "shortName": "Cover Page",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "dei:DocumentType",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R10": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SegmentReportingDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210251006 - Disclosure - Segment Information (All Registrants)",
     "role": "http://www.exeloncorp.com/role/SegmentInformationAllRegistrants",
     "shortName": "Segment Information (All Registrants)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SegmentReportingDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R11": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210301007 - Disclosure - Accounts Receivable (All Registrants)",
     "role": "http://www.exeloncorp.com/role/AccountsReceivableAllRegistrants",
     "shortName": "Accounts Receivable (All Registrants)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R12": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncomeTaxDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210471011 - Disclosure - Income Taxes (All Registrants)",
     "role": "http://www.exeloncorp.com/role/IncomeTaxesAllRegistrants",
     "shortName": "Income Taxes (All Registrants)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncomeTaxDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R13": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PensionAndOtherPostretirementBenefitsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210521012 - Disclosure - Retirement Benefits (All Registrants)",
     "role": "http://www.exeloncorp.com/role/RetirementBenefitsAllRegistrants",
     "shortName": "Retirement Benefits (All Registrants)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PensionAndOtherPostretirementBenefitsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R14": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210581013 - Disclosure - Derivative Financial Instruments (All Registrants)",
     "role": "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsAllRegistrants",
     "shortName": "Derivative Financial Instruments (All Registrants)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R15": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DebtDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210601014 - Disclosure - Debt and Credit Agreements (All Registrants)",
     "role": "http://www.exeloncorp.com/role/DebtandCreditAgreementsAllRegistrants",
     "shortName": "Debt and Credit Agreements (All Registrants)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DebtDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R16": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210661015 - Disclosure - Fair Value of Financial Assets and Liabilities (All Registrants)",
     "role": "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesAllRegistrants",
     "shortName": "Fair Value of Financial Assets and Liabilities (All Registrants)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R17": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210741016 - Disclosure - Commitments and Contingencies (All Registrants)",
     "role": "http://www.exeloncorp.com/role/CommitmentsandContingenciesAllRegistrants",
     "shortName": "Commitments and Contingencies (All Registrants)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CommitmentsAndContingenciesDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R18": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "exc:AccumulatedOtherComprehensiveIncomeLossTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210801017 - Disclosure - Changes in Accumulated Other Comprehensive Income (Exelon)",
     "role": "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeExelon",
     "shortName": "Changes in Accumulated Other Comprehensive Income (Exelon)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "exc:AccumulatedOtherComprehensiveIncomeLossTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R19": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AdditionalFinancialInformationDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210891019 - Disclosure - Supplemental Financial Information (All Registrants)",
     "role": "http://www.exeloncorp.com/role/SupplementalFinancialInformationAllRegistrants",
     "shortName": "Supplemental Financial Information (All Registrants)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AdditionalFinancialInformationDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R2": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i6f51a1599a2f4ab297b2334fb5711ec0_D20220401-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "exc:TrueupAdjustmentstoDecouplingMechanismsandFormulaRates",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "100010002 - Statement - Consolidated Statements of Operations and Comprehensive Income (Unaudited)",
     "role": "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
     "shortName": "Consolidated Statements of Operations and Comprehensive Income (Unaudited)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i6f51a1599a2f4ab297b2334fb5711ec0_D20220401-20220630",
      "decimals": "-6",
      "lang": "en-US",
      "name": "us-gaap:GainLossOnSaleOfOtherAssets",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R20": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RelatedPartyTransactionsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210951020 - Disclosure - Related Party Transactions (All Registrants)",
     "role": "http://www.exeloncorp.com/role/RelatedPartyTransactionsAllRegistrants",
     "shortName": "Related Party Transactions (All Registrants)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RelatedPartyTransactionsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R21": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:BusinessDescriptionAndBasisOfPresentationTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "220022001 - Disclosure - Significant Accounting Policies (Policies)",
     "role": "http://www.exeloncorp.com/role/SignificantAccountingPoliciesPolicies",
     "shortName": "Significant Accounting Policies (Policies)",
     "subGroupType": "policies",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:BusinessDescriptionAndBasisOfPresentationTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R22": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iecae8638fcce45058d6a8ec45778bb9f_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "exc:DiscontinuedOperationsIncomeStatementTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230053001 - Disclosure - Discontinued Operations (Tables)",
     "role": "http://www.exeloncorp.com/role/DiscontinuedOperationsTables",
     "shortName": "Discontinued Operations (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iecae8638fcce45058d6a8ec45778bb9f_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "exc:DiscontinuedOperationsIncomeStatementTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R23": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "exc:PublicUtilitiesDistributionRateCasesTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230143003 - Disclosure - Regulatory Matters (Tables)",
     "role": "http://www.exeloncorp.com/role/RegulatoryMattersTables",
     "shortName": "Regulatory Matters (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "exc:PublicUtilitiesDistributionRateCasesTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R24": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230223004 - Disclosure - Revenue from Contracts with Customers (Tables)",
     "role": "http://www.exeloncorp.com/role/RevenuefromContractswithCustomersTables",
     "shortName": "Revenue from Contracts with Customers (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R25": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfSegmentReportingInformationBySegmentTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230263005 - Disclosure - Segment Information (Tables)",
     "role": "http://www.exeloncorp.com/role/SegmentInformationTables",
     "shortName": "Segment Information (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfSegmentReportingInformationBySegmentTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R26": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AccountsReceivableAllowanceForCreditLossTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230313006 - Disclosure - Accounts Receivable (Tables)",
     "role": "http://www.exeloncorp.com/role/AccountsReceivableTables",
     "shortName": "Accounts Receivable (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AccountsReceivableAllowanceForCreditLossTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R27": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230483010 - Disclosure - Income Taxes (Tables)",
     "role": "http://www.exeloncorp.com/role/IncomeTaxesTables",
     "shortName": "Income Taxes (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R28": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfNetBenefitCostsTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230533011 - Disclosure - Retirement Benefits (Tables)",
     "role": "http://www.exeloncorp.com/role/RetirementBenefitsTables",
     "shortName": "Retirement Benefits (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfNetBenefitCostsTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R29": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfShortTermDebtTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230613012 - Disclosure - Debt and Credit Agreements (Tables)",
     "role": "http://www.exeloncorp.com/role/DebtandCreditAgreementsTables",
     "shortName": "Debt and Credit Agreements (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfShortTermDebtTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R3": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ProfitLoss",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "100020003 - Statement - Consolidated Statements of Cash Flows (Unaudited)",
     "role": "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
     "shortName": "Consolidated Statements of Cash Flows (Unaudited)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": "-6",
      "lang": "en-US",
      "name": "us-gaap:IncreaseDecreaseInReceivables",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R30": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueByBalanceSheetGroupingTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230673013 - Disclosure - Fair Value of Financial Assets and Liabilities (Tables)",
     "role": "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesTables",
     "shortName": "Fair Value of Financial Assets and Liabilities (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueByBalanceSheetGroupingTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R31": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LongTermPurchaseCommitmentTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230753014 - Disclosure - Commitments and Contingencies (Tables)",
     "role": "http://www.exeloncorp.com/role/CommitmentsandContingenciesTables",
     "shortName": "Commitments and Contingencies (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LongTermPurchaseCommitmentTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R32": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230813015 - Disclosure - Changes in Accumulated Other Comprehensive Income (Tables)",
     "role": "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeTables",
     "shortName": "Changes in Accumulated Other Comprehensive Income (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R33": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "exc:ScheduleOfTaxesExcludingIncomeAndExciseTaxesTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230903017 - Disclosure - Supplemental Financial Information (Tables)",
     "role": "http://www.exeloncorp.com/role/SupplementalFinancialInformationTables",
     "shortName": "Supplemental Financial Information (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "exc:ScheduleOfTaxesExcludingIncomeAndExciseTaxesTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R34": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfRelatedPartyTransactionsTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "230963018 - Disclosure - Related Party Transactions (Tables)",
     "role": "http://www.exeloncorp.com/role/RelatedPartyTransactionsTables",
     "shortName": "Related Party Transactions (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfRelatedPartyTransactionsTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R35": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RetainedEarningsAccumulatedDeficit",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240034001 - Disclosure - Significant Accounting Policies (Details)",
     "role": "http://www.exeloncorp.com/role/SignificantAccountingPoliciesDetails",
     "shortName": "Significant Accounting Policies (Details)",
     "subGroupType": "details",
     "uniqueAnchor": null
    },
    "R36": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i6f51a1599a2f4ab297b2334fb5711ec0_D20220401-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DiscontinuedOperationIntraEntityAmountsDiscontinuedOperationAfterDisposalExpense",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240064002 - Disclosure - Discontinued Operations and Disposal Groups (Details)",
     "role": "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetails",
     "shortName": "Discontinued Operations and Disposal Groups (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i6f51a1599a2f4ab297b2334fb5711ec0_D20220401-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DiscontinuedOperationIntraEntityAmountsDiscontinuedOperationAfterDisposalExpense",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R37": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i6f51a1599a2f4ab297b2334fb5711ec0_D20220401-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:UtilitiesOperatingExpenseMaintenanceOperationsAndOtherCostsAndExpenses",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240074003 - Disclosure - Discontinued Operations and Disposal Groups (Details) - Income Statement",
     "role": "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement",
     "shortName": "Discontinued Operations and Disposal Groups (Details) - Income Statement",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i846ba2e3dc8d47f7bc3b1058d95fa276_D20210401-20210630",
      "decimals": "-6",
      "lang": "en-US",
      "name": "exc:TotalTransactionAndTransitionCostsIncurredRelatedToTheSeparation",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R38": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RestrictedCashAndCashEquivalentsAtCarryingValue",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240084004 - Disclosure - Discontinued Operations and Disposal Groups (Details) - Balance Sheet",
     "role": "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet",
     "shortName": "Discontinued Operations and Disposal Groups (Details) - Balance Sheet",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "ic8015fad716d4b9bb0fe8c9865a615ec_I20211231",
      "decimals": "-6",
      "lang": "en-US",
      "name": "us-gaap:DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R39": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DepreciationAmortizationAndAccretionNet",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240094005 - Disclosure - Discontinued Operations and Disposal Groups (Details) - Cash Flows",
     "role": "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsCashFlows",
     "shortName": "Discontinued Operations and Disposal Groups (Details) - Cash Flows",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "exc:DiscontinuedOperationsCashFlowsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iecae8638fcce45058d6a8ec45778bb9f_D20220101-20220630",
      "decimals": "-6",
      "lang": "en-US",
      "name": "us-gaap:AssetImpairmentCharges",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R4": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CashAndCashEquivalentsAtCarryingValue",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "100030004 - Statement - Consolidated Balance Sheets (Unaudited)",
     "role": "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
     "shortName": "Consolidated Balance Sheets (Unaudited)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "lang": "en-US",
      "name": "us-gaap:RegulatoryAssetsCurrent",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R40": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:GainLossOnSalesOfAssetsAndAssetImpairmentCharges",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240124006 - Disclosure - Mergers, Acquisitions, and Dispositions - Narrative (Details)",
     "role": "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails",
     "shortName": "Mergers, Acquisitions, and Dispositions - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": null
    },
    "R41": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "exc:PublicUtilitiesDistributionRateCasesTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i37bd82ac358245bc9e5738d959862b3b_D20210416-20210416",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PublicUtilitiesRequestedRateIncreaseDecreaseAmount",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240154007 - Disclosure - Regulatory Matters - Schedule of Completed Rate Cases (Details)",
     "role": "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails",
     "shortName": "Regulatory Matters - Schedule of Completed Rate Cases (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "exc:PublicUtilitiesDistributionRateCasesTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i37bd82ac358245bc9e5738d959862b3b_D20210416-20210416",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PublicUtilitiesRequestedRateIncreaseDecreaseAmount",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R42": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0f4033747fa24524b2bc5b79ce5bec7c_D20220415-20220415",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PublicUtilitiesRequestedRateIncreaseDecreaseAmount",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240164008 - Disclosure - Regulatory Matters - Schedule of Pending Rate Cases (Details)",
     "role": "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails",
     "shortName": "Regulatory Matters - Schedule of Pending Rate Cases (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0f4033747fa24524b2bc5b79ce5bec7c_D20220415-20220415",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PublicUtilitiesRequestedRateIncreaseDecreaseAmount",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R43": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "exc:PublicUtilitiesTransmissionRateFilingsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i5836fb4481f8496daee4a346969468c5_D20220429-20220429",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PublicUtilitiesRequestedRateIncreaseDecreaseAmount",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240174009 - Disclosure - Regulatory Matters - Annual Electric Transmission Fillings (Details)",
     "role": "http://www.exeloncorp.com/role/RegulatoryMattersAnnualElectricTransmissionFillingsDetails",
     "shortName": "Regulatory Matters - Annual Electric Transmission Fillings (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "exc:PublicUtilitiesTransmissionRateFilingsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i5836fb4481f8496daee4a346969468c5_D20220429-20220429",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PublicUtilitiesRequestedRateIncreaseDecreaseAmount",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R44": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "id28d4c2367644e29a93447d3a420d82a_D20220601-20220601",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PublicUtilitiesRequestedRateIncreaseDecreaseAmount",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240184010 - Disclosure - Regulatory Matters - Energy Efficiency Formula Rate (Details)",
     "role": "http://www.exeloncorp.com/role/RegulatoryMattersEnergyEfficiencyFormulaRateDetails",
     "shortName": "Regulatory Matters - Energy Efficiency Formula Rate (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "id28d4c2367644e29a93447d3a420d82a_D20220601-20220601",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PublicUtilitiesRequestedRateIncreaseDecreaseAmount",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R45": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:PublicUtilitiesGeneralDisclosuresTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PublicUtilitiesAmountOfAllowanceForEarningsOnEquityCapitalizedForRateMakingPurposes",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240194011 - Disclosure - Regulatory Matters - Capitalized Ratemaking Amount Not Recognized (Details)",
     "role": "http://www.exeloncorp.com/role/RegulatoryMattersCapitalizedRatemakingAmountNotRecognizedDetails",
     "shortName": "Regulatory Matters - Capitalized Ratemaking Amount Not Recognized (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:PublicUtilitiesGeneralDisclosuresTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PublicUtilitiesAmountOfAllowanceForEarningsOnEquityCapitalizedForRateMakingPurposes",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R46": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "ia15e184663d3401a979803b0da93891a_D20220101-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncreaseDecreaseInOtherRegulatoryAssets",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240204012 - Disclosure - Regulatory Matters - Narrative (Details)",
     "role": "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails",
     "shortName": "Regulatory Matters - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "ia15e184663d3401a979803b0da93891a_D20220101-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncreaseDecreaseInOtherRegulatoryAssets",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R47": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ContractWithCustomerAssetAndLiabilityTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ContractWithCustomerLiabilityCurrent",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240234013 - Disclosure - Revenue from Contracts with Customers - Change in Contract with Customer, Asset and Liability (Details)",
     "role": "http://www.exeloncorp.com/role/RevenuefromContractswithCustomersChangeinContractwithCustomerAssetandLiabilityDetails",
     "shortName": "Revenue from Contracts with Customers - Change in Contract with Customer, Asset and Liability (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ContractWithCustomerAssetAndLiabilityTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ContractWithCustomerLiabilityCurrent",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R48": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RevenueRemainingPerformanceObligation",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240244014 - Disclosure - Revenue from Contract with Customer - Performance Obligations (Details)",
     "role": "http://www.exeloncorp.com/role/RevenuefromContractwithCustomerPerformanceObligationsDetails",
     "shortName": "Revenue from Contract with Customer - Performance Obligations (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RevenueRemainingPerformanceObligation",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R49": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": "0",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NumberOfReportableSegments",
      "reportCount": 1,
      "unique": true,
      "unitRef": "reportable_segment",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240274015 - Disclosure - Segment Information - Narrative (Details)",
     "role": "http://www.exeloncorp.com/role/SegmentInformationNarrativeDetails",
     "shortName": "Segment Information - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": "0",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NumberOfReportableSegments",
      "reportCount": 1,
      "unique": true,
      "unitRef": "reportable_segment",
      "xsiNil": "false"
     }
    },
    "R5": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "icd57fbc29b854630b941d835ca71009c_I20201231",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SharesIssued",
      "reportCount": 1,
      "unitRef": "shares",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "100040005 - Statement - Consolidated Statements of Changes in Shareholders Equity (Unaudited)",
     "role": "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited",
     "shortName": "Consolidated Statements of Changes in Shareholders Equity (Unaudited)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i18e0b946209342c19e6399d550108205_D20210101-20210331",
      "decimals": "-6",
      "lang": "en-US",
      "name": "us-gaap:ProfitLoss",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R50": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i6f51a1599a2f4ab297b2334fb5711ec0_D20220401-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:Revenues",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240284016 - Disclosure - Segment Information - Reconciliation to Consolidated Financial Statements (Details)",
     "role": "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails",
     "shortName": "Segment Information - Reconciliation to Consolidated Financial Statements (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i8a82512dec4245b897af5d77f264b4d2_D20220401-20220630",
      "decimals": "-6",
      "lang": "en-US",
      "name": "us-gaap:DepreciationDepletionAndAmortization",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R51": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i6f51a1599a2f4ab297b2334fb5711ec0_D20220401-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:Revenues",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240294017 - Disclosure - Segment Information - Electric and Gas Revenue by Customer Class (Details)",
     "role": "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails",
     "shortName": "Segment Information - Electric and Gas Revenue by Customer Class (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iaf1ff199c5864b9d96e3ed02474800c3_D20220401-20220630",
      "decimals": "-6",
      "lang": "en-US",
      "name": "us-gaap:Revenues",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R52": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ProvisionForDoubtfulAccounts",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240324018 - Disclosure - Accounts Receivable - Allowance for Credit Losses Rollforward (Details)",
     "role": "http://www.exeloncorp.com/role/AccountsReceivableAllowanceforCreditLossesRollforwardDetails",
     "shortName": "Accounts Receivable - Allowance for Credit Losses Rollforward (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:AccountsReceivableAllowanceForCreditLossTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i2a39ff2a85f94a218ea0b4e726127a75_I20220331",
      "decimals": "-6",
      "lang": "en-US",
      "name": "us-gaap:AllowanceForDoubtfulAccountsReceivable",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R53": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:UnbilledContractsReceivable",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240334019 - Disclosure - Accounts Receivable - Unbilled Customer Revenue (Details)",
     "role": "http://www.exeloncorp.com/role/AccountsReceivableUnbilledCustomerRevenueDetails",
     "shortName": "Accounts Receivable - Unbilled Customer Revenue (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:UnbilledContractsReceivable",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R54": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "exc:PurchasesOfAccountsReceivableTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AccountsReceivablePurchase",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240344020 - Disclosure - Accounts Receivable - Purchases and Sales of Accounts Receivable (Detail)",
     "role": "http://www.exeloncorp.com/role/AccountsReceivablePurchasesandSalesofAccountsReceivableDetail",
     "shortName": "Accounts Receivable - Purchases and Sales of Accounts Receivable (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "exc:PurchasesOfAccountsReceivableTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AccountsReceivablePurchase",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R55": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i6f51a1599a2f4ab297b2334fb5711ec0_D20220401-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CostOfGoodsAndServicesSoldDepreciationAndAmortization",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240374021 - Disclosure - Early Plant Retirements - Narrative (Details)",
     "role": "http://www.exeloncorp.com/role/EarlyPlantRetirementsNarrativeDetails",
     "shortName": "Early Plant Retirements - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": null
    },
    "R56": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InventoryRawMaterialsAndSuppliesNetOfReserves",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240394023 - Disclosure - Early Plant Retirements - Implications of Potential Early Plant Retirement on Balance Sheet (Details)",
     "role": "http://www.exeloncorp.com/role/EarlyPlantRetirementsImplicationsofPotentialEarlyPlantRetirementonBalanceSheetDetails",
     "shortName": "Early Plant Retirements - Implications of Potential Early Plant Retirement on Balance Sheet (Details)",
     "subGroupType": "details",
     "uniqueAnchor": null
    },
    "R57": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CostsIncurredAssetRetirementObligationIncurred",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240424024 - Disclosure - Nuclear Decommissioning - Narrative (Details)",
     "role": "http://www.exeloncorp.com/role/NuclearDecommissioningNarrativeDetails",
     "shortName": "Nuclear Decommissioning - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": null
    },
    "R58": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AssetRetirementObligationAccretionExpense",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240434025 - Disclosure - Nuclear Decommissioning - Rollforward of Nuclear Decommissioning ARO (Details)",
     "role": "http://www.exeloncorp.com/role/NuclearDecommissioningRollforwardofNuclearDecommissioningARODetails",
     "shortName": "Nuclear Decommissioning - Rollforward of Nuclear Decommissioning ARO (Details)",
     "subGroupType": "details",
     "uniqueAnchor": null
    },
    "R59": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ImpairmentOfLongLivedAssetsHeldForUse",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240464026 - Disclosure - Asset Impairments - Narrative (Details)",
     "role": "http://www.exeloncorp.com/role/AssetImpairmentsNarrativeDetails",
     "shortName": "Asset Impairments - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": null
    },
    "R6": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:BasisOfPresentationAndSignificantAccountingPoliciesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210011001 - Disclosure - Significant Accounting Policies (All Registrants)",
     "role": "http://www.exeloncorp.com/role/SignificantAccountingPoliciesAllRegistrants",
     "shortName": "Significant Accounting Policies (All Registrants)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:BasisOfPresentationAndSignificantAccountingPoliciesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R60": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "exc:IncomeTaxExpenseRelatedToSeparation",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240494027 - Disclosure - Income Taxes - Narrative (Details)",
     "role": "http://www.exeloncorp.com/role/IncomeTaxesNarrativeDetails",
     "shortName": "Income Taxes - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "exc:IncomeTaxExpenseRelatedToSeparation",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R61": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i6f51a1599a2f4ab297b2334fb5711ec0_D20220401-20220630",
      "decimals": "3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate",
      "reportCount": 1,
      "unique": true,
      "unitRef": "number",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240504028 - Disclosure - Income Taxes - Reconciliation to Effective Tax Rate (Details)",
     "role": "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails",
     "shortName": "Income Taxes - Reconciliation to Effective Tax Rate (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i6f51a1599a2f4ab297b2334fb5711ec0_D20220401-20220630",
      "decimals": "3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate",
      "reportCount": 1,
      "unique": true,
      "unitRef": "number",
      "xsiNil": "false"
     }
    },
    "R62": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:UnrecognizedTaxBenefits",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240514029 - Disclosure - Income Taxes - Unrecognized Tax Benefits (Details)",
     "role": "http://www.exeloncorp.com/role/IncomeTaxesUnrecognizedTaxBenefitsDetails",
     "shortName": "Income Taxes - Unrecognized Tax Benefits (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:UnrecognizedTaxBenefits",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R63": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "icdedcf7c941344c195ea78efbd620282_D20220201-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncreaseDecreaseInPensionPlanObligations",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240544030 - Disclosure - Retirement Benefits - Narrative (Details)",
     "role": "http://www.exeloncorp.com/role/RetirementBenefitsNarrativeDetails",
     "shortName": "Retirement Benefits - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "icdedcf7c941344c195ea78efbd620282_D20220201-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncreaseDecreaseInPensionPlanObligations",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R64": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfOtherNonoperatingIncomeByComponentTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i6f51a1599a2f4ab297b2334fb5711ec0_D20220401-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240554031 - Disclosure - Retirement Benefits - Calculation of Net Periodic Benefit Cost (Details)",
     "role": "http://www.exeloncorp.com/role/RetirementBenefitsCalculationofNetPeriodicBenefitCostDetails",
     "shortName": "Retirement Benefits - Calculation of Net Periodic Benefit Cost (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i8f53d78fa4d94943a7ed7f10e335dbf8_D20220401-20220630",
      "decimals": "-6",
      "lang": "en-US",
      "name": "us-gaap:DefinedBenefitPlanServiceCost",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R65": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PensionAndOtherPostretirementBenefitExpense",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240564032 - Disclosure - Retirement Benefits - Allocated Portion of Pension and Postretirement Benefit Plan Costs (Details)",
     "role": "http://www.exeloncorp.com/role/RetirementBenefitsAllocatedPortionofPensionandPostretirementBenefitPlanCostsDetails",
     "shortName": "Retirement Benefits - Allocated Portion of Pension and Postretirement Benefit Plan Costs (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i710b3e869c0f4f0aafbce982e7009299_D20220401-20220630",
      "decimals": "-6",
      "lang": "en-US",
      "name": "us-gaap:PensionAndOtherPostretirementBenefitExpense",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R66": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:DefinedContributionPlanDisclosuresTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i6f51a1599a2f4ab297b2334fb5711ec0_D20220401-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DefinedBenefitPlanContributionsByEmployer",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240574033 - Disclosure - Retirement Benefits - Defined Contribution Savings Plans (Details)",
     "role": "http://www.exeloncorp.com/role/RetirementBenefitsDefinedContributionSavingsPlansDetails",
     "shortName": "Retirement Benefits - Defined Contribution Savings Plans (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:DefinedContributionPlanDisclosuresTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i6f51a1599a2f4ab297b2334fb5711ec0_D20220401-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DefinedBenefitPlanContributionsByEmployer",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R67": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:OtherLiabilitiesCurrent",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240594034 - Disclosure - Derivative Financial Instruments - Narrative (Details)",
     "role": "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails",
     "shortName": "Derivative Financial Instruments - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "ia2f66247b88a4ee08682af186f3bfd19_D20120601-20120630",
      "decimals": "-5",
      "lang": "en-US",
      "name": "us-gaap:LongTermPurchaseCommitmentMinimumEnergyVolumeRequired",
      "reportCount": 1,
      "unique": true,
      "unitRef": "mwh",
      "xsiNil": "false"
     }
    },
    "R68": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i3a4f9e9bb23b4a639d19254a156dac5b_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NotesReceivableRelatedParties",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240624035 - Disclosure - Debt and Credit Agreements - Narrative (Details)",
     "role": "http://www.exeloncorp.com/role/DebtandCreditAgreementsNarrativeDetails",
     "shortName": "Debt and Credit Agreements - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i3a4f9e9bb23b4a639d19254a156dac5b_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NotesReceivableRelatedParties",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R69": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfShortTermDebtTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "ie305ee5a31fe4ad8958232713f07f31c_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CommercialPaper",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240634036 - Disclosure - Debt and Credit Agreements - Commercial Paper Borrowings (Details)",
     "role": "http://www.exeloncorp.com/role/DebtandCreditAgreementsCommercialPaperBorrowingsDetails",
     "shortName": "Debt and Credit Agreements - Commercial Paper Borrowings (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfShortTermDebtTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "ie305ee5a31fe4ad8958232713f07f31c_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CommercialPaper",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R7": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210041002 - Disclosure - Discontinued Operations (Exelon)",
     "role": "http://www.exeloncorp.com/role/DiscontinuedOperationsExelon",
     "shortName": "Discontinued Operations (Exelon)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R70": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfLineOfCreditFacilitiesTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "ia6bad407037c48f3b757a6b179e369e9_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240644037 - Disclosure - Summary of Revolving Credit Agreements (Details)",
     "role": "http://www.exeloncorp.com/role/SummaryofRevolvingCreditAgreementsDetails",
     "shortName": "Summary of Revolving Credit Agreements (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfLineOfCreditFacilitiesTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "ia6bad407037c48f3b757a6b179e369e9_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R71": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfDebtInstrumentsTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i10c5630ada414521be35cfed16d04a7e_I20220630",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DebtInstrumentInterestRateStatedPercentage",
      "reportCount": 1,
      "unique": true,
      "unitRef": "number",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240654038 - Disclosure - Debt and Credit Agreements - Issuance of Long-Term Debt (Details)",
     "role": "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails",
     "shortName": "Debt and Credit Agreements - Issuance of Long-Term Debt (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfDebtInstrumentsTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i10c5630ada414521be35cfed16d04a7e_I20220630",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DebtInstrumentInterestRateStatedPercentage",
      "reportCount": 1,
      "unique": true,
      "unitRef": "number",
      "xsiNil": "false"
     }
    },
    "R72": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DueToAffiliateNoncurrent",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240694040 - Disclosure - Fair Value of Financial Assets and Liabilities - Fair Value of Financial Liabilities Recorded at Amortized Cost (Details)",
     "role": "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails",
     "shortName": "Fair Value of Financial Assets and Liabilities - Fair Value of Financial Liabilities Recorded at Amortized Cost (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:FairValueByBalanceSheetGroupingTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "ie290cd732b994cf8b7c66b549188d558_I20220630",
      "decimals": "-6",
      "lang": "en-US",
      "name": "us-gaap:DebtInstrumentFairValue",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R73": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DerivativeLiabilitiesCurrent",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240704041 - Disclosure - Fair Value of Financial Assets and Liabilities - Fair Value Measurements of Assets and Liabilities, Recurring and Nonrecurring (Details)",
     "role": "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
     "shortName": "Fair Value of Financial Assets and Liabilities - Fair Value Measurements of Assets and Liabilities, Recurring and Nonrecurring (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iea4f8b42494f4d9d960cd687c5e451d0_I20220630",
      "decimals": "-6",
      "lang": "en-US",
      "name": "us-gaap:CashAndCashEquivalentsFairValueDisclosure",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R74": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "exc:FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "id412b60eebf747d38bcf524b07b65699_I20220331",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240714042 - Disclosure - Fair Value of Financial Assets and Liabilities - Fair Value Assets Liabilities Measured On Recurring Basis Unobservable Input Reconciliation (Details)",
     "role": "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails",
     "shortName": "Fair Value of Financial Assets and Liabilities - Fair Value Assets Liabilities Measured On Recurring Basis Unobservable Input Reconciliation (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "exc:FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "id412b60eebf747d38bcf524b07b65699_I20220331",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R75": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "exc:FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "ie80c904b4649476797e0b0a09ed32df9_D20220401-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240724043 - Disclosure - Fair Value of Financial Assets and Liabilities - Fair Value Assets And Liabilities Measured On Recurring Basis Gain Loss Included In Earnings (Details)",
     "role": "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsDetails",
     "shortName": "Fair Value of Financial Assets and Liabilities - Fair Value Assets And Liabilities Measured On Recurring Basis Gain Loss Included In Earnings (Details)",
     "subGroupType": "details",
     "uniqueAnchor": null
    },
    "R76": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:FairValueAssetsMeasuredOnNonrecurringBasisValuationTechniquesTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i4cbabbdbdfbc4e479ca94927f101f39d_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240734044 - Disclosure - Fair Value of Financial Assets and Liabilities - Fair Value Inputs Assets Quantitative Information (Details)",
     "role": "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails",
     "shortName": "Fair Value of Financial Assets and Liabilities - Fair Value Inputs Assets Quantitative Information (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:FairValueAssetsMeasuredOnNonrecurringBasisValuationTechniquesTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i4cbabbdbdfbc4e479ca94927f101f39d_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R77": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:OtherCommitment",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240764045 - Disclosure - Commitments and Contingencies - Narrative (Details)",
     "role": "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails",
     "shortName": "Commitments and Contingencies - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i58b7290660b944e89c18caf0e70a3ab3_I20220630",
      "decimals": "INF",
      "lang": "en-US",
      "name": "exc:MgpSiteContingencyMonitoringCount",
      "reportCount": 1,
      "unique": true,
      "unitRef": "mgpsite",
      "xsiNil": "false"
     }
    },
    "R78": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:OtherCommitment",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240774046 - Disclosure - Commitments and Contingencies - Merger Commitment (Details)",
     "role": "http://www.exeloncorp.com/role/CommitmentsandContingenciesMergerCommitmentDetails",
     "shortName": "Commitments and Contingencies - Merger Commitment (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0bfdf234a93f4467b95de5cc174a8e88_I20220630",
      "decimals": "-6",
      "lang": "en-US",
      "name": "us-gaap:OtherCommitment",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R79": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:OtherCommitment",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240784047 - Disclosure - Commitments and Contingencies - Schedule of Commercial Commitments (Details)",
     "role": "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails",
     "shortName": "Commitments and Contingencies - Schedule of Commercial Commitments (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "lang": "en-US",
      "name": "us-gaap:OtherCommitmentsFutureMinimumPaymentsRemainderOfFiscalYear",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R8": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PublicUtilitiesDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210131004 - Disclosure - Regulatory Matters (All Registrants)",
     "role": "http://www.exeloncorp.com/role/RegulatoryMattersAllRegistrants",
     "shortName": "Regulatory Matters (All Registrants)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PublicUtilitiesDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R80": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfEnvironmentalLossContingenciesBySiteTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AccrualForEnvironmentalLossContingenciesGross",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240794048 - Disclosure - Commitments and Contingencies - Schedule of Accruals for Environmental Matters (Details)",
     "role": "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofAccrualsforEnvironmentalMattersDetails",
     "shortName": "Commitments and Contingencies - Schedule of Accruals for Environmental Matters (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfEnvironmentalLossContingenciesBySiteTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "if26bc1ec5ec242d1be2dffabdcddfbda_I20220630",
      "decimals": "-6",
      "lang": "en-US",
      "name": "us-gaap:AccrualForEnvironmentalLossContingenciesGross",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R81": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "ib2116edf391246c99a6ec17212e6c9b2_I20220331",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240824049 - Disclosure - Changes in Accumulated Other Comprehensive Income - Schedule of Changes in AOCI (Details)",
     "role": "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeScheduleofChangesinAOCIDetails",
     "shortName": "Changes in Accumulated Other Comprehensive Income - Schedule of Changes in AOCI (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i89785bf631ce492082f1530fdadc1abd_D20220401-20220630",
      "decimals": "-6",
      "lang": "en-US",
      "name": "us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R82": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "exc:ScheduleOfOtherComprehensiveIncomeLossTaxTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i1c32b5c721d44b13a0414e8675d63738_D20220401-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:OtherComprehensiveIncomeLossTax",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240834050 - Disclosure - Changes in Accumulated Other Comprehensive Income - Income Taxes Allocated to Other Comprehensive Income (Loss) Components (Details)",
     "role": "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeIncomeTaxesAllocatedtoOtherComprehensiveIncomeLossComponentsDetails",
     "shortName": "Changes in Accumulated Other Comprehensive Income - Income Taxes Allocated to Other Comprehensive Income (Loss) Components (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "exc:ScheduleOfOtherComprehensiveIncomeLossTaxTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i1c32b5c721d44b13a0414e8675d63738_D20220401-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:OtherComprehensiveIncomeLossTax",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R83": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "ix:continuation",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:GuaranteeObligationsMaximumExposure",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240864051 - Disclosure - Variable Interest Entities - Narrative (Details)",
     "role": "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails",
     "shortName": "Variable Interest Entities - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": null
    },
    "R84": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CashAndCashEquivalentsAtCarryingValue",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240874052 - Disclosure - Variable Interest Entities - Assets and Liabilities of Consolidated VIES (Details)",
     "role": "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails",
     "shortName": "Variable Interest Entities - Assets and Liabilities of Consolidated VIES (Details)",
     "subGroupType": "details",
     "uniqueAnchor": null
    },
    "R85": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:Assets",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240884053 - Disclosure - Variable Interest Entities - Summary of Significant Unconsolidated VIEs (Details)",
     "role": "http://www.exeloncorp.com/role/VariableInterestEntitiesSummaryofSignificantUnconsolidatedVIEsDetails",
     "shortName": "Variable Interest Entities - Summary of Significant Unconsolidated VIEs (Details)",
     "subGroupType": "details",
     "uniqueAnchor": null
    },
    "R86": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfOtherNonoperatingIncomeByComponentTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i6f51a1599a2f4ab297b2334fb5711ec0_D20220401-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240914054 - Disclosure - Supplemental Financial Information - Operations (Detail)",
     "role": "http://www.exeloncorp.com/role/SupplementalFinancialInformationOperationsDetail",
     "shortName": "Supplemental Financial Information - Operations (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfOtherNonoperatingIncomeByComponentTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "if627bf1a46984b1c9a8e92a7b514433a_D20220401-20220630",
      "decimals": "-6",
      "lang": "en-US",
      "name": "us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R87": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i6f51a1599a2f4ab297b2334fb5711ec0_D20220401-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:UtilitiesOperatingExpenseTaxes",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240924055 - Disclosure - Supplemental Financial Information - Taxes Other Than Income Taxes (Details)",
     "role": "http://www.exeloncorp.com/role/SupplementalFinancialInformationTaxesOtherThanIncomeTaxesDetails",
     "shortName": "Supplemental Financial Information - Taxes Other Than Income Taxes (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i6f51a1599a2f4ab297b2334fb5711ec0_D20220401-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:UtilitiesOperatingExpenseTaxes",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R88": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:Depreciation",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240934056 - Disclosure - Supplemental Financial Information - Cash Flow (Details)",
     "role": "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails",
     "shortName": "Supplemental Financial Information - Cash Flow (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:Depreciation",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R89": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CashAndCashEquivalentsAtCarryingValue",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240944057 - Disclosure - Supplemental Financial Information - Balance Sheet (Details)",
     "role": "http://www.exeloncorp.com/role/SupplementalFinancialInformationBalanceSheetDetails",
     "shortName": "Supplemental Financial Information - Balance Sheet (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "lang": "en-US",
      "name": "us-gaap:RestrictedCashAndCashEquivalentsNoncurrent",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R9": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RevenueFromContractWithCustomerTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "210211005 - Disclosure - Revenue from Contracts with Customers (All Registrants)",
     "role": "http://www.exeloncorp.com/role/RevenuefromContractswithCustomersAllRegistrants",
     "shortName": "Revenue from Contracts with Customers (All Registrants)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i0a73b976e0af4202b2a856fdd5fd6793_D20220101-20220630",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RevenueFromContractWithCustomerTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R90": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i6f51a1599a2f4ab297b2334fb5711ec0_D20220401-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RelatedPartyTransactionPurchasesFromRelatedParty",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240974058 - Disclosure - Related Party Transactions - Utility Registrants' expense with Generation (Details)",
     "role": "http://www.exeloncorp.com/role/RelatedPartyTransactionsUtilityRegistrantsexpensewithGenerationDetails",
     "shortName": "Related Party Transactions - Utility Registrants' expense with Generation (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfRelatedPartyTransactionsTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "i98d65725106544ba99e690869a636902_D20220401-20220630",
      "decimals": "-6",
      "lang": "en-US",
      "name": "us-gaap:RevenueFromRelatedParties",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R91": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "exc:RelatedPartyTransactionsBSCandPHISCOServiceCompaniesTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "icfdad24224164eb3a7fd95fcf43a26d9_D20220401-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "exc:RelatedPartyTransactionCapitalizedCostsSupportServices",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240984059 - Disclosure - Related Party Transactions - BSC and PHISCO Service Companies (Details)",
     "role": "http://www.exeloncorp.com/role/RelatedPartyTransactionsBSCandPHISCOServiceCompaniesDetails",
     "shortName": "Related Party Transactions - BSC and PHISCO Service Companies (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "exc:RelatedPartyTransactionsBSCandPHISCOServiceCompaniesTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "icfdad24224164eb3a7fd95fcf43a26d9_D20220401-20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "exc:RelatedPartyTransactionCapitalizedCostsSupportServices",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R92": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "exc:RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RelatedPartyTransactionDueFromToRelatedPartyCurrent",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "240994060 - Disclosure - Related Party Transactions - Current Receivables From/Payables To Affiliates (Details)",
     "role": "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails",
     "shortName": "Related Party Transactions - Current Receivables From/Payables To Affiliates (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "exc:RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RelatedPartyTransactionDueFromToRelatedPartyCurrent",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R93": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "iebeed2c4b5d24751ad660a4a994657d3_I20220630",
      "decimals": "-6",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DueToAffiliateNoncurrent",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "241014062 - Disclosure - Related Party Transactions - Long Term Debt to Financing Trusts (Details)",
     "role": "http://www.exeloncorp.com/role/RelatedPartyTransactionsLongTermDebttoFinancingTrustsDetails",
     "shortName": "Related Party Transactions - Long Term Debt to Financing Trusts (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "ix:continuation",
       "div",
       "body",
       "html"
      ],
      "baseRef": "exc-20220630.htm",
      "contextRef": "ia3a8371aa08d45a6a7ea97fea2bbf5ba_I20220630",
      "decimals": "-6",
      "lang": "en-US",
      "name": "us-gaap:DueToAffiliateNoncurrent",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    }
   },
   "segmentCount": 181,
   "tag": {
    "dei_AmendmentFlag": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true when the XBRL content amends previously-filed or accepted submission.",
        "label": "Amendment Flag",
        "terseLabel": "Amendment Flag"
       }
      }
     },
     "localname": "AmendmentFlag",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_CityAreaCode": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Area code of city",
        "label": "City Area Code",
        "terseLabel": "City Area Code"
       }
      }
     },
     "localname": "CityAreaCode",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_CoverAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cover page.",
        "label": "Cover [Abstract]",
        "terseLabel": "Cover [Abstract]"
       }
      }
     },
     "localname": "CoverAbstract",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "xbrltype": "stringItemType"
    },
    "dei_CurrentFiscalYearEndDate": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "End date of current fiscal year in the format --MM-DD.",
        "label": "Current Fiscal Year End Date",
        "terseLabel": "Current Fiscal Year End Date"
       }
      }
     },
     "localname": "CurrentFiscalYearEndDate",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "gMonthDayItemType"
    },
    "dei_DocumentFiscalPeriodFocus": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fiscal period values are FY, Q1, Q2, and Q3.  1st, 2nd and 3rd quarter 10-Q or 10-QT statements have value Q1, Q2, and Q3 respectively, with 10-K, 10-KT or other fiscal year statements having FY.",
        "label": "Document Fiscal Period Focus",
        "terseLabel": "Document Fiscal Period Focus"
       }
      }
     },
     "localname": "DocumentFiscalPeriodFocus",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "fiscalPeriodItemType"
    },
    "dei_DocumentFiscalYearFocus": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This is focus fiscal year of the document report in YYYY format. For a 2006 annual report, which may also provide financial information from prior periods, fiscal 2006 should be given as the fiscal year focus. Example: 2006.",
        "label": "Document Fiscal Year Focus",
        "terseLabel": "Document Fiscal Year Focus"
       }
      }
     },
     "localname": "DocumentFiscalYearFocus",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "gYearItemType"
    },
    "dei_DocumentPeriodEndDate": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "For the EDGAR submission types of Form 8-K: the date of the report, the date of the earliest event reported; for the EDGAR submission types of Form N-1A: the filing date; for all other submission types: the end of the reporting or transition period.  The format of the date is YYYY-MM-DD.",
        "label": "Document Period End Date",
        "terseLabel": "Document Period End Date"
       }
      }
     },
     "localname": "DocumentPeriodEndDate",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "dateItemType"
    },
    "dei_DocumentQuarterlyReport": {
     "auth_ref": [
      "r929"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true only for a form used as an quarterly report.",
        "label": "Document Quarterly Report",
        "terseLabel": "Document Quarterly Report"
       }
      }
     },
     "localname": "DocumentQuarterlyReport",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_DocumentTransitionReport": {
     "auth_ref": [
      "r930"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true only for a form used as a transition report.",
        "label": "Document Transition Report",
        "terseLabel": "Document Transition Report"
       }
      }
     },
     "localname": "DocumentTransitionReport",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_DocumentType": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'.",
        "label": "Document Type",
        "terseLabel": "Document Type"
       }
      }
     },
     "localname": "DocumentType",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "submissionTypeItemType"
    },
    "dei_EntityAddressAddressLine1": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Address Line 1 such as Attn, Building Name, Street Name",
        "label": "Entity Address, Address Line One",
        "terseLabel": "Entity Address, Address Line One"
       }
      }
     },
     "localname": "EntityAddressAddressLine1",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityAddressAddressLine2": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Address Line 2 such as Street or Suite number",
        "label": "Entity Address, Address Line Two",
        "terseLabel": "Entity Address, Address Line Two"
       }
      }
     },
     "localname": "EntityAddressAddressLine2",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityAddressCityOrTown": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Name of the City or Town",
        "label": "Entity Address, City or Town",
        "terseLabel": "Entity Address, City or Town"
       }
      }
     },
     "localname": "EntityAddressCityOrTown",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityAddressPostalZipCode": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Code for the postal or zip code",
        "label": "Entity Address, Postal Zip Code",
        "terseLabel": "Entity Address, Postal Zip Code"
       }
      }
     },
     "localname": "EntityAddressPostalZipCode",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityAddressStateOrProvince": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Name of the state or province.",
        "label": "Entity Address, State or Province",
        "terseLabel": "Entity Address, State or Province"
       }
      }
     },
     "localname": "EntityAddressStateOrProvince",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "stateOrProvinceItemType"
    },
    "dei_EntityCentralIndexKey": {
     "auth_ref": [
      "r927"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.",
        "label": "Entity Central Index Key",
        "terseLabel": "Entity Central Index Key"
       }
      }
     },
     "localname": "EntityCentralIndexKey",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "centralIndexKeyItemType"
    },
    "dei_EntityCommonStockSharesOutstanding": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument.",
        "label": "Entity Common Stock, Shares Outstanding",
        "terseLabel": "Entity Common Stock Shares Outstanding"
       }
      }
     },
     "localname": "EntityCommonStockSharesOutstanding",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "sharesItemType"
    },
    "dei_EntityCurrentReportingStatus": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicate 'Yes' or 'No' whether registrants (1) have filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that registrants were required to file such reports), and (2) have been subject to such filing requirements for the past 90 days. This information should be based on the registrant's current or most recent filing containing the related disclosure.",
        "label": "Entity Current Reporting Status",
        "terseLabel": "Entity Current Reporting Status"
       }
      }
     },
     "localname": "EntityCurrentReportingStatus",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "yesNoItemType"
    },
    "dei_EntityDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "All the names of the entities being reported upon in a document. Any legal structure used to conduct activities or to hold assets. Some examples of such structures are corporations, partnerships, limited liability companies, grantor trusts, and other trusts. This item does not include business and geographical segments which are included in the geographical or business segments domains.",
        "label": "Entity [Domain]",
        "terseLabel": "Entity [Domain]"
       }
      }
     },
     "localname": "EntityDomain",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivableAllowanceforCreditLossesRollforwardDetails",
      "http://www.exeloncorp.com/role/AccountsReceivablePurchasesandSalesofAccountsReceivableDetail",
      "http://www.exeloncorp.com/role/AccountsReceivableUnbilledCustomerRevenueDetails",
      "http://www.exeloncorp.com/role/AssetImpairmentsNarrativeDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesMergerCommitmentDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofAccrualsforEnvironmentalMattersDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails",
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/CoverPage",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsCommercialPaperBorrowingsDetails",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails",
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsImplicationsofPotentialEarlyPlantRetirementonBalanceSheetDetails",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsNarrativeDetails",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsPretaxExpenseDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesNarrativeDetails",
      "http://www.exeloncorp.com/role/IncomeTaxesNarrativeDetails",
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails",
      "http://www.exeloncorp.com/role/IncomeTaxesUnrecognizedTaxBenefitsDetails",
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails",
      "http://www.exeloncorp.com/role/NuclearDecommissioningNarrativeDetails",
      "http://www.exeloncorp.com/role/NuclearDecommissioningRollforwardofNuclearDecommissioningARODetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersAnnualElectricTransmissionFillingsDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersCapitalizedRatemakingAmountNotRecognizedDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersEnergyEfficiencyFormulaRateDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsBSCandPHISCOServiceCompaniesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsLongTermDebttoFinancingTrustsDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsNoncurrentReceivablesfromPayablestoaffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsUtilityRegistrantsexpensewithGenerationDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsAllocatedPortionofPensionandPostretirementBenefitPlanCostsDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsDefinedContributionSavingsPlansDetails",
      "http://www.exeloncorp.com/role/RevenuefromContractswithCustomersChangeinContractwithCustomerAssetandLiabilityDetails",
      "http://www.exeloncorp.com/role/RevenuefromContractwithCustomerPerformanceObligationsDetails",
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails",
      "http://www.exeloncorp.com/role/SegmentInformationNarrativeDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails",
      "http://www.exeloncorp.com/role/SignificantAccountingPoliciesDetails",
      "http://www.exeloncorp.com/role/SubsequentEventsNarrativeDetails",
      "http://www.exeloncorp.com/role/SummaryofRevolvingCreditAgreementsDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationBalanceSheetDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationOperationsDetail",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationTaxesOtherThanIncomeTaxesDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesSummaryofSignificantUnconsolidatedVIEsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "dei_EntityEmergingGrowthCompany": {
     "auth_ref": [
      "r927"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicate if registrant meets the emerging growth company criteria.",
        "label": "Entity Emerging Growth Company",
        "terseLabel": "Entity Emerging Growth Company"
       }
      }
     },
     "localname": "EntityEmergingGrowthCompany",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntityFileNumber": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen.",
        "label": "Entity File Number",
        "terseLabel": "Entity File Number"
       }
      }
     },
     "localname": "EntityFileNumber",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "fileNumberItemType"
    },
    "dei_EntityFilerCategory": {
     "auth_ref": [
      "r927"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicate whether the registrant is one of the following: Large Accelerated Filer, Accelerated Filer, Non-accelerated Filer. Definitions of these categories are stated in Rule 12b-2 of the Exchange Act. This information should be based on the registrant's current or most recent filing containing the related disclosure.",
        "label": "Entity Filer Category",
        "terseLabel": "Entity Filer Category"
       }
      }
     },
     "localname": "EntityFilerCategory",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "filerCategoryItemType"
    },
    "dei_EntityIncorporationStateCountryCode": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Two-character EDGAR code representing the state or country of incorporation.",
        "label": "Entity Incorporation, State or Country Code",
        "terseLabel": "Entity Incorporation, State or Country Code"
       }
      }
     },
     "localname": "EntityIncorporationStateCountryCode",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "edgarStateCountryItemType"
    },
    "dei_EntityInteractiveDataCurrent": {
     "auth_ref": [
      "r931"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true when the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T during the preceding 12 months (or for such shorter period that the registrant was required to submit such files).",
        "label": "Entity Interactive Data Current",
        "terseLabel": "Entity Interactive Data Current"
       }
      }
     },
     "localname": "EntityInteractiveDataCurrent",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "yesNoItemType"
    },
    "dei_EntityRegistrantName": {
     "auth_ref": [
      "r927"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC.",
        "label": "Entity Registrant Name",
        "terseLabel": "Entity Registrant Name"
       }
      }
     },
     "localname": "EntityRegistrantName",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityShellCompany": {
     "auth_ref": [
      "r927"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true when the registrant is a shell company as defined in Rule 12b-2 of the Exchange Act.",
        "label": "Entity Shell Company",
        "terseLabel": "Entity Shell Company"
       }
      }
     },
     "localname": "EntityShellCompany",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntitySmallBusiness": {
     "auth_ref": [
      "r927"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicates that the company is a Smaller Reporting Company (SRC).",
        "label": "Entity Small Business",
        "terseLabel": "Entity Small Business"
       }
      }
     },
     "localname": "EntitySmallBusiness",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntityTaxIdentificationNumber": {
     "auth_ref": [
      "r927"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS.",
        "label": "Entity Tax Identification Number",
        "terseLabel": "Entity Tax Identification Number"
       }
      }
     },
     "localname": "EntityTaxIdentificationNumber",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "employerIdItemType"
    },
    "dei_LegalEntityAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The set of legal entities associated with a report.",
        "label": "Legal Entity [Axis]",
        "terseLabel": "Legal Entity [Axis]"
       }
      }
     },
     "localname": "LegalEntityAxis",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivableAllowanceforCreditLossesRollforwardDetails",
      "http://www.exeloncorp.com/role/AccountsReceivablePurchasesandSalesofAccountsReceivableDetail",
      "http://www.exeloncorp.com/role/AccountsReceivableUnbilledCustomerRevenueDetails",
      "http://www.exeloncorp.com/role/AssetImpairmentsNarrativeDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesMergerCommitmentDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofAccrualsforEnvironmentalMattersDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails",
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/CoverPage",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsCommercialPaperBorrowingsDetails",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails",
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsImplicationsofPotentialEarlyPlantRetirementonBalanceSheetDetails",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsNarrativeDetails",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsPretaxExpenseDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesNarrativeDetails",
      "http://www.exeloncorp.com/role/IncomeTaxesNarrativeDetails",
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails",
      "http://www.exeloncorp.com/role/IncomeTaxesUnrecognizedTaxBenefitsDetails",
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails",
      "http://www.exeloncorp.com/role/NuclearDecommissioningNarrativeDetails",
      "http://www.exeloncorp.com/role/NuclearDecommissioningRollforwardofNuclearDecommissioningARODetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersAnnualElectricTransmissionFillingsDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersCapitalizedRatemakingAmountNotRecognizedDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersEnergyEfficiencyFormulaRateDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsBSCandPHISCOServiceCompaniesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsLongTermDebttoFinancingTrustsDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsNoncurrentReceivablesfromPayablestoaffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsUtilityRegistrantsexpensewithGenerationDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsAllocatedPortionofPensionandPostretirementBenefitPlanCostsDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsDefinedContributionSavingsPlansDetails",
      "http://www.exeloncorp.com/role/RevenuefromContractswithCustomersChangeinContractwithCustomerAssetandLiabilityDetails",
      "http://www.exeloncorp.com/role/RevenuefromContractwithCustomerPerformanceObligationsDetails",
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails",
      "http://www.exeloncorp.com/role/SegmentInformationNarrativeDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails",
      "http://www.exeloncorp.com/role/SignificantAccountingPoliciesDetails",
      "http://www.exeloncorp.com/role/SubsequentEventsNarrativeDetails",
      "http://www.exeloncorp.com/role/SummaryofRevolvingCreditAgreementsDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationBalanceSheetDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationOperationsDetail",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationTaxesOtherThanIncomeTaxesDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesSummaryofSignificantUnconsolidatedVIEsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "dei_LocalPhoneNumber": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Local phone number for entity.",
        "label": "Local Phone Number",
        "terseLabel": "Local Phone Number"
       }
      }
     },
     "localname": "LocalPhoneNumber",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_Security12bTitle": {
     "auth_ref": [
      "r926"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Title of a 12(b) registered security.",
        "label": "Title of 12(b) Security",
        "terseLabel": "Title of 12(b) Security"
       }
      }
     },
     "localname": "Security12bTitle",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "securityTitleItemType"
    },
    "dei_SecurityExchangeName": {
     "auth_ref": [
      "r928"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Name of the Exchange on which a security is registered.",
        "label": "Security Exchange Name",
        "terseLabel": "Security Exchange Name"
       }
      }
     },
     "localname": "SecurityExchangeName",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "edgarExchangeCodeItemType"
    },
    "dei_TradingSymbol": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Trading symbol of an instrument as listed on an exchange.",
        "label": "Trading Symbol",
        "terseLabel": "Trading Symbol"
       }
      }
     },
     "localname": "TradingSymbol",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "tradingSymbolItemType"
    },
    "exc_A2020Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "2020",
        "label": "2020 [Member]",
        "terseLabel": "2020"
       }
      }
     },
     "localname": "A2020Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_A2021Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Period increase or decrease goes into effect 2021",
        "label": "2021 [Member]",
        "terseLabel": "2021"
       }
      }
     },
     "localname": "A2021Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_A2022Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Period increase or decrease goes into effect 2022",
        "label": "2022 [Member]",
        "terseLabel": "2022"
       }
      }
     },
     "localname": "A2022Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_A2022TransmissionFormulaRateAnnualUpdateDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "2022 Transmission Formula Rate Annual Update",
        "label": "2022 Transmission Formula Rate Annual Update [Domain]",
        "terseLabel": "2022 Transmission Formula Rate Annual Update [Domain]"
       }
      }
     },
     "localname": "A2022TransmissionFormulaRateAnnualUpdateDomain",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersAnnualElectricTransmissionFillingsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_A2022TransmissionFormulaRateRevenueReductionMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "2022 Transmission Formula Rate Revenue Reduction",
        "label": "2022 Transmission Formula Rate Revenue Reduction [Member]",
        "terseLabel": "2022 Transmission Formula Rate Revenue Reduction"
       }
      }
     },
     "localname": "A2022TransmissionFormulaRateRevenueReductionMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersAnnualElectricTransmissionFillingsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_A2023Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Period increase or decrease goes into effect 2023",
        "label": "2023 [Member]",
        "terseLabel": "2023"
       }
      }
     },
     "localname": "A2023Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_A2024Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Period increase or decrease goes into effect 2024",
        "label": "2024 [Member]",
        "terseLabel": "2024"
       }
      }
     },
     "localname": "A2024Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_A2025Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Period increase or decrease goes into effect 2025",
        "label": "2025 [Member]",
        "terseLabel": "2025"
       }
      }
     },
     "localname": "A2025Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_AccountsReceivableRelatedPartiesPurchase": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accounts Receivable, Related Parties, Purchase",
        "label": "Accounts Receivable, Related Parties, Purchase",
        "terseLabel": "Accounts Receivable, Related Parties, Purchase"
       }
      }
     },
     "localname": "AccountsReceivableRelatedPartiesPurchase",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivablePurchasesandSalesofAccountsReceivableDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_AccrualForMgpInvestigationAndRemediationMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the portion of the total environmental investigation and remediation reserve related to manufactured gas plant investigation and remediation.",
        "label": "Accrual For MGP Investigation And Remediation [Member]",
        "terseLabel": "Accrual For MGP Investigation And Remediation [Member]"
       }
      }
     },
     "localname": "AccrualForMgpInvestigationAndRemediationMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofAccrualsforEnvironmentalMattersDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_AccruedCompensationCurrent": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying value as of the balance sheet date of obligations incurred and payable for payroll, employee benefits, incentive compensation and vacation. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).",
        "label": "Accrued Compensation Current",
        "terseLabel": "Compensation-related accruals"
       }
      }
     },
     "localname": "AccruedCompensationCurrent",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationBalanceSheetDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_AccumulatedOtherComprehensiveIncomeLossTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accumulated Other Comprehensive Income Loss [Text Block]",
        "terseLabel": "Changes in Accumulated Other Comprehensive Income"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeLossTextBlock",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeExelon"
     ],
     "xbrltype": "textBlockItemType"
    },
    "exc_AdjustmentsToReconcileFederalStatutoryIncomeTaxRateToEffectiveIncomeTaxRateContinuingOperationsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Adjustments to reconcile the domestic federal statutory tax rate to a company's effective income tax rate abstract.",
        "label": "Adjustments To Reconcile Federal Statutory Income Tax Rate To Effective Income Tax Rate Continuing Operations [Abstract]",
        "terseLabel": "Increase (decrease) due to:"
       }
      }
     },
     "localname": "AdjustmentsToReconcileFederalStatutoryIncomeTaxRateToEffectiveIncomeTaxRateContinuingOperationsAbstract",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_AgreementCashProceeds": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of cash proceeds received as a result of agreement executed.",
        "label": "Agreement Cash Proceeds",
        "terseLabel": "Agreement Cash Proceeds"
       }
      }
     },
     "localname": "AgreementCashProceeds",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SubsequentEventsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_AgreementLiabilitiesRecorded": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Agreement Liabilities Recorded",
        "label": "Agreement Liabilities Recorded",
        "terseLabel": "Agreement Liabilities Recorded"
       }
      }
     },
     "localname": "AgreementLiabilitiesRecorded",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SubsequentEventsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_AlbanyGreenEnergyBiomassFacilityMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Albany Green Energy biomass facility",
        "label": "Albany Green Energy biomass facility [Member]",
        "terseLabel": "Albany Green Energy biomass facility"
       }
      }
     },
     "localname": "AlbanyGreenEnergyBiomassFacilityMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_AlternativeRevenueProgramsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Alternative revenue programs",
        "label": "Alternative revenue programs [Member]",
        "terseLabel": "Alternative revenue programs [Member]"
       }
      }
     },
     "localname": "AlternativeRevenueProgramsMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_AmortizationofPriorServiceCostBenefitandActuarialLossAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amortization of Prior Service Cost (Benefit) and Actuarial Loss [Abstract]",
        "label": "Amortization of Prior Service Cost (Benefit) and Actuarial Loss [Abstract]",
        "terseLabel": "Amortization of:"
       }
      }
     },
     "localname": "AmortizationofPriorServiceCostBenefitandActuarialLossAbstract",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsCalculationofNetPeriodicBenefitCostDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_AntelopeValleyMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Antelope Valley is a wholly owned indirect subsidiary of EGR IV",
        "label": "Antelope Valley [Member]",
        "terseLabel": "Antelope Valley [Member]"
       }
      }
     },
     "localname": "AntelopeValleyMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/AssetImpairmentsNarrativeDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_AssetRetirementObligationContractualOffset": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Asset Retirement Obligation Contractual Offset",
        "label": "Asset Retirement Obligation Contractual Offset",
        "terseLabel": "Asset Retirement Obligation Contractual Offset"
       }
      }
     },
     "localname": "AssetRetirementObligationContractualOffset",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsPretaxExpenseDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_AssetRetirementObligationRollForwardAnalysisLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Asset Retirement Obligation Roll Forward Analysis [Line Items]",
        "terseLabel": "Asset Retirement Obligation Roll Forward Analysis [Line Items]"
       }
      }
     },
     "localname": "AssetRetirementObligationRollForwardAnalysisLineItems",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/NuclearDecommissioningRollforwardofNuclearDecommissioningARODetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_AssetRetirementObligationRollForwardAnalysisTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A table for the reconciliation of the nuclear decommissioning asset retirement obligation from the beginning of a period to the end of a period.",
        "label": "Asset Retirement Obligation Roll Forward Analysis [Table]",
        "terseLabel": "Asset Retirement Obligation Roll Forward Analysis [Table]"
       }
      }
     },
     "localname": "AssetRetirementObligationRollForwardAnalysisTable",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/NuclearDecommissioningRollforwardofNuclearDecommissioningARODetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_AssetsandLiabilitiesofVariableInterestEntityTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Variable Interest Entity Disclosure - Summary of Consolidated Variable Interest Entity - Assets and Liabilities of Variable Interest Entity [Table Text Block]",
        "label": "Assets and Liabilities of Variable Interest Entity [Table Text Block]",
        "terseLabel": "VIE - Assets and Liabilities of VIEs which Creditors or Beneficiaries have no Recourse"
       }
      }
     },
     "localname": "AssetsandLiabilitiesofVariableInterestEntityTableTextBlock",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "exc_AtlanticCityElectricCoAffiliateMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Atlantic City Electric Co Affiliate [Member]",
        "label": "Atlantic City Electric Co Affiliate [Member]",
        "terseLabel": "Atlantic City Electric Co Affiliate [Member]"
       }
      }
     },
     "localname": "AtlanticCityElectricCoAffiliateMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsUtilityRegistrantsexpensewithGenerationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_AtlanticCityElectricCompanyAffiliateMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "AtlanticCityElectricCompanyAffiliate [Member]",
        "label": "AtlanticCityElectricCompanyAffiliate [Member]",
        "terseLabel": "AtlanticCityElectricCompanyAffiliate [Member]"
       }
      }
     },
     "localname": "AtlanticCityElectricCompanyAffiliateMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_AtlanticCityElectricCompanyMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Atlantic City Electric Company [Member]",
        "label": "Atlantic City Electric Company [Member]",
        "terseLabel": "Atlantic City Electric Company [Member]"
       }
      }
     },
     "localname": "AtlanticCityElectricCompanyMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivableAllowanceforCreditLossesRollforwardDetails",
      "http://www.exeloncorp.com/role/AccountsReceivablePurchasesandSalesofAccountsReceivableDetail",
      "http://www.exeloncorp.com/role/AccountsReceivableUnbilledCustomerRevenueDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesMergerCommitmentDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofAccrualsforEnvironmentalMattersDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails",
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/CoverPage",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsCommercialPaperBorrowingsDetails",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails",
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails",
      "http://www.exeloncorp.com/role/IncomeTaxesNarrativeDetails",
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails",
      "http://www.exeloncorp.com/role/IncomeTaxesUnrecognizedTaxBenefitsDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersAnnualElectricTransmissionFillingsDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersCapitalizedRatemakingAmountNotRecognizedDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsBSCandPHISCOServiceCompaniesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsAllocatedPortionofPensionandPostretirementBenefitPlanCostsDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsDefinedContributionSavingsPlansDetails",
      "http://www.exeloncorp.com/role/RevenuefromContractswithCustomersChangeinContractwithCustomerAssetandLiabilityDetails",
      "http://www.exeloncorp.com/role/RevenuefromContractwithCustomerPerformanceObligationsDetails",
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails",
      "http://www.exeloncorp.com/role/SignificantAccountingPoliciesDetails",
      "http://www.exeloncorp.com/role/SubsequentEventsNarrativeDetails",
      "http://www.exeloncorp.com/role/SummaryofRevolvingCreditAgreementsDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationBalanceSheetDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationOperationsDetail",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationTaxesOtherThanIncomeTaxesDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_BaltimoreGasAndElectricCompanyAffiliateMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Baltimore Gas and Electric Related Party Affiliate",
        "label": "Baltimore Gas And Electric Company Affiliate [Member]",
        "terseLabel": "Baltimore Gas And Electric Company Affiliate [Member]"
       }
      }
     },
     "localname": "BaltimoreGasAndElectricCompanyAffiliateMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsUtilityRegistrantsexpensewithGenerationDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_BaltimoreGasAndElectricCompanyMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Baltimore Gas and Electric Company [Member]",
        "terseLabel": "Baltimore Gas and Electric Company [Member]"
       }
      }
     },
     "localname": "BaltimoreGasAndElectricCompanyMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivableAllowanceforCreditLossesRollforwardDetails",
      "http://www.exeloncorp.com/role/AccountsReceivablePurchasesandSalesofAccountsReceivableDetail",
      "http://www.exeloncorp.com/role/AccountsReceivableUnbilledCustomerRevenueDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofAccrualsforEnvironmentalMattersDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails",
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/CoverPage",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsCommercialPaperBorrowingsDetails",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails",
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails",
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersAnnualElectricTransmissionFillingsDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersCapitalizedRatemakingAmountNotRecognizedDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsBSCandPHISCOServiceCompaniesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsAllocatedPortionofPensionandPostretirementBenefitPlanCostsDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsDefinedContributionSavingsPlansDetails",
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails",
      "http://www.exeloncorp.com/role/SummaryofRevolvingCreditAgreementsDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationBalanceSheetDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationOperationsDetail",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationTaxesOtherThanIncomeTaxesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_BasisPointsForTransmissionFormulaRate": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Basis points for Transmission Formula Rate",
        "label": "Basis points for Transmission Formula Rate",
        "terseLabel": "Basis points for Transmission Formula Rate"
       }
      }
     },
     "localname": "BasisPointsForTransmissionFormulaRate",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersAnnualElectricTransmissionFillingsDetails"
     ],
     "xbrltype": "decimalItemType"
    },
    "exc_BasispointsforComEdsRevenueRequirement": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Maximum basis points that can be added to the average rate on 30-year treasury notes, to determine the allowed ROE for ComEd's revenue requirement.",
        "label": "Basis points for ComEd's Revenue Requirement",
        "terseLabel": "Basis points for ComEd's Revenue Requirement"
       }
      }
     },
     "localname": "BasispointsforComEdsRevenueRequirement",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersEnergyEfficiencyFormulaRateDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails"
     ],
     "xbrltype": "decimalItemType"
    },
    "exc_BeneficialElectrificationPlannedExpenditure": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Beneficial electrification planned expenditure",
        "label": "Beneficial electrification planned expenditure",
        "terseLabel": "Beneficial electrification planned expenditure"
       }
      }
     },
     "localname": "BeneficialElectrificationPlannedExpenditure",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_Bonds105July2020Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Bonds105July2020 [Member]",
        "label": "Bonds105July2020 [Member]",
        "terseLabel": "Bonds105July2020 [Member]"
       }
      }
     },
     "localname": "Bonds105July2020Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_BraidwoodLasalleMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Braidwood and Lasalle Generating Stations [Member]",
        "label": "Braidwood Lasalle [Member]",
        "terseLabel": "Braidwood LaSalle [Member]"
       }
      }
     },
     "localname": "BraidwoodLasalleMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsImplicationsofPotentialEarlyPlantRetirementonBalanceSheetDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_BraidwoodMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Braidwood Generating Station [Member]",
        "label": "Braidwood [Member]",
        "terseLabel": "Braidwood [Member]"
       }
      }
     },
     "localname": "BraidwoodMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsImplicationsofPotentialEarlyPlantRetirementonBalanceSheetDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_BusinessAcquisitionExpectedNewGenerationMwh": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The expected capacity of new generation development related to the acquisition settlement.",
        "label": "Business Acquisition, Expected New Generation Mwh",
        "terseLabel": "Business Acquisition, Expected New Generation Mwh"
       }
      }
     },
     "localname": "BusinessAcquisitionExpectedNewGenerationMwh",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "powerItemType"
    },
    "exc_BusinessServicesCompanyMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Services Company [Member]",
        "label": "Business Services Company [Member]",
        "terseLabel": "Business Services Company [Member]"
       }
      }
     },
     "localname": "BusinessServicesCompanyMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_BusinessServicesCorporationMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Services Corporation [Member]",
        "label": "Business Services Corporation [Member]",
        "terseLabel": "Business Services Corporation [Member]"
       }
      }
     },
     "localname": "BusinessServicesCorporationMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsNoncurrentReceivablesfromPayablestoaffiliatesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_ByronDresdenMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Byron Dresden",
        "label": "Byron Dresden [Member]",
        "terseLabel": "Byron Dresden"
       }
      }
     },
     "localname": "ByronDresdenMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsPretaxExpenseDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_CENGPreferredDistributionReturn": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "CENG Preferred Distribution Return",
        "label": "CENG Preferred Distribution Return",
        "terseLabel": "CENG Preferred Distribution Return"
       }
      }
     },
     "localname": "CENGPreferredDistributionReturn",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "exc_CapacityOfFacilityOfCompanyOwnedSolarDistributionGenerationFacilities": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Capacity of facility of company owned solar distribution generation facilities.",
        "label": "Capacity Of Facility Of Company Owned Solar Distribution Generation Facilities",
        "terseLabel": "Capacity Of Facility Of Company Owned Solar Distribution Generation Facilities"
       }
      }
     },
     "localname": "CapacityOfFacilityOfCompanyOwnedSolarDistributionGenerationFacilities",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/AssetImpairmentsNarrativeDetails",
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails"
     ],
     "xbrltype": "powerItemType"
    },
    "exc_CaponEquityComponentofRateofReturnonCommonEquityinFederalEnergyRegulatoryCommitteeComplaint": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The maximum percentage allowed for the equity component of the rate of return on common equity in the Federal Energy Regulatory Committee Complaint.",
        "label": "Cap on Equity Component of Rate of Return on Common Equity in Federal Energy Regulatory Committee Complaint",
        "terseLabel": "Cap on Equity Component of Rate of Return on Common Equity in Federal Energy Regulatory Committee Complaint"
       }
      }
     },
     "localname": "CaponEquityComponentofRateofReturnonCommonEquityinFederalEnergyRegulatoryCommitteeComplaint",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersAnnualElectricTransmissionFillingsDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "exc_CarbonMitigationCreditRiderMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carbon Mitigation Credit rider",
        "label": "Carbon Mitigation Credit rider [Member]",
        "terseLabel": "Carbon Mitigation Credit rider"
       }
      }
     },
     "localname": "CarbonMitigationCreditRiderMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_CashCollateralPosted": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cash collateral posted related to credit risk.",
        "label": "Cash Collateral Posted",
        "terseLabel": "Cash Collateral Posted"
       }
      }
     },
     "localname": "CashCollateralPosted",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_CashEquivalentsNDTMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cash Equivalents NDT [Member]",
        "label": "Cash Equivalents NDT [Member]",
        "terseLabel": "Cash Equivalents NDT [Member]"
       }
      }
     },
     "localname": "CashEquivalentsNDTMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_CengMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents a joint venture relating to a nuclear generation and operation business.",
        "label": "CENG [Member]",
        "terseLabel": "CENG [Member]"
       }
      }
     },
     "localname": "CengMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_CertainDistributedEnergyCompaniesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Certain Distributed Energy Companies",
        "label": "Certain Distributed Energy Companies [Member]",
        "terseLabel": "Certain Distributed Energy Companies [Member]"
       }
      }
     },
     "localname": "CertainDistributedEnergyCompaniesMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/AssetImpairmentsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_ChangeInContractWithCustomerAssetAndLiabilityLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Change in Contract with Customer, Asset and Liability [Line Items]",
        "label": "Change in Contract with Customer, Asset and Liability [Line Items]",
        "terseLabel": "Change in Contract with Customer, Asset and Liability [Line Items]"
       }
      }
     },
     "localname": "ChangeInContractWithCustomerAssetAndLiabilityLineItems",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RevenuefromContractswithCustomersChangeinContractwithCustomerAssetandLiabilityDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_ChangeinCapitalExpendituresIncurredButNotYetPaid": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The non cash impact of change in capital expenditures incurred but not yet paid.",
        "label": "Change in Capital Expenditures Incurred But Not Yet Paid",
        "terseLabel": "Decrease in capital expenditures not paid"
       }
      }
     },
     "localname": "ChangeinCapitalExpendituresIncurredButNotYetPaid",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_ChangeinContractwithCustomerAssetandLiabilityTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Change in Contract with Customer, Asset and Liability [Table]",
        "label": "Change in Contract with Customer, Asset and Liability [Table]",
        "terseLabel": "Change in Contract with Customer, Asset and Liability [Table]"
       }
      }
     },
     "localname": "ChangeinContractwithCustomerAssetandLiabilityTable",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RevenuefromContractswithCustomersChangeinContractwithCustomerAssetandLiabilityDetails",
      "http://www.exeloncorp.com/role/RevenuefromContractswithCustomersTables"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_ChangeinReceivablesFromPayablesToAffiliatesNet": {
     "auth_ref": [],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 18.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The net change in related receivables and payables from entities that are affiliated with the reporting entity by means of direct or indirect ownership. A positive value indicates a decrease in the net receivable or an increase in the net payable, while a negative value indicates an increase in the net receivable or a decrease in the net payable.",
        "label": "Change in Receivables From Payables To Affiliates, Net",
        "terseLabel": "Receivables from payables to affiliates, net"
       }
      }
     },
     "localname": "ChangeinReceivablesFromPayablesToAffiliatesNet",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_ChangesInOptionPremiumsCollectedReceived": {
     "auth_ref": [],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The net change during the reporting period in option premiums collected and paid. Options reflect the right or obligation to buy or sell an energy-related commodity and are classified in current and long-term mark-to-market derivative assets and liabilities.",
        "label": "Changes In Option Premiums Collected Received",
        "negatedLabel": "Option premiums (paid) received, net"
       }
      }
     },
     "localname": "ChangesInOptionPremiumsCollectedReceived",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_ChangesinAccumulatedOtherComprehensiveIncomeAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Changes in Accumulated Other Comprehensive Income [Abstract]",
        "label": "Changes in Accumulated Other Comprehensive Income [Abstract]",
        "terseLabel": "Changes in Accumulated Other Comprehensive Income [Abstract]"
       }
      }
     },
     "localname": "ChangesinAccumulatedOtherComprehensiveIncomeAbstract",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "xbrltype": "stringItemType"
    },
    "exc_ClaimTypeAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Claim Type",
        "label": "Claim Type [Axis]",
        "terseLabel": "Claim Type [Axis]"
       }
      }
     },
     "localname": "ClaimTypeAxis",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_ClaimTypeDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "[Domain] for Claim Type",
        "label": "Claim Type [Domain]",
        "terseLabel": "Claim Type [Domain]"
       }
      }
     },
     "localname": "ClaimTypeDomain",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_CollateralMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Collateral [Member]",
        "label": "Collateral [Member]",
        "terseLabel": "Collateral [Member]"
       }
      }
     },
     "localname": "CollateralMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_ComEd2022EnergyEfficiencyFormulaRateDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "ComEd 2022 Energy Efficiency Formula Rate",
        "label": "ComEd 2022 Energy Efficiency Formula Rate [Domain]",
        "terseLabel": "ComEd 2022 Energy Efficiency Formula Rate [Domain]"
       }
      }
     },
     "localname": "ComEd2022EnergyEfficiencyFormulaRateDomain",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersEnergyEfficiencyFormulaRateDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_ComedFinancingThreeAffiliateMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "ComEd Financing III Related Party Affiliate",
        "label": "ComEd Financing Three Affiliate [Member]",
        "terseLabel": "ComEd Financing Three Affiliate [Member]"
       }
      }
     },
     "localname": "ComedFinancingThreeAffiliateMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsLongTermDebttoFinancingTrustsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_CommercialAgreementVIEMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Commercial Agreement VIE [Member]",
        "verboseLabel": "Commercial Agreement VIE [Member]"
       }
      }
     },
     "localname": "CommercialAgreementVIEMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesSummaryofSignificantUnconsolidatedVIEsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_CommitmentsAndContingenciesAdditionalNarrativeInformationLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Commitments And Contingencies Additional Narrative Information [Line Items]",
        "label": "Commitments And Contingencies Additional Narrative Information [Line Items]",
        "terseLabel": "Commitments And Contingencies Additional Narrative Information [Line Items]"
       }
      }
     },
     "localname": "CommitmentsAndContingenciesAdditionalNarrativeInformationLineItems",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_CommitmentsAndContingenciesAdditionalNarrativeInformationTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Commitments And Contingencies Additional Narrative Information [Table]",
        "label": "Commitments And Contingencies Additional Narrative Information [Table]",
        "terseLabel": "Commitments And Contingencies Additional Narrative Information [Table]"
       }
      }
     },
     "localname": "CommitmentsAndContingenciesAdditionalNarrativeInformationTable",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_CommodityDerivativeLiabilitesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Commodity Derivative Liabilites [Member]",
        "label": "Commodity Derivative Liabilites [Member]",
        "terseLabel": "Commodity Derivative Liabilites [Member]"
       }
      }
     },
     "localname": "CommodityDerivativeLiabilitesMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_CommonwealthEdisonCoAffiliateMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Commonwealth Edison Co Affiliate.",
        "label": "Commonwealth Edison Co Affiliate [Member]",
        "terseLabel": "Commonwealth Edison Co Affiliate [Member]"
       }
      }
     },
     "localname": "CommonwealthEdisonCoAffiliateMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsNoncurrentReceivablesfromPayablestoaffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsUtilityRegistrantsexpensewithGenerationDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_CommonwealthEdisonCoMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Commonwealth Edison Co [Member]",
        "label": "Commonwealth Edison Co [Member]",
        "terseLabel": "Commonwealth Edison Co [Member]"
       }
      }
     },
     "localname": "CommonwealthEdisonCoMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivableAllowanceforCreditLossesRollforwardDetails",
      "http://www.exeloncorp.com/role/AccountsReceivablePurchasesandSalesofAccountsReceivableDetail",
      "http://www.exeloncorp.com/role/AccountsReceivableUnbilledCustomerRevenueDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofAccrualsforEnvironmentalMattersDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails",
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/CoverPage",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsCommercialPaperBorrowingsDetails",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails",
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails",
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersAnnualElectricTransmissionFillingsDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersCapitalizedRatemakingAmountNotRecognizedDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersEnergyEfficiencyFormulaRateDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsBSCandPHISCOServiceCompaniesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsLongTermDebttoFinancingTrustsDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsUtilityRegistrantsexpensewithGenerationDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsAllocatedPortionofPensionandPostretirementBenefitPlanCostsDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsDefinedContributionSavingsPlansDetails",
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails",
      "http://www.exeloncorp.com/role/SummaryofRevolvingCreditAgreementsDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationBalanceSheetDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationOperationsDetail",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationTaxesOtherThanIncomeTaxesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_ContractLiabilitiesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Contract Liabilities",
        "label": "Contract Liabilities [Member]",
        "terseLabel": "Contract Liabilities"
       }
      }
     },
     "localname": "ContractLiabilitiesMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RevenuefromContractswithCustomersTables"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_ContractTerminationLiability": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Contract Termination Liability",
        "label": "Contract Termination Liability",
        "terseLabel": "Contract Termination Liability"
       }
      }
     },
     "localname": "ContractTerminationLiability",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_ContractTypeAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Contract Type",
        "label": "Contract Type [Axis]",
        "terseLabel": "Contract Type [Axis]"
       }
      }
     },
     "localname": "ContractTypeAxis",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RevenuefromContractswithCustomersTables"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_ContractTypeDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Contract Type [Domain]",
        "label": "Contract Type [Domain]",
        "terseLabel": "Contract Type [Domain]"
       }
      }
     },
     "localname": "ContractTypeDomain",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RevenuefromContractswithCustomersTables"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_ContractWithCustomersLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Contract with Customers",
        "label": "Contract with Customers [Line Items]",
        "terseLabel": "Contract with Customers [Line Items]"
       }
      }
     },
     "localname": "ContractWithCustomersLineItems",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RevenuefromContractswithCustomersTables"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_DCPLUGChargeMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "DC PLUG Charge",
        "label": "DC PLUG Charge [Member]",
        "terseLabel": "DC PLUG Charge"
       }
      }
     },
     "localname": "DCPLUGChargeMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_DecommissioningRelatedActivitiesNotContractuallyOffset": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The current period expense charged against earnings on decommissioning the Byron Units that are not contractually offset.",
        "label": "Decommissioning Related Activities Not Contractually Offset",
        "terseLabel": "Decommissioning Related Activities Not Contractually Offset"
       }
      }
     },
     "localname": "DecommissioningRelatedActivitiesNotContractuallyOffset",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/NuclearDecommissioningNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_DeferredPaymentsForLegalSettlements": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of cash to be paid in a future period for the settlement of litigation or for other legal issues during the period.",
        "label": "Deferred Payments For Legal Settlements",
        "terseLabel": "Deferred payments for legal settlements"
       }
      }
     },
     "localname": "DeferredPaymentsForLegalSettlements",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_DefinedBenefitPlanAmountsRecognizedInRegulatoryAssetsBeforeTax": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate net gain or loss and net prior service cost or credit recognized in regulatory assets, including amounts arising during the period and reclassification adjustments of regulatory assets as a result of being recognized as components of net periodic benefit cost for the period.",
        "label": "Defined Benefit Plan Amounts Recognized In Regulatory Assets Before Tax",
        "terseLabel": "Defined Benefit Plan Amounts Recognized In Regulatory Assets Before Tax"
       }
      }
     },
     "localname": "DefinedBenefitPlanAmountsRecognizedInRegulatoryAssetsBeforeTax",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_DefinedBenefitPlanAmountsRecognizedInRegulatoryLiabilitiesBeforeTax": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Increase in regulatory liabilities due to updated valuation received by Exelon for its legacy pension and other postretirement benefit obligations.",
        "label": "Defined Benefit Plan Amounts Recognized In Regulatory Liabilities Before Tax",
        "terseLabel": "Defined Benefit Plan Amounts Recognized In Regulatory Liabilities Before Tax"
       }
      }
     },
     "localname": "DefinedBenefitPlanAmountsRecognizedInRegulatoryLiabilitiesBeforeTax",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_Delaware2022NaturalGasDistributionBaseRateCaseMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Delaware 2022 Natural Gas Distribution Base Rate Case",
        "label": "Delaware 2022 Natural Gas Distribution Base Rate Case [Member]",
        "terseLabel": "Delaware 2022 Natural Gas Distribution Base Rate Case"
       }
      }
     },
     "localname": "Delaware2022NaturalGasDistributionBaseRateCaseMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_DelmarvaPowerandLightCoAffiliateMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Delmarva Power and Light Co Affiliate [Member]",
        "label": "Delmarva Power and Light Co Affiliate [Member]",
        "terseLabel": "Delmarva Power and Light Co Affiliate [Member]"
       }
      }
     },
     "localname": "DelmarvaPowerandLightCoAffiliateMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsUtilityRegistrantsexpensewithGenerationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_DelmarvaPowerandLightCompanyAffiliateMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "DelmarvaPowerandLightCompanyAffiliate [Member]",
        "label": "DelmarvaPowerandLightCompanyAffiliate [Member]",
        "terseLabel": "DelmarvaPowerandLightCompanyAffiliate [Member]"
       }
      }
     },
     "localname": "DelmarvaPowerandLightCompanyAffiliateMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_DelmarvaPowerandLightCompanyMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Delmarva Power and Light Company [Member]",
        "label": "Delmarva Power and Light Company [Member]",
        "terseLabel": "Delmarva Power and Light Company [Member]"
       }
      }
     },
     "localname": "DelmarvaPowerandLightCompanyMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivableAllowanceforCreditLossesRollforwardDetails",
      "http://www.exeloncorp.com/role/AccountsReceivablePurchasesandSalesofAccountsReceivableDetail",
      "http://www.exeloncorp.com/role/AccountsReceivableUnbilledCustomerRevenueDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesMergerCommitmentDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofAccrualsforEnvironmentalMattersDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails",
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/CoverPage",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsCommercialPaperBorrowingsDetails",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails",
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails",
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersAnnualElectricTransmissionFillingsDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersCapitalizedRatemakingAmountNotRecognizedDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsBSCandPHISCOServiceCompaniesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsAllocatedPortionofPensionandPostretirementBenefitPlanCostsDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsDefinedContributionSavingsPlansDetails",
      "http://www.exeloncorp.com/role/RevenuefromContractswithCustomersChangeinContractwithCustomerAssetandLiabilityDetails",
      "http://www.exeloncorp.com/role/RevenuefromContractwithCustomerPerformanceObligationsDetails",
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails",
      "http://www.exeloncorp.com/role/SubsequentEventsNarrativeDetails",
      "http://www.exeloncorp.com/role/SummaryofRevolvingCreditAgreementsDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationBalanceSheetDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationOperationsDetail",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationTaxesOtherThanIncomeTaxesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_DerivativesFairValueFootnotesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivatives Fair Value Footnotes [Abstract]",
        "terseLabel": "Derivatives Fair Value Footnotes [Abstract]"
       }
      }
     },
     "localname": "DerivativesFairValueFootnotesAbstract",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_DiscontinuedOperationsBalanceSheetTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Discontinued Operations - Balance Sheet",
        "label": "Discontinued Operations - Balance Sheet [Table Text Block]",
        "verboseLabel": "Discontinued Operations - Balance Sheet [Table Text Block]"
       }
      }
     },
     "localname": "DiscontinuedOperationsBalanceSheetTableTextBlock",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "exc_DiscontinuedOperationsCashFlowsTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Discontinued Operations - Cash Flows",
        "label": "Discontinued Operations - Cash Flows [Table Text Block]",
        "verboseLabel": "Discontinued Operations - Cash Flows [Table Text Block]"
       }
      }
     },
     "localname": "DiscontinuedOperationsCashFlowsTableTextBlock",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "exc_DiscontinuedOperationsIncomeStatementTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Discontinued Operations - Income Statement",
        "label": "Discontinued Operations - Income Statement [Table Text Block]",
        "terseLabel": "Discontinued Operations - Income Statement"
       }
      }
     },
     "localname": "DiscontinuedOperationsIncomeStatementTableTextBlock",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "exc_DisposalGroupIncludingDiscontinuedOperationsAssetsCurrentAssetsHeldForSale": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disposal Group, Including Discontinued Operations, Assets, Current - Assets held for sale",
        "label": "Disposal Group, Including Discontinued Operations, Assets, Current - Assets held for sale",
        "terseLabel": "Disposal Group, Including Discontinued Operations, Assets, Current - Assets held for sale"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationsAssetsCurrentAssetsHeldForSale",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_DisposalGroupIncludingDiscontinuedOperationsAssetsCurrentLiabilitiesHeldForSale": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disposal Group, Including Discontinued Operations, Assets, Current - Liabilities held for sale",
        "label": "Disposal Group, Including Discontinued Operations, Assets, Current - Liabilities held for sale",
        "terseLabel": "Disposal Group, Including Discontinued Operations, Assets, Current - Liabilities held for sale"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationsAssetsCurrentLiabilitiesHeldForSale",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_DistributedEnergyCompanyMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Distributed Energy Company",
        "label": "Distributed Energy Company [Member]",
        "terseLabel": "Distributed Energy Company [Member]"
       }
      }
     },
     "localname": "DistributedEnergyCompanyMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_DistributionOfConstellation": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Distribution of Constellation",
        "label": "Distribution of Constellation",
        "terseLabel": "Distribution of Constellation"
       }
      }
     },
     "localname": "DistributionOfConstellation",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_DistrictofColumbia2019ElectricDistributionBaseRateCaseMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "District of Columbia 2019 Electric Distribution Base Rate Case [Member]",
        "label": "District of Columbia 2019 Electric Distribution Base Rate Case [Member]",
        "terseLabel": "District of Columbia 2019 Electric Distribution Base Rate Case [Member]"
       }
      }
     },
     "localname": "DistrictofColumbia2019ElectricDistributionBaseRateCaseMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_EGRPMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "EGRP",
        "label": "EGRP [Member]",
        "terseLabel": "EGRP [Member]"
       }
      }
     },
     "localname": "EGRPMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_EconomicHedgingInstrumentLiabilitesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Economic Hedging Instrument Liabilites [Member]",
        "label": "Economic Hedging Instrument Liabilites [Member]",
        "terseLabel": "Economic Hedging Instrument Liabilites [Member]"
       }
      }
     },
     "localname": "EconomicHedgingInstrumentLiabilitesMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_EconomicHedgingInstrumentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Economic Hedging Instrument [Member]",
        "label": "Economic Hedging Instrument [Member]",
        "terseLabel": "Economic Hedges [Member]"
       }
      }
     },
     "localname": "EconomicHedgingInstrumentMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_EconomichedgeInterestandCurrencyMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Economic hedge Interest and Currency [Member]",
        "label": "Economic hedge Interest and Currency [Member]",
        "terseLabel": "Economic hedge Interest and Currency [Member]"
       }
      }
     },
     "localname": "EconomichedgeInterestandCurrencyMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRateLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate [Line Items]",
        "label": "Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate [Line Items]",
        "terseLabel": "Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate [Line Items]"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRateLineItems",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRateTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate [Table]",
        "label": "Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate [Table]",
        "terseLabel": "Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate [Table]"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRateTable",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_EffectiveIncomeTaxRateReconciliationChangeinEnactedTaxLawPercent": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to change in enacted tax law, excluding changes in the income tax rates.",
        "label": "Effective Income Tax Rate Reconciliation, Change in Enacted Tax Law, Percent",
        "terseLabel": "Excess deferred tax amortization"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationChangeinEnactedTaxLawPercent",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "exc_EffectsofNettingandAllocationofCollateral1Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "EffectsofNettingandAllocationofCollateral1 [Member]",
        "label": "EffectsofNettingandAllocationofCollateral1 [Member]",
        "terseLabel": "Effectsofnettingandallocationofcollateral1 [Member]"
       }
      }
     },
     "localname": "EffectsofNettingandAllocationofCollateral1Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_EffectsofNettingandAllocationofCollateralLiabilitesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Effects of Netting and Allocation of Collateral Liabilites [Member]",
        "label": "Effects of Netting and Allocation of Collateral Liabilites [Member]",
        "terseLabel": "Effects of Netting and Allocation of Collateral Liabilites [Member]"
       }
      }
     },
     "localname": "EffectsofNettingandAllocationofCollateralLiabilitesMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_EffectsofNettingandAllocationofCollateralMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Effects of Netting and Allocation of Collateral [Member]",
        "label": "Effects of Netting and Allocation of Collateral [Member]",
        "terseLabel": "Effects of netting and allocation of collateral [Member]"
       }
      }
     },
     "localname": "EffectsofNettingandAllocationofCollateralMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_ElectricDistributionFormulaRateAnnualReconciliationsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Electric Distribution Formula Rate Annual Reconciliations",
        "label": "Electric Distribution Formula Rate Annual Reconciliations [Member]",
        "terseLabel": "Electric Distribution Formula Rate Annual Reconciliations"
       }
      }
     },
     "localname": "ElectricDistributionFormulaRateAnnualReconciliationsMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_ElectricEnergyAndNaturalGasCostsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Electric Energy and Natural Gas Costs",
        "label": "Electric Energy and Natural Gas Costs [Member]",
        "terseLabel": "Electric Energy and Natural Gas Cost [Member]"
       }
      }
     },
     "localname": "ElectricEnergyAndNaturalGasCostsMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_ElectricTransmissionFormulaRateAnnualReconciliationsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Electric Transmission Formula Rate Annual Reconciliations [Member]",
        "label": "Electric Transmission Formula Rate Annual Reconciliations [Member]",
        "terseLabel": "Electric Transmission Formula Rate Annual Reconciliations [Member]"
       }
      }
     },
     "localname": "ElectricTransmissionFormulaRateAnnualReconciliationsMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_EnergyEfficiencyAndDemandResponseProgramsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Energy Efficiency and Demand Response Programs",
        "label": "Energy Efficiency and Demand Response Programs [Member]",
        "terseLabel": "Energy Efficiency and Demand Response Programs"
       }
      }
     },
     "localname": "EnergyEfficiencyAndDemandResponseProgramsMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_EnergyEfficiencyCostsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Energy Efficiency Costs",
        "label": "Energy Efficiency Costs [Member]",
        "terseLabel": "Energy Efficiency Costs"
       }
      }
     },
     "localname": "EnergyEfficiencyCostsMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_EnergyRelatedOptions": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the reclassification of energy-related option premiums to realized at settlement of contracts recorded in results of operations due to the settlement of the underlying transaction.",
        "label": "Energy Related Options",
        "terseLabel": "Energy-related options"
       }
      }
     },
     "localname": "EnergyRelatedOptions",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_EquityInvestmentVIEMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Equity Investment VIE [Member]",
        "label": "Equity Investment VIE [Member]",
        "terseLabel": "Equity Investment VIE [Member]"
       }
      }
     },
     "localname": "EquityInvestmentVIEMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesSummaryofSignificantUnconsolidatedVIEsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_EquitySecuritiesNuclearDecommissioningTrustFundMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Equity Securities Nuclear Decommissioning Trust Fund",
        "label": "Equity Securities Nuclear Decommissioning Trust Fund [Member]",
        "terseLabel": "Equity Securities Nuclear Decommissioning Trust Fund [Member]"
       }
      }
     },
     "localname": "EquitySecuritiesNuclearDecommissioningTrustFundMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_EstimatedFutureClaimsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Estimated Future Claims",
        "label": "Estimated Future Claims [Member]",
        "terseLabel": "Estimated Future Claims [Member]"
       }
      }
     },
     "localname": "EstimatedFutureClaimsMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_ExelonBusinessServicesCoAffiliateMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Exelon Business Services Co Related Party Affiliate",
        "label": "Exelon Business Services Co Affiliate [Member]",
        "terseLabel": "Exelon Business Services Co Affiliate [Member]"
       }
      }
     },
     "localname": "ExelonBusinessServicesCoAffiliateMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsBSCandPHISCOServiceCompaniesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsUtilityRegistrantsexpensewithGenerationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_ExelonGenerationCoLLCMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Exelon Generation Co LLC [Member]",
        "label": "Exelon Generation Co L L C [Member]",
        "terseLabel": "Exelon Generation Co L L C [Member]"
       }
      }
     },
     "localname": "ExelonGenerationCoLLCMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/AssetImpairmentsNarrativeDetails",
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeScheduleofChangesinAOCIDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofAccrualsforEnvironmentalMattersDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsTables",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetails",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsCashFlows",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsImplicationsofPotentialEarlyPlantRetirementonBalanceSheetDetails",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsNarrativeDetails",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsPretaxExpenseDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesNarrativeDetails",
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails",
      "http://www.exeloncorp.com/role/NuclearDecommissioningNarrativeDetails",
      "http://www.exeloncorp.com/role/NuclearDecommissioningRollforwardofNuclearDecommissioningARODetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsBSCandPHISCOServiceCompaniesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsNoncurrentReceivablesfromPayablestoaffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsUtilityRegistrantsexpensewithGenerationDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesSummaryofSignificantUnconsolidatedVIEsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_ExelonGenerationCoLlcAffiliateMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Exelon Generation Co LLC Related Party Affiliate",
        "label": "Exelon Generation Co LLC Affiliate [Member]",
        "terseLabel": "Exelon Generation Co LLC Affiliate [Member]"
       }
      }
     },
     "localname": "ExelonGenerationCoLlcAffiliateMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivablePurchasesandSalesofAccountsReceivableDetail",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsUtilityRegistrantsexpensewithGenerationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_ExternalCounterpartiesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "External Counterparties",
        "label": "External Counterparties [Member]",
        "terseLabel": "External Counterparties"
       }
      }
     },
     "localname": "ExternalCounterpartiesMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_FMB230Mar2031Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "FMB230Mar2031",
        "label": "FMB230Mar2031 [Member]",
        "terseLabel": "FMB230Mar2031"
       }
      }
     },
     "localname": "FMB230Mar2031Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_FMB315Mar2032Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "FMB315Mar2032",
        "label": "FMB315Mar2032 [Member]",
        "terseLabel": "FMB315Mar2032"
       }
      }
     },
     "localname": "FMB315Mar2032Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_FMB324June2050Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "FMB324June2050 [Member]",
        "label": "FMB324June2050 [Member]",
        "terseLabel": "FMB324June2050 [Member]"
       }
      }
     },
     "localname": "FMB324June2050Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_FMB335Sept2032Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "FMB335Sept2032",
        "label": "FMB335Sept2032 [Member]",
        "terseLabel": "FMB336Sept2032"
       }
      }
     },
     "localname": "FMB335Sept2032Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_FMB350May2052Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "FMB350May2052",
        "label": "FMB350May2052 [Member]",
        "terseLabel": "FMB350May2052"
       }
      }
     },
     "localname": "FMB350May2052Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_FMB385Mar2052Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "FMB385Mar2052",
        "label": "FMB385Mar2052 [Member]",
        "terseLabel": "FMB385Mar2052"
       }
      }
     },
     "localname": "FMB385Mar2052Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_FMB397Mar2052Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "FMB397Mar2052",
        "label": "FMB397Mar2052 [Member]",
        "terseLabel": "FMB397Mar2052"
       }
      }
     },
     "localname": "FMB397Mar2052Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisFinancialStatementCaptionsLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. 0",
        "label": "Fair Value Assets And Liabilities Measured On Recurring Basis Financial Statement Captions [Line Items]",
        "terseLabel": "Fair Value Assets And Liabilities Measured On Recurring Basis Financial Statement Captions [Line Items]"
       }
      }
     },
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisFinancialStatementCaptionsLineItems",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Fair Value Assets And Liabilities Measured On Recurring Basis Gain Loss Included In Earnings [Line Items]",
        "terseLabel": "Fair Value Assets And Liabilities Measured On Recurring Basis Gain Loss Included In Earnings [Line Items]"
       }
      }
     },
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsLineItems",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule that discloses total realized and unrealized gains/losses included in income for assets and liabilities with unobservable inputs measured on a recurring basis.",
        "label": "Fair Value Assets And Liabilities Measured On Recurring Basis Gain Loss Included In Earnings [Table]",
        "terseLabel": "Fair Value Assets And Liabilities Measured On Recurring Basis Gain Loss Included In Earnings [Table]"
       }
      }
     },
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsTable",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents, for the fair value measurement of assets and liabilities using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes during the period attributable to the following: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets), and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issuances, and settlements (net); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs).",
        "label": "Fair Value Assets And Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Text Block]",
        "terseLabel": "Fair Value Reconciliation of Level 3 Assets and Liabilities Measured at Fair Value on a Recurring Basis"
       }
      }
     },
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "exc_FairValueAssetsLiabilitiesMeasuredOnRecurringBasisTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Summarization of information required and determined to be disclosed concerning assets and liabilities, including [financial] instruments that are classified in stockholders' equity, which are measured at fair value on a recurring basis.",
        "label": "Fair Value Assets Liabilities Measured On Recurring Basis [Table]",
        "terseLabel": "Fair Value Assets Liabilities Measured On Recurring Basis [Table]"
       }
      }
     },
     "localname": "FairValueAssetsLiabilitiesMeasuredOnRecurringBasisTable",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_FairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Summarization of information required and determined to be provided for purposes of reconciling beginning and ending balances of fair value measurements of assets and liabilities using significant unobservable inputs (Level 3). Such reconciliation, separately presenting changes during the period, at a minimum, may include: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets), and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issuances, and settlements (net); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs).",
        "label": "Fair Value Assets Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Table]",
        "terseLabel": "Fair Value Assets Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Table]"
       }
      }
     },
     "localname": "FairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_FairValueInputsForwardGasPriceAssets": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents the forward power market price used to calculate the change in fair value of the derivative instrument.",
        "label": "Fair Value Inputs Forward Gas Price Assets",
        "verboseLabel": "Forward gas price assets"
       }
      }
     },
     "localname": "FairValueInputsForwardGasPriceAssets",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails"
     ],
     "xbrltype": "perUnitItemType"
    },
    "exc_FairValueInputsForwardHeatRate": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents the factor that is multiplied with the forward price of natural gas to calculate a forward power curve. Natural gas has greater liquidity tenor than power and is commonly used to calculate this curve.",
        "label": "Fair Value Inputs Forward Heat Rate",
        "verboseLabel": "Forward heat rate"
       }
      }
     },
     "localname": "FairValueInputsForwardHeatRate",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "exc_FairValueInputsForwardPowerPrice": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair Value Inputs Forward Power Price",
        "label": "Fair Value Inputs Forward Power Price",
        "terseLabel": "Fair Value Inputs Forward Power Price"
       }
      }
     },
     "localname": "FairValueInputsForwardPowerPrice",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails"
     ],
     "xbrltype": "perUnitItemType"
    },
    "exc_FairValueInputsForwardPowerPriceAssets": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents the forward power market price used to calculate the change in fair value of the derivative instrument.",
        "label": "Fair Value Inputs Forward Power Price Assets",
        "verboseLabel": "Forward power price assets"
       }
      }
     },
     "localname": "FairValueInputsForwardPowerPriceAssets",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails"
     ],
     "xbrltype": "perUnitItemType"
    },
    "exc_FairValueInputsRenewableFactor": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents a factor to adjust an around the clock forward power price and quantity to be in line with an applicable renewable facility. Solar units generally produce more power in the summer days and wind units generally produce more power in the spring and fall evenings.",
        "label": "Fair Value Inputs Renewable Factor",
        "terseLabel": "Fair Value Inputs Renewable Factor"
       }
      }
     },
     "localname": "FairValueInputsRenewableFactor",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "exc_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetLiabilityGainLossAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents total gains or losses for the period (realized and unrealized), arising from assets and liabilities measured at fair value on a recurring basis using unobservable inputs (Level 3).",
        "label": "Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Liability Gain Loss [Abstract]",
        "terseLabel": "Total realized / unrealized gains (losses)"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetLiabilityGainLossAbstract",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetLiabilityGainLossChangeInCollateral": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value measurement with unobservable inputs reconciliation recurring basis asset liability gain loss change in collateral.",
        "label": "Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Liability Gain Loss Change In Collateral",
        "negatedTerseLabel": "Change in collateral"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetLiabilityGainLossChangeInCollateral",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetLiabilityGainLossIncludedInNuclearDecommissioningPayable": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents total gains or losses for the period (realized and unrealized), arising from assets and liabilities measured at fair value on a recurring basis using unobservable inputs (Level 3), which are included in a payable for nuclear power station decommissioning.",
        "label": "Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Liability Gain Loss Included In Nuclear Decommissioning Payable",
        "negatedTerseLabel": "Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Liability Gain Loss Included In Nuclear Decommissioning Payable"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetLiabilityGainLossIncludedInNuclearDecommissioningPayable",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisIncludedInNoncurrentPayablesToAffiliates": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Included In Noncurrent Payables To Affiliates.",
        "label": "Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Included In Noncurrent Payables To Affiliates",
        "terseLabel": "Included in noncurrent payables to affiliates"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisIncludedInNoncurrentPayablesToAffiliates",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisIncludedInRegulatoryassets": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Included In Regulatory assets",
        "label": "Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Included In Regulatory assets",
        "terseLabel": "Included in regulatory assets"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisIncludedInRegulatoryassets",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_FairValueNetAssetsLiabilitiesExcludedFromNuclearDecommissioningTrustFundInvestments": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents total net assets (liabilities) excluded from nuclear decommissioning trust fund investment total. The amount consists of payables related to pending securities purchases net of cash, interest receivables and receivables related to pending securities for the respective periods.",
        "label": "Fair Value Net Assets Liabilities Excluded From Nuclear Decommissioning Trust Fund Investments",
        "terseLabel": "Net assets (liabilities) excluded from nuclear decommissioning trust fund investments"
       }
      }
     },
     "localname": "FairValueNetAssetsLiabilitiesExcludedFromNuclearDecommissioningTrustFundInvestments",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_FederalAndState": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Federal and State",
        "label": "Federal and State",
        "terseLabel": "Federal and State"
       }
      }
     },
     "localname": "FederalAndState",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesNarrativeDetails",
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_FirstMortgageBondsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Bonds that are backed by the first claim on the proceeds from the sale of a specific asset or set of assets in the event that the company is liquidated.",
        "label": "First Mortgage Bonds [Member]",
        "terseLabel": "First Mortgage Bonds [Member]"
       }
      }
     },
     "localname": "FirstMortgageBondsMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_FootnotesToFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Footnotes To Fair Value Assets And Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Abstract]",
        "terseLabel": "Footnotes To Fair Value Assets And Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Abstract]"
       }
      }
     },
     "localname": "FootnotesToFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationAbstract",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_GenerationNewEnglandMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the New England segment of Exelon Corporation and Exelon Generation Company, LLC.",
        "label": "Generation New England [Member]",
        "terseLabel": "Generation New England [Member]"
       }
      }
     },
     "localname": "GenerationNewEnglandMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/AssetImpairmentsNarrativeDetails",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_GenerationTotalConsolidatedGroupMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This member is equivalent to Exelon Generation Co LLC in most cases for segment reporting except for intersegment activity.The consolidated group for intersegment activity represents activity between the segments within the Generation consolidated group as opposed to the activity between Generation and the Exelon consolidated group.",
        "label": "Generation Total Consolidated Group [Member]",
        "terseLabel": "Generation Total Consolidated Group [Member]"
       }
      }
     },
     "localname": "GenerationTotalConsolidatedGroupMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_Illinois2021ElectricDistributionBaseRateCase2020ReconciliationMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Illinois 2021 Electric Distribution Base Rate Case - 2020 Reconciliation",
        "label": "Illinois 2021 Electric Distribution Base Rate Case 2020 Reconciliation [Member]",
        "terseLabel": "Illinois 2021 Electric Distribution Base Rate Case 2020 Reconciliation"
       }
      }
     },
     "localname": "Illinois2021ElectricDistributionBaseRateCase2020ReconciliationMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_Illinois2021ElectricDistributionBaseRateCaseMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Illinois 2021 Electric Distribution Base Rate Case",
        "label": "Illinois 2021 Electric Distribution Base Rate Case [Member]",
        "terseLabel": "Illinois 2021 Electric Distribution Base Rate Case"
       }
      }
     },
     "localname": "Illinois2021ElectricDistributionBaseRateCaseMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_Illinois2022ElectricDistributionBaseRateCaseMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Illinois 2022 Electric Distribution Base Rate Case",
        "label": "Illinois 2022 Electric Distribution Base Rate Case [Member]",
        "terseLabel": "Illinois 2022 Electric Distribution Base Rate Case"
       }
      }
     },
     "localname": "Illinois2022ElectricDistributionBaseRateCaseMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_ImplicationsOfPotentialEarlyRetirementDisclosureTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "implications of potential early retirement disclosure [Text Block]",
        "label": "Implications Of Potential Early Retirement Disclosure [Text Block]",
        "terseLabel": "Early Plant Retirements (Exelon and Generation)"
       }
      }
     },
     "localname": "ImplicationsOfPotentialEarlyRetirementDisclosureTextBlock",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsExelonandGeneration"
     ],
     "xbrltype": "textBlockItemType"
    },
    "exc_ImplicationsofPotentialEarlyPlantRetirementLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "[Line Items] for Implications of Potential Early Plant Retirement",
        "label": "Implications of Potential Early Plant Retirement [Line Items]",
        "terseLabel": "Implications of Potential Early Plant Retirement [Line Items]"
       }
      }
     },
     "localname": "ImplicationsofPotentialEarlyPlantRetirementLineItems",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsImplicationsofPotentialEarlyPlantRetirementonBalanceSheetDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_ImplicationsofPotentialEarlyPlantRetirementTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Implications of Potential Early Plant Retirement",
        "label": "Implications of Potential Early Plant Retirement [Table]",
        "terseLabel": "Implications of Potential Early Plant Retirement [Table]"
       }
      }
     },
     "localname": "ImplicationsofPotentialEarlyPlantRetirementTable",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsImplicationsofPotentialEarlyPlantRetirementonBalanceSheetDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_ImplicationsofPotentialEarlyPlantRetirementonBalanceSheetTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "[Table Text Block] for Implications of Potential Early Plant Retirement on the Balance Sheet",
        "label": "Implications of Potential Early Plant Retirement on Balance Sheet [Table Text Block]",
        "terseLabel": "Implications of Potential Early Plant Retirement on Balance Sheet [Table Text Block]"
       }
      }
     },
     "localname": "ImplicationsofPotentialEarlyPlantRetirementonBalanceSheetTableTextBlock",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "exc_IncomeTaxAdditionalNarrativeInformationLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Income Tax Additional Disclosure [Line Items]",
        "label": "Income Tax Additional Narrative Information [Line Items]",
        "terseLabel": "Income Tax Additional Narrative Information [Line Items]"
       }
      }
     },
     "localname": "IncomeTaxAdditionalNarrativeInformationLineItems",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_IncomeTaxAdditionalNarrativeInformationTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Income Tax Additional Disclosure [Table]",
        "label": "Income Tax Additional Narrative Information [Table]",
        "terseLabel": "Income Tax Additional Narrative Information [Table]"
       }
      }
     },
     "localname": "IncomeTaxAdditionalNarrativeInformationTable",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_IncomeTaxExpenseRelatedToSeparation": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "label": "Income tax expense related to separation",
        "terseLabel": "Income tax expense related to separation"
       }
      }
     },
     "localname": "IncomeTaxExpenseRelatedToSeparation",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_IncrementalCollateralForLossOfInvestmentGradeCreditRating": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Incremental collateral amount required to be provided related to its financial instruments, including derivatives, non-derivatives, normal purchase normal sales contracts and applicable payables and receivables, if the credit rating is downgraded below investment grade.",
        "label": "Incremental Collateral For Loss Of Investment Grade Credit Rating",
        "terseLabel": "Incremental Collateral For Loss Of Investment Grade Credit Rating"
       }
      }
     },
     "localname": "IncrementalCollateralForLossOfInvestmentGradeCreditRating",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_InterestRateandForeignCurrencyDerivativeAssetsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Interest Rate and Foreign Currency Derivative Assets [Member]",
        "label": "Interest Rate and Foreign Currency Derivative Assets [Member]",
        "terseLabel": "Interest rate and foreign currency derivative assets [Member]"
       }
      }
     },
     "localname": "InterestRateandForeignCurrencyDerivativeAssetsMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_InvestmentsAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Investments",
        "label": "Investments [Axis]",
        "terseLabel": "Investments [Axis]"
       }
      }
     },
     "localname": "InvestmentsAxis",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/AssetImpairmentsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_InvestmentsInEquityAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Investments in Equity",
        "label": "Investments in Equity [Axis]",
        "terseLabel": "Investments in Equity [Axis]"
       }
      }
     },
     "localname": "InvestmentsInEquityAxis",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_InvestmentsInEquityDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Investments in Equity [Domain]",
        "label": "Investments in Equity [Domain]",
        "terseLabel": "Investments in Equity [Domain]"
       }
      }
     },
     "localname": "InvestmentsInEquityDomain",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_InvestmentsInEquityMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Investments in Equity",
        "label": "Investments in Equity [Member]",
        "terseLabel": "Investments in Equity"
       }
      }
     },
     "localname": "InvestmentsInEquityMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_InvestmentsInNonconsolidatedVariableInterestEntities": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents the total investments in variable interest entities as of the balance sheet date.",
        "label": "Investments In Nonconsolidated Variable Interest Entities",
        "verboseLabel": "Exelon's ownership interest in VIE"
       }
      }
     },
     "localname": "InvestmentsInNonconsolidatedVariableInterestEntities",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesSummaryofSignificantUnconsolidatedVIEsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_LDCDamagesAccruedLiabilityMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "LDC Damages - Accrued Liability",
        "label": "LDC Damages - Accrued Liability [Member]",
        "terseLabel": "LDC Damages - Accrued Liability"
       }
      }
     },
     "localname": "LDCDamagesAccruedLiabilityMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_LDCDamagesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "LDC Damages",
        "label": "LDC Damages [Member]",
        "terseLabel": "LDC Damages"
       }
      }
     },
     "localname": "LDCDamagesMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_LargeCommercialIndustrialMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Large Commercial &amp; Industrial [Member]",
        "label": "Large Commercial &amp; Industrial [Member]",
        "terseLabel": "Large Commercial &amp; Industrial [Member]"
       }
      }
     },
     "localname": "LargeCommercialIndustrialMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_LasalleMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Lasalle [Member]",
        "label": "Lasalle [Member]",
        "terseLabel": "LaSalle [Member]"
       }
      }
     },
     "localname": "LasalleMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsImplicationsofPotentialEarlyPlantRetirementonBalanceSheetDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_MarketingAgreementInterest": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Marketing agreement interest which gives counterparty, an optional, exclusive right to enter into new agreements with telecommunications companies and to receive agreed upon undivided interest in those new agreements.",
        "label": "Marketing Agreement Interest",
        "terseLabel": "Marketing Agreement Interest"
       }
      }
     },
     "localname": "MarketingAgreementInterest",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SubsequentEventsNarrativeDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "exc_Maryland2020ElectricDistributionBaseRateCaseMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Maryland 2020 Electric Distribution Base Rate Case [Member]",
        "label": "Maryland 2020 Electric Distribution Base Rate Case [Member]",
        "terseLabel": "Maryland 2020 Electric Distribution Base Rate Case [Member]"
       }
      }
     },
     "localname": "Maryland2020ElectricDistributionBaseRateCaseMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_Maryland2020GasDistributionBaseRateCaseMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Maryland 2020 Gas Distribution Base Rate Case [Member]",
        "label": "Maryland 2020 Gas Distribution Base Rate Case [Member]",
        "terseLabel": "Maryland 2020 Gas Distribution Base Rate Case [Member]"
       }
      }
     },
     "localname": "Maryland2020GasDistributionBaseRateCaseMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_Maryland2021ElectricDistributionBaseRateCaseMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Maryland 2021 Electric Distribution Base Rate Case [Member]",
        "label": "Maryland 2021 Electric Distribution Base Rate Case [Member]",
        "terseLabel": "Maryland 2021 Electric Distribution Base Rate Case"
       }
      }
     },
     "localname": "Maryland2021ElectricDistributionBaseRateCaseMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_Maryland2022ElectricDistributionBaseRateCaseMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Maryland 2022 Electric Distribution Base Rate Case",
        "label": "Maryland 2022 Electric Distribution Base Rate Case [Member]",
        "terseLabel": "Maryland 2022 Electric Distribution Base Rate Case"
       }
      }
     },
     "localname": "Maryland2022ElectricDistributionBaseRateCaseMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_MembersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Members' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract]",
        "label": "Members Equity Including Portion Attributable To Noncontrolling Interest [Abstract]",
        "terseLabel": "Equity"
       }
      }
     },
     "localname": "MembersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_MembershipInterestMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "An ownership interest in a limited liability company.",
        "label": "Membership Interest [Member]",
        "terseLabel": "Membership Interest [Member]"
       }
      }
     },
     "localname": "MembershipInterestMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_MergersAcquisitionsAndDispositionsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Mergers, Acquisitions, and Dispositions",
        "label": "Mergers, Acquisitions, and Dispositions [Abstract]"
       }
      }
     },
     "localname": "MergersAcquisitionsAndDispositionsAbstract",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "xbrltype": "stringItemType"
    },
    "exc_MergersAcquisitionsAndDispositionsLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Mergers, Acquisitions, and Dispositions",
        "label": "Mergers, Acquisitions, and Dispositions [Line Items]",
        "terseLabel": "Mergers, Acquisitions, and Dispositions [Line Items]"
       }
      }
     },
     "localname": "MergersAcquisitionsAndDispositionsLineItems",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_MgpSiteContingencyCount": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total number of individual manufactured gas plant sites with associated possible environmental loss contingencies related to remediation.",
        "label": "Mgp Site Contingency Count",
        "terseLabel": "Mgp Site Contingency Count"
       }
      }
     },
     "localname": "MgpSiteContingencyCount",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "exc_MgpSiteContingencyMonitoringCount": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of individual manufactured gas plant sites where monitoring or remediation activities are occurring.",
        "label": "Mgp Site Contingency Monitoring Count",
        "terseLabel": "Mgp Site Contingency Monitoring Count"
       }
      }
     },
     "localname": "MgpSiteContingencyMonitoringCount",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "exc_MiddlemarketlendingMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Middle market lending [Member]",
        "label": "Middle market lending [Member]",
        "terseLabel": "Middle Market Lending [Member]"
       }
      }
     },
     "localname": "MiddlemarketlendingMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_MidwestAssetGroupMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Midwest Asset Group",
        "label": "Midwest Asset Group [Member]",
        "terseLabel": "Midwest Asset Group [Member]"
       }
      }
     },
     "localname": "MidwestAssetGroupMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/AssetImpairmentsNarrativeDetails",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_MovementinAccumulatedOtherComprehensiveIncomeRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Movement in Accumulated Other Comprehensive Income [Roll Forward]",
        "label": "Movement in Accumulated Other Comprehensive Income [Roll Forward]",
        "terseLabel": "Movement in Accumulated Other Comprehensive Income [Roll Forward]"
       }
      }
     },
     "localname": "MovementinAccumulatedOtherComprehensiveIncomeRollForward",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeScheduleofChangesinAOCIDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_NERMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "NER",
        "label": "NER [Member]",
        "terseLabel": "NER [Member]"
       }
      }
     },
     "localname": "NERMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_NewJersey2020ElectricDistributionBaseRateCaseMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "New Jersey 2020 Electric Distribution Base Rate Case",
        "label": "New Jersey 2020 Electric Distribution Base Rate Case [Member]",
        "terseLabel": "New Jersey 2020 Electric Distribution Base Rate Case"
       }
      }
     },
     "localname": "NewJersey2020ElectricDistributionBaseRateCaseMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_NineMilePointMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Nine Mile Point",
        "label": "Nine Mile Point [Member]",
        "terseLabel": "Nine Mile Point"
       }
      }
     },
     "localname": "NineMilePointMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_Notes275Mar2027Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Notes275Mar2027",
        "label": "Notes275Mar2027 [Member]",
        "terseLabel": "Notes275Mar2027"
       }
      }
     },
     "localname": "Notes275Mar2027Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_Notes335Mar2032Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Notes335Mar2032",
        "label": "Notes335Mar2032 [Member]",
        "terseLabel": "Notes335Mar2032"
       }
      }
     },
     "localname": "Notes335Mar2032Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_Notes410Mar2052Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Notes410Mar2052",
        "label": "Notes410Mar2052 [Member]",
        "terseLabel": "Notes410Mar2052"
       }
      }
     },
     "localname": "Notes410Mar2052Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_Notes500June2052Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Notes500June2052",
        "label": "Notes500June2052 [Member]",
        "terseLabel": "Notes500June2052"
       }
      }
     },
     "localname": "Notes500June2052Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_NuclearDecommissioningAdditionalNarrativeInformationLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Nuclear Decommissioning Additional Narrative Information [Line Items]",
        "terseLabel": "Nuclear Decommissioning Additional Narrative Information [Line Items]"
       }
      }
     },
     "localname": "NuclearDecommissioningAdditionalNarrativeInformationLineItems",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/NuclearDecommissioningNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_NuclearDecommissioningAdditionalNarrativeInformationTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Nuclear Decommissioning Additional Narrative Information [Table]",
        "label": "Nuclear Decommissioning Additional Narrative Information [Table]",
        "terseLabel": "Nuclear Decommissioning Additional Narrative Information [Table]"
       }
      }
     },
     "localname": "NuclearDecommissioningAdditionalNarrativeInformationTable",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/NuclearDecommissioningNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_NuclearDecommissioningByronMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Nuclear Decommissioning Byron",
        "label": "Nuclear Decommissioning Byron [Member]",
        "terseLabel": "Nuclear Decommissioning Byron"
       }
      }
     },
     "localname": "NuclearDecommissioningByronMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/NuclearDecommissioningNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_NuclearDecommissioningMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents estimated future nuclear decommissioning costs that exceed (regulatory asset) or are less than (regulatory liability) the associated decommissioning trust fund assets.",
        "label": "Nuclear Decommissioning [Member]",
        "terseLabel": "Nuclear Decommissioning [Member]"
       }
      }
     },
     "localname": "NuclearDecommissioningMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/NuclearDecommissioningNarrativeDetails",
      "http://www.exeloncorp.com/role/NuclearDecommissioningRollforwardofNuclearDecommissioningARODetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_NuclearDecommissioningTrustFundInvestmentsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents the assets measured at fair value on a recurring basis related to nuclear decommissioning trust fund investments.",
        "label": "Nuclear Decommissioning Trust Fund Investments [Member]",
        "terseLabel": "Nuclear Decommissioning Trust Fund Investments [Member]"
       }
      }
     },
     "localname": "NuclearDecommissioningTrustFundInvestmentsMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_NuclearFuelAmortization": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of capitalized nuclear fuel costs that are charged to fuel expense during the period using the unit-of-production method.",
        "label": "Nuclear Fuel Amortization",
        "terseLabel": "Accelerated nuclear fuel amortization"
       }
      }
     },
     "localname": "NuclearFuelAmortization",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsPretaxExpenseDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_NuclearPlantAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Nuclear Plant",
        "label": "Nuclear Plant [Axis]",
        "terseLabel": "Nuclear Plant [Axis]"
       }
      }
     },
     "localname": "NuclearPlantAxis",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_NuclearPlantDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Nuclear Plant",
        "label": "Nuclear Plant [Domain]",
        "terseLabel": "Nuclear Plant [Domain]"
       }
      }
     },
     "localname": "NuclearPlantDomain",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_OffsetsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Offsets",
        "label": "Offsets [Member]",
        "terseLabel": "Offsets"
       }
      }
     },
     "localname": "OffsetsMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_OpenClaimsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Open Claims",
        "label": "Open Claims [Member]",
        "terseLabel": "Open Claims [Member]"
       }
      }
     },
     "localname": "OpenClaimsMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_OperatingRevenueMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents the gains (losses) included in earnings that are recognized in operating revenues.",
        "label": "Operating Revenue [Member]",
        "terseLabel": "Operating Revenue [Member]"
       }
      }
     },
     "localname": "OperatingRevenueMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_OperatingandMaintenanceMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents the gains (losses) included in earnings that are recognized in operating and maintenance expense.",
        "label": "Operating and Maintenance [Member]",
        "terseLabel": "Operating and Maintenance [Member]"
       }
      }
     },
     "localname": "OperatingandMaintenanceMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_OptionModelValuationTechniqueMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Option model approach valuation technique used to measure fair value.",
        "label": "Option Model Valuation Technique [Member]",
        "terseLabel": "Option Model Valuation Technique [Member]"
       }
      }
     },
     "localname": "OptionModelValuationTechniqueMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_OtherAffiliateMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other Related Party Affiliate",
        "label": "Other Affiliate [Member]",
        "terseLabel": "Other Affiliate [Member]"
       }
      }
     },
     "localname": "OtherAffiliateMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_OtherComprehensiveIncomeUnrealizedIncomeLossOnEquityInvestmentsArisingDuringPeriodNetOfTax": {
     "auth_ref": [],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTax",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Change in accumulated income and losses from certain equity investments during the period being reported on, net of tax.",
        "label": "Other Comprehensive Income Unrealized Income Loss On Equity Investments Arising During Period Net Of Tax",
        "terseLabel": "Unrealized (loss) gain on investments in unconsolidated affiliates"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeUnrealizedIncomeLossOnEquityInvestmentsArisingDuringPeriodNetOfTax",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_OtherDecommissioningRelatedActivity": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This item represents realized and unrealized gains (losses) for the period as a result of selling and holding marketable securities in nuclear decommissioning trust funds. Additionally, this item includes the elimination of operating revenues, asset retirement obligation accretion, asset retirement cost amortization, investment income and income taxes related to nuclear decommissioning trust fund activity. As a result of certain regulatory agreements for these nuclear decommissioning trust funds; upon completion of decommissioning activities, excess (shortfall of) funds will be refunded to (recovered from) rate payers through a regulated affiliate. Therefore, this activity is contractually eliminated within the income statement.",
        "label": "Other Decommissioning Related Activity",
        "terseLabel": "Other decommissioning-related activity"
       }
      }
     },
     "localname": "OtherDecommissioningRelatedActivity",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_OtherFixedIncomeMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other Fixed Income [Member]",
        "label": "Other Fixed Income [Member]",
        "terseLabel": "Other Fixed Income [Member]"
       }
      }
     },
     "localname": "OtherFixedIncomeMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_OtherLegalEntitiesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other Legal Entities [Member]",
        "label": "Other Legal Entities [Member]",
        "terseLabel": "Other Legal Entities [Member]"
       }
      }
     },
     "localname": "OtherLegalEntitiesMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsNoncurrentReceivablesfromPayablestoaffiliatesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_OtherMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other [Member]",
        "label": "Other [Member]",
        "terseLabel": "Other [Member]"
       }
      }
     },
     "localname": "OtherMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_OtherNetMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents the gains (losses) included in earnings that recognized in Other, net.",
        "label": "Other, net [Member]",
        "terseLabel": "Other, net [Member]"
       }
      }
     },
     "localname": "OtherNetMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_OtherNonCashActivityMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other Non-Cash Activity",
        "label": "Other Non-Cash Activity [Member]",
        "terseLabel": "Other Non-Cash Activity"
       }
      }
     },
     "localname": "OtherNonCashActivityMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_OtherNonFinancialCommitment1": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "OtherNonFinancialCommitment1",
        "label": "OtherNonFinancialCommitment1",
        "terseLabel": "Other Non-Financial Commitment"
       }
      }
     },
     "localname": "OtherNonFinancialCommitment1",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "powerItemType"
    },
    "exc_OtherReceivablesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount due from parties in nontrade transactions, classified as other.",
        "label": "Other Receivables [Member]",
        "terseLabel": "Other receivables"
       }
      }
     },
     "localname": "OtherReceivablesMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivableAllowanceforCreditLossesRollforwardDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_OtherRegulatedRevenueMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other Regulated Revenue [Member]",
        "label": "Other Regulated Revenue [Member]",
        "terseLabel": "Other Regulated Revenue [Member]"
       }
      }
     },
     "localname": "OtherRegulatedRevenueMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_OtherSolarProjectsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Solar Projects [Member]",
        "terseLabel": "Other Solar Projects [Member]"
       }
      }
     },
     "localname": "OtherSolarProjectsMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_PEPCOHoldingsIncMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "PEPCO Holdings Inc [Member]",
        "label": "PEPCO Holdings Inc [Member]",
        "terseLabel": "Pepco Holdings Inc [Member]"
       }
      }
     },
     "localname": "PEPCOHoldingsIncMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesMergerCommitmentDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationBalanceSheetDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_PHIServiceCoAffiliateMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "PHI Service Co Affiliate [Member]",
        "label": "PHI Service Co Affiliate [Member]",
        "terseLabel": "PHI Service Co Affiliate [Member]"
       }
      }
     },
     "localname": "PHIServiceCoAffiliateMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsBSCandPHISCOServiceCompaniesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_PHIServiceCompanyMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "PHI Service Company [Member]",
        "label": "PHI Service Company [Member]",
        "terseLabel": "PHI Service Company [Member]"
       }
      }
     },
     "localname": "PHIServiceCompanyMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_PNCTermLoanJuly2023Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "PNCTermLoanJuly2023",
        "label": "PNCTermLoanJuly2023 [Member]",
        "terseLabel": "PNCTermLoanJuly2023"
       }
      }
     },
     "localname": "PNCTermLoanJuly2023Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_PecoEnergyCoAffiliateMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Peco Energy Co Related Party Affiliate",
        "label": "PECO Energy Co Affiliate [Member]",
        "terseLabel": "PECO Energy Co Affiliate [Member]"
       }
      }
     },
     "localname": "PecoEnergyCoAffiliateMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsNoncurrentReceivablesfromPayablestoaffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsUtilityRegistrantsexpensewithGenerationDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_PecoEnergyCoMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "PECO Energy Co [Member]",
        "label": "PECO Energy Co [Member]",
        "terseLabel": "PECO Energy Co [Member]"
       }
      }
     },
     "localname": "PecoEnergyCoMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivableAllowanceforCreditLossesRollforwardDetails",
      "http://www.exeloncorp.com/role/AccountsReceivablePurchasesandSalesofAccountsReceivableDetail",
      "http://www.exeloncorp.com/role/AccountsReceivableUnbilledCustomerRevenueDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofAccrualsforEnvironmentalMattersDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails",
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/CoverPage",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsCommercialPaperBorrowingsDetails",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails",
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails",
      "http://www.exeloncorp.com/role/IncomeTaxesNarrativeDetails",
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersAnnualElectricTransmissionFillingsDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersCapitalizedRatemakingAmountNotRecognizedDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsBSCandPHISCOServiceCompaniesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsLongTermDebttoFinancingTrustsDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsAllocatedPortionofPensionandPostretirementBenefitPlanCostsDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsDefinedContributionSavingsPlansDetails",
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails",
      "http://www.exeloncorp.com/role/SummaryofRevolvingCreditAgreementsDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationBalanceSheetDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationOperationsDetail",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationTaxesOtherThanIncomeTaxesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_PecoTrustFourAffiliateMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "PECO Trust IV Related Party Affiliate",
        "label": "PECO Trust Four Affiliate [Member]",
        "terseLabel": "PECO Trust Four Affiliate [Member]"
       }
      }
     },
     "localname": "PecoTrustFourAffiliateMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsLongTermDebttoFinancingTrustsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_PecoTrustThreeAffiliateMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "PECO Trust III Related Party Affiliate",
        "label": "PECO Trust Three Affiliate [Member]",
        "terseLabel": "PECO Trust Three Affiliate [Member]"
       }
      }
     },
     "localname": "PecoTrustThreeAffiliateMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsLongTermDebttoFinancingTrustsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_PenaltyAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Penalty",
        "label": "Penalty [Axis]",
        "terseLabel": "Penalty [Axis]"
       }
      }
     },
     "localname": "PenaltyAxis",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_PenaltyDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "penalty",
        "label": "penalty [Domain]",
        "terseLabel": "Penalty [Domain]"
       }
      }
     },
     "localname": "PenaltyDomain",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_Pennsylvania2021ElectricDistributionBaseRateCaseMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Pennsylvania 2021 Electric Distribution Base Rate Case",
        "label": "Pennsylvania 2021 Electric Distribution Base Rate Case [Member]",
        "terseLabel": "Pennsylvania 2021 Electric Distribution Base Rate Case"
       }
      }
     },
     "localname": "Pennsylvania2021ElectricDistributionBaseRateCaseMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_Pennsylvania2022NaturalGasDistributionBaseRateCaseMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Pennsylvania 2022 Natural Gas Distribution Base Rate Case",
        "label": "Pennsylvania 2022 Natural Gas Distribution Base Rate Case [Member]",
        "terseLabel": "Pennsylvania 2022 Natural Gas Distribution Base Rate Case"
       }
      }
     },
     "localname": "Pennsylvania2022NaturalGasDistributionBaseRateCaseMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_PensionandotherpostretirementbenefitMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Pension and other post retirement benefit [Member]",
        "label": "Pension and other post retirement benefit [Member]",
        "terseLabel": "Pension and other post retirement benefit [Member]"
       }
      }
     },
     "localname": "PensionandotherpostretirementbenefitMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsAllocatedPortionofPensionandPostretirementBenefitPlanCostsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_PepcoHoldingsLLCAffiliateMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Pepco Holdings LLC Affiliate [Member]",
        "label": "Pepco Holdings LLC Affiliate [Member]",
        "terseLabel": "Pepco Holdings LLC Affiliate [Member]"
       }
      }
     },
     "localname": "PepcoHoldingsLLCAffiliateMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsUtilityRegistrantsexpensewithGenerationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_PepcoHoldingsLLCMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Pepco Holdings LLC [Member]",
        "label": "Pepco Holdings LLC [Member]",
        "terseLabel": "Pepco Holdings LLC [Member]"
       }
      }
     },
     "localname": "PepcoHoldingsLLCMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivableAllowanceforCreditLossesRollforwardDetails",
      "http://www.exeloncorp.com/role/AccountsReceivablePurchasesandSalesofAccountsReceivableDetail",
      "http://www.exeloncorp.com/role/AccountsReceivableUnbilledCustomerRevenueDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesMergerCommitmentDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofAccrualsforEnvironmentalMattersDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails",
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/CoverPage",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsCommercialPaperBorrowingsDetails",
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails",
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails",
      "http://www.exeloncorp.com/role/IncomeTaxesUnrecognizedTaxBenefitsDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersCapitalizedRatemakingAmountNotRecognizedDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsBSCandPHISCOServiceCompaniesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsAllocatedPortionofPensionandPostretirementBenefitPlanCostsDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsDefinedContributionSavingsPlansDetails",
      "http://www.exeloncorp.com/role/RevenuefromContractswithCustomersChangeinContractwithCustomerAssetandLiabilityDetails",
      "http://www.exeloncorp.com/role/RevenuefromContractwithCustomerPerformanceObligationsDetails",
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails",
      "http://www.exeloncorp.com/role/SegmentInformationNarrativeDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails",
      "http://www.exeloncorp.com/role/SignificantAccountingPoliciesDetails",
      "http://www.exeloncorp.com/role/SubsequentEventsNarrativeDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationBalanceSheetDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationOperationsDetail",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationTaxesOtherThanIncomeTaxesDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_PerformanceMetricsPenaltyMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Performance Metrics Penalty",
        "label": "Performance Metrics Penalty [Member]",
        "terseLabel": "Performance Metrics Penalty"
       }
      }
     },
     "localname": "PerformanceMetricsPenaltyMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_PeriodAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Period [Axis]",
        "label": "Period [Axis]",
        "terseLabel": "Period [Axis]"
       }
      }
     },
     "localname": "PeriodAxis",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails",
      "http://www.exeloncorp.com/role/SegmentInformationTables"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_PeriodDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "[Domain] for Period [Axis]",
        "label": "Period [Domain]",
        "terseLabel": "Period [Domain]"
       }
      }
     },
     "localname": "PeriodDomain",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails",
      "http://www.exeloncorp.com/role/SegmentInformationTables"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_PledgedAssetsForZionStationDecommissioningMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents the assets measured at fair value on a recurring basis related to pledged assets for Zion Station decommissioning.",
        "label": "Pledged Assets For Zion Station Decommissioning [Member]",
        "terseLabel": "Pledged Assets For Zion Station Decommissioning [Member]"
       }
      }
     },
     "localname": "PledgedAssetsForZionStationDecommissioningMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_PotomacElectricPowerCoAffiliateMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Potomac Electric Power Co Affiliate [Member]",
        "label": "Potomac Electric Power Co Affiliate [Member]",
        "terseLabel": "Potomac Electric Power Co Affiliate [Member]"
       }
      }
     },
     "localname": "PotomacElectricPowerCoAffiliateMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsUtilityRegistrantsexpensewithGenerationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_PotomacElectricPowerCompanyAffiliateMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "PotomacElectricPowerCompanyAffiliate [Member]",
        "label": "PotomacElectricPowerCompanyAffiliate [Member]",
        "terseLabel": "PotomacElectricPowerCompanyAffiliate [Member]"
       }
      }
     },
     "localname": "PotomacElectricPowerCompanyAffiliateMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_PotomacElectricPowerCompanyMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Potomac Electric Power Company [Member]",
        "label": "Potomac Electric Power Company [Member]",
        "terseLabel": "Potomac Electric Power Company [Member]"
       }
      }
     },
     "localname": "PotomacElectricPowerCompanyMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivableAllowanceforCreditLossesRollforwardDetails",
      "http://www.exeloncorp.com/role/AccountsReceivablePurchasesandSalesofAccountsReceivableDetail",
      "http://www.exeloncorp.com/role/AccountsReceivableUnbilledCustomerRevenueDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesMergerCommitmentDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofAccrualsforEnvironmentalMattersDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails",
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/CoverPage",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsCommercialPaperBorrowingsDetails",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails",
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails",
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersAnnualElectricTransmissionFillingsDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersCapitalizedRatemakingAmountNotRecognizedDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsBSCandPHISCOServiceCompaniesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsAllocatedPortionofPensionandPostretirementBenefitPlanCostsDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsDefinedContributionSavingsPlansDetails",
      "http://www.exeloncorp.com/role/RevenuefromContractswithCustomersChangeinContractwithCustomerAssetandLiabilityDetails",
      "http://www.exeloncorp.com/role/RevenuefromContractwithCustomerPerformanceObligationsDetails",
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails",
      "http://www.exeloncorp.com/role/SubsequentEventsNarrativeDetails",
      "http://www.exeloncorp.com/role/SummaryofRevolvingCreditAgreementsDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationBalanceSheetDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationOperationsDetail",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationTaxesOtherThanIncomeTaxesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_ProprietaryTradingLiabilitiesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Proprietary Trading Liabilities [Member]",
        "label": "Proprietary Trading Liabilities [Member]",
        "terseLabel": "Proprietary Trading Liabilities [Member]"
       }
      }
     },
     "localname": "ProprietaryTradingLiabilitiesMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_ProprietaryTradingMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Energy-related derivative contracts entered into purely to profit from market prices changes as opposed to hedging an exposure.",
        "label": "Proprietary Trading [Member]",
        "terseLabel": "Proprietary Trading [Member]"
       }
      }
     },
     "localname": "ProprietaryTradingMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_PublicAuthoritiesElectricRailroadsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Public Authorities &amp; Electric Railroads [Member]",
        "label": "Public Authorities &amp; Electric Railroads [Member]",
        "terseLabel": "Public Authorities &amp; Electric Railroads [Member]"
       }
      }
     },
     "localname": "PublicAuthoritiesElectricRailroadsMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_PublicUtilitiesApprovedRateIncreaseDecreaseOffsetsAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Public Utilities, Approved Rate Increase (Decrease), Offsets",
        "label": "Public Utilities, Approved Rate Increase (Decrease), Offsets [Axis]",
        "terseLabel": "Public Utilities, Approved Rate Increase (Decrease), Offsets [Axis]"
       }
      }
     },
     "localname": "PublicUtilitiesApprovedRateIncreaseDecreaseOffsetsAxis",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_PublicUtilitiesApprovedRateIncreaseDecreaseOffsetsDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Public Utilities, Approved Rate Increase (Decrease), Offsets",
        "label": "Public Utilities, Approved Rate Increase (Decrease), Offsets [Domain]",
        "terseLabel": "Public Utilities, Approved Rate Increase (Decrease), Offsets [Domain]"
       }
      }
     },
     "localname": "PublicUtilitiesApprovedRateIncreaseDecreaseOffsetsDomain",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_PublicUtilitiesApprovedRateIncreaseDecreaseTaxBenefitsAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Public Utilities, Approved Rate Increase (Decrease), Tax Benefits",
        "label": "Public Utilities, Approved Rate Increase (Decrease), Tax Benefits [Axis]",
        "terseLabel": "Public Utilities, Approved Rate Increase (Decrease), Tax Benefits [Axis]"
       }
      }
     },
     "localname": "PublicUtilitiesApprovedRateIncreaseDecreaseTaxBenefitsAxis",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_PublicUtilitiesApprovedRateIncreaseDecreaseTaxBenefitsDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Public Utilities, Approved Rate Increase (Decrease), Tax Benefits [Domain]",
        "label": "Public Utilities, Approved Rate Increase (Decrease), Tax Benefits [Domain]",
        "terseLabel": "Public Utilities, Approved Rate Increase (Decrease), Tax Benefits [Domain]"
       }
      }
     },
     "localname": "PublicUtilitiesApprovedRateIncreaseDecreaseTaxBenefitsDomain",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_PublicUtilitiesDistributionRateCasesTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Public Utilities Distribution Rate Cases [Table Text Block]",
        "label": "Public Utilities Distribution Rate Cases [Table Text Block]",
        "terseLabel": "Public Utilities Distribution Rate Cases [Table Text Block]"
       }
      }
     },
     "localname": "PublicUtilitiesDistributionRateCasesTableTextBlock",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "exc_PublicUtilitiesEnergyEfficiencyRevenueTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Public Utilities Energy Efficiency Revenue",
        "label": "Public Utilities Energy Efficiency Revenue [Table Text Block]",
        "terseLabel": "Public Utilities Energy Efficiency Revenue [Table Text Block]"
       }
      }
     },
     "localname": "PublicUtilitiesEnergyEfficiencyRevenueTableTextBlock",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "exc_PublicUtilitiesRequestedRateIncreaseDecreaseInitialRevenueRequirementAmount": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of public utility's requested rate increase (decrease) with regulatory agency, initial revenue requirement.",
        "label": "Public Utilities, Requested Rate Increase (Decrease), Initial Revenue Requirement, Amount",
        "terseLabel": "Public Utilities, Requested Rate Increase (Decrease), Initial Revenue Requirement, Amount"
       }
      }
     },
     "localname": "PublicUtilitiesRequestedRateIncreaseDecreaseInitialRevenueRequirementAmount",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_PublicUtilitiesRequestedRateIncreaseDecreasePriorYearAnnualReconciliation": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of public utility's requested rate increase (decrease) with regulatory agency, prior year annual reconciliation.",
        "label": "Public Utilities Requested Rate Increase (Decrease), Prior Year Annual Reconciliation",
        "terseLabel": "Public Utilities Requested Rate Increase (Decrease), Prior Year Annual Reconciliation"
       }
      }
     },
     "localname": "PublicUtilitiesRequestedRateIncreaseDecreasePriorYearAnnualReconciliation",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersEnergyEfficiencyFormulaRateDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_PublicUtilitiesRequestedRateIncreaseDecreaseTaxBenefits": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Public Utilities, Requested Rate Increase (Decrease), Tax Benefits",
        "label": "Public Utilities, Requested Rate Increase (Decrease), Tax Benefits",
        "terseLabel": "Public Utilities, Requested Rate Increase (Decrease), Tax Benefits"
       }
      }
     },
     "localname": "PublicUtilitiesRequestedRateIncreaseDecreaseTaxBenefits",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_PublicUtilitiesTransmissionRateFilingsTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Public Utilities Transmission Rate Filings [Table Text Block]",
        "label": "Public Utilities Transmission Rate Filings [Table Text Block]",
        "terseLabel": "Public Utilities Transmission Rate Filings [Table Text Block]"
       }
      }
     },
     "localname": "PublicUtilitiesTransmissionRateFilingsTableTextBlock",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "exc_PurchaseCommitment": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Purchase Commitment",
        "label": "Purchase Commitment",
        "terseLabel": "Purchase Commitment"
       }
      }
     },
     "localname": "PurchaseCommitment",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "powerItemType"
    },
    "exc_PurchasedPowerAndFuelMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total costs incurred and are directly related to energy commodities and services provided during the reporting period.",
        "label": "Purchased Power And Fuel [Member]",
        "terseLabel": "Purchased Power And Fuel [Member]"
       }
      }
     },
     "localname": "PurchasedPowerAndFuelMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_PurchasesOfAccountsReceivableTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Purchases of accounts receivable [Table Text Block]",
        "label": "Purchases of accounts receivable [Table Text Block]",
        "terseLabel": "Purchases of accounts receivable"
       }
      }
     },
     "localname": "PurchasesOfAccountsReceivableTableTextBlock",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivableTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "exc_RabbiTrustInvestmentsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents the assets measured at fair value on a recurring basis related to rabbi trust investments.",
        "label": "Rabbi Trust Investments [Member]",
        "terseLabel": "Rabbi Trust Investments [Member]"
       }
      }
     },
     "localname": "RabbiTrustInvestmentsMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_RegulatoryMattersAdditionalNarrativeInformationLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Regulatory Matters Additional Narrative Information [Line Items]",
        "label": "Regulatory Matters Additional Narrative Information [Line Items]",
        "terseLabel": "Regulatory Matters Additional Narrative Information [Line Items]"
       }
      }
     },
     "localname": "RegulatoryMattersAdditionalNarrativeInformationLineItems",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_RegulatoryMattersAdditionalNarrativeInformationTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Regulatory Matters Additional Narrative Information [Table]",
        "label": "Regulatory Matters Additional Narrative Information [Table]",
        "terseLabel": "Regulatory Matters Additional Narrative Information [Table]"
       }
      }
     },
     "localname": "RegulatoryMattersAdditionalNarrativeInformationTable",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_RegulatoryMattersCompletedRateCasesLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "[Line Items] for Regulatory Matters Completed Rate Cases [Table]",
        "label": "Regulatory Matters Completed Rate Cases [Line Items]",
        "terseLabel": "Regulatory Matters Completed Rate Cases [Line Items]"
       }
      }
     },
     "localname": "RegulatoryMattersCompletedRateCasesLineItems",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_RegulatoryMattersCompletedRateCasesTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Regulatory Matters Completed Rate Cases [Table]",
        "label": "Regulatory Matters Completed Rate Cases [Table]",
        "terseLabel": "Regulatory Matters Completed Rate Cases [Table]"
       }
      }
     },
     "localname": "RegulatoryMattersCompletedRateCasesTable",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_RegulatoryMattersPendingRateCasesLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line Items for Regulatory Matters Pending Rate Cases [Table]",
        "label": "Regulatory Matters Pending Rate Cases [Line Items]",
        "terseLabel": "Regulatory Matters Pending Rate Cases [Line Items]"
       }
      }
     },
     "localname": "RegulatoryMattersPendingRateCasesLineItems",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_RegulatoryMattersPendingRateCasesTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Regulatory Matters Pending Rate Cases [Table]",
        "label": "Regulatory Matters Pending Rate Cases [Table]",
        "terseLabel": "Regulatory Matters Pending Rate Cases [Table]"
       }
      }
     },
     "localname": "RegulatoryMattersPendingRateCasesTable",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_RelatedPartyTransactionCapitalizedCostsSupportServices": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Capitalized costs incurred for support services.",
        "label": "Related Party Transaction Capitalized Costs Support Services",
        "terseLabel": "Related Party Transaction Capitalized Costs Support Services"
       }
      }
     },
     "localname": "RelatedPartyTransactionCapitalizedCostsSupportServices",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsBSCandPHISCOServiceCompaniesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_RelatedPartyTransactionsBSCandPHISCOServiceCompaniesTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Related Party Transactions - BSC and PHISCO Service Companies (Details) [Table Text Block]",
        "label": "Related Party Transactions - BSC and PHISCO Service Companies [Table Text Block]",
        "terseLabel": "BSC and PHISCO Service Companies"
       }
      }
     },
     "localname": "RelatedPartyTransactionsBSCandPHISCOServiceCompaniesTableTextBlock",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "exc_RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Related Party Transactions - Current Receivables From/Payables To Affiliates [Table Text Block]",
        "label": "Related Party Transactions - Current Receivables From/Payables To Affiliates [Table Text Block]",
        "terseLabel": "Current Receivables From/Payables To Affiliates"
       }
      }
     },
     "localname": "RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesTableTextBlock",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "exc_RelatedPartyTransactionsLongTermDebttoFinancingTrustsTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Related Party Transactions - Long Term Debt to Financing Trusts [Table Text Block]",
        "label": "Related Party Transactions - Long Term Debt to Financing Trusts [Table Text Block]",
        "terseLabel": "Long Term Debt to Financing Trusts"
       }
      }
     },
     "localname": "RelatedPartyTransactionsLongTermDebttoFinancingTrustsTableTextBlock",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "exc_RelatedPartyTransactionsNoncurrentReceivablesfromPayablestoaffiliatesTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Related Party Transactions - Noncurrent Receivables from/Payables to affiliates [Table Text Block]",
        "label": "Related Party Transactions - Noncurrent Receivables from/Payables to affiliates [Table Text Block]",
        "terseLabel": "Noncurrent Receivables from/Payables to affiliates"
       }
      }
     },
     "localname": "RelatedPartyTransactionsNoncurrentReceivablesfromPayablestoaffiliatesTableTextBlock",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "exc_RemainingCommitmentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Remaining Commitment [Member]",
        "label": "Remaining Commitment [Member]",
        "terseLabel": "Remaining commitment"
       }
      }
     },
     "localname": "RemainingCommitmentMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesMergerCommitmentDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_RenewableEnergyCreditsCurrent": {
     "auth_ref": [],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 5.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying value as of the balance sheet date of renewable energy credits purchased",
        "label": "Renewable Energy Credits, Current",
        "terseLabel": "Renewable energy credits, current"
       }
      }
     },
     "localname": "RenewableEnergyCreditsCurrent",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_RenewablePortfolioStandardsCostsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Renewable portfolio standards costs",
        "label": "Renewable portfolio standards costs [Member]",
        "terseLabel": "Renewable portfolio standards costs"
       }
      }
     },
     "localname": "RenewablePortfolioStandardsCostsMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_ResidentialMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Residential [Member]",
        "label": "Residential [Member]",
        "terseLabel": "Residential [Member]"
       }
      }
     },
     "localname": "ResidentialMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_RestrictedcashMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Restricted cash [Member]",
        "label": "Restricted cash [Member]",
        "terseLabel": "Restricted cash member [Member]"
       }
      }
     },
     "localname": "RestrictedcashMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_ReturnOnBorrowedFundsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Return on borrowed funds",
        "label": "Return on borrowed funds [Member]",
        "terseLabel": "Return on borrowed funds"
       }
      }
     },
     "localname": "ReturnOnBorrowedFundsMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_Revenue": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Exepected adjustment to revenue to be recorded in the prior year.",
        "label": "Revenue",
        "terseLabel": "Annual Reconciliation Increase"
       }
      }
     },
     "localname": "Revenue",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersAnnualElectricTransmissionFillingsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_SMBCTermLoanJuly2023Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "SMBCTermLoanJuly2023",
        "label": "SMBCTermLoanJuly2023 [Member]",
        "terseLabel": "SMBCTermLoanJuly2023"
       }
      }
     },
     "localname": "SMBCTermLoanJuly2023Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_SalemMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Nuclear generation facility located in Hancock's Bridge, NJ.",
        "label": "Salem [Member]",
        "terseLabel": "Salem [Member]"
       }
      }
     },
     "localname": "SalemMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_SaleoftransmissiontowerattachmentagreementsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Sale of transmission tower attachment agreements [Member]",
        "label": "Sale of transmission tower attachment agreements [Member]",
        "terseLabel": "Sale of transmission tower attachment agreements [Member]"
       }
      }
     },
     "localname": "SaleoftransmissiontowerattachmentagreementsMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SubsequentEventsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_ScheduleOfBusinessAcquisitionsAndDispositionsTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule of Business Acquisitions and Dispositions",
        "label": "Schedule of Business Acquisitions and Dispositions [Table]",
        "terseLabel": "Schedule of Business Acquisitions and Dispositions [Table]"
       }
      }
     },
     "localname": "ScheduleOfBusinessAcquisitionsAndDispositionsTable",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_ScheduleOfEnergyEfficiencyFormulaRateUpdatesLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule of Energy Efficiency Formula Rate Updates [Line Items]",
        "label": "Schedule of Energy Efficiency Formula Rate Updates [Line Items]",
        "terseLabel": "Schedule of Energy Efficiency Formula Rate Updates [Line Items]"
       }
      }
     },
     "localname": "ScheduleOfEnergyEfficiencyFormulaRateUpdatesLineItems",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersEnergyEfficiencyFormulaRateDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_ScheduleOfEnergyEfficiencyFormulaRateUpdatesTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule of Energy Efficiency Formula Rate Updates [Table]",
        "label": "Schedule of Energy Efficiency Formula Rate Updates [Table]",
        "terseLabel": "Schedule of Energy Efficiency Formula Rate Updates [Table]"
       }
      }
     },
     "localname": "ScheduleOfEnergyEfficiencyFormulaRateUpdatesTable",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersEnergyEfficiencyFormulaRateDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_ScheduleOfNuclearDecommissioningLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule Of Nuclear Decommissioning [Line Items]",
        "terseLabel": "Schedule Of Nuclear Decommissioning [Line Items]"
       }
      }
     },
     "localname": "ScheduleOfNuclearDecommissioningLineItems",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/NuclearDecommissioningTables"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_ScheduleOfNuclearDecommissioningTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Schedule Of Nuclear Decommissioning [Table]",
        "terseLabel": "Schedule Of Nuclear Decommissioning [Table]"
       }
      }
     },
     "localname": "ScheduleOfNuclearDecommissioningTable",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/NuclearDecommissioningTables"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_ScheduleOfOtherComprehensiveIncomeLossTaxTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule Of Other Comprehensive Income Loss Tax",
        "label": "Schedule Of Other Comprehensive Income Loss Tax [Table Text Block]",
        "terseLabel": "Schedule of Income Taxes Allocated to Other Comprehensive Income (Loss) Components"
       }
      }
     },
     "localname": "ScheduleOfOtherComprehensiveIncomeLossTaxTableTextBlock",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "exc_ScheduleOfTaxesExcludingIncomeAndExciseTaxesTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element may be used to capture the table showing the different components of taxes excluding income and excise taxes.",
        "label": "Schedule Of Taxes Excluding Income And Excise Taxes [Table Text Block]",
        "terseLabel": "Taxes Other Than Income Taxes"
       }
      }
     },
     "localname": "ScheduleOfTaxesExcludingIncomeAndExciseTaxesTableTextBlock",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "exc_SegmentTablesLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Segment Tables",
        "label": "Segment Tables [Line Items]",
        "terseLabel": "Segment Tables [Line Items]"
       }
      }
     },
     "localname": "SegmentTablesLineItems",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationTables"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_SeparationCashPayment": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Separation Cash Payment",
        "label": "Separation Cash Payment",
        "terseLabel": "Separation Cash Payment"
       }
      }
     },
     "localname": "SeparationCashPayment",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_SeveranceLiability": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Severance Liability",
        "label": "Severance Liability",
        "terseLabel": "Severance Liability"
       }
      }
     },
     "localname": "SeveranceLiability",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_ShortTermDebt03232017Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "ShortTermDebt03232017",
        "label": "ShortTermDebt03232017 [Member]",
        "terseLabel": "ShortTermDebt03232017"
       }
      }
     },
     "localname": "ShortTermDebt03232017Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_ShortTermDebt033120211Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "ShortTermDebt03312021.1",
        "label": "ShortTermDebt03312021.1 [Member]",
        "terseLabel": "ShortTermDebt03312021.1"
       }
      }
     },
     "localname": "ShortTermDebt033120211Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_ShortTermDebtSOFRplus075Jan2023Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "ShortTermDebtSOFRplus075Jan2023",
        "label": "ShortTermDebtSOFRplus075Jan2023 [Member]",
        "terseLabel": "ShortTermDebtSOFRplus0.75Jan2023"
       }
      }
     },
     "localname": "ShortTermDebtSOFRplus075Jan2023Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsNarrativeDetails",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_ShortTermDebtSOFRplus075PLUS225BPincreaseJan2023Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "ShortTermDebtSOFRplus075PLUS22.5BPincreaseJan2023",
        "label": "ShortTermDebtSOFRplus075PLUS22.5BPincreaseJan2023 [Member]",
        "terseLabel": "ShortTermDebtSOFRplus075PLUS22.5BPincreaseJan2023"
       }
      }
     },
     "localname": "ShortTermDebtSOFRplus075PLUS225BPincreaseJan2023Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_SmallCommercialIndustrialMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Small Commercial &amp; Industrial [Member]",
        "label": "Small Commercial &amp; Industrial [Member]",
        "terseLabel": "Small Commercial &amp; Industrial [Member]"
       }
      }
     },
     "localname": "SmallCommercialIndustrialMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_SolarBusinessMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Solar Business",
        "label": "Solar Business [Member]",
        "terseLabel": "Solar Business"
       }
      }
     },
     "localname": "SolarBusinessMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_SolarProjectEntitiesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Solar project entities",
        "label": "Solar project entities [Member]",
        "terseLabel": "Solar project entities [Member]"
       }
      }
     },
     "localname": "SolarProjectEntitiesMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_SupplementalBalanceSheetInformationLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Supplemental Balance Sheet Information.",
        "label": "Supplemental Balance Sheet Information [Line Items]",
        "terseLabel": "Supplemental Balance Sheet Information [Line Items]"
       }
      }
     },
     "localname": "SupplementalBalanceSheetInformationLineItems",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationBalanceSheetDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_SupplementalBalanceSheetInformationTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule disclosing additional information about a registrants assets and liabilities in their statement of financial position.",
        "label": "Supplemental Balance Sheet Information [Table]",
        "terseLabel": "Supplemental Balance Sheet Information [Table]"
       }
      }
     },
     "localname": "SupplementalBalanceSheetInformationTable",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationBalanceSheetDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_SupplementalCashFlowInformationLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Supplemental Cash Flow Information [Line Items]",
        "label": "Supplemental Cash Flow Information [Line Items]",
        "terseLabel": "Supplemental Cash Flow Information [Line Items]"
       }
      }
     },
     "localname": "SupplementalCashFlowInformationLineItems",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_SupplementalCashFlowInformationTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule disclosing additional information about a registrants statement of cash flows",
        "label": "Supplemental Cash Flow Information [Table]",
        "terseLabel": "Supplemental Cash Flow Information [Table]"
       }
      }
     },
     "localname": "SupplementalCashFlowInformationTable",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_SupplementalFinancialInformationAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Supplemental Financial Information [Abstract]",
        "label": "Supplemental Financial Information [Abstract]",
        "terseLabel": "Supplemental Financial Information [Abstract]"
       }
      }
     },
     "localname": "SupplementalFinancialInformationAbstract",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "xbrltype": "stringItemType"
    },
    "exc_SupplementalStatementofOperationsInformationLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Supplemental Statement of Operations Information Line Item",
        "label": "Supplemental Statement of Operations Information [Line Items]",
        "terseLabel": "Supplemental Statement of Operations Information [Line Items]"
       }
      }
     },
     "localname": "SupplementalStatementofOperationsInformationLineItems",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationOperationsDetail",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationTaxesOtherThanIncomeTaxesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_SupplementalStatementofOperationsInformationTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule disclosing additional information about a registrants statement of operations.",
        "label": "Supplemental Statement of Operations Information [Table]",
        "terseLabel": "Supplemental Statement of Operations Information [Table]"
       }
      }
     },
     "localname": "SupplementalStatementofOperationsInformationTable",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationOperationsDetail",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationTaxesOtherThanIncomeTaxesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_TaxBenefitsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tax Benefits",
        "label": "Tax Benefits [Member]",
        "terseLabel": "Tax Benefits"
       }
      }
     },
     "localname": "TaxBenefitsMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_TotalTransactionAndTransitionCostsIncurredRelatedToTheSeparation": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total transaction and transition costs incurred related to the Separation",
        "label": "Total transaction and transition costs incurred related to the Separation",
        "terseLabel": "Total transaction and transition costs incurred related to the Separation"
       }
      }
     },
     "localname": "TotalTransactionAndTransitionCostsIncurredRelatedToTheSeparation",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_TotalTransactionCostsRelatingToTheSeparation": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total transaction costs relating to The Separation",
        "label": "Total transaction costs relating to the Separation",
        "terseLabel": "Total transaction costs relating to the Separation"
       }
      }
     },
     "localname": "TotalTransactionCostsRelatingToTheSeparation",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement",
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_TotalTransactionCostsTaxesRelatingToTheSeparation": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total transaction costs taxes relating to the Separation",
        "label": "Total transaction costs taxes relating to the Separation",
        "terseLabel": "Total transaction costs taxes relating to the Separation"
       }
      }
     },
     "localname": "TotalTransactionCostsTaxesRelatingToTheSeparation",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_TransferOfCashRestrictedCashAndCashEquivalentsToConstellation": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Transfer of cash, restricted cash, and cash equivalents to Constellation",
        "label": "Transfer of cash, restricted cash, and cash equivalents to Constellation",
        "terseLabel": "Transfer of cash, restricted cash, and cash equivalents to Constellation"
       }
      }
     },
     "localname": "TransferOfCashRestrictedCashAndCashEquivalentsToConstellation",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_TransitionCostsRelatingToTheSeparationIncludedInDiscontinuedOperations": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Transition costs relating to the Separation included in discontinued operations",
        "label": "Transition costs relating to the Separation included in discontinued operations",
        "terseLabel": "Total transition costs relating to the Separation"
       }
      }
     },
     "localname": "TransitionCostsRelatingToTheSeparationIncludedInDiscontinuedOperations",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_TransportationMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Transportation [Member]",
        "label": "Transportation [Member]",
        "terseLabel": "Transportation [Member]"
       }
      }
     },
     "localname": "TransportationMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_TrueupAdjustmentstoDecouplingMechanismsandFormulaRates": {
     "auth_ref": [],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_Revenues",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "True-up Adjustments to Decoupling Mechanisms and Formula Rates",
        "label": "True-up Adjustments to Decoupling Mechanisms and Formula Rates",
        "terseLabel": "True-up adjustments to decoupling mechanisms and formula rates",
        "verboseLabel": "Revenues from alternative revenue programs"
       }
      }
     },
     "localname": "TrueupAdjustmentstoDecouplingMechanismsandFormulaRates",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "exc_USBTermLoanJuly2023Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "USBTermLoanJuly2023",
        "label": "USBTermLoanJuly2023 [Member]",
        "terseLabel": "USBTermLoanJuly2023"
       }
      }
     },
     "localname": "USBTermLoanJuly2023Member",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_UnconsolidatedEntityAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Unconsolidated Entity",
        "label": "Unconsolidated Entity [Axis]",
        "terseLabel": "Unconsolidated Entities [Axis]"
       }
      }
     },
     "localname": "UnconsolidatedEntityAxis",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesSummaryofSignificantUnconsolidatedVIEsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_UnconsolidatedEntityDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Unconsolidated Entity [Domain]",
        "label": "Unconsolidated Entity [Domain]",
        "terseLabel": "Unconsolidated Entities [Domain]"
       }
      }
     },
     "localname": "UnconsolidatedEntityDomain",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesSummaryofSignificantUnconsolidatedVIEsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_UnderRecoveredRevenueDecouplingMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Under-recovered revenue decoupling",
        "label": "Under-recovered revenue decoupling [Member]",
        "terseLabel": "Under-recovered revenue decoupling"
       }
      }
     },
     "localname": "UnderRecoveredRevenueDecouplingMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_UndividedInterestSold": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Undivided Interest Sold",
        "label": "Undivided Interest Sold",
        "terseLabel": "Undivided Interest Sold"
       }
      }
     },
     "localname": "UndividedInterestSold",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SubsequentEventsNarrativeDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "exc_UnrestrictedAssetMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Unrestricted Asset",
        "label": "Unrestricted Asset [Member]",
        "terseLabel": "Unrestricted Assets [Member]"
       }
      }
     },
     "localname": "UnrestrictedAssetMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_VIEDistributedEnergyCompanyMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "VIE Distributed Energy Company",
        "label": "VIE Distributed Energy Company [Member]",
        "terseLabel": "VIE Distributed Energy Company"
       }
      }
     },
     "localname": "VIEDistributedEnergyCompanyMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_VariableInterestEntitiesbyInterestTypeAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Variable Interest Entities by Interest Type [Axis]",
        "terseLabel": "Variable Interest Entities by Interest Type [Axis]"
       }
      }
     },
     "localname": "VariableInterestEntitiesbyInterestTypeAxis",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesSummaryofSignificantUnconsolidatedVIEsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "exc_VariableInterestEntitiesbyInterestTypeDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Variable Interest Entities by Interest Type [Domain]",
        "terseLabel": "Variable Interest Entities by Interest Type [Domain]"
       }
      }
     },
     "localname": "VariableInterestEntitiesbyInterestTypeDomain",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesSummaryofSignificantUnconsolidatedVIEsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_VariableInterestEntityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Variable Interest Entity [Abstract]",
        "label": "Variable Interest Entity [Abstract]",
        "terseLabel": "Variable Interest Entity [Abstract]"
       }
      }
     },
     "localname": "VariableInterestEntityAbstract",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "xbrltype": "stringItemType"
    },
    "exc_VariableInterestEntityDisclosureSummaryofUnconsolidatedVariableInterestEntityTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Variable Interest Entity Disclosure - Summary of Unconsolidated Variable Interest Entity [Table Text Block]",
        "label": "Variable Interest Entity Disclosure - Summary of Unconsolidated Variable Interest Entity [Table Text Block]",
        "terseLabel": "VIE - Summary of Unconsolidated VIEs"
       }
      }
     },
     "localname": "VariableInterestEntityDisclosureSummaryofUnconsolidatedVariableInterestEntityTableTextBlock",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "exc_WestLakeMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "West Lake [Member]",
        "label": "West Lake [Member]",
        "terseLabel": "West Lake [Member]"
       }
      }
     },
     "localname": "WestLakeMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_WindAssetsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Wind Assets [Member]",
        "label": "Wind Assets [Member]",
        "terseLabel": "Wind Assets [Member]"
       }
      }
     },
     "localname": "WindAssetsMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_WindProjectEntitiesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Wind project entities",
        "label": "Wind project entities [Member]",
        "terseLabel": "Wind project entities [Member]"
       }
      }
     },
     "localname": "WindProjectEntitiesMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "exc_YearToDateMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Year to Date",
        "label": "Year to Date [Member]",
        "terseLabel": "Year to Date [Member]"
       }
      }
     },
     "localname": "YearToDateMember",
     "nsuri": "http://www.exeloncorp.com/20220630",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationTables"
     ],
     "xbrltype": "domainItemType"
    },
    "sic_Z6311": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "6311 Life Insurance [Member]",
        "terseLabel": "6311 Life Insurance [Member]"
       }
      }
     },
     "localname": "Z6311",
     "nsuri": "http://xbrl.sec.gov/sic/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_AffiliatedEntityMember": {
     "auth_ref": [
      "r520",
      "r743",
      "r744",
      "r747",
      "r909",
      "r934"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "An affiliate is a party that, directly or indirectly through one or more intermediaries, controls, is controlled by, or is under common control with the entity.",
        "label": "Affiliated Entity [Member]",
        "terseLabel": "Affiliated Entity [Member]"
       }
      }
     },
     "localname": "AffiliatedEntityMember",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_ArithmeticAverageMember": {
     "auth_ref": [
      "r683",
      "r772"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Average of range of values, calculated as sum of numbers in set divided by count of numbers in set.",
        "label": "Arithmetic Average [Member]",
        "terseLabel": "Arithmetic Average [Member]"
       }
      }
     },
     "localname": "ArithmeticAverageMember",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_ConsolidatedEntitiesAxis": {
     "auth_ref": [
      "r194",
      "r384",
      "r389",
      "r397",
      "r614",
      "r615",
      "r623",
      "r624",
      "r750",
      "r909",
      "r934",
      "r944",
      "r953",
      "r954"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by consolidated entity or group of entities.",
        "label": "Consolidated Entities [Axis]",
        "terseLabel": "Consolidated Entities [Axis]"
       }
      }
     },
     "localname": "ConsolidatedEntitiesAxis",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_ConsolidatedEntitiesDomain": {
     "auth_ref": [
      "r194",
      "r384",
      "r389",
      "r397",
      "r614",
      "r615",
      "r623",
      "r624",
      "r750",
      "r909",
      "r934",
      "r944",
      "r953",
      "r954"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Entity or group of entities consolidated into reporting entity.",
        "label": "Consolidated Entities [Domain]",
        "terseLabel": "Consolidated Entities [Domain]"
       }
      }
     },
     "localname": "ConsolidatedEntitiesDomain",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_ConsolidationEliminationsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Eliminating entries used in consolidating a parent entity and its subsidiaries.",
        "label": "Consolidation, Eliminations [Member]",
        "terseLabel": "Consolidation, Eliminations [Member]"
       }
      }
     },
     "localname": "ConsolidationEliminationsMember",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_ConsolidationItemsAxis": {
     "auth_ref": [
      "r194",
      "r239",
      "r252",
      "r253",
      "r254",
      "r255",
      "r257",
      "r259",
      "r263",
      "r384",
      "r385",
      "r386",
      "r387",
      "r388",
      "r389",
      "r391",
      "r392",
      "r394",
      "r396",
      "r397",
      "r944",
      "r945",
      "r946",
      "r947",
      "r948",
      "r949",
      "r950",
      "r951",
      "r952",
      "r953",
      "r954"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by components, eliminations, non-segment corporate-level activity and reconciling items used in consolidating a parent entity and its subsidiaries or its operating segments.",
        "label": "Consolidation Items [Axis]",
        "terseLabel": "Consolidation Items [Axis]"
       }
      }
     },
     "localname": "ConsolidationItemsAxis",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsCommercialPaperBorrowingsDetails",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsNarrativeDetails",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetails",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails",
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails",
      "http://www.exeloncorp.com/role/SummaryofRevolvingCreditAgreementsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_ConsolidationItemsDomain": {
     "auth_ref": [
      "r194",
      "r239",
      "r252",
      "r253",
      "r254",
      "r255",
      "r257",
      "r259",
      "r263",
      "r384",
      "r385",
      "r386",
      "r387",
      "r388",
      "r389",
      "r391",
      "r392",
      "r394",
      "r396",
      "r397",
      "r944",
      "r945",
      "r946",
      "r947",
      "r948",
      "r949",
      "r950",
      "r951",
      "r952",
      "r953",
      "r954"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Components, elimination, non-segment corporate-level activity and reconciling items used in consolidating a parent entity and its subsidiaries or its operating segments.",
        "label": "Consolidation Items [Domain]",
        "terseLabel": "Consolidation Items [Domain]"
       }
      }
     },
     "localname": "ConsolidationItemsDomain",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsCommercialPaperBorrowingsDetails",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsNarrativeDetails",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetails",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails",
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails",
      "http://www.exeloncorp.com/role/SummaryofRevolvingCreditAgreementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_CounterpartyNameAxis": {
     "auth_ref": [
      "r98",
      "r100",
      "r192",
      "r193",
      "r404",
      "r435",
      "r955"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by name of counterparty. A counterparty is the other party that participates in a financial transaction. Examples include, but not limited to, the name of the financial institution.",
        "label": "Counterparty Name [Axis]",
        "terseLabel": "Counterparty Name [Axis]"
       }
      }
     },
     "localname": "CounterpartyNameAxis",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_MajorCustomersAxis": {
     "auth_ref": [
      "r270",
      "r458",
      "r465",
      "r857"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by name or description of a single external customer or a group of external customers.",
        "label": "Customer [Axis]",
        "terseLabel": "Customer [Axis]"
       }
      }
     },
     "localname": "MajorCustomersAxis",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_MaximumMember": {
     "auth_ref": [
      "r364",
      "r366",
      "r368",
      "r369",
      "r403",
      "r434",
      "r550",
      "r556",
      "r762",
      "r763",
      "r764",
      "r765",
      "r766",
      "r767",
      "r772",
      "r854",
      "r858",
      "r910",
      "r911"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Upper limit of the provided range.",
        "label": "Maximum [Member]",
        "terseLabel": "Maximum [Member]"
       }
      }
     },
     "localname": "MaximumMember",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails",
      "http://www.exeloncorp.com/role/NuclearDecommissioningNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_MinimumMember": {
     "auth_ref": [
      "r364",
      "r366",
      "r368",
      "r369",
      "r403",
      "r434",
      "r550",
      "r556",
      "r762",
      "r763",
      "r764",
      "r765",
      "r766",
      "r767",
      "r772",
      "r854",
      "r858",
      "r910",
      "r911"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Lower limit of the provided range.",
        "label": "Minimum [Member]",
        "terseLabel": "Minimum [Member]"
       }
      }
     },
     "localname": "MinimumMember",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails",
      "http://www.exeloncorp.com/role/NuclearDecommissioningNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_NameOfMajorCustomerDomain": {
     "auth_ref": [
      "r270",
      "r458",
      "r465",
      "r857"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Single external customer or group of external customers.",
        "label": "Customer [Domain]",
        "terseLabel": "Customer [Domain]"
       }
      }
     },
     "localname": "NameOfMajorCustomerDomain",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_OwnershipAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by name of entity in which ownership interest is disclosed. Excludes equity method investee and named security investment.",
        "label": "Ownership [Axis]",
        "terseLabel": "Ownership [Axis]"
       }
      }
     },
     "localname": "OwnershipAxis",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_OwnershipDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Name of entity in which ownership interest is disclosed. Excludes equity method investee and named security investment.",
        "label": "Ownership [Domain]",
        "terseLabel": "Ownership [Domain]"
       }
      }
     },
     "localname": "OwnershipDomain",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_PayablesToCustomers": {
     "auth_ref": [
      "r956"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 13.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount payable to customer by broker-dealer.",
        "label": "Broker-Dealer, Payable to Customer",
        "terseLabel": "Merger related obligation"
       }
      }
     },
     "localname": "PayablesToCustomers",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "srt_ProductOrServiceAxis": {
     "auth_ref": [
      "r266",
      "r366",
      "r368",
      "r458",
      "r463",
      "r774",
      "r853",
      "r855"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by product and service, or group of similar products and similar services.",
        "label": "Product and Service [Axis]",
        "terseLabel": "Product and Service [Axis]"
       }
      }
     },
     "localname": "ProductOrServiceAxis",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_ProductsAndServicesDomain": {
     "auth_ref": [
      "r266",
      "r366",
      "r368",
      "r458",
      "r463",
      "r774",
      "r853",
      "r855"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Product or service, or a group of similar products or similar services.",
        "label": "Product and Service [Domain]",
        "terseLabel": "Product and Service [Domain]"
       }
      }
     },
     "localname": "ProductsAndServicesDomain",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_RangeAxis": {
     "auth_ref": [
      "r341",
      "r364",
      "r366",
      "r368",
      "r369",
      "r403",
      "r434",
      "r494",
      "r550",
      "r556",
      "r559",
      "r560",
      "r561",
      "r762",
      "r763",
      "r764",
      "r765",
      "r766",
      "r767",
      "r772",
      "r854",
      "r858",
      "r910",
      "r911"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by statistical measurement. Includes, but is not limited to, minimum, maximum, weighted average, arithmetic average, and median.",
        "label": "Statistical Measurement [Axis]",
        "terseLabel": "Statistical Measurement [Axis]"
       }
      }
     },
     "localname": "RangeAxis",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails",
      "http://www.exeloncorp.com/role/NuclearDecommissioningNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_RangeMember": {
     "auth_ref": [
      "r341",
      "r364",
      "r366",
      "r368",
      "r369",
      "r403",
      "r434",
      "r494",
      "r550",
      "r556",
      "r559",
      "r560",
      "r561",
      "r762",
      "r763",
      "r764",
      "r765",
      "r766",
      "r767",
      "r772",
      "r854",
      "r858",
      "r910",
      "r911"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Statistical measurement. Includes, but is not limited to, minimum, maximum, weighted average, arithmetic average, and median.",
        "label": "Statistical Measurement [Domain]",
        "terseLabel": "Statistical Measurement [Domain]"
       }
      }
     },
     "localname": "RangeMember",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails",
      "http://www.exeloncorp.com/role/NuclearDecommissioningNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_RepurchaseAgreementCounterpartyNameDomain": {
     "auth_ref": [
      "r99",
      "r100",
      "r192",
      "r193",
      "r404",
      "r435"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Named other party that participates in a financial transaction. Examples include, but not limited to, the name of the financial institution.",
        "label": "Counterparty Name [Domain]",
        "terseLabel": "Counterparty Name [Domain]"
       }
      }
     },
     "localname": "RepurchaseAgreementCounterpartyNameDomain",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_RestatementAxis": {
     "auth_ref": [
      "r3",
      "r196",
      "r197",
      "r198",
      "r199",
      "r200",
      "r203",
      "r204",
      "r205",
      "r206",
      "r208",
      "r209",
      "r210",
      "r211",
      "r212",
      "r213",
      "r227",
      "r290",
      "r291",
      "r586",
      "r668",
      "r672",
      "r673",
      "r674",
      "r732",
      "r739",
      "r740",
      "r861",
      "r862",
      "r863",
      "r864",
      "r865",
      "r866",
      "r867",
      "r868",
      "r869",
      "r870"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by adjustment to previously issued financial statements. Includes, but is not limited to, adjustment for retrospective application of amendment to accounting standards, other change in accounting principle, correction of error, and other revision.",
        "label": "Revision of Prior Period [Axis]",
        "terseLabel": "Revision of Prior Period [Axis]"
       }
      }
     },
     "localname": "RestatementAxis",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_RestatementDomain": {
     "auth_ref": [
      "r3",
      "r196",
      "r197",
      "r198",
      "r199",
      "r200",
      "r203",
      "r204",
      "r205",
      "r206",
      "r208",
      "r209",
      "r210",
      "r211",
      "r212",
      "r213",
      "r227",
      "r290",
      "r291",
      "r586",
      "r668",
      "r672",
      "r673",
      "r674",
      "r732",
      "r739",
      "r740",
      "r861",
      "r862",
      "r863",
      "r864",
      "r865",
      "r866",
      "r867",
      "r868",
      "r869",
      "r870"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Adjustment to previously issued financial statements. Includes, but is not limited to, adjustment for retrospective application of amendment to accounting standards, other change in accounting principle, correction of error, and other revision.",
        "label": "Revision of Prior Period [Domain]",
        "terseLabel": "Revision of Prior Period [Domain]"
       }
      }
     },
     "localname": "RestatementDomain",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_RevisionOfPriorPeriodErrorCorrectionAdjustmentMember": {
     "auth_ref": [
      "r203",
      "r204",
      "r205",
      "r208",
      "r209",
      "r211",
      "r212"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cumulative increase (decrease) to previously issued financial statements for correction of error.",
        "label": "Revision of Prior Period, Error Correction, Adjustment [Member]",
        "terseLabel": "Correcting Adjustment [Member]"
       }
      }
     },
     "localname": "RevisionOfPriorPeriodErrorCorrectionAdjustmentMember",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_ScenarioForecastMember": {
     "auth_ref": [
      "r207",
      "r551",
      "r932"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information reported for future period. Excludes information expected to be reported in future period for effect on historical fact.",
        "label": "Forecast [Member]",
        "terseLabel": "Forecast [Member]"
       }
      }
     },
     "localname": "ScenarioForecastMember",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_ScenarioUnspecifiedDomain": {
     "auth_ref": [
      "r207",
      "r213",
      "r362",
      "r551"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Scenario reported, distinguishing information from actual fact. Includes, but is not limited to, pro forma and forecast. Excludes actual facts.",
        "label": "Scenario [Domain]",
        "terseLabel": "Scenario [Domain]"
       }
      }
     },
     "localname": "ScenarioUnspecifiedDomain",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_SegmentGeographicalDomain": {
     "auth_ref": [
      "r267",
      "r268",
      "r458",
      "r464",
      "r856",
      "r900",
      "r901",
      "r902",
      "r903",
      "r904",
      "r905",
      "r906",
      "r907",
      "r908",
      "r933",
      "r936",
      "r937",
      "r938",
      "r939",
      "r940",
      "r941",
      "r942",
      "r943"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Geographical area.",
        "label": "Geographical [Domain]",
        "terseLabel": "Geographical [Domain]"
       }
      }
     },
     "localname": "SegmentGeographicalDomain",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_StatementGeographicalAxis": {
     "auth_ref": [
      "r267",
      "r268",
      "r458",
      "r464",
      "r856",
      "r897",
      "r900",
      "r901",
      "r902",
      "r903",
      "r904",
      "r905",
      "r906",
      "r907",
      "r908",
      "r933",
      "r935"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by geographical components.",
        "label": "Geographical [Axis]",
        "terseLabel": "Geographical [Axis]"
       }
      }
     },
     "localname": "StatementGeographicalAxis",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_StatementScenarioAxis": {
     "auth_ref": [
      "r207",
      "r213",
      "r362",
      "r551",
      "r757"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by scenario reported, distinguishing information from actual fact. Includes, but is not limited to, pro forma and forecast. Excludes actual facts.",
        "label": "Scenario [Axis]",
        "terseLabel": "Scenario [Axis]"
       }
      }
     },
     "localname": "StatementScenarioAxis",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "stpr_DC": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "DISTRICT OF COLUMBIA",
        "terseLabel": "DISTRICT OF COLUMBIA"
       }
      }
     },
     "localname": "DC",
     "nsuri": "http://xbrl.sec.gov/stpr/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "domainItemType"
    },
    "stpr_DE": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "DELAWARE",
        "terseLabel": "DELAWARE"
       }
      }
     },
     "localname": "DE",
     "nsuri": "http://xbrl.sec.gov/stpr/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "domainItemType"
    },
    "stpr_PA": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "PENNSYLVANIA",
        "terseLabel": "PENNSYLVANIA"
       }
      }
     },
     "localname": "PA",
     "nsuri": "http://xbrl.sec.gov/stpr/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesNarrativeDetails",
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "stpr_VA": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "VIRGINIA",
        "terseLabel": "VIRGINIA"
       }
      }
     },
     "localname": "VA",
     "nsuri": "http://xbrl.sec.gov/stpr/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CoverPage"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccountingPoliciesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounting Policies [Abstract]",
        "terseLabel": "Accounting Policies [Abstract]"
       }
      }
     },
     "localname": "AccountingPoliciesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_AccountingStandardsUpdate201601Member": {
     "auth_ref": [
      "r700"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accounting Standards Update 2016-01 Financial Instruments-Overall (Subtopic 825-10): Recognition and Measurement of Financial Assets and Financial Liabilities.",
        "label": "Accounting Standards Update 2016-01 [Member]",
        "terseLabel": "Accounting Standards Update 2016-01 [Member]"
       }
      }
     },
     "localname": "AccountingStandardsUpdate201601Member",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccountsNotesAndLoansReceivableLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Accounts, Notes, Loans and Financing Receivable [Line Items]",
        "terseLabel": "Accounts, Notes, Loans and Financing Receivable [Line Items]"
       }
      }
     },
     "localname": "AccountsNotesAndLoansReceivableLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivableAllowanceforCreditLossesRollforwardDetails",
      "http://www.exeloncorp.com/role/AccountsReceivablePurchasesandSalesofAccountsReceivableDetail",
      "http://www.exeloncorp.com/role/AccountsReceivableUnbilledCustomerRevenueDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis": {
     "auth_ref": [
      "r94"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of receivable.",
        "label": "Receivable Type [Axis]",
        "terseLabel": "Receivable Type [Axis]"
       }
      }
     },
     "localname": "AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivableAllowanceforCreditLossesRollforwardDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AccountsNotesLoansAndFinancingReceivableGrossAllowanceAndNetAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts, Notes, Loans and Financing Receivable, Gross, Allowance, and Net [Abstract]",
        "terseLabel": "Accounts, Notes, Loans and Financing Receivable, Gross, Allowance, and Net [Abstract]"
       }
      }
     },
     "localname": "AccountsNotesLoansAndFinancingReceivableGrossAllowanceAndNetAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_AccountsPayableCurrent": {
     "auth_ref": [
      "r80",
      "r754"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).",
        "label": "Accounts Payable, Current",
        "terseLabel": "Accounts payable",
        "verboseLabel": "Accounts payable"
       }
      }
     },
     "localname": "AccountsPayableCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccountsPayableRelatedPartiesCurrent": {
     "auth_ref": [
      "r80",
      "r189",
      "r745",
      "r747"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 5.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount for accounts payable to related parties. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).",
        "label": "Accounts Payable, Related Parties, Current",
        "terseLabel": "Payables to affiliates, current",
        "verboseLabel": "Accounts Payable, Related Parties, Current"
       }
      }
     },
     "localname": "AccountsPayableRelatedPartiesCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccountsPayableRelatedPartiesNoncurrent": {
     "auth_ref": [],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 9.0,
       "parentTag": "us-gaap_DeferredCreditsAndOtherLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of accounts payable to related parties, due after one year or beyond the normal operating cycle, if longer.",
        "label": "Accounts Payable, Related Parties, Noncurrent",
        "verboseLabel": "Accounts Payable, Related Parties, Noncurrent"
       }
      }
     },
     "localname": "AccountsPayableRelatedPartiesNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsNoncurrentReceivablesfromPayablestoaffiliatesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock": {
     "auth_ref": [
      "r298"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of allowance for credit loss on accounts receivable.",
        "label": "Accounts Receivable, Allowance for Credit Loss [Table Text Block]",
        "terseLabel": "Allowance for credit loss rollforward"
       }
      }
     },
     "localname": "AccountsReceivableAllowanceForCreditLossTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivableTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_AccountsReceivableGrossCurrent": {
     "auth_ref": [
      "r37",
      "r61",
      "r272",
      "r273"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_AccountsReceivableNetCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.",
        "label": "Accounts Receivable, before Allowance for Credit Loss, Current",
        "terseLabel": "Customer accounts receivable"
       }
      }
     },
     "localname": "AccountsReceivableGrossCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccountsReceivableNetAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivable, after Allowance for Credit Loss [Abstract]",
        "terseLabel": "Accounts receivable, net"
       }
      }
     },
     "localname": "AccountsReceivableNetAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AccountsReceivableNetCurrent": {
     "auth_ref": [
      "r272",
      "r273"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.",
        "label": "Accounts Receivable, after Allowance for Credit Loss, Current",
        "totalLabel": "Customer accounts receivable, net",
        "verboseLabel": "Customer"
       }
      }
     },
     "localname": "AccountsReceivableNetCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccountsReceivableNetCurrentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounts Receivable, after Allowance for Credit Loss, Current [Abstract]",
        "verboseLabel": "Accounts receivable"
       }
      }
     },
     "localname": "AccountsReceivableNetCurrentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AccountsReceivablePurchase": {
     "auth_ref": [
      "r293"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase from purchase of accounts receivable.",
        "label": "Accounts Receivable, Purchase",
        "terseLabel": "Accounts Receivable, Purchase"
       }
      }
     },
     "localname": "AccountsReceivablePurchase",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivablePurchasesandSalesofAccountsReceivableDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccountsReceivableRelatedPartiesCurrent": {
     "auth_ref": [
      "r63",
      "r189",
      "r744",
      "r747"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 10.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of receivables arising from transactions with related parties due within one year or the normal operating cycle, if longer.",
        "label": "Accounts Receivable, Related Parties, Current",
        "terseLabel": "Receivables from affiliates, current",
        "verboseLabel": "Accounts Receivable, Related Parties, Current"
       }
      }
     },
     "localname": "AccountsReceivableRelatedPartiesCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccountsReceivableRelatedPartiesNoncurrent": {
     "auth_ref": [
      "r189",
      "r744",
      "r747"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 8.0,
       "parentTag": "us-gaap_DeferredCostsAndOtherAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of receivables arising from transactions with related parties, due after 1 year (or 1 business cycle).",
        "label": "Accounts Receivable, Related Parties, Noncurrent",
        "verboseLabel": "Receivables from affiliates, noncurrent"
       }
      }
     },
     "localname": "AccountsReceivableRelatedPartiesNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccrualForEnvironmentalLossContingenciesComponentAmount": {
     "auth_ref": [
      "r368"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Recorded amount of the accrual for a material component of an environmental loss contingency.",
        "label": "Accrual for Environmental Loss Contingencies, Component Amount",
        "terseLabel": "Accrual for Environmental Loss Contingencies, Component Amount"
       }
      }
     },
     "localname": "AccrualForEnvironmentalLossContingenciesComponentAmount",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccrualForEnvironmentalLossContingenciesGross": {
     "auth_ref": [
      "r345",
      "r361",
      "r367"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Undiscounted amount of the accrual for environmental loss contingencies.",
        "label": "Accrual for Environmental Loss Contingencies, Gross",
        "terseLabel": "Accrual for Environmental Loss Contingencies, Gross",
        "verboseLabel": "Total environmental investigation and remediation reserve"
       }
      }
     },
     "localname": "AccrualForEnvironmentalLossContingenciesGross",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofAccrualsforEnvironmentalMattersDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccruedLiabilitiesAndOtherLiabilities": {
     "auth_ref": [],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 14.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of expenses incurred but not yet paid nor invoiced, and liabilities classified as other.",
        "label": "Accrued Liabilities and Other Liabilities",
        "verboseLabel": "Current portion of DC PLUG obligation"
       }
      }
     },
     "localname": "AccruedLiabilitiesAndOtherLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccruedLiabilitiesCurrent": {
     "auth_ref": [
      "r86"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).",
        "label": "Accrued Liabilities, Current",
        "terseLabel": "Accrued expenses",
        "verboseLabel": "Accrued expenses"
       }
      }
     },
     "localname": "AccruedLiabilitiesCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccruedLiabilitiesCurrentAndNoncurrentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accrued Liabilities [Abstract]",
        "terseLabel": "Accrued Expenses [Abstract]"
       }
      }
     },
     "localname": "AccruedLiabilitiesCurrentAndNoncurrentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationBalanceSheetDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember": {
     "auth_ref": [
      "r110",
      "r116",
      "r125",
      "r126",
      "r127",
      "r621"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accumulated other comprehensive (income) loss related to defined benefit plans attributable to the parent.",
        "label": "Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]",
        "terseLabel": "Pension and Non-Pension Postretirement Benefit Plan Items"
       }
      }
     },
     "localname": "AccumulatedDefinedBenefitPlansAdjustmentMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeIncomeTaxesAllocatedtoOtherComprehensiveIncomeLossComponentsDetails",
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeScheduleofChangesinAOCIDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCreditMember": {
     "auth_ref": [
      "r111",
      "r116",
      "r125",
      "r126",
      "r127",
      "r621"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accumulated other comprehensive (income) loss related to prior service cost (credit) component of defined benefit plans attributable to the parent.",
        "label": "Accumulated Defined Benefit Plans Adjustment, Net Prior Service Attributable to Parent [Member]",
        "terseLabel": "Prior service costs"
       }
      }
     },
     "localname": "AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCreditMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeIncomeTaxesAllocatedtoOtherComprehensiveIncomeLossComponentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember": {
     "auth_ref": [
      "r109",
      "r116",
      "r125",
      "r126",
      "r127",
      "r621"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accumulated other comprehensive income (loss) related to gain (loss) component of defined benefit plans attributable to the parent.",
        "label": "Accumulated Defined Benefit Plans Adjustment, Net Gain (Loss) Attributable to Parent [Member]",
        "terseLabel": "Actuarial losses"
       }
      }
     },
     "localname": "AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeIncomeTaxesAllocatedtoOtherComprehensiveIncomeLossComponentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment": {
     "auth_ref": [
      "r47",
      "r322"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.",
        "label": "Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment",
        "terseLabel": "Accumulated depreciation and amortization"
       }
      }
     },
     "localname": "AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember": {
     "auth_ref": [
      "r105",
      "r116",
      "r620"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accumulated other comprehensive income (loss) resulting from gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges, attributable to the parent.",
        "label": "Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member]",
        "verboseLabel": "Gains (Losses) on Cash Flow Hedges"
       }
      }
     },
     "localname": "AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeScheduleofChangesinAOCIDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember": {
     "auth_ref": [
      "r106",
      "r107",
      "r108",
      "r116",
      "r125",
      "r126",
      "r127"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accumulated unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), attributable to parent.",
        "label": "AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-Sale, Parent [Member]",
        "terseLabel": "AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Parent [Member]"
       }
      }
     },
     "localname": "AccumulatedNetUnrealizedInvestmentGainLossMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Accumulated Other Comprehensive Income (Loss) [Line Items]",
        "terseLabel": "Accumulated Other Comprehensive Income (Loss) [Line Items]"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeLossLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeIncomeTaxesAllocatedtoOtherComprehensiveIncomeLossComponentsDetails",
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeScheduleofChangesinAOCIDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax": {
     "auth_ref": [
      "r68",
      "r113",
      "r115",
      "r116",
      "r829",
      "r866",
      "r870"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.",
        "label": "Accumulated Other Comprehensive Income (Loss), Net of Tax",
        "verboseLabel": "Accumulated other comprehensive loss, net"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeLossNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeLossTable": {
     "auth_ref": [
      "r125",
      "r126",
      "r713",
      "r714",
      "r715",
      "r716",
      "r717",
      "r719"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about components of accumulated other comprehensive income (loss).",
        "label": "Accumulated Other Comprehensive Income (Loss) [Table]",
        "terseLabel": "Accumulated Other Comprehensive Income (Loss) [Table]"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeLossTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeIncomeTaxesAllocatedtoOtherComprehensiveIncomeLossComponentsDetails",
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeScheduleofChangesinAOCIDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeMember": {
     "auth_ref": [
      "r112",
      "r116",
      "r125",
      "r126",
      "r127",
      "r196",
      "r197",
      "r198",
      "r621",
      "r740",
      "r861",
      "r862"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accumulated increase (decrease) in equity from transactions and other events and circumstances from non-owner sources, attributable to the parent. Excludes net income (loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners.",
        "label": "AOCI Attributable to Parent [Member]",
        "terseLabel": "Total",
        "verboseLabel": "Accumulated Other Comprehensive Income (Loss) [Member]"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeScheduleofChangesinAOCIDetails",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccumulatedTranslationAdjustmentMember": {
     "auth_ref": [
      "r103",
      "r116",
      "r125",
      "r126",
      "r127",
      "r621",
      "r714",
      "r715",
      "r716",
      "r717",
      "r719"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accumulated other comprehensive income (loss) resulting from foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature, attributable to the parent.",
        "label": "Accumulated Foreign Currency Adjustment Attributable to Parent [Member]",
        "terseLabel": "Foreign Currency Items"
       }
      }
     },
     "localname": "AccumulatedTranslationAdjustmentMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeScheduleofChangesinAOCIDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AdditionalFinancialInformationDisclosureTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosures of supplemental information, including descriptions and amounts, related to the balance sheet, income statement, and/or cash flow statement.",
        "label": "Additional Financial Information Disclosure [Text Block]",
        "terseLabel": "Supplemental Financial Information (All Registrants)"
       }
      }
     },
     "localname": "AdditionalFinancialInformationDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationAllRegistrants"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_AdditionalPaidInCapital": {
     "auth_ref": [
      "r64",
      "r754"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 6.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of excess of issue price over par or stated value of stock and from other transaction involving stock or stockholder. Includes, but is not limited to, additional paid-in capital (APIC) for common and preferred stock.",
        "label": "Additional Paid in Capital",
        "verboseLabel": "Other paid-in capital"
       }
      }
     },
     "localname": "AdditionalPaidInCapital",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AdjustmentsForErrorCorrectionDomain": {
     "auth_ref": [
      "r203",
      "r204",
      "r205",
      "r208",
      "r209",
      "r211",
      "r212"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Type of error correction.",
        "label": "Error Correction, Type [Domain]",
        "terseLabel": "Error Correction, Type [Domain]"
       }
      }
     },
     "localname": "AdjustmentsForErrorCorrectionDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SignificantAccountingPoliciesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AdjustmentsForNewAccountingPronouncementsAxis": {
     "auth_ref": [
      "r0",
      "r1",
      "r2",
      "r3",
      "r4",
      "r199",
      "r200",
      "r201",
      "r202",
      "r213",
      "r277",
      "r278",
      "r286",
      "r287",
      "r288",
      "r289",
      "r290",
      "r291",
      "r562",
      "r563",
      "r564",
      "r583",
      "r584",
      "r585",
      "r586",
      "r602",
      "r603",
      "r604",
      "r664",
      "r665",
      "r666",
      "r667",
      "r668",
      "r669",
      "r670",
      "r671",
      "r672",
      "r673",
      "r674",
      "r675",
      "r701",
      "r702",
      "r703",
      "r704",
      "r705",
      "r706",
      "r707",
      "r708",
      "r721",
      "r722",
      "r729",
      "r730",
      "r731",
      "r732",
      "r735",
      "r736",
      "r737",
      "r738",
      "r739",
      "r740",
      "r775",
      "r776",
      "r777",
      "r859",
      "r860",
      "r861",
      "r862",
      "r863",
      "r864",
      "r865",
      "r866",
      "r867",
      "r868",
      "r869",
      "r870"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by amendment to accounting standards.",
        "label": "Accounting Standards Update [Axis]",
        "terseLabel": "Accounting Standards Update [Axis]"
       }
      }
     },
     "localname": "AdjustmentsForNewAccountingPronouncementsAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]",
        "terseLabel": "Other Non-Cash Operating Activities [Abstract]"
       }
      }
     },
     "localname": "AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AdjustmentsToAdditionalPaidInCapitalOther": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of other increase (decrease) in additional paid in capital (APIC).",
        "label": "Adjustments to Additional Paid in Capital, Other",
        "terseLabel": "Contributions from parent"
       }
      }
     },
     "localname": "AdjustmentsToAdditionalPaidInCapitalOther",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]",
        "terseLabel": "Adjustments to reconcile net income to net cash flows provided by operating activities:"
       }
      }
     },
     "localname": "AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AllowanceForDoubtfulAccountsReceivable": {
     "auth_ref": [
      "r72",
      "r274",
      "r292",
      "r294",
      "r297"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of allowance for credit loss on accounts receivable.",
        "label": "Accounts Receivable, Allowance for Credit Loss",
        "periodEndLabel": "Ending balance",
        "periodStartLabel": "Beginning balance"
       }
      }
     },
     "localname": "AllowanceForDoubtfulAccountsReceivable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivableAllowanceforCreditLossesRollforwardDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent": {
     "auth_ref": [
      "r72",
      "r274",
      "r292"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_AccountsReceivableNetCurrent",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of allowance for credit loss on accounts receivable, classified as current.",
        "label": "Accounts Receivable, Allowance for Credit Loss, Current",
        "negatedLabel": "Customer allowance for credit losses",
        "negatedTerseLabel": "Accounts Receivable, Allowance for Credit Loss, Current"
       }
      }
     },
     "localname": "AllowanceForDoubtfulAccountsReceivableCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Accounts Receivable, Allowance for Credit Loss [Roll Forward]",
        "terseLabel": "Accounts Receivable, Allowance for Credit Loss [Roll Forward]"
       }
      }
     },
     "localname": "AllowanceForDoubtfulAccountsReceivableRollforward",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_AllowanceForDoubtfulAccountsReceivableWriteOffs": {
     "auth_ref": [
      "r296"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of direct write-downs of accounts receivable charged against the allowance.",
        "label": "Accounts Receivable, Allowance for Credit Loss, Writeoff",
        "terseLabel": "Writeoffs, net of recoveries"
       }
      }
     },
     "localname": "AllowanceForDoubtfulAccountsReceivableWriteOffs",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivableAllowanceforCreditLossesRollforwardDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AllowanceForDoubtfulOtherReceivablesCurrent": {
     "auth_ref": [
      "r62"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_OtherReceivablesNetCurrent",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of allowance for credit loss on receivable, classified as other and current.",
        "label": "Allowance for Credit Loss, Receivable, Other, Current",
        "negatedLabel": "Other allowance for credit losses",
        "negatedTerseLabel": "Allowance for Credit Loss, Receivable, Other, Current"
       }
      }
     },
     "localname": "AllowanceForDoubtfulOtherReceivablesCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AmortizationOfIntangibleAssets": {
     "auth_ref": [
      "r173",
      "r314",
      "r315"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.",
        "label": "Amortization of Intangible Assets",
        "verboseLabel": "Amortization of intangible assets, net"
       }
      }
     },
     "localname": "AmortizationOfIntangibleAssets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AmortizationOfNuclearFuelLease": {
     "auth_ref": [
      "r173"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of amortization of nuclear fuel.",
        "label": "Amortization of Nuclear Fuel",
        "terseLabel": "Nuclear fuel"
       }
      }
     },
     "localname": "AmortizationOfNuclearFuelLease",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AmortizationOfPowerContractsEmissionCredits": {
     "auth_ref": [
      "r148",
      "r173"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The expense charged against earnings for the periodic recognition of capitalized costs related to purchasing power, fuel, or emission credits. These items may be purchased in one accounting period but are deducted from earnings over time through amortization.",
        "label": "Amortization of Power Contracts Emission Credits",
        "terseLabel": "Amortization of energy contract assets and liabilities"
       }
      }
     },
     "localname": "AmortizationOfPowerContractsEmissionCredits",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AmortizationOfRegulatoryAsset": {
     "auth_ref": [
      "r148",
      "r173"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The expense charged against earnings during the period to allocate the capitalized costs of regulatory assets over the periods expected to benefit from such costs.",
        "label": "Amortization of Regulatory Asset",
        "terseLabel": "Amortization of regulatory assets"
       }
      }
     },
     "localname": "AmortizationOfRegulatoryAsset",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount": {
     "auth_ref": [
      "r226"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.",
        "label": "Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount",
        "terseLabel": "Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount"
       }
      }
     },
     "localname": "AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_AssetImpairmentCharges": {
     "auth_ref": [
      "r173",
      "r318"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.",
        "label": "Asset Impairment Charges",
        "terseLabel": "Asset Impairment Charges"
       }
      }
     },
     "localname": "AssetImpairmentCharges",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetImpairmentChargesTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for the details of the charge against earnings resulting from the aggregate write down of all assets from their carrying value to their fair value. Disclosure may also include a description of the impaired asset and facts and circumstances leading to the impairment, amount of the impairment loss and where the loss is located in the income statement, method(s) for determining fair value, and the segment in which the impaired asset is reported.",
        "label": "Asset Impairment Charges [Text Block]",
        "terseLabel": "Asset Impairments (Exelon and Generation)"
       }
      }
     },
     "localname": "AssetImpairmentChargesTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AssetImpairmentsExelonandGeneration"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_AssetRetirementObligation": {
     "auth_ref": [
      "r331",
      "r335"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees.",
        "label": "Asset Retirement Obligation",
        "negatedTerseLabel": "Asset retirement obligation",
        "periodEndLabel": "ARO ending balance",
        "periodStartLabel": "ARO beginning balance"
       }
      }
     },
     "localname": "AssetRetirementObligation",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsImplicationsofPotentialEarlyPlantRetirementonBalanceSheetDetails",
      "http://www.exeloncorp.com/role/NuclearDecommissioningRollforwardofNuclearDecommissioningARODetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetRetirementObligationAccretionExpense": {
     "auth_ref": [
      "r332",
      "r337"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of accretion expense recognized during the period that is associated with an asset retirement obligation. Accretion expense measures and incorporates changes due to the passage of time into the carrying amount of the liability.",
        "label": "Asset Retirement Obligation, Accretion Expense",
        "terseLabel": "Accretion expense",
        "verboseLabel": "ARO accretion"
       }
      }
     },
     "localname": "AssetRetirementObligationAccretionExpense",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/NuclearDecommissioningRollforwardofNuclearDecommissioningARODetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetRetirementObligationCashPaidToSettle": {
     "auth_ref": [
      "r167",
      "r333"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash paid during the period to settle an asset retirement obligation. Amounts paid to settle an asset retirement obligation are generally included in the operating section of the Statement of Cash Flows.",
        "label": "Asset Retirement Obligation, Cash Paid to Settle",
        "negatedTerseLabel": "Costs incurred related to decommissioning plants"
       }
      }
     },
     "localname": "AssetRetirementObligationCashPaidToSettle",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/NuclearDecommissioningRollforwardofNuclearDecommissioningARODetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetRetirementObligationCurrent": {
     "auth_ref": [
      "r335"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Current portion of the carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees.",
        "label": "Asset Retirement Obligation, Current",
        "terseLabel": "Current portion of ARO"
       }
      }
     },
     "localname": "AssetRetirementObligationCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/NuclearDecommissioningRollforwardofNuclearDecommissioningARODetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetRetirementObligationDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Asset Retirement Obligation Disclosure [Abstract]"
       }
      }
     },
     "localname": "AssetRetirementObligationDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_AssetRetirementObligationDisclosureTextBlock": {
     "auth_ref": [
      "r334",
      "r339",
      "r340"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for an asset retirement obligation and the associated long-lived asset. An asset retirement obligation is a legal obligation associated with the disposal or retirement from service of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees.",
        "label": "Asset Retirement Obligation Disclosure [Text Block]",
        "terseLabel": "Nuclear Decommissioning (Exelon and Generation)"
       }
      }
     },
     "localname": "AssetRetirementObligationDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/NuclearDecommissioningExelonandGeneration"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_AssetRetirementObligationPeriodIncreaseDecrease": {
     "auth_ref": [
      "r335"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase (decrease) in asset retirement obligations.",
        "label": "Asset Retirement Obligation, Period Increase (Decrease)",
        "terseLabel": "Net increase (decrease) due to changes in, and timing of, estimated future cash flows"
       }
      }
     },
     "localname": "AssetRetirementObligationPeriodIncreaseDecrease",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/NuclearDecommissioningNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetRetirementObligationRevisionOfEstimate": {
     "auth_ref": [
      "r338"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase (decrease) in the asset retirement obligation from changes in the amount or timing of the estimated cash flows associated with the settlement of the obligation.",
        "label": "Asset Retirement Obligation, Revision of Estimate",
        "terseLabel": "Asset Retirement Obligation, Revision of Estimate"
       }
      }
     },
     "localname": "AssetRetirementObligationRevisionOfEstimate",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsPretaxExpenseDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetRetirementObligationRollForwardAnalysisRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Asset Retirement Obligation, Roll Forward Analysis [Roll Forward]",
        "terseLabel": "Asset Retirement Obligation, Roll Forward Analysis [Roll Forward]"
       }
      }
     },
     "localname": "AssetRetirementObligationRollForwardAnalysisRollForward",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/NuclearDecommissioningRollforwardofNuclearDecommissioningARODetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AssetRetirementObligationsNoncurrent": {
     "auth_ref": [
      "r335"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_DeferredCreditsAndOtherLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Noncurrent portion of the carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees.",
        "label": "Asset Retirement Obligations, Noncurrent",
        "terseLabel": "Asset retirement obligations, noncurrent"
       }
      }
     },
     "localname": "AssetRetirementObligationsNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_Assets": {
     "auth_ref": [
      "r50",
      "r185",
      "r247",
      "r254",
      "r261",
      "r285",
      "r384",
      "r385",
      "r386",
      "r388",
      "r389",
      "r390",
      "r391",
      "r393",
      "r395",
      "r397",
      "r398",
      "r614",
      "r623",
      "r699",
      "r752",
      "r754",
      "r798",
      "r826"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.",
        "label": "Assets",
        "terseLabel": "Assets",
        "totalLabel": "Total assets",
        "verboseLabel": "Total assets"
       }
      }
     },
     "localname": "Assets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesSummaryofSignificantUnconsolidatedVIEsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Assets [Abstract]",
        "terseLabel": "ASSETS"
       }
      }
     },
     "localname": "AssetsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AssetsCurrent": {
     "auth_ref": [
      "r39",
      "r76",
      "r185",
      "r285",
      "r384",
      "r385",
      "r386",
      "r388",
      "r389",
      "r390",
      "r391",
      "r393",
      "r395",
      "r397",
      "r398",
      "r614",
      "r623",
      "r699",
      "r752",
      "r754"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold, or consumed within one year (or the normal operating cycle, if longer). Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.",
        "label": "Assets, Current",
        "terseLabel": "Total current assets",
        "totalLabel": "Total current assets"
       }
      }
     },
     "localname": "AssetsCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetsCurrentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Assets, Current [Abstract]",
        "verboseLabel": "Current Assets"
       }
      }
     },
     "localname": "AssetsCurrentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AssetsFairValueDisclosure": {
     "auth_ref": [
      "r678"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.",
        "label": "Assets, Fair Value Disclosure",
        "terseLabel": "Assets, Fair Value Disclosure"
       }
      }
     },
     "localname": "AssetsFairValueDisclosure",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetsNet": {
     "auth_ref": [
      "r33",
      "r873",
      "r877",
      "r879",
      "r880"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of net assets (liabilities).",
        "label": "Net Assets",
        "terseLabel": "Net assets"
       }
      }
     },
     "localname": "AssetsNet",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetsNoncurrent": {
     "auth_ref": [
      "r185",
      "r285",
      "r384",
      "r385",
      "r386",
      "r388",
      "r389",
      "r390",
      "r391",
      "r393",
      "r395",
      "r397",
      "r398",
      "r614",
      "r623",
      "r699",
      "r752"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold or consumed after one year or beyond the normal operating cycle, if longer.",
        "label": "Assets, Noncurrent",
        "terseLabel": "Total noncurrent assets"
       }
      }
     },
     "localname": "AssetsNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent": {
     "auth_ref": [
      "r5",
      "r6",
      "r24",
      "r26",
      "r30",
      "r319",
      "r326"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 15.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount classified as assets attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.",
        "label": "Disposal Group, Including Discontinued Operation, Assets, Current",
        "terseLabel": "Current assets of discontinued operations"
       }
      }
     },
     "localname": "AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetsSoldUnderAgreementsToRepurchaseMaturityPeriodDomain": {
     "auth_ref": [
      "r191",
      "r771"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Maturity period remaining for repurchase agreements and similar transactions, for example, but not limited to, securities lending arrangements. Element name and standard label in Maturity [numeric lower end] to [numeric higher end] [date measure] [Member] or Maturity Greater Than [low end numeric value] [date measure] [Member] or Maturity Less Than [high end numeric value] [date measure] [Member] formats.",
        "label": "Repurchase Agreements and Similar Transactions, Maturity Periods [Domain]",
        "terseLabel": "Repurchase Agreements and Similar Transactions, Maturity Periods [Domain]"
       }
      }
     },
     "localname": "AssetsSoldUnderAgreementsToRepurchaseMaturityPeriodDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AssetsSoldUnderAgreementsToRepurchaseMaturityPeriodsAxis": {
     "auth_ref": [
      "r191",
      "r771"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by maturity period remaining for repurchase agreements and similar transactions, for example, but not limited to, securities lending arrangements. Element name and standard label in Maturity [numeric lower end] to [numeric higher end] [date measure] [Member] or Maturity Greater Than [low end numeric value] [date measure] [Member] or Maturity Less Than [high end numeric value] [date measure] [Member] formats.",
        "label": "Repurchase Agreements and Similar Transactions, Maturity Periods [Axis]",
        "terseLabel": "Repurchase Agreements and Similar Transactions, Maturity Periods [Axis]"
       }
      }
     },
     "localname": "AssetsSoldUnderAgreementsToRepurchaseMaturityPeriodsAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AssetsTotalMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total assets, when it serves as a benchmark in a concentration of risk calculation, representing the sum of all reported assets as of the balance sheet date.",
        "label": "Assets, Total [Member]",
        "terseLabel": "Assets, Total [Member]"
       }
      }
     },
     "localname": "AssetsTotalMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/NuclearDecommissioningNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_BalanceSheetLocationAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by location on balance sheet (statement of financial position).",
        "label": "Balance Sheet Location [Axis]",
        "terseLabel": "Balance Sheet Location [Axis]"
       }
      }
     },
     "localname": "BalanceSheetLocationAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_BalanceSheetLocationDomain": {
     "auth_ref": [
      "r645",
      "r649"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Location in the balance sheet (statement of financial position).",
        "label": "Balance Sheet Location [Domain]",
        "terseLabel": "Balance Sheet Location [Domain]"
       }
      }
     },
     "localname": "BalanceSheetLocationDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_BalanceSheetRelatedDisclosuresAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Balance Sheet Related Disclosures [Abstract]",
        "terseLabel": "Balance Sheet Related Disclosures [Abstract]"
       }
      }
     },
     "localname": "BalanceSheetRelatedDisclosuresAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_BasisOfPresentationAndSignificantAccountingPoliciesTextBlock": {
     "auth_ref": [
      "r195"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for the basis of presentation and significant accounting policies concepts. Basis of presentation describes the underlying basis used to prepare the financial statements (for example, US Generally Accepted Accounting Principles, Other Comprehensive Basis of Accounting, IFRS). Accounting policies describe all significant accounting policies of the reporting entity.",
        "label": "Basis of Presentation and Significant Accounting Policies [Text Block]",
        "terseLabel": "Significant Accounting Policies (All Registrants)"
       }
      }
     },
     "localname": "BasisOfPresentationAndSignificantAccountingPoliciesTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SignificantAccountingPoliciesAllRegistrants"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_BusinessAcquisitionAcquireeDomain": {
     "auth_ref": [
      "r546",
      "r552",
      "r601"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Identification of the acquiree in a material business combination (or series of individually immaterial business combinations), which may include the name or other type of identification of the acquiree.",
        "label": "Business Acquisition, Acquiree [Domain]",
        "terseLabel": "Business Acquisition, Acquiree [Domain]"
       }
      }
     },
     "localname": "BusinessAcquisitionAcquireeDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesMergerCommitmentDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_BusinessAcquisitionAxis": {
     "auth_ref": [
      "r546",
      "r552",
      "r599",
      "r600",
      "r601"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by business combination or series of individually immaterial business combinations.",
        "label": "Business Acquisition [Axis]",
        "terseLabel": "Business Acquisition [Axis]"
       }
      }
     },
     "localname": "BusinessAcquisitionAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesMergerCommitmentDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_BusinessCombinationsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Business Combinations [Abstract]",
        "terseLabel": "Business Acquisitions"
       }
      }
     },
     "localname": "BusinessCombinationsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_BusinessDescriptionAndBasisOfPresentationTextBlock": {
     "auth_ref": [
      "r34",
      "r195",
      "r233"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for the business description and basis of presentation concepts. Business description describes the nature and type of organization including but not limited to organizational structure as may be applicable to holding companies, parent and subsidiary relationships, business divisions, business units, business segments, affiliates and information about significant ownership of the reporting entity. Basis of presentation describes the underlying basis used to prepare the financial statements (for example, US Generally Accepted Accounting Principles, Other Comprehensive Basis of Accounting, IFRS).",
        "label": "Business Description and Basis of Presentation [Text Block]",
        "terseLabel": "Description of Business and Basis of Presentation (All Registrants)"
       }
      }
     },
     "localname": "BusinessDescriptionAndBasisOfPresentationTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProjectAxis": {
     "auth_ref": [
      "r778",
      "r779",
      "r780"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by project.",
        "label": "Project [Axis]",
        "terseLabel": "Project [Axis]"
       }
      }
     },
     "localname": "CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProjectAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_CarryingReportedAmountFairValueDisclosureMember": {
     "auth_ref": [
      "r697",
      "r698"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measured as reported on the statement of financial position (balance sheet).",
        "label": "Reported Value Measurement [Member]",
        "terseLabel": "Reported Value Measurement [Member]"
       }
      }
     },
     "localname": "CarryingReportedAmountFairValueDisclosureMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_Cash": {
     "auth_ref": [
      "r44",
      "r754",
      "r874",
      "r875"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Excludes cash and cash equivalents within disposal group and discontinued operation.",
        "label": "Cash",
        "terseLabel": "Derivative, Collateral, Right to Reclaim Cash"
       }
      }
     },
     "localname": "Cash",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashAndCashEquivalentsAtCarryingValue": {
     "auth_ref": [
      "r35",
      "r44",
      "r175"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.",
        "label": "Cash and Cash Equivalents, at Carrying Value",
        "terseLabel": "Cash and cash equivalents",
        "verboseLabel": "Cash and cash equivalents"
       }
      }
     },
     "localname": "CashAndCashEquivalentsAtCarryingValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationBalanceSheetDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashAndCashEquivalentsFairValueDisclosure": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.",
        "label": "Cash and Cash Equivalents, Fair Value Disclosure",
        "verboseLabel": "Cash equivalents"
       }
      }
     },
     "localname": "CashAndCashEquivalentsFairValueDisclosure",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashAndCashEquivalentsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.",
        "label": "Cash and Cash Equivalents [Member]",
        "terseLabel": "Cash and Cash Equivalents [Member]"
       }
      }
     },
     "localname": "CashAndCashEquivalentsMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents": {
     "auth_ref": [
      "r169",
      "r175",
      "r180"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.",
        "label": "Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents",
        "periodEndLabel": "Cash, restricted cash, and cash equivalents at end of period",
        "periodStartLabel": "Cash, restricted cash, and cash equivalents at beginning of period",
        "terseLabel": "Total cash, restricted cash, and cash equivalents"
       }
      }
     },
     "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationBalanceSheetDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents [Abstract]",
        "terseLabel": "Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Abstract]"
       }
      }
     },
     "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationBalanceSheetDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations": {
     "auth_ref": [
      "r169",
      "r175",
      "r180"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; attributable to disposal group, including, but not limited to, discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.",
        "label": "Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Disposal Group, Including Discontinued Operations",
        "terseLabel": "Cash, restricted cash, and cash equivalents - Held for Sale"
       }
      }
     },
     "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsDisposalGroupIncludingDiscontinuedOperations",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationBalanceSheetDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect": {
     "auth_ref": [
      "r169",
      "r711"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase (decrease) in cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; excluding effect from exchange rate change. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.",
        "label": "Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect",
        "totalLabel": "Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect, Total"
       }
      }
     },
     "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashEquivalentsMember": {
     "auth_ref": [
      "r44"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.",
        "label": "Cash Equivalents [Member]",
        "terseLabel": "Cash Equivalents [Member]"
       }
      }
     },
     "localname": "CashEquivalentsMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CashFlowSupplementalDisclosuresTextBlock": {
     "auth_ref": [
      "r181"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for supplemental cash flow activities, including cash, noncash, and part noncash transactions, for the period. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. \"Part noncash\" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.",
        "label": "Cash Flow, Supplemental Disclosures [Text Block]",
        "verboseLabel": "Cash Flow Supplemental Disclosures"
       }
      }
     },
     "localname": "CashFlowSupplementalDisclosuresTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_CommercialPaper": {
     "auth_ref": [
      "r51",
      "r799",
      "r828"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying value as of the balance sheet date of short-term borrowings using unsecured obligations issued by banks, corporations and other borrowers to investors. The maturities of these money market securities generally do not exceed 270 days.",
        "label": "Commercial Paper",
        "terseLabel": "Commercial Paper"
       }
      }
     },
     "localname": "CommercialPaper",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsCommercialPaperBorrowingsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CommercialPaperMember": {
     "auth_ref": [
      "r382"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Unsecured promissory note (generally negotiable) that provides institutions with short-term funds.",
        "label": "Commercial Paper [Member]",
        "terseLabel": "Commercial Paper [Member]"
       }
      }
     },
     "localname": "CommercialPaperMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsCommercialPaperBorrowingsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CommitmentsAndContingencies": {
     "auth_ref": [
      "r91",
      "r805",
      "r835"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the caption on the face of the balance sheet to indicate that the entity has entered into (1) purchase or supply arrangements that will require expending a portion of its resources to meet the terms thereof, and (2) is exposed to potential losses or, less frequently, gains, arising from (a) possible claims against a company's resources due to future performance under contract terms, and (b) possible losses or likely gains from uncertainties that will ultimately be resolved when one or more future events that are deemed likely to occur do occur or fail to occur.",
        "label": "Commitments and Contingencies",
        "verboseLabel": "Commitments and contingencies"
       }
      }
     },
     "localname": "CommitmentsAndContingencies",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CommitmentsAndContingenciesDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Commitments and Contingencies Disclosure [Abstract]",
        "terseLabel": "Commitments and Contingencies Disclosure [Abstract]"
       }
      }
     },
     "localname": "CommitmentsAndContingenciesDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_CommitmentsAndContingenciesDisclosureTextBlock": {
     "auth_ref": [
      "r358",
      "r359",
      "r360",
      "r370",
      "r899"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for commitments and contingencies.",
        "label": "Commitments and Contingencies Disclosure [Text Block]",
        "verboseLabel": "Commitments and Contingencies (All Registrants)"
       }
      }
     },
     "localname": "CommitmentsAndContingenciesDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesAllRegistrants"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_CommodityContractMember": {
     "auth_ref": [
      "r495",
      "r653"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Derivative instrument whose primary underlying risk is tied to commodity prices.",
        "label": "Commodity Contract [Member]",
        "terseLabel": "Commodity Contract [Member]"
       }
      }
     },
     "localname": "CommodityContractMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CommonStockDividendsPerShareDeclared": {
     "auth_ref": [
      "r441"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Aggregate dividends declared during the period for each share of common stock outstanding.",
        "label": "Common Stock, Dividends, Per Share, Declared",
        "terseLabel": "Common Stock, Dividends, Per Share, Declared"
       }
      }
     },
     "localname": "CommonStockDividendsPerShareDeclared",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_CommonStockMember": {
     "auth_ref": [
      "r196",
      "r197",
      "r672"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Stock that is subordinate to all other stock of the issuer.",
        "label": "Common Stock [Member]",
        "terseLabel": "Common Stock [Member]"
       }
      }
     },
     "localname": "CommonStockMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CommonStockNoParValue": {
     "auth_ref": [
      "r60"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Face amount per share of no-par value common stock.",
        "label": "Common Stock, No Par Value",
        "terseLabel": "Common Stock, No Par Value"
       }
      }
     },
     "localname": "CommonStockNoParValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_CommonStockSharesAuthorized": {
     "auth_ref": [
      "r60"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The maximum number of common shares permitted to be issued by an entity's charter and bylaws.",
        "label": "Common Stock, Shares Authorized",
        "terseLabel": "Common stock, shares authorized"
       }
      }
     },
     "localname": "CommonStockSharesAuthorized",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_CommonStockSharesIssued": {
     "auth_ref": [
      "r60"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.",
        "label": "Common Stock, Shares, Issued",
        "terseLabel": "Common Stock, Shares, Issued"
       }
      }
     },
     "localname": "CommonStockSharesIssued",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_CommonStockSharesOutstanding": {
     "auth_ref": [
      "r60",
      "r436"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.",
        "label": "Common Stock, Shares, Outstanding",
        "terseLabel": "Common stock, shares outstanding"
       }
      }
     },
     "localname": "CommonStockSharesOutstanding",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_CommonStockValue": {
     "auth_ref": [
      "r60",
      "r754"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.",
        "label": "Common Stock, Value, Issued",
        "verboseLabel": "Common stock"
       }
      }
     },
     "localname": "CommonStockValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CompensationAndRetirementDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Retirement Benefits [Abstract]",
        "terseLabel": "Retirement Benefits [Abstract]"
       }
      }
     },
     "localname": "CompensationAndRetirementDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_ComprehensiveIncomeNetOfTax": {
     "auth_ref": [
      "r121",
      "r123",
      "r124",
      "r139",
      "r814",
      "r846"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.",
        "label": "Comprehensive Income (Loss), Net of Tax, Attributable to Parent",
        "totalLabel": "Comprehensive income attributable to common shareholders/membership interest"
       }
      }
     },
     "localname": "ComprehensiveIncomeNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest": {
     "auth_ref": [
      "r121",
      "r123",
      "r138",
      "r611",
      "r612",
      "r634",
      "r813",
      "r845"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income (loss) and other comprehensive income (loss), attributable to noncontrolling interests. Excludes changes in equity resulting from investments by owners and distributions to owners.",
        "label": "Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest",
        "terseLabel": "Comprehensive income attributable to noncontrolling interests"
       }
      }
     },
     "localname": "ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest": {
     "auth_ref": [
      "r121",
      "r123",
      "r137",
      "r610",
      "r634",
      "r812",
      "r844"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners.",
        "label": "Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest",
        "terseLabel": "Comprehensive income"
       }
      }
     },
     "localname": "ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ConstructionInProgressGross": {
     "auth_ref": [
      "r321"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of structure or a modification to a structure under construction. Includes recently completed structures or modifications to structures that have not been placed into service.",
        "label": "Construction in Progress, Gross",
        "terseLabel": "Construction work in progress"
       }
      }
     },
     "localname": "ConstructionInProgressGross",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsImplicationsofPotentialEarlyPlantRetirementonBalanceSheetDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock": {
     "auth_ref": [
      "r447"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability.",
        "label": "Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]",
        "terseLabel": "Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]"
       }
      }
     },
     "localname": "ContractWithCustomerAssetAndLiabilityTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RevenuefromContractswithCustomersTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ContractWithCustomerLiabilityCurrent": {
     "auth_ref": [
      "r445",
      "r446",
      "r459"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current.",
        "label": "Contract with Customer, Liability, Current",
        "terseLabel": "Contract with Customer, Liability, Current"
       }
      }
     },
     "localname": "ContractWithCustomerLiabilityCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RevenuefromContractswithCustomersChangeinContractwithCustomerAssetandLiabilityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ContractWithCustomerLiabilityRevenueRecognized": {
     "auth_ref": [
      "r460"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.",
        "label": "Contract with Customer, Liability, Revenue Recognized",
        "terseLabel": "Revenues recognized, contract liabilities"
       }
      }
     },
     "localname": "ContractWithCustomerLiabilityRevenueRecognized",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RevenuefromContractswithCustomersChangeinContractwithCustomerAssetandLiabilityDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ContractWithCustomerRefundLiabilityCurrent": {
     "auth_ref": [
      "r462"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 11.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of liability for consideration received or receivable from customer which is not included in transaction price, when consideration is expected to be refunded to customer, classified as current.",
        "label": "Contract with Customer, Refund Liability, Current",
        "terseLabel": "Customer deposits"
       }
      }
     },
     "localname": "ContractWithCustomerRefundLiabilityCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ContractualObligation": {
     "auth_ref": [],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 16.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of contractual obligation, including but not limited to, long-term debt, capital lease obligations, operating lease obligations, purchase obligations, and other commitments.",
        "label": "Contractual Obligation",
        "terseLabel": "PPA termination obligation"
       }
      }
     },
     "localname": "ContractualObligation",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CorporateAndOtherMember": {
     "auth_ref": [
      "r234"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Component of an entity that provides financial and operational oversight and administrative support for other segments and other segments not separately reported due to size or nature of business activities. Excludes intersegment elimination and reconciling items.",
        "label": "Corporate and Other [Member]",
        "terseLabel": "Corporate and Other [Member]"
       }
      }
     },
     "localname": "CorporateAndOtherMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CorporateDebtSecuritiesMember": {
     "auth_ref": [
      "r495",
      "r540",
      "r871"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Debt securities issued by domestic or foreign corporate business, banks and other entities with a promise of repayment.",
        "label": "Corporate Debt Securities [Member]",
        "terseLabel": "Corporate Debt Securities [Member]"
       }
      }
     },
     "localname": "CorporateDebtSecuritiesMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CorporateNonSegmentMember": {
     "auth_ref": [
      "r252",
      "r253",
      "r254",
      "r255",
      "r257",
      "r263",
      "r265"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Corporate headquarters or functional department that may not earn revenues or may earn revenues that are only incidental to the activities of the entity and is not considered an operating segment.",
        "label": "Corporate, Non-Segment [Member]",
        "terseLabel": "Corporate, Non-Segment [Member]",
        "verboseLabel": "Corporate [Member]"
       }
      }
     },
     "localname": "CorporateNonSegmentMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsCommercialPaperBorrowingsDetails",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsNarrativeDetails",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetails",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails",
      "http://www.exeloncorp.com/role/SummaryofRevolvingCreditAgreementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CostDirectMaterial": {
     "auth_ref": [
      "r143"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_CostsAndExpenses",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cost of material used for good produced and service rendered.",
        "label": "Cost, Direct Material",
        "terseLabel": "Purchased power and/or fuel"
       }
      }
     },
     "localname": "CostDirectMaterial",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CostOfGoodsAndServicesSoldDepreciationAndAmortization": {
     "auth_ref": [
      "r143"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 5.0,
       "parentTag": "us-gaap_CostsAndExpenses",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of expense for allocation of cost of tangible and intangible assets over their useful lives directly used in production of good and rendering of service.",
        "label": "Cost, Depreciation and Amortization",
        "terseLabel": "Cost, Depreciation and Amortization",
        "verboseLabel": "Depreciation and amortization"
       }
      }
     },
     "localname": "CostOfGoodsAndServicesSoldDepreciationAndAmortization",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CostsAndExpenses": {
     "auth_ref": [
      "r144"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_OperatingIncomeLoss",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total costs of sales and operating expenses for the period.",
        "label": "Costs and Expenses",
        "terseLabel": "Costs and Expenses",
        "totalLabel": "Total operating expenses"
       }
      }
     },
     "localname": "CostsAndExpenses",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CostsAndExpensesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Costs and Expenses [Abstract]",
        "terseLabel": "Operating expenses"
       }
      }
     },
     "localname": "CostsAndExpensesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_CostsIncurredAssetRetirementObligationIncurred": {
     "auth_ref": [
      "r336"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of asset retirement obligations (ARO) costs incurred (whether capitalized or charged to expense) during the period.",
        "label": "Costs Incurred, Asset Retirement Obligation Incurred",
        "terseLabel": "Increase in PPE related to ARO update"
       }
      }
     },
     "localname": "CostsIncurredAssetRetirementObligationIncurred",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsCashFlows",
      "http://www.exeloncorp.com/role/NuclearDecommissioningNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CreditFacilityAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of credit facility. Credit facilities provide capital to borrowers without the need to structure a loan for each borrowing.",
        "label": "Credit Facility [Axis]",
        "terseLabel": "Credit Facility [Axis]"
       }
      }
     },
     "localname": "CreditFacilityAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SummaryofRevolvingCreditAgreementsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_CreditFacilityDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Type of credit facility. Credit facilities provide capital to borrowers without the need to structure a loan for each borrowing.",
        "label": "Credit Facility [Domain]",
        "terseLabel": "Credit Facility [Domain]"
       }
      }
     },
     "localname": "CreditFacilityDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SummaryofRevolvingCreditAgreementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CreditLossAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Credit Loss [Abstract]",
        "terseLabel": "Credit Loss [Abstract]"
       }
      }
     },
     "localname": "CreditLossAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_CurrentStateAndLocalTaxExpenseBenefit": {
     "auth_ref": [
      "r186",
      "r581",
      "r589"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of current state and local tax expense (benefit) attributable to income (loss) from continuing operations. Includes, but is not limited to, current regional, territorial, and provincial tax expense (benefit) for non-US (United States of America) jurisdiction.",
        "label": "Current State and Local Tax Expense (Benefit)",
        "terseLabel": "Current State and Local Tax Expense (Benefit)"
       }
      }
     },
     "localname": "CurrentStateAndLocalTaxExpenseBenefit",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CustomerRefundLiabilityNoncurrent": {
     "auth_ref": [
      "r90"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Noncurrent regulatory liabilities generally represent obligations to make refunds to customers for various reasons including overpayment.",
        "label": "Customer Refund Liability, Noncurrent",
        "terseLabel": "Customer Refund Liability, Noncurrent"
       }
      }
     },
     "localname": "CustomerRefundLiabilityNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtAndEquitySecuritiesUnrealizedGainLoss": {
     "auth_ref": [],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of unrealized gain (loss) on investment in debt and equity securities.",
        "label": "Debt and Equity Securities, Unrealized Gain (Loss)",
        "negatedTerseLabel": "Net unrealized (gains) losses on equity investments"
       }
      }
     },
     "localname": "DebtAndEquitySecuritiesUnrealizedGainLoss",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Disclosure [Abstract]",
        "terseLabel": "Debt Disclosure [Abstract]"
       }
      }
     },
     "localname": "DebtDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_DebtDisclosureTextBlock": {
     "auth_ref": [
      "r182",
      "r406",
      "r407",
      "r408",
      "r409",
      "r410",
      "r411",
      "r412",
      "r417",
      "r424",
      "r425",
      "r427",
      "r432"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for information about short-term and long-term debt arrangements, which includes amounts of borrowings under each line of credit, note payable, commercial paper issue, bonds indenture, debenture issue, own-share lending arrangements and any other contractual agreement to repay funds, and about the underlying arrangements, rationale for a classification as long-term, including repayment terms, interest rates, collateral provided, restrictions on use of assets and activities, whether or not in compliance with debt covenants, and other matters important to users of the financial statements, such as the effects of refinancing and noncompliance with debt covenants.",
        "label": "Debt Disclosure [Text Block]",
        "terseLabel": "Debt and Credit Agreements (All Registrants)"
       }
      }
     },
     "localname": "DebtDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsAllRegistrants"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_DebtInstrumentAxis": {
     "auth_ref": [
      "r54",
      "r55",
      "r56",
      "r184",
      "r194",
      "r400",
      "r401",
      "r402",
      "r403",
      "r404",
      "r405",
      "r407",
      "r413",
      "r414",
      "r415",
      "r416",
      "r418",
      "r419",
      "r420",
      "r421",
      "r422",
      "r423",
      "r428",
      "r429",
      "r430",
      "r431",
      "r727",
      "r800",
      "r801",
      "r822"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of debt instrument, including, but not limited to, draws against credit facilities.",
        "label": "Debt Instrument [Axis]",
        "terseLabel": "Debt Instrument [Axis]"
       }
      }
     },
     "localname": "DebtInstrumentAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsNarrativeDetails",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DebtInstrumentFaceAmount": {
     "auth_ref": [
      "r400",
      "r428",
      "r429",
      "r725",
      "r727",
      "r728"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Face (par) amount of debt instrument at time of issuance.",
        "label": "Debt Instrument, Face Amount",
        "terseLabel": "Debt Instrument, Face Amount"
       }
      }
     },
     "localname": "DebtInstrumentFaceAmount",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtInstrumentFairValue": {
     "auth_ref": [
      "r415",
      "r428",
      "r429",
      "r696"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.",
        "label": "Debt Instrument, Fair Value Disclosure",
        "terseLabel": "Long-term debt (including amounts due within one year)"
       }
      }
     },
     "localname": "DebtInstrumentFairValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtInstrumentInterestRateStatedPercentage": {
     "auth_ref": [
      "r88",
      "r401"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Contractual interest rate for funds borrowed, under the debt agreement.",
        "label": "Debt Instrument, Interest Rate, Stated Percentage",
        "terseLabel": "Interest Rate"
       }
      }
     },
     "localname": "DebtInstrumentInterestRateStatedPercentage",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_DebtInstrumentInterestRateTerms": {
     "auth_ref": [
      "r88"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Description of the interest rate as being fixed or variable, and, if variable, identification of the index or rate on which the interest rate is based and the number of points or percentage added to that index or rate to set the rate, and other pertinent information, such as frequency of rate resets.",
        "label": "Debt Instrument, Interest Rate Terms",
        "terseLabel": "Debt Instrument, Interest Rate Terms"
       }
      }
     },
     "localname": "DebtInstrumentInterestRateTerms",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DebtInstrumentLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Debt Instrument [Line Items]",
        "terseLabel": "Debt Instrument [Line Items]"
       }
      }
     },
     "localname": "DebtInstrumentLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsNarrativeDetails",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsTables"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DebtInstrumentNameDomain": {
     "auth_ref": [
      "r89",
      "r184",
      "r194",
      "r400",
      "r401",
      "r402",
      "r403",
      "r404",
      "r405",
      "r407",
      "r413",
      "r414",
      "r415",
      "r416",
      "r418",
      "r419",
      "r420",
      "r421",
      "r422",
      "r423",
      "r428",
      "r429",
      "r430",
      "r431",
      "r727"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The name for the particular debt instrument or borrowing that distinguishes it from other debt instruments or borrowings, including draws against credit facilities.",
        "label": "Debt Instrument, Name [Domain]",
        "terseLabel": "Debt Instrument, Name [Domain]"
       }
      }
     },
     "localname": "DebtInstrumentNameDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsNarrativeDetails",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DebtInstrumentTable": {
     "auth_ref": [
      "r89",
      "r184",
      "r194",
      "r400",
      "r401",
      "r402",
      "r403",
      "r404",
      "r405",
      "r407",
      "r413",
      "r414",
      "r415",
      "r416",
      "r418",
      "r419",
      "r420",
      "r421",
      "r422",
      "r423",
      "r426",
      "r428",
      "r429",
      "r430",
      "r431",
      "r437",
      "r438",
      "r439",
      "r440",
      "r724",
      "r725",
      "r727",
      "r728",
      "r821"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A table or schedule providing information pertaining to long-term debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the company, if longer.",
        "label": "Schedule of Long-Term Debt Instruments [Table]",
        "terseLabel": "Schedule of Long-term Debt Instruments [Table]"
       }
      }
     },
     "localname": "DebtInstrumentTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DecommissioningFundInvestments": {
     "auth_ref": [
      "r45"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Decommission fund to pay for the costs of decontaminating and decommissioning of facilities through collection of revenues derived from utility assessments and government appropriations. Decommission fund investment for the process whereby a power station, at the end of its economic life, is taken permanently out of service and its site made available for other purposes. In the case of a nuclear station this comprises three different states of clearance. Immediately after the final closure, radioactive material such as nuclear fuel and operational waste is removed and the buildings surrounding the reactor shield are dismantled and finally the reactor itself is dismantled.",
        "label": "Decommissioning Fund Investments",
        "terseLabel": "Nuclear decommissioning trust funds",
        "verboseLabel": "NDT funds"
       }
      }
     },
     "localname": "DecommissioningFundInvestments",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet",
      "http://www.exeloncorp.com/role/NuclearDecommissioningNarrativeDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeconsolidationGainOrLossAmount": {
     "auth_ref": [
      "r622"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_OperatingIncomeLoss",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of gain (loss) from deconsolidation of subsidiary and derecognition of group of assets constituting transfer of business or nonprofit activity, excluding conveyance of oil and gas mineral rights and transfer of good or service in contract with customer.",
        "label": "Deconsolidation, Gain (Loss), Amount",
        "terseLabel": "Deconsolidation, Gain (Loss), Amount"
       }
      }
     },
     "localname": "DeconsolidationGainOrLossAmount",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredCompensationLiabilityCurrentAndNoncurrent": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements. Represents currently earned compensation under compensation arrangements that is not actually paid until a later date.",
        "label": "Deferred Compensation Liability, Current and Noncurrent",
        "negatedTerseLabel": "Deferred Compensation Liability, Current and Noncurrent"
       }
      }
     },
     "localname": "DeferredCompensationLiabilityCurrentAndNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredCostsAndOtherAssets": {
     "auth_ref": [],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of deferred cost assets and assets classified as other.",
        "label": "Deferred Costs and Other Assets",
        "totalLabel": "Total deferred debits and other assets"
       }
      }
     },
     "localname": "DeferredCostsAndOtherAssets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredCreditsAndOtherLiabilities": {
     "auth_ref": [],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total carrying amount as of the balance sheet date of unearned revenue or income, not otherwise specified in the taxonomy, which is expected to be taken into income in future periods and obligations not separately disclosed in the balance sheet (other liabilities).",
        "label": "Deferred Credits and Other Liabilities",
        "totalLabel": "Total deferred credits and other liabilities"
       }
      }
     },
     "localname": "DeferredCreditsAndOtherLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredIncomeTaxAssetsNet": {
     "auth_ref": [
      "r567",
      "r568"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_DeferredCostsAndOtherAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, with jurisdictional netting.",
        "label": "Deferred Income Tax Assets, Net",
        "terseLabel": "Deferred income taxes"
       }
      }
     },
     "localname": "DeferredIncomeTaxAssetsNet",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredIncomeTaxChargesMember": {
     "auth_ref": [
      "r913",
      "r919",
      "r921",
      "r922"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Rate action of a regulator resulting in capitalization or accrual of income taxes.",
        "label": "Deferred Income Tax Charge [Member]",
        "terseLabel": "Deferred Income Tax Charge [Member]"
       }
      }
     },
     "localname": "DeferredIncomeTaxChargesMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DeferredIncomeTaxesAndOtherTaxLiabilitiesNoncurrent": {
     "auth_ref": [],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_DeferredCreditsAndOtherLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of deferred tax liability attributable to taxable temporary differences, after deferred tax asset, and other tax liabilities expected to be paid after one year or operating cycle, if longer.",
        "label": "Deferred Income Taxes and Other Tax Liabilities, Noncurrent",
        "terseLabel": "Deferred income taxes and unamortized investment tax credits"
       }
      }
     },
     "localname": "DeferredIncomeTaxesAndOtherTaxLiabilitiesNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet",
      "http://www.exeloncorp.com/role/SignificantAccountingPoliciesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredIncomeTaxesAndTaxCredits": {
     "auth_ref": [
      "r174"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 9.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of deferred income tax expense (benefit) and income tax credits.",
        "label": "Deferred Income Taxes and Tax Credits",
        "terseLabel": "Deferred income taxes and amortization of investment tax credits"
       }
      }
     },
     "localname": "DeferredIncomeTaxesAndTaxCredits",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AssetImpairmentsNarrativeDetails",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent": {
     "auth_ref": [
      "r58",
      "r469",
      "r470",
      "r493"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_DeferredCreditsAndOtherLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of liability, recognized in statement of financial position, for defined benefit pension plan, classified as noncurrent. Excludes other postretirement benefit plan.",
        "label": "Liability, Defined Benefit Pension Plan, Noncurrent",
        "terseLabel": "Pension obligations"
       }
      }
     },
     "localname": "DefinedBenefitPensionPlanLiabilitiesNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax": {
     "auth_ref": [
      "r116",
      "r515"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after tax, of accumulated other comprehensive income (loss) for gain (loss) of defined benefit plan, that has not been recognized in net periodic benefit (cost) credit.",
        "label": "Accumulated Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), after Tax",
        "verboseLabel": "Accumulated Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), after Tax"
       }
      }
     },
     "localname": "DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses": {
     "auth_ref": [
      "r471",
      "r510",
      "r534",
      "r540",
      "r541"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of gain (loss) recognized in net periodic benefit (cost) credit of defined benefit plan.",
        "label": "Defined Benefit Plan, Amortization of Gain (Loss)",
        "negatedTerseLabel": "Actuarial loss"
       }
      }
     },
     "localname": "DefinedBenefitPlanAmortizationOfGainsLosses",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsCalculationofNetPeriodicBenefitCostDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit": {
     "auth_ref": [
      "r471",
      "r511",
      "r535",
      "r540",
      "r541"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of prior service cost (credit) recognized in net periodic benefit cost (credit) of defined benefit plan.",
        "label": "Defined Benefit Plan, Amortization of Prior Service Cost (Credit)",
        "terseLabel": "Prior service cost (credit)"
       }
      }
     },
     "localname": "DefinedBenefitPlanAmortizationOfPriorServiceCostCredit",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsCalculationofNetPeriodicBenefitCostDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent": {
     "auth_ref": [
      "r469",
      "r470",
      "r493",
      "r540",
      "r797",
      "r825"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_DeferredCostsAndOtherAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of asset, recognized in statement of financial position, for overfunded defined benefit pension and other postretirement plans.",
        "label": "Assets for Plan Benefits, Defined Benefit Plan",
        "verboseLabel": "Prepaid pension asset"
       }
      }
     },
     "localname": "DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate": {
     "auth_ref": [
      "r516"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average rate for present value of future retirement benefits cash flows, used to determine net periodic benefit cost of defined benefit plan.",
        "label": "Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate",
        "terseLabel": "Discount rate"
       }
      }
     },
     "localname": "DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets": {
     "auth_ref": [
      "r517",
      "r539"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average rate of return on plan assets, reflecting average rate of earnings expected on existing plan assets and expected contributions, used to determine net periodic benefit cost of defined benefit plan.",
        "label": "Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-Term Rate of Return on Plan Assets",
        "terseLabel": "Expected return on assets"
       }
      }
     },
     "localname": "DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_DefinedBenefitPlanContributionsByEmployer": {
     "auth_ref": [
      "r487",
      "r495",
      "r497",
      "r538",
      "r540",
      "r541"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of contribution received by defined benefit plan from employer which increases plan assets.",
        "label": "Defined Benefit Plan, Plan Assets, Contributions by Employer",
        "terseLabel": "Savings Plan Matching Contributions"
       }
      }
     },
     "localname": "DefinedBenefitPlanContributionsByEmployer",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsDefinedContributionSavingsPlansDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanDisclosureLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Defined Benefit Plan Disclosure [Line Items]",
        "terseLabel": "Defined Benefit Plan Disclosure [Line Items]"
       }
      }
     },
     "localname": "DefinedBenefitPlanDisclosureLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsAllocatedPortionofPensionandPostretirementBenefitPlanCostsDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsCalculationofNetPeriodicBenefitCostDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsDefinedContributionSavingsPlansDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets": {
     "auth_ref": [
      "r471",
      "r509",
      "r533",
      "r540",
      "r541"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan.",
        "label": "Defined Benefit Plan, Expected Return (Loss) on Plan Assets",
        "negatedTerseLabel": "Expected return on assets"
       }
      }
     },
     "localname": "DefinedBenefitPlanExpectedReturnOnPlanAssets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsCalculationofNetPeriodicBenefitCostDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanInterestCost": {
     "auth_ref": [
      "r471",
      "r476",
      "r508",
      "r532",
      "r540",
      "r541"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cost recognized for passage of time related to defined benefit plan.",
        "label": "Defined Benefit Plan, Interest Cost",
        "terseLabel": "Interest cost"
       }
      }
     },
     "localname": "DefinedBenefitPlanInterestCost",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsCalculationofNetPeriodicBenefitCostDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost": {
     "auth_ref": [
      "r506",
      "r530",
      "r540",
      "r541"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of net periodic benefit cost (credit) for defined benefit plan.",
        "label": "Defined Benefit Plan, Net Periodic Benefit Cost (Credit)",
        "terseLabel": "Non-service net periodic benefit cost"
       }
      }
     },
     "localname": "DefinedBenefitPlanNetPeriodicBenefitCost",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsCalculationofNetPeriodicBenefitCostDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationOperationsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments": {
     "auth_ref": [
      "r472",
      "r513",
      "r537"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of gain (loss) recognized in net periodic benefit (cost) credit from event reducing expected years of future service of present employees or eliminating accrual of defined benefits for some or all future services of present employees.",
        "label": "Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Curtailment",
        "terseLabel": "Curtailment benefits"
       }
      }
     },
     "localname": "DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsCalculationofNetPeriodicBenefitCostDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1": {
     "auth_ref": [
      "r472",
      "r513",
      "r537"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of gain (loss) recognized in net periodic benefit (cost) credit from irrevocable action relieving primary responsibility for benefit obligation and eliminating risk related to obligation and assets used to effect settlement.",
        "label": "Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement",
        "negatedTerseLabel": "Settlement charges"
       }
      }
     },
     "localname": "DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsCalculationofNetPeriodicBenefitCostDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanServiceCost": {
     "auth_ref": [
      "r474",
      "r507",
      "r531",
      "r540",
      "r541"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cost for actuarial present value of benefits attributed to service rendered by employee for defined benefit plan.",
        "label": "Defined Benefit Plan, Service Cost",
        "terseLabel": "Service cost"
       }
      }
     },
     "localname": "DefinedBenefitPlanServiceCost",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsCalculationofNetPeriodicBenefitCostDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedContributionPlanDisclosuresTableTextBlock": {
     "auth_ref": [
      "r544"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of defined contribution pension plans or defined contribution other postretirement plans, separately for pension plans and other postretirement benefit plans.",
        "label": "Defined Contribution Plan Disclosures [Table Text Block]",
        "terseLabel": "Defined Contribution Savings Plans"
       }
      }
     },
     "localname": "DefinedContributionPlanDisclosuresTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_Depreciation": {
     "auth_ref": [
      "r173",
      "r320"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.",
        "label": "Depreciation",
        "terseLabel": "Property, plant and equipment"
       }
      }
     },
     "localname": "Depreciation",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DepreciationAmortizationAndAccretionNet": {
     "auth_ref": [
      "r173"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 15.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate net amount of depreciation, amortization, and accretion recognized during an accounting period. As a noncash item, the net amount is added back to net income when calculating cash provided by or used in operations using the indirect method.",
        "label": "Depreciation, Amortization and Accretion, Net",
        "terseLabel": "Depreciation, Amortization and Accretion, Net",
        "verboseLabel": "Depreciation, amortization, and accretion, including nuclear fuel and energy contract amortization"
       }
      }
     },
     "localname": "DepreciationAmortizationAndAccretionNet",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsCashFlows",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DepreciationAmortizationAndAccretionNetAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Depreciation, Amortization and Accretion, Net [Abstract]",
        "terseLabel": "Depreciation, Amortization and Accretion [Abstract]"
       }
      }
     },
     "localname": "DepreciationAmortizationAndAccretionNetAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DepreciationDepletionAndAmortization": {
     "auth_ref": [
      "r173",
      "r242"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.",
        "label": "Depreciation, Depletion and Amortization",
        "terseLabel": "Depreciation and Amortization"
       }
      }
     },
     "localname": "DepreciationDepletionAndAmortization",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeAssetLiabilityNetMeasurementInput": {
     "auth_ref": [
      "r682"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Value of input used to measure net derivative asset (liability).",
        "label": "Derivative Asset (Liability) Net, Measurement Input",
        "terseLabel": "Derivative Asset (Liability) Net, Measurement Input"
       }
      }
     },
     "localname": "DerivativeAssetLiabilityNetMeasurementInput",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails"
     ],
     "xbrltype": "decimalItemType"
    },
    "us-gaap_DerivativeAssetNotionalAmount": {
     "auth_ref": [
      "r638",
      "r639",
      "r641"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Nominal or face amount used to calculate payments on the derivative asset.",
        "label": "Derivative Asset, Notional Amount",
        "terseLabel": "Derivative Asset, Notional Amount"
       }
      }
     },
     "localname": "DerivativeAssetNotionalAmount",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeAssets": {
     "auth_ref": [
      "r96",
      "r97",
      "r100",
      "r696"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.",
        "label": "Derivative Asset",
        "terseLabel": "Derivative Asset"
       }
      }
     },
     "localname": "DerivativeAssets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeAssetsCurrent": {
     "auth_ref": [
      "r96"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.",
        "label": "Derivative Asset, Current",
        "terseLabel": "Mark-to-market derivative assets, current"
       }
      }
     },
     "localname": "DerivativeAssetsCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeAssetsNoncurrent": {
     "auth_ref": [
      "r96"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled after one year or the normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.",
        "label": "Derivative Asset, Noncurrent",
        "terseLabel": "Derivative Asset, Noncurrent"
       }
      }
     },
     "localname": "DerivativeAssetsNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeContractTypeDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financial instrument or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset.",
        "label": "Derivative Contract [Domain]",
        "terseLabel": "Derivative, Name [Domain]",
        "verboseLabel": "Derivative Contract [Domain]"
       }
      }
     },
     "localname": "DerivativeContractTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DerivativeFairValueAmountOffsetAgainstCollateralNet": {
     "auth_ref": [
      "r656"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The net amount as of the balance sheet date of the fair value of derivative assets and derivative liabilities that in accordance with the entity's accounting policy were offset against collateral under a master netting arrangement.",
        "label": "Derivative, Fair Value, Amount Offset Against Collateral, Net",
        "terseLabel": "Collateral received from counterparties, net of collateral paid to counterparties"
       }
      }
     },
     "localname": "DerivativeFairValueAmountOffsetAgainstCollateralNet",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral": {
     "auth_ref": [
      "r96",
      "r97",
      "r101",
      "r657"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value, after offset of derivative liability, of financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, before offset against an obligation to return collateral under a master netting arrangement. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.",
        "label": "Derivative Asset, Subject to Master Netting Arrangement, before Offset of Collateral",
        "terseLabel": "Derivative Asset, Fair Value, Amount Not Offset Against Collateral"
       }
      }
     },
     "localname": "DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral": {
     "auth_ref": [
      "r96",
      "r97",
      "r101",
      "r657"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value, after offset of derivative asset, of financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, elected not to be and before offset against a right to receive collateral under a master netting arrangement. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.",
        "label": "Derivative Liability, Subject to Master Netting Arrangement, before Offset of Collateral",
        "negatedTerseLabel": "Derivative Liability, Fair Value, Amount Not Offset Against Collateral"
       }
      }
     },
     "localname": "DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeFinancialInstrumentsAssetsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents types of derivative financial instruments which are financial instruments or other contractual arrangements with all three of the following characteristics: (a) it has (1) one or more underlyings and (2) one or more notional amounts or payment provisions or both. Those terms determine the amount of the settlement or settlements, and, in some cases, whether or not a settlement is required; (b) it requires no initial net investment or an initial net investment that is smaller than would be required for other types of contracts that would be expected to have a similar response to changes in market factors; and (c) its terms require or permit net settlement, it can readily be settled net by a means outside the contract, or it provides for delivery of an asset that puts the recipient in a position not substantially different from net settlement. Notwithstanding the above characteristics, loan commitments that relate to the origination of mortgage loans that will be held for sale are accounted for as derivative instruments by the issuer of the loan commitment (that is, the potential lender).",
        "label": "Derivative Financial Instruments, Assets [Member]",
        "terseLabel": "Commodity derivative assets [Member]"
       }
      }
     },
     "localname": "DerivativeFinancialInstrumentsAssetsMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DerivativeInstrumentRiskAxis": {
     "auth_ref": [
      "r100",
      "r646",
      "r647",
      "r651",
      "r654"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of derivative contract.",
        "label": "Derivative Instrument [Axis]",
        "terseLabel": "Derivative Instrument [Axis]",
        "verboseLabel": "Derivative, by Nature [Axis]"
       }
      }
     },
     "localname": "DerivativeInstrumentRiskAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Instruments and Hedging Activities Disclosure [Abstract]",
        "terseLabel": "Derivative Instruments and Hedging Activities Disclosure [Abstract]"
       }
      }
     },
     "localname": "DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock": {
     "auth_ref": [
      "r663",
      "r676"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for derivative instruments and hedging activities including, but not limited to, risk management strategies, non-hedging derivative instruments, assets, liabilities, revenue and expenses, and methodologies and assumptions used in determining the amounts.",
        "label": "Derivative Instruments and Hedging Activities Disclosure [Text Block]",
        "terseLabel": "Derivative Financial Instruments (All Registrants)"
       }
      }
     },
     "localname": "DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsAllRegistrants"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis": {
     "auth_ref": [
      "r643",
      "r646",
      "r651"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of hedging relationship.",
        "label": "Hedging Relationship [Axis]",
        "terseLabel": "Hedging Relationship [Axis]"
       }
      }
     },
     "localname": "DerivativeInstrumentsGainLossByHedgingRelationshipAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue": {
     "auth_ref": [
      "r648"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value as of the balance sheet date of derivative instrument not designated as hedging instrument and classified as an asset.",
        "label": "Derivative Instruments Not Designated as Hedging Instruments, Asset, at Fair Value",
        "terseLabel": "Derivative Instruments Not Designated as Hedging Instruments, Asset, at Fair Value"
       }
      }
     },
     "localname": "DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue": {
     "auth_ref": [
      "r648"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value as of the balance sheet date of derivative instrument not designated as hedging instrument and classified as a liability.",
        "label": "Derivative Instruments Not Designated as Hedging Instruments, Liability, at Fair Value",
        "negatedTerseLabel": "Derivative Instruments Not Designated as Hedging Instruments, Liability, at Fair Value",
        "terseLabel": "Derivative Instruments Not Designated as Hedging Instruments, Liability, at Fair Value"
       }
      }
     },
     "localname": "DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeLiabilities": {
     "auth_ref": [
      "r96",
      "r97",
      "r100",
      "r696"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.",
        "label": "Derivative Liability",
        "negatedLabel": "Total mark-to-market derivative liabilities"
       }
      }
     },
     "localname": "DerivativeLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeLiabilitiesCurrent": {
     "auth_ref": [
      "r96"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 7.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.",
        "label": "Derivative Liability, Current",
        "terseLabel": "Mark-to-market derivative liabilities (current liabilities)",
        "verboseLabel": "Mark-to-market derivative liabilities, current"
       }
      }
     },
     "localname": "DerivativeLiabilitiesCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeLiabilitiesNoncurrent": {
     "auth_ref": [
      "r96"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 6.0,
       "parentTag": "us-gaap_DeferredCreditsAndOtherLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled after one year or the normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.",
        "label": "Derivative Liability, Noncurrent",
        "terseLabel": "Derivative Liability, Noncurrent",
        "verboseLabel": "Mark-to-market derivative liabilities, noncurrent"
       }
      }
     },
     "localname": "DerivativeLiabilitiesNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Derivative [Line Items]",
        "terseLabel": "Derivative [Line Items]"
       }
      }
     },
     "localname": "DerivativeLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DerivativeMember": {
     "auth_ref": [
      "r636"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents types of derivative financial instruments which are financial instruments or other contractual arrangements with all three of the following characteristics: (a) it has (1) one or more underlyings and (2) one or more notional amounts or payment provisions or both. Those terms determine the amount of the settlement or settlements, and, in some cases, whether or not a settlement is required; (b) it requires no initial net investment or an initial net investment that is smaller than would be required for other types of contracts that would be expected to have a similar response to changes in market factors; and (c) its terms require or permit net settlement, it can readily be settled net by a means outside the contract, or it provides for delivery of an asset that puts the recipient in a position not substantially different from net settlement. Notwithstanding the above characteristics, loan commitments that relate to the origination of mortgage loans that will be held for sale are accounted for as derivative instruments by the issuer of the loan commitment (that is, the potential lender).",
        "label": "Derivative [Member]",
        "terseLabel": "Derivative [Member]"
       }
      }
     },
     "localname": "DerivativeMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DerivativeNotionalAmount": {
     "auth_ref": [
      "r639",
      "r641"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Nominal or face amount used to calculate payment on derivative.",
        "label": "Derivative, Notional Amount",
        "terseLabel": "Derivative, Notional Amount"
       }
      }
     },
     "localname": "DerivativeNotionalAmount",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeTable": {
     "auth_ref": [
      "r637",
      "r640",
      "r641",
      "r643",
      "r644",
      "r650",
      "r651",
      "r655",
      "r658",
      "r661",
      "r663"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule that describes and identifies a derivative or group of derivatives on a disaggregated basis, such as for individual instruments, or small groups of similar instruments. May include a combination of the type of instrument, risks being hedged, notional amount, hedge designation, related hedged item, inception date, maturity date, or other relevant item.",
        "label": "Derivative [Table]",
        "terseLabel": "Derivative [Table]"
       }
      }
     },
     "localname": "DerivativeTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DerivativesFairValueLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Derivatives, Fair Value [Line Items]",
        "terseLabel": "Derivatives, Fair Value [Line Items]"
       }
      }
     },
     "localname": "DerivativesFairValueLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DesignatedAsHedgingInstrumentMember": {
     "auth_ref": [
      "r643"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Derivative instrument designated as hedging instrument under Generally Accepted Accounting Principles (GAAP).",
        "label": "Designated as Hedging Instrument [Member]",
        "terseLabel": "Designated as Hedging Instrument [Member]"
       }
      }
     },
     "localname": "DesignatedAsHedgingInstrumentMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax": {
     "auth_ref": [
      "r7",
      "r8",
      "r9",
      "r10",
      "r13",
      "r22",
      "r134",
      "r841"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before tax of income (loss) from a discontinued operation. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.",
        "label": "Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax",
        "terseLabel": "Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax"
       }
      }
     },
     "localname": "DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Per basic share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation.",
        "label": "Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Basic Share",
        "terseLabel": "Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Basic Share"
       }
      }
     },
     "localname": "DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerBasicShare",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Per diluted share amount, after tax, of income (loss) from the day-to-day business activities of the discontinued operation.",
        "label": "Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Diluted Share",
        "terseLabel": "Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Diluted Share"
       }
      }
     },
     "localname": "DiscontinuedOperationIncomeLossFromDiscontinuedOperationNetOfTaxPerDilutedShare",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_DiscontinuedOperationIntraEntityAmountsDiscontinuedOperationAfterDisposalExpense": {
     "auth_ref": [
      "r19"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of expense in continuing operations related to continuing involvement in a discontinued operation after the disposal that before the disposal was eliminated as intra-entity transactions.",
        "label": "Discontinued Operation, Intra-Entity Amounts, Discontinued Operation after Disposal, Expense",
        "terseLabel": "Discontinued Operation, Intra-Entity Amounts, Discontinued Operation after Disposal, Expense"
       }
      }
     },
     "localname": "DiscontinuedOperationIntraEntityAmountsDiscontinuedOperationAfterDisposalExpense",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DiscontinuedOperationsAndDisposalGroupsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Discontinued Operations and Disposal Groups [Abstract]"
       }
      }
     },
     "localname": "DiscontinuedOperationsAndDisposalGroupsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet": {
     "auth_ref": [
      "r5",
      "r6",
      "r24",
      "r326"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount classified as accounts, notes and loans receivable attributable to disposal group held for sale or disposed of.",
        "label": "Disposal Group, Including Discontinued Operation, Accounts, Notes and Loans Receivable, Net",
        "terseLabel": "Disposal Group, Including Discontinued Operation, Accounts, Notes and Loans Receivable, Net"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayableCurrent": {
     "auth_ref": [
      "r5",
      "r6",
      "r24",
      "r319",
      "r326"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount classified as accounts payable attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.",
        "label": "Disposal Group, Including Discontinued Operation, Accounts Payable, Current",
        "terseLabel": "Disposal Group, Including Discontinued Operation, Accounts Payable, Current"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationAccountsPayableCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationAccruedLiabilitiesCurrent": {
     "auth_ref": [
      "r5",
      "r6",
      "r24",
      "r319",
      "r326"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount classified as accrued liabilities attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.",
        "label": "Disposal Group, Including Discontinued Operation, Accrued Liabilities, Current",
        "terseLabel": "Disposal Group, Including Discontinued Operation, Accrued Liabilities, Current"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationAccruedLiabilitiesCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents": {
     "auth_ref": [
      "r5",
      "r6",
      "r24",
      "r326"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount classified as cash and cash equivalents attributable to disposal group held for sale or disposed of.",
        "label": "Disposal Group, Including Discontinued Operation, Cash and Cash Equivalents",
        "terseLabel": "Disposal Group, Including Discontinued Operation, Cash and Cash Equivalents"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.",
        "label": "Disposal Group, Including Discontinued Operation, Consideration",
        "terseLabel": "Disposal Group, Including Discontinued Operation, Consideration"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationConsideration",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationInterestExpense": {
     "auth_ref": [
      "r11",
      "r12",
      "r23",
      "r31"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of interest expense attributable to disposal group, including, but not limited to, discontinued operation.",
        "label": "Disposal Group, Including Discontinued Operation, Interest Expense",
        "negatedTerseLabel": "Disposal Group, Including Discontinued Operation, Interest Expense"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationInterestExpense",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss": {
     "auth_ref": [
      "r23"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of operating income (loss) attributable to disposal group, including, but not limited to, discontinued operation.",
        "label": "Disposal Group, Including Discontinued Operation, Operating Income (Loss)",
        "terseLabel": "Disposal Group, Including Discontinued Operation, Operating Income (Loss)"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets": {
     "auth_ref": [
      "r5",
      "r6",
      "r24",
      "r319",
      "r326"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount classified as other assets attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.",
        "label": "Disposal Group, Including Discontinued Operation, Other Assets, Current",
        "terseLabel": "Disposal Group, Including Discontinued Operation, Other Assets, Current"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentLiabilities": {
     "auth_ref": [
      "r5",
      "r6",
      "r24",
      "r319",
      "r326"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount classified as other liabilities attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.",
        "label": "Disposal Group, Including Discontinued Operation, Other Liabilities, Current",
        "terseLabel": "Disposal Group, Including Discontinued Operation, Other Liabilities, Current"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationOtherCurrentLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentAssets": {
     "auth_ref": [
      "r5",
      "r6",
      "r24",
      "r316",
      "r326"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 10.0,
       "parentTag": "us-gaap_DeferredCostsAndOtherAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount classified as other assets attributable to disposal group held for sale or disposed of, expected to be disposed of after one year or the normal operating cycle, if longer.",
        "label": "Disposal Group, Including Discontinued Operation, Other Assets, Noncurrent",
        "terseLabel": "Property, plant, and equipment, deferred debits, and other assets of discontinued operations"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentAssets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentLiabilities": {
     "auth_ref": [
      "r5",
      "r6",
      "r24",
      "r316",
      "r326"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 10.0,
       "parentTag": "us-gaap_DeferredCreditsAndOtherLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount classified as other liabilities attributable to disposal group held for sale or disposed of, expected to be disposed of beyond one year or the normal operating cycle, if longer.",
        "label": "Disposal Group, Including Discontinued Operation, Other Liabilities, Noncurrent",
        "terseLabel": "Long-term debt, deferred credits, and other liabilities of discontinued operations"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationPensionPlanBenefitObligationNoncurrent": {
     "auth_ref": [
      "r6",
      "r24",
      "r326"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount classified as defined benefit plan benefit obligations attributable to disposal group held for sale or disposed of, expected to be disposed of beyond one year or the normal operating cycle, if longer.",
        "label": "Disposal Group, Including Discontinued Operation, Pension Plan Benefit Obligation, Noncurrent",
        "terseLabel": "Disposal Group, Including Discontinued Operation, Pension Plan Benefit Obligation, Noncurrent"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationPensionPlanBenefitObligationNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationPostretirementPlanBenefitObligationNoncurrent": {
     "auth_ref": [
      "r6",
      "r24",
      "r326"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount classified as defined benefit non-pension postretirement plan obligations attributable to disposal group held for sale or disposed of, expected to be disposed of beyond one year or the normal operating cycle, if longer.",
        "label": "Disposal Group, Including Discontinued Operation, Postretirement Plan Benefit Obligation, Noncurrent",
        "terseLabel": "Disposal Group, Including Discontinued Operation, Postretirement Plan Benefit Obligation, Noncurrent"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationPostretirementPlanBenefitObligationNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNoncurrent": {
     "auth_ref": [
      "r5",
      "r6",
      "r24",
      "r316",
      "r326"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount classified as property, plant and equipment attributable to disposal group held for sale or disposed of, expected to be disposed of after one year or the normal operating cycle, if longer.",
        "label": "Disposal Group, Including Discontinued Operation, Property, Plant and Equipment, Noncurrent",
        "terseLabel": "Disposal Group, Including Discontinued Operation, Property, Plant and Equipment, Noncurrent"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipmentNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue": {
     "auth_ref": [
      "r23",
      "r30"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of revenue attributable to disposal group, including, but not limited to, discontinued operation.",
        "label": "Disposal Group, Including Discontinued Operation, Revenue",
        "terseLabel": "Disposal Group, Including Discontinued Operation, Revenue"
       }
      }
     },
     "localname": "DisposalGroupIncludingDiscontinuedOperationRevenue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisposalGroupNotDiscontinuedOperationDisposalDisclosuresAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Disposal Group, Not Discontinued Operation, Disposal Disclosures [Abstract]",
        "terseLabel": "Business Dispositions"
       }
      }
     },
     "localname": "DisposalGroupNotDiscontinuedOperationDisposalDisclosuresAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock": {
     "auth_ref": [
      "r32",
      "r330"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure related to a disposal group. Includes, but is not limited to, a discontinued operation, disposal classified as held-for-sale or disposed of by means other than sale or disposal of an individually significant component.",
        "label": "Disposal Groups, Including Discontinued Operations, Disclosure [Text Block]",
        "verboseLabel": "Disposal Groups, Including Discontinued Operations, Disclosure [Text Block]"
       }
      }
     },
     "localname": "DisposalGroupsIncludingDiscontinuedOperationsDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsExelon"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain": {
     "auth_ref": [
      "r546",
      "r552"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Name of disposal group.",
        "label": "Disposal Group Name [Domain]",
        "terseLabel": "Disposal Group Name [Domain]"
       }
      }
     },
     "localname": "DisposalGroupsIncludingDiscontinuedOperationsNameDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeScheduleofChangesinAOCIDetails",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsTables",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetails",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsCashFlows",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement",
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DistributionMadeToLimitedLiabilityCompanyLLCMemberCashDistributionsDeclared": {
     "auth_ref": [
      "r228",
      "r441"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of equity impact of cash distributions declared to unit-holder of limited liability company (LLC).",
        "label": "Distribution Made to Limited Liability Company (LLC) Member, Cash Distributions Declared",
        "negatedTerseLabel": "Distributions to member"
       }
      }
     },
     "localname": "DistributionMadeToLimitedLiabilityCompanyLLCMemberCashDistributionsDeclared",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DividendsCommonStockCash": {
     "auth_ref": [
      "r441"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of paid and unpaid common stock dividends declared with the form of settlement in cash.",
        "label": "Dividends, Common Stock, Cash",
        "negatedLabel": "Common stock dividends"
       }
      }
     },
     "localname": "DividendsCommonStockCash",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DueFromAffiliateCurrent": {
     "auth_ref": [
      "r744",
      "r746",
      "r751"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 12.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of receivables due from an entity that is affiliated with the reporting entity by means of direct or indirect ownership, due within 1 year (or 1 business cycle).",
        "label": "Due from Affiliate, Current",
        "terseLabel": "Receivable from Exelon/PHI intercompany money pool"
       }
      }
     },
     "localname": "DueFromAffiliateCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DueFromAffiliates": {
     "auth_ref": [
      "r744",
      "r746",
      "r837"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "For an unclassified balance sheet, amount of receivables due from an entity that is affiliated with the reporting entity by means of direct or indirect ownership.",
        "label": "Due from Affiliates",
        "terseLabel": "Due from Affiliates"
       }
      }
     },
     "localname": "DueFromAffiliates",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DueToAffiliateCurrent": {
     "auth_ref": [
      "r52",
      "r189",
      "r744",
      "r876"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 15.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of payable due to an entity that is affiliated with the reporting entity by means of direct or indirect ownership. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).",
        "label": "Due to Affiliate, Current",
        "terseLabel": "Borrowings from Exelon/PHI intercompany money pool"
       }
      }
     },
     "localname": "DueToAffiliateCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DueToAffiliateNoncurrent": {
     "auth_ref": [
      "r57",
      "r189",
      "r744",
      "r876"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of receivables owed to an entity that is affiliated with the reporting entity by means of direct or indirect ownership, which are usually due after one year (or one business cycle, if longer).",
        "label": "Due to Affiliate, Noncurrent",
        "terseLabel": "Long-term debt to financing trust",
        "verboseLabel": "Long-term debt to financing trusts"
       }
      }
     },
     "localname": "DueToAffiliateNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsLongTermDebttoFinancingTrustsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DueToRelatedPartiesCurrent": {
     "auth_ref": [
      "r80",
      "r189",
      "r387",
      "r389",
      "r390",
      "r396",
      "r397",
      "r398",
      "r744"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying amount as of the balance sheet date of obligations due all related parties. For classified balance sheets, represents the current portion of such liabilities (due within one year or within the normal operating cycle if longer).",
        "label": "Due to Related Parties, Current",
        "terseLabel": "Due to Related Parties, Current"
       }
      }
     },
     "localname": "DueToRelatedPartiesCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EarningsPerShareAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Earnings Per Share [Abstract]",
        "terseLabel": "Earnings Per Share [Abstract]"
       }
      }
     },
     "localname": "EarningsPerShareAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateContinuingOperations": {
     "auth_ref": [
      "r570"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.",
        "label": "Effective Income Tax Rate Reconciliation, Percent",
        "terseLabel": "Effective income tax rate"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateContinuingOperations",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Effective Income Tax Rate Reconciliation, Percent [Abstract]",
        "terseLabel": "Effective Income Tax Rate Reconciliation, Percent [Abstract]"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateContinuingOperationsTaxRateReconciliationAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate": {
     "auth_ref": [
      "r187",
      "r570",
      "r590"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of domestic federal statutory tax rate applicable to pretax income (loss).",
        "label": "Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent",
        "terseLabel": "U.S. Federal statutory rate"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate": {
     "auth_ref": [
      "r570",
      "r590"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the income tax rates.",
        "label": "Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent",
        "terseLabel": "Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesNarrativeDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateReconciliationDeductionsOther": {
     "auth_ref": [
      "r570",
      "r590"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other deductions.",
        "label": "Effective Income Tax Rate Reconciliation, Deduction, Other, Percent",
        "negatedTerseLabel": "Plant basis differences"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationDeductionsOther",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments": {
     "auth_ref": [
      "r570",
      "r590"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments.",
        "label": "Effective Income Tax Rate Reconciliation, Other Adjustments, Percent",
        "negatedTerseLabel": "Other"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationOtherAdjustments",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes": {
     "auth_ref": [
      "r570",
      "r590"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit).",
        "label": "Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent",
        "terseLabel": "State income taxes, net of Federal income tax benefit"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsInvestment": {
     "auth_ref": [
      "r570",
      "r590"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to investment tax credit.",
        "label": "Effective Income Tax Rate Reconciliation, Tax Credit, Investment, Percent",
        "negatedTerseLabel": "Amortization of investment tax credit, including deferred taxes on basis difference"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationTaxCreditsInvestment",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateReconciliationTaxCreditsOther": {
     "auth_ref": [
      "r570",
      "r590"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other tax credits.",
        "label": "Effective Income Tax Rate Reconciliation, Tax Credit, Other, Percent",
        "negatedLabel": "Effective Income Tax Rate Reconciliation, Tax Credit, Other, Percent"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationTaxCreditsOther",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_ElectricityGenerationMember": {
     "auth_ref": [
      "r463"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Process of producing electric energy by transforming other forms of energy, including, but not limited to, nuclear, fossil fuel, solar, geothermal, hydro and wind.",
        "label": "Electricity, Generation [Member]",
        "terseLabel": "Competitive businesses electric revenues [Member]"
       }
      }
     },
     "localname": "ElectricityGenerationMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ElectricityUsRegulatedMember": {
     "auth_ref": [
      "r463"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Generation, transmission and distribution of electric energy regulated by government or agency in United States (US).",
        "label": "Electricity, US Regulated [Member]",
        "terseLabel": "Rate-regulated electric revenues [Member]",
        "verboseLabel": "Electricity, US Regulated"
       }
      }
     },
     "localname": "ElectricityUsRegulatedMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EmployeeBenefitsAndShareBasedCompensationNoncash": {
     "auth_ref": [
      "r173"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of noncash expense (reversal of expense) for employee benefits and share-based payment arrangement. Includes, but is not limited to, pension, other postretirement, postemployment and termination benefits.",
        "label": "Employee Benefit and Share-Based Payment Arrangement, Noncash",
        "terseLabel": "Long-term incentive plan"
       }
      }
     },
     "localname": "EmployeeBenefitsAndShareBasedCompensationNoncash",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EnergyCommoditiesAndServiceMember": {
     "auth_ref": [
      "r463"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Energy provided from operation of on-site facility or cogeneration plant and by procurement service to energy purchaser, and marketing and trading of energy commodity and derivative.",
        "label": "Energy Commodities and Service [Member]",
        "terseLabel": "Generation commodities and services"
       }
      }
     },
     "localname": "EnergyCommoditiesAndServiceMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EnergyMarketingAccountsPayable": {
     "auth_ref": [
      "r79"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying value as of the balance sheet date of obligations incurred and payable for energy purchases, typically by a utility or an entity engaged in selling energy contracts.",
        "label": "Energy Marketing Accounts Payable",
        "terseLabel": "Energy Marketing Accounts Payable"
       }
      }
     },
     "localname": "EnergyMarketingAccountsPayable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EnergyMarketingContractLiabilitiesCurrent": {
     "auth_ref": [
      "r86"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 8.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Current liabilities attributable to energy marketing activities (trading activities). Current energy marketing (trading activities) are when entities engage in both financial and physical trading to increase profits, manage their commodity price risk and enhance system reliability. They may trade electricity, coal, natural gas and oil. These entities typically use a variety of financial instruments, including forward contracts, options and swaps.",
        "label": "Energy Marketing Contract Liabilities, Current",
        "terseLabel": "Unamortized energy contract liabilities",
        "verboseLabel": "Unamortized energy contract liabilities, current"
       }
      }
     },
     "localname": "EnergyMarketingContractLiabilitiesCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EnergyMarketingContractLiabilitiesNoncurrent": {
     "auth_ref": [],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 7.0,
       "parentTag": "us-gaap_DeferredCreditsAndOtherLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of liability arising from energy marketing activities (trading activities), expected to be settled after one year or beyond the normal operating cycle, if longer. Examples of energy marketing activities include, but are not limited to, trading of electricity, coal, natural gas and oil using financial instruments, including, but not limited to, forward contracts, options and swaps.",
        "label": "Energy Marketing Contract Liabilities, Noncurrent",
        "terseLabel": "Unamortized energy contract liabilities",
        "verboseLabel": "Unamortized energy contract liabilities, noncurrent"
       }
      }
     },
     "localname": "EnergyMarketingContractLiabilitiesNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EnergyMarketingContractsAssetsCurrent": {
     "auth_ref": [
      "r75"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 9.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying amount as of the balance sheet date of the asset arising from energy trading activities that involves the purchase and sale of energy under forward contracts at fixed and variable prices and the buying and selling of financial energy contracts that include exchange futures and options and over the counter options and swaps, which are expected to be converted into cash or otherwise disposed of within a year or the normal operating cycle, if longer.",
        "label": "Energy Marketing Contracts Assets, Current",
        "terseLabel": "Unamortized energy contract assets"
       }
      }
     },
     "localname": "EnergyMarketingContractsAssetsCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EnergyMarketingContractsAssetsNoncurrent": {
     "auth_ref": [
      "r49"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 7.0,
       "parentTag": "us-gaap_DeferredCostsAndOtherAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying amount as of the balance sheet date of the asset arising from energy trading activities that involves the purchase and sale of energy under forward contracts at fixed and variable prices and the buying and selling of financial energy contracts that include exchange futures and options and over the counter options and swaps, which are expected to be converted into cash or otherwise disposed of after a year or beyond the normal operating cycle, if longer.",
        "label": "Energy Marketing Contracts Assets, Noncurrent",
        "terseLabel": "Unamortized energy contract assets"
       }
      }
     },
     "localname": "EnergyMarketingContractsAssetsNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EnergyRelatedInventoryNaturalGasInStorage": {
     "auth_ref": [
      "r73"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 7.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying amount as of the balance sheet date of natural gas in storage, which is a mixture of gases (liquefied or otherwise), used for fuel and manufacturing purposes, which is ready for sale.",
        "label": "Energy Related Inventory, Natural Gas in Storage",
        "terseLabel": "Fossil fuel and emission allowances"
       }
      }
     },
     "localname": "EnergyRelatedInventoryNaturalGasInStorage",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EntityWideRevenueMajorCustomerLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Revenue, Major Customer [Line Items]",
        "terseLabel": "Revenue, Major Customer [Line Items]"
       }
      }
     },
     "localname": "EntityWideRevenueMajorCustomerLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EnvironmentalExpenseAndLiabilities": {
     "auth_ref": [
      "r172"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The adjustment to exclude the noncash portion of, and include cash payments for environmental costs when calculating operating cash flows under the indirect method. The adjustment can include the increase (decrease) during an accounting period in total estimated obligations recorded for probable future loss attributable to environmental contamination issues.",
        "label": "Environmental Expense and Liabilities",
        "terseLabel": "Change in environmental liabilities"
       }
      }
     },
     "localname": "EnvironmentalExpenseAndLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EnvironmentalRemediationSiteAxis": {
     "auth_ref": [
      "r342",
      "r343",
      "r344",
      "r346",
      "r347",
      "r368",
      "r369"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by location or named area designated for environmental remediation.",
        "label": "Environmental Remediation Site [Axis]",
        "terseLabel": "Environmental Remediation Site [Axis]"
       }
      }
     },
     "localname": "EnvironmentalRemediationSiteAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofAccrualsforEnvironmentalMattersDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EnvironmentalRemediationSiteDomain": {
     "auth_ref": [
      "r342",
      "r343",
      "r344",
      "r346",
      "r347",
      "r368",
      "r369"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Location or named area designated for environmental remediation.",
        "label": "Environmental Remediation Site [Domain]",
        "terseLabel": "Environmental Remediation Site [Domain]"
       }
      }
     },
     "localname": "EnvironmentalRemediationSiteDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofAccrualsforEnvironmentalMattersDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EquityComponentDomain": {
     "auth_ref": [
      "r2",
      "r125",
      "r126",
      "r127",
      "r196",
      "r197",
      "r198",
      "r200",
      "r209",
      "r212",
      "r228",
      "r289",
      "r436",
      "r441",
      "r562",
      "r563",
      "r564",
      "r585",
      "r586",
      "r672",
      "r713",
      "r714",
      "r715",
      "r716",
      "r717",
      "r719",
      "r740",
      "r861",
      "r862",
      "r863"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Components of equity are the parts of the total Equity balance including that which is allocated to common, preferred, treasury stock, retained earnings, etc.",
        "label": "Equity Component [Domain]",
        "terseLabel": "Equity Component [Domain]"
       }
      }
     },
     "localname": "EquityComponentDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeIncomeTaxesAllocatedtoOtherComprehensiveIncomeLossComponentsDetails",
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeScheduleofChangesinAOCIDetails",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EquityMethodInvestmentNonconsolidatedInvesteeAxis": {
     "auth_ref": [
      "r30",
      "r185",
      "r285",
      "r699"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by nonconsolidated equity method investee. Excludes information consolidated by reporting entity.",
        "label": "Equity Method Investment, Nonconsolidated Investee [Axis]",
        "terseLabel": "Equity Method Investment, Nonconsolidated Investee [Axis]"
       }
      }
     },
     "localname": "EquityMethodInvestmentNonconsolidatedInvesteeAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EquityMethodInvestmentNonconsolidatedInvesteeDomain": {
     "auth_ref": [
      "r30",
      "r185",
      "r285",
      "r699"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Nonconsolidated equity method investee. Excludes information consolidated by reporting entity.",
        "label": "Equity Method Investment, Nonconsolidated Investee [Domain]",
        "terseLabel": "Equity Method Investment, Nonconsolidated Investee [Domain]"
       }
      }
     },
     "localname": "EquityMethodInvestmentNonconsolidatedInvesteeDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment": {
     "auth_ref": [
      "r282"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This item represents an other than temporary decline in value that has been recognized against an investment accounted for under the equity method of accounting. The excess of the carrying amount over the fair value of the investment represents the amount of the write down which is or was reflected in earnings. The written down value is a new cost basis with the adjusted value of the investment becoming its new carrying value subject to the equity accounting method. Evidence of a loss in value might include, but would not necessarily be limited to, absence of an ability to recover the carrying amount of the investment or inability of the investee to sustain an earnings capacity which would justify the carrying amount of the investment.",
        "label": "Equity Method Investment, Other than Temporary Impairment",
        "terseLabel": "Equity Method Investment, Other than Temporary Impairment"
       }
      }
     },
     "localname": "EquityMethodInvestmentOtherThanTemporaryImpairment",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AssetImpairmentsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EquityMethodInvestmentOwnershipPercentage": {
     "auth_ref": [
      "r284"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.",
        "label": "Equity Method Investment, Ownership Percentage",
        "terseLabel": "Equity Method Investment, Ownership Percentage"
       }
      }
     },
     "localname": "EquityMethodInvestmentOwnershipPercentage",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EquitySecuritiesMember": {
     "auth_ref": [
      "r280",
      "r824",
      "r894",
      "r895",
      "r896"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ownership interest or right to acquire or dispose of ownership interest in corporations and other legal entities for which ownership interest is represented by shares of common or preferred stock, convertible securities, stock rights, or stock warrants.",
        "label": "Equity Securities [Member]",
        "terseLabel": "Equity Securities [Member]"
       }
      }
     },
     "localname": "EquitySecuritiesMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueAmount": {
     "auth_ref": [
      "r281"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in equity security without readily determinable fair value.",
        "label": "Equity Securities without Readily Determinable Fair Value, Amount",
        "terseLabel": "Equity Securities without Readily Determinable Fair Value, Amount"
       }
      }
     },
     "localname": "EquitySecuritiesWithoutReadilyDeterminableFairValueAmount",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementByRestatementPeriodAndAmountAxis": {
     "auth_ref": [
      "r203",
      "r204",
      "r205",
      "r208",
      "r209",
      "r211",
      "r212"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of error correction.",
        "label": "Error Correction, Type [Axis]",
        "terseLabel": "Error Correction, Type [Axis]"
       }
      }
     },
     "localname": "ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementByRestatementPeriodAndAmountAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SignificantAccountingPoliciesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Error Corrections and Prior Period Adjustments Restatement [Line Items]",
        "terseLabel": "Error Corrections and Prior Period Adjustments Restatement [Line Items]"
       }
      }
     },
     "localname": "ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SignificantAccountingPoliciesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EstimateOfFairValueFairValueDisclosureMember": {
     "auth_ref": [
      "r415",
      "r428",
      "r429",
      "r696"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measured as an estimate of fair value.",
        "label": "Estimate of Fair Value Measurement [Member]",
        "terseLabel": "Estimate of Fair Value Measurement [Member]"
       }
      }
     },
     "localname": "EstimateOfFairValueFairValueDisclosureMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FacilityClosingMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Closing of a facility associated with exit from or disposal of business activities or restructurings pursuant to a plan.",
        "label": "Facility Closing [Member]",
        "terseLabel": "Facility Closing [Member]"
       }
      }
     },
     "localname": "FacilityClosingMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsImplicationsofPotentialEarlyPlantRetirementonBalanceSheetDetails",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsNarrativeDetails",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsPretaxExpenseDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Abstract]",
        "terseLabel": "Fair Value, Assets, Liabilities and Stockholders' Equity Measured on Recurring Basis [Abstract]"
       }
      }
     },
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]",
        "terseLabel": "Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]"
       }
      }
     },
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable": {
     "auth_ref": [
      "r678",
      "r679",
      "r691"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about asset and liability measured at fair value on recurring and nonrecurring basis.",
        "label": "Fair Value, Recurring and Nonrecurring [Table]",
        "terseLabel": "Fair Value, Recurring and Nonrecurring [Table]"
       }
      }
     },
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable": {
     "auth_ref": [
      "r680"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about input and valuation technique used to measure fair value and change in valuation approach and technique for each separate class of asset and liability measured on recurring and nonrecurring basis.",
        "label": "Fair Value Measurement Inputs and Valuation Techniques [Table]",
        "terseLabel": "Fair Value Measurement Inputs and Valuation Techniques [Table]"
       }
      }
     },
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarnings": {
     "auth_ref": [
      "r685"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of gain (loss) recognized in income from asset and liability measured at fair value on recurring basis using unobservable input (level 3).",
        "label": "Fair Value, Assets and Liabilities Measured on Recurring Basis, Gain (Loss) Included in Earnings",
        "terseLabel": "Fair Value, Assets and Liabilities Measured on Recurring Basis, Gain (Loss) Included in Earnings"
       }
      }
     },
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarnings",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsTextBlock": {
     "auth_ref": [
      "r685",
      "r688"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the amount of gains or losses for the period included in earnings or resulted in a change to net assets, have arisen from the use of significant unobservable inputs (level 3) to measure the fair value of assets, liabilities, and financial instruments classified in shareholders' equity.",
        "label": "Fair Value, Measured on Recurring Basis, Gain (Loss) Included in Earnings [Table Text Block]",
        "verboseLabel": "Total Realized and Unrealized Gains (Losses) Included in Income for Level 3 Assets and Liabilities Measured at Fair Value on a Recurring Basis"
       }
      }
     },
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueAssetsMeasuredOnNonrecurringBasisValuationTechniquesTextBlock": {
     "auth_ref": [
      "r680"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of input and valuation technique used to measure fair value and change in valuation approach and technique used to measure similar asset in prior period by class of asset or liability on non-recurring basis.",
        "label": "Fair Value, Assets and Liabilities Measured on Nonrecurring Basis, Valuation Techniques [Table Text Block]",
        "terseLabel": "Fair Value Reconciliation of Level 3 Assets and Liabilities Measured at Fair Value on a Recurring Basis, Valuation Technique"
       }
      }
     },
     "localname": "FairValueAssetsMeasuredOnNonrecurringBasisValuationTechniquesTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss": {
     "auth_ref": [
      "r688"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of unrealized gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3) and still held.",
        "label": "Fair Value, Asset, Recurring Basis, Still Held, Unrealized Gain (Loss)",
        "terseLabel": "Fair Value, Asset, Recurring Basis, Still Held, Unrealized Gain (Loss)"
       }
      }
     },
     "localname": "FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain": {
     "auth_ref": [
      "r684"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Class of asset.",
        "label": "Asset Class [Domain]",
        "terseLabel": "Asset Class [Domain]"
       }
      }
     },
     "localname": "FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesNarrativeDetails",
      "http://www.exeloncorp.com/role/NuclearDecommissioningNarrativeDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]",
        "terseLabel": "Fair Value Assets And Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]"
       }
      }
     },
     "localname": "FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]",
        "terseLabel": "Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]"
       }
      }
     },
     "localname": "FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueByAssetClassAxis": {
     "auth_ref": [
      "r678",
      "r691"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by class of asset.",
        "label": "Asset Class [Axis]",
        "terseLabel": "Asset Class [Axis]"
       }
      }
     },
     "localname": "FairValueByAssetClassAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesNarrativeDetails",
      "http://www.exeloncorp.com/role/NuclearDecommissioningNarrativeDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueByBalanceSheetGroupingTable": {
     "auth_ref": [
      "r678",
      "r697",
      "r698"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities.",
        "label": "Fair Value, by Balance Sheet Grouping [Table]",
        "terseLabel": "Fair Value, by Balance Sheet Grouping [Table]"
       }
      }
     },
     "localname": "FairValueByBalanceSheetGroupingTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueByBalanceSheetGroupingTextBlock": {
     "auth_ref": [
      "r678",
      "r697"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities.",
        "label": "Fair Value, by Balance Sheet Grouping [Table Text Block]",
        "verboseLabel": "Fair Value of Financial Liabilities Recorded at Amortized Cost"
       }
      }
     },
     "localname": "FairValueByBalanceSheetGroupingTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueByFairValueHierarchyLevelAxis": {
     "auth_ref": [
      "r415",
      "r428",
      "r429",
      "r495",
      "r497",
      "r498",
      "r499",
      "r500",
      "r501",
      "r502",
      "r540",
      "r679",
      "r759",
      "r760",
      "r761"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by level within fair value hierarchy and fair value measured at net asset value per share as practical expedient.",
        "label": "Fair Value Hierarchy and NAV [Axis]",
        "terseLabel": "Fair Value Hierarchy and NAV [Axis]"
       }
      }
     },
     "localname": "FairValueByFairValueHierarchyLevelAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueByLiabilityClassAxis": {
     "auth_ref": [
      "r689",
      "r691"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by class of liability.",
        "label": "Liability Class [Axis]",
        "terseLabel": "Liability Class [Axis]"
       }
      }
     },
     "localname": "FairValueByLiabilityClassAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueByMeasurementBasisAxis": {
     "auth_ref": [
      "r415",
      "r428",
      "r429",
      "r678",
      "r692"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by measurement basis.",
        "label": "Measurement Basis [Axis]",
        "terseLabel": "Measurement Basis [Axis]"
       }
      }
     },
     "localname": "FairValueByMeasurementBasisAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueByMeasurementFrequencyAxis": {
     "auth_ref": [
      "r678",
      "r679",
      "r681",
      "r682",
      "r694"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by measurement frequency.",
        "label": "Measurement Frequency [Axis]",
        "terseLabel": "Measurement Frequency [Axis]"
       }
      }
     },
     "localname": "FairValueByMeasurementFrequencyAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueDisclosureItemAmountsDomain": {
     "auth_ref": [
      "r415",
      "r428",
      "r429"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measurement basis, for example, but not limited to, reported value, fair value, portion at fair value, portion at other than fair value.",
        "label": "Fair Value Measurement [Domain]",
        "terseLabel": "Fair Value Measurement [Domain]"
       }
      }
     },
     "localname": "FairValueDisclosureItemAmountsDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueDisclosuresAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value Disclosures [Abstract]",
        "terseLabel": "Fair Value Disclosures [Abstract]"
       }
      }
     },
     "localname": "FairValueDisclosuresAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueDisclosuresTextBlock": {
     "auth_ref": [
      "r689"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for the fair value of financial instruments (as defined), including financial assets and financial liabilities (collectively, as defined), and the measurements of those instruments as well as disclosures related to the fair value of non-financial assets and liabilities. Such disclosures about the financial instruments, assets, and liabilities would include: (1) the fair value of the required items together with their carrying amounts (as appropriate); (2) for items for which it is not practicable to estimate fair value, disclosure would include: (a) information pertinent to estimating fair value (including, carrying amount, effective interest rate, and maturity, and (b) the reasons why it is not practicable to estimate fair value; (3) significant concentrations of credit risk including: (a) information about the activity, region, or economic characteristics identifying a concentration, (b) the maximum amount of loss the entity is exposed to based on the gross fair value of the related item, (c) policy for requiring collateral or other security and information as to accessing such collateral or security, and (d) the nature and brief description of such collateral or security; (4) quantitative information about market risks and how such risks are managed; (5) for items measured on both a recurring and nonrecurring basis information regarding the inputs used to develop the fair value measurement; and (6) for items presented in the financial statement for which fair value measurement is elected: (a) information necessary to understand the reasons for the election, (b) discussion of the effect of fair value changes on earnings, (c) a description of [similar groups] items for which the election is made and the relation thereof to the balance sheet, the aggregate carrying value of items included in the balance sheet that are not eligible for the election; (7) all other required (as defined) and desired information.",
        "label": "Fair Value Disclosures [Text Block]",
        "terseLabel": "Fair Value of Financial Assets and Liabilities (All Registrants)"
       }
      }
     },
     "localname": "FairValueDisclosuresTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesAllRegistrants"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueInputsLevel1Member": {
     "auth_ref": [
      "r415",
      "r495",
      "r497",
      "r502",
      "r540",
      "r679",
      "r759"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Quoted prices in active markets for identical assets or liabilities that the reporting entity can access at the measurement date.",
        "label": "Fair Value, Inputs, Level 1 [Member]",
        "terseLabel": "Fair Value, Inputs, Level 1 [Member]"
       }
      }
     },
     "localname": "FairValueInputsLevel1Member",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueInputsLevel2Member": {
     "auth_ref": [
      "r415",
      "r428",
      "r429",
      "r495",
      "r497",
      "r502",
      "r540",
      "r679",
      "r760"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Inputs other than quoted prices included within level 1 that are observable for an asset or liability, either directly or indirectly, including, but not limited to, quoted prices for similar assets or liabilities in active markets, or quoted prices for identical or similar assets or liabilities in inactive markets.",
        "label": "Fair Value, Inputs, Level 2 [Member]",
        "terseLabel": "Fair Value, Inputs, Level 2 [Member]"
       }
      }
     },
     "localname": "FairValueInputsLevel2Member",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueInputsLevel3Member": {
     "auth_ref": [
      "r415",
      "r428",
      "r429",
      "r495",
      "r497",
      "r498",
      "r499",
      "r500",
      "r501",
      "r502",
      "r540",
      "r679",
      "r761"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.",
        "label": "Fair Value, Inputs, Level 3 [Member]",
        "terseLabel": "Fair Value, Inputs, Level 3 [Member]"
       }
      }
     },
     "localname": "FairValueInputsLevel3Member",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueInputsQuantitativeInformationAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value Measurement Inputs and Valuation Techniques [Abstract]",
        "terseLabel": "Fair Value Measurement Inputs and Valuation Techniques [Abstract]"
       }
      }
     },
     "localname": "FairValueInputsQuantitativeInformationAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments": {
     "auth_ref": [
      "r693"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of unfunded commitments for which the entity is obligated, to those certain investments for which net asset value per share is calculated (including by unit, membership interest, or other equity (ownership interest) unit measure) (alternative investments).",
        "label": "Fair Value, Investments, Entities that Calculate Net Asset Value Per Share, Unfunded Commitments",
        "terseLabel": "Fair Value, Investments, Entities that Calculate Net Asset Value Per Share, Unfunded Commitments"
       }
      }
     },
     "localname": "FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain": {
     "auth_ref": [
      "r684"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents classes of liabilities measured and disclosed at fair value.",
        "label": "Fair Value by Liability Class [Domain]",
        "terseLabel": "Fair Value by Liability Class [Domain]"
       }
      }
     },
     "localname": "FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember": {
     "auth_ref": [
      "r497",
      "r677",
      "r694"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value measured at net asset value per share as practical expedient.",
        "label": "Fair Value Measured at Net Asset Value Per Share [Member]",
        "terseLabel": "Fair Value Measured at Net Asset Value Per Share [Member]"
       }
      }
     },
     "localname": "FairValueMeasuredAtNetAssetValuePerShareMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueMeasurementFrequencyDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measurement frequency.",
        "label": "Measurement Frequency [Domain]",
        "terseLabel": "Measurement Frequency [Domain]"
       }
      }
     },
     "localname": "FairValueMeasurementFrequencyDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1": {
     "auth_ref": [
      "r685"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3).",
        "label": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings",
        "negatedTerseLabel": "Included in net income(a)",
        "terseLabel": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues": {
     "auth_ref": [
      "r686"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of issuances of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.",
        "label": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Issuances",
        "terseLabel": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Issuances"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases": {
     "auth_ref": [
      "r686"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of purchases of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.",
        "label": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases",
        "terseLabel": "Purchases"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlementsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases, (Sales), Issuances, (Settlements) [Abstract]",
        "terseLabel": "Purchases, sales, issuances and settlements"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlementsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales": {
     "auth_ref": [
      "r686"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of sale of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.",
        "label": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Sales",
        "negatedTerseLabel": "Sales"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements": {
     "auth_ref": [
      "r686"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of settlement of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.",
        "label": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Settlements",
        "negatedTerseLabel": "Settlements"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3": {
     "auth_ref": [
      "r687"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of transfer of financial instrument classified as an asset into level 3 of the fair value hierarchy.",
        "label": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Transfers Into Level 3",
        "terseLabel": "Transfers into Level 3"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3": {
     "auth_ref": [
      "r687"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of transfers of financial instrument classified as an asset out of level 3 of the fair value hierarchy.",
        "label": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers out of Level 3",
        "negatedTerseLabel": "Transfers out of Level 3"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue": {
     "auth_ref": [
      "r684"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.",
        "label": "Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value",
        "periodEndLabel": "Ending Balance",
        "periodStartLabel": "Beginning Balance"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueMeasurementsFairValueHierarchyDomain": {
     "auth_ref": [
      "r415",
      "r428",
      "r429",
      "r495",
      "r497",
      "r498",
      "r499",
      "r500",
      "r501",
      "r502",
      "r540",
      "r759",
      "r760",
      "r761"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Categories used to prioritize the inputs to valuation techniques to measure fair value.",
        "label": "Fair Value Hierarchy and NAV [Domain]",
        "terseLabel": "Fair Value Hierarchy and NAV [Domain]"
       }
      }
     },
     "localname": "FairValueMeasurementsFairValueHierarchyDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueMeasurementsRecurringMember": {
     "auth_ref": [
      "r689",
      "r694"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Frequent fair value measurement. Includes, but is not limited to, fair value adjustment for impairment of asset, liability or equity, frequently measured at fair value.",
        "label": "Fair Value, Recurring [Member]",
        "terseLabel": "Fair Value, Recurring [Member]"
       }
      }
     },
     "localname": "FairValueMeasurementsRecurringMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueNetAssetLiability": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of asset after deduction of liability.",
        "label": "Fair Value, Net Asset (Liability)",
        "terseLabel": "Fair Value, Net Asset (Liability)"
       }
      }
     },
     "localname": "FairValueNetAssetLiability",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPeriodIncreaseDecrease": {
     "auth_ref": [
      "r684",
      "r690"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase (decrease) of financial instrument classified as a derivative asset (liability) after deduction of derivative liability (asset), measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.",
        "label": "Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Period Increase (Decrease)",
        "negatedLabel": "Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis, Unobservable Inputs Reconciliation, Period Increase (Decrease)"
       }
      }
     },
     "localname": "FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPeriodIncreaseDecrease",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancialGuaranteeMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "An agreement (contract) that requires the guarantor to make payments to the guaranteed party based on another entity's failure to pay specified obligations, such as debt, to a lender.",
        "label": "Financial Guarantee [Member]",
        "terseLabel": "Financial Guarantee [Member]"
       }
      }
     },
     "localname": "FinancialGuaranteeMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract]",
        "terseLabel": "Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract]"
       }
      }
     },
     "localname": "FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinancialInstrumentsSoldNotYetPurchasedCorporateDebt": {
     "auth_ref": [
      "r795"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of obligations arising from corporate debt obligations sold short.",
        "label": "Financial Instruments Sold, Not yet Purchased, Corporate Debt",
        "negatedTerseLabel": "Financial Instruments Sold, Not yet Purchased, Corporate Debt"
       }
      }
     },
     "localname": "FinancialInstrumentsSoldNotYetPurchasedCorporateDebt",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancialLiabilitiesFairValueDisclosure": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of financial obligations, including, but not limited to, debt instruments, derivative liabilities, federal funds purchased and sold under agreements to repurchase, securities loaned or sold under agreements to repurchase, financial instruments sold not yet purchased, guarantees, line of credit, loans and notes payable, servicing liability, and trading liabilities.",
        "label": "Financial Liabilities Fair Value Disclosure",
        "negatedTerseLabel": "Total Liabilities"
       }
      }
     },
     "localname": "FinancialLiabilitiesFairValueDisclosure",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancialStandbyLetterOfCreditMember": {
     "auth_ref": [
      "r371",
      "r380"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "An irrevocable undertaking (typically by a financial institution) to guarantee payment of a specified financial obligation if defined events occur or fail to occur.",
        "label": "Financial Standby Letter of Credit [Member]",
        "terseLabel": "Letters of Credit"
       }
      }
     },
     "localname": "FinancialStandbyLetterOfCreditMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FixedIncomeInvestmentsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Investments that regularly generate a fixed amount of interest income. Examples include, but are not limited to, bonds, certificates of deposit, notes and debt securities.",
        "label": "Fixed Income Investments [Member]",
        "terseLabel": "Fixed Income Investments [Member]"
       }
      }
     },
     "localname": "FixedIncomeInvestmentsMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FixedIncomeSecuritiesMember": {
     "auth_ref": [
      "r495",
      "r540"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Investment that provides a return in the form of fixed periodic payments and eventual return of principal at maturity.",
        "label": "Fixed Income Securities [Member]",
        "terseLabel": "Fixed Income Securities [Member]"
       }
      }
     },
     "localname": "FixedIncomeSecuritiesMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ForeignGovernmentDebtSecuritiesMember": {
     "auth_ref": [
      "r495",
      "r871"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Debt security issued by government not domiciled in United States of America (US).",
        "label": "Debt Security, Government, Non-US [Member]",
        "terseLabel": "Debt Security, Government, Non-US [Member]"
       }
      }
     },
     "localname": "ForeignGovernmentDebtSecuritiesMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_GainLossOnContractTermination": {
     "auth_ref": [
      "r174"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Gain (loss) related to the termination of a contract between the parties. The termination may be due to many causes including early termination of a lease by a lessee, a breach of contract by one party, or a failure to perform.",
        "label": "Gain (Loss) on Contract Termination",
        "terseLabel": "Gain (Loss) on Contract Termination"
       }
      }
     },
     "localname": "GainLossOnContractTermination",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GainLossOnDispositionOfAssets1": {
     "auth_ref": [
      "r173"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee.",
        "label": "Gain (Loss) on Disposition of Assets",
        "terseLabel": "Gain (Loss) on Disposition of Assets"
       }
      }
     },
     "localname": "GainLossOnDispositionOfAssets1",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GainLossOnInvestments": {
     "auth_ref": [
      "r150",
      "r173",
      "r279"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 12.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of realized and unrealized gain (loss) on investment.",
        "label": "Gain (Loss) on Investments",
        "negatedTerseLabel": "Net realized and unrealized (gains) losses on NDT funds"
       }
      }
     },
     "localname": "GainLossOnInvestments",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GainLossOnSaleOfOtherAssets": {
     "auth_ref": [
      "r173"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_OperatingIncomeLoss",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of gain (loss) on sale or disposal of other assets.",
        "label": "Gain (Loss) on Disposition of Other Assets",
        "terseLabel": "Gain on sales of assets and businesses"
       }
      }
     },
     "localname": "GainLossOnSaleOfOtherAssets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges": {
     "auth_ref": [
      "r173"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 16.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of gain (loss) from the difference between the sale price or salvage price and the book value of an asset that was sold or retired, and gain (loss) from the write down of assets from their carrying value to fair value.",
        "label": "Gain (Loss) on Sale of Assets and Asset Impairment Charges",
        "negatedLabel": "Gain on sales of assets and businesses",
        "negatedTerseLabel": "Gain (Loss) on Sale of Assets and Asset Impairment Charges",
        "terseLabel": "Gain (Loss) on Sale of Assets and Asset Impairment Charges"
       }
      }
     },
     "localname": "GainLossOnSalesOfAssetsAndAssetImpairmentCharges",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsCashFlows",
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_Goodwill": {
     "auth_ref": [
      "r48",
      "r303",
      "r304",
      "r311",
      "r313",
      "r754",
      "r796"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 6.0,
       "parentTag": "us-gaap_DeferredCostsAndOtherAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.",
        "label": "Goodwill",
        "terseLabel": "Goodwill"
       }
      }
     },
     "localname": "Goodwill",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GuaranteeObligationsByNatureAxis": {
     "auth_ref": [
      "r379"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by nature of guarantee.",
        "label": "Guarantor Obligations, Nature [Axis]",
        "terseLabel": "Guarantor Obligations, Nature [Axis]"
       }
      }
     },
     "localname": "GuaranteeObligationsByNatureAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_GuaranteeObligationsCurrentCarryingValue": {
     "auth_ref": [
      "r378"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees.",
        "label": "Guarantor Obligations, Current Carrying Value",
        "terseLabel": "Guarantor Obligations, Current Carrying Value"
       }
      }
     },
     "localname": "GuaranteeObligationsCurrentCarryingValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GuaranteeObligationsMaximumExposure": {
     "auth_ref": [
      "r377"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions.",
        "label": "Guarantor Obligations, Maximum Exposure, Undiscounted",
        "terseLabel": "Guarantor Obligations, Maximum Exposure, Undiscounted"
       }
      }
     },
     "localname": "GuaranteeObligationsMaximumExposure",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GuaranteeObligationsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A written or oral contract that obligates the guarantor to either pay cash or perform services if another party fails to perform specified actions or achieve specified results.",
        "label": "Guarantee Obligations [Member]",
        "terseLabel": "Guaranteed lease residual values"
       }
      }
     },
     "localname": "GuaranteeObligationsMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_GuaranteeObligationsNatureDomain": {
     "auth_ref": [
      "r376"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents a description of the nature of the guarantee or each group of similar guarantees.",
        "label": "Guarantor Obligations, Nature [Domain]",
        "terseLabel": "Guarantor Obligations, Nature [Domain]"
       }
      }
     },
     "localname": "GuaranteeObligationsNatureDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_GuaranteeOfIndebtednessOfOthersMember": {
     "auth_ref": [
      "r372",
      "r607",
      "r872"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Agreements (contracts) that contingently require the guarantor to make payments of principal and interest to a lender on another party's debt if that party fails to comply with the terms of the borrowing arrangement.",
        "label": "Guarantee of Indebtedness of Others [Member]",
        "terseLabel": "Financing trust guarantees"
       }
      }
     },
     "localname": "GuaranteeOfIndebtednessOfOthersMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_HedgingRelationshipDomain": {
     "auth_ref": [
      "r643"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Nature or intent of a hedge.",
        "label": "Hedging Relationship [Domain]",
        "terseLabel": "Hedging Relationship [Domain]"
       }
      }
     },
     "localname": "HedgingRelationshipDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ImpairmentOfLongLivedAssetsHeldForUse": {
     "auth_ref": [
      "r173",
      "r318",
      "r324"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 6.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale).",
        "label": "Impairment, Long-Lived Asset, Held-for-Use",
        "terseLabel": "Asset impairments",
        "verboseLabel": "Impairment of Long-Lived Assets Held-for-use"
       }
      }
     },
     "localname": "ImpairmentOfLongLivedAssetsHeldForUse",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AssetImpairmentsNarrativeDetails",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairmentOfLongLivedAssetsToBeDisposedOf": {
     "auth_ref": [
      "r173",
      "r317"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate amount of write-downs for impairments recognized during the period for long-lived assets held for abandonment, exchange or sale.",
        "label": "Impairment of Long-Lived Assets to be Disposed of",
        "terseLabel": "Impairment of Long-Lived Assets to be Disposed of"
       }
      }
     },
     "localname": "ImpairmentOfLongLivedAssetsToBeDisposedOf",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairmentOrDisposalOfTangibleAssetsDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Impairment or Disposal of Tangible Assets Disclosure [Abstract]"
       }
      }
     },
     "localname": "ImpairmentOrDisposalOfTangibleAssetsDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeApproachValuationTechniqueMember": {
     "auth_ref": [
      "r680"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Valuation approach converting future amounts to single current discounted amount.",
        "label": "Valuation, Income Approach [Member]",
        "verboseLabel": "Discounted Cash Flow [Member]"
       }
      }
     },
     "localname": "IncomeApproachValuationTechniqueMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest": {
     "auth_ref": [
      "r132",
      "r247",
      "r253",
      "r257",
      "r260",
      "r263",
      "r794",
      "r808",
      "r818",
      "r848"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_ProfitLoss",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.",
        "label": "Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest",
        "terseLabel": "Income (Loss) before income taxes",
        "totalLabel": "Income (Loss) before income taxes"
       }
      }
     },
     "localname": "IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest": {
     "auth_ref": [
      "r185",
      "r199",
      "r247",
      "r253",
      "r257",
      "r260",
      "r263",
      "r285",
      "r384",
      "r385",
      "r386",
      "r389",
      "r390",
      "r391",
      "r393",
      "r395",
      "r397",
      "r398",
      "r610",
      "r674",
      "r699"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax of income (loss) from continuing operations including portion attributable to the noncontrolling interest.",
        "label": "Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest",
        "terseLabel": "Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest"
       }
      }
     },
     "localname": "IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeLossFromContinuingOperationsPerBasicShare": {
     "auth_ref": [
      "r129",
      "r140",
      "r199",
      "r203",
      "r204",
      "r206",
      "r207",
      "r217",
      "r223",
      "r224",
      "r674",
      "r806",
      "r809",
      "r815",
      "r840"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of net income (loss) from continuing operations per each share of common stock or unit outstanding during the reporting period.",
        "label": "Income (Loss) from Continuing Operations, Per Basic Share",
        "terseLabel": "Income (Loss) from Continuing Operations, Per Basic Share"
       }
      }
     },
     "localname": "IncomeLossFromContinuingOperationsPerBasicShare",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare": {
     "auth_ref": [
      "r129",
      "r140",
      "r199",
      "r203",
      "r204",
      "r206",
      "r207",
      "r217",
      "r223",
      "r224",
      "r225",
      "r674",
      "r815",
      "r840",
      "r843",
      "r847"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of net income (loss) derived from continuing operations during the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.",
        "label": "Income (Loss) from Continuing Operations, Per Diluted Share",
        "terseLabel": "Income (Loss) from Continuing Operations, Per Diluted Share"
       }
      }
     },
     "localname": "IncomeLossFromContinuingOperationsPerDilutedShare",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax": {
     "auth_ref": [
      "r7",
      "r8",
      "r9",
      "r10",
      "r13",
      "r27",
      "r30",
      "r595",
      "r841"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax of income (loss) from a discontinued operation including the portion attributable to the noncontrolling interest. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.",
        "label": "Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest",
        "terseLabel": "Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest"
       }
      }
     },
     "localname": "IncomeLossFromDiscontinuedOperationsNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeLossFromEquityMethodInvestments": {
     "auth_ref": [
      "r133",
      "r173",
      "r244",
      "r283",
      "r807",
      "r839"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of income (loss) for proportionate share of equity method investee's income (loss).",
        "label": "Income (Loss) from Equity Method Investments",
        "terseLabel": "Income (Loss) from Equity Method Investments"
       }
      }
     },
     "localname": "IncomeLossFromEquityMethodInvestments",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AssetImpairmentsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions": {
     "auth_ref": [
      "r173"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_ProfitLoss",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents the undistributed income (or loss) of equity method investments, net of dividends or other distributions received from unconsolidated subsidiaries, certain corporate joint ventures, and certain noncontrolled corporations; such investments are accounted for under the equity method of accounting. This element excludes distributions that constitute a return of investment, which are classified as investing activities.",
        "label": "Income (Loss) from Equity Method Investments, Net of Dividends or Distributions",
        "terseLabel": "Income (Loss) from Equity Method Investments",
        "verboseLabel": "Equity in losses of unconsolidated affiliates"
       }
      }
     },
     "localname": "IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeStatementAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Statement [Abstract]",
        "terseLabel": "Income Statement [Abstract]"
       }
      }
     },
     "localname": "IncomeStatementAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis": {
     "auth_ref": [
      "r546",
      "r552"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by name of disposal group.",
        "label": "Disposal Group Name [Axis]",
        "terseLabel": "Disposal Group Name [Axis]"
       }
      }
     },
     "localname": "IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeScheduleofChangesinAOCIDetails",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsTables",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetails",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsCashFlows",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement",
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]",
        "terseLabel": "Discontinued Operations - Income Statement"
       }
      }
     },
     "localname": "IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsTables",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetails",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsCashFlows",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable": {
     "auth_ref": [
      "r6",
      "r15",
      "r16",
      "r17",
      "r18",
      "r20",
      "r21",
      "r25",
      "r28",
      "r29",
      "r30",
      "r328",
      "r329"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about a disposal group. Includes, but is not limited to, a discontinued operation, disposal classified as held-for-sale or disposed of by means other than sale or disposal of an individually significant component.",
        "label": "Disposal Groups, Including Discontinued Operations [Table]",
        "terseLabel": "Discontinued Operations"
       }
      }
     },
     "localname": "IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsTables",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetails",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsCashFlows",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeStatementLocationAxis": {
     "auth_ref": [
      "r325",
      "r350"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by location in the income statement.",
        "label": "Income Statement Location [Axis]",
        "terseLabel": "Income Statement Location [Axis]"
       }
      }
     },
     "localname": "IncomeStatementLocationAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeStatementLocationDomain": {
     "auth_ref": [
      "r350"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Location in the income statement.",
        "label": "Income Statement Location [Domain]",
        "terseLabel": "Income Statement Location [Domain]"
       }
      }
     },
     "localname": "IncomeStatementLocationDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisGainLossIncludedInEarningsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_IncomeTaxAuthorityAxis": {
     "auth_ref": [
      "r573"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by tax jurisdiction.",
        "label": "Income Tax Authority [Axis]",
        "terseLabel": "Income Tax Authority [Axis]"
       }
      }
     },
     "localname": "IncomeTaxAuthorityAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesNarrativeDetails",
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeTaxAuthorityDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Agency, division or body classification that levies income taxes, examines tax returns for compliance, or grants exemptions from or makes other decisions pertaining to income taxes.",
        "label": "Income Tax Authority [Domain]",
        "terseLabel": "Income Tax Authority [Domain]"
       }
      }
     },
     "localname": "IncomeTaxAuthorityDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesNarrativeDetails",
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_IncomeTaxContingencyLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Income Tax Contingency [Line Items]",
        "terseLabel": "Income Tax Contingency [Line Items]"
       }
      }
     },
     "localname": "IncomeTaxContingencyLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesUnrecognizedTaxBenefitsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeTaxContingencyTable": {
     "auth_ref": [
      "r574",
      "r576",
      "r578",
      "r582"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about tax positions taken in the tax returns filed or to be filed for which it is more likely than not that the tax position will not be sustained upon examination by taxing authorities and other income tax contingencies. Includes, but is not limited to, interest and penalties, reconciliation of unrecognized tax benefits, unrecognized tax benefits that would affect the effective tax rate, tax years that remain subject to examination by tax jurisdictions, and information about positions for which it is reasonably possible that amounts unrecognized will significantly change within 12 months.",
        "label": "Income Tax Contingency [Table]",
        "terseLabel": "Income Tax Contingency [Table]"
       }
      }
     },
     "localname": "IncomeTaxContingencyTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesUnrecognizedTaxBenefitsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeTaxCreditsAndAdjustments": {
     "auth_ref": [
      "r174"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A credit or adjustment for government or taxing authority authorized decrease in taxes owed as a result of meeting certain tax policy conditions.",
        "label": "Income Tax Credits and Adjustments",
        "terseLabel": "Income Tax Credits and Adjustments"
       }
      }
     },
     "localname": "IncomeTaxCreditsAndAdjustments",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesNarrativeDetails",
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeTaxDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Tax Disclosure [Abstract]",
        "terseLabel": "Income Tax Disclosure [Abstract]"
       }
      }
     },
     "localname": "IncomeTaxDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeTaxDisclosureTextBlock": {
     "auth_ref": [
      "r187",
      "r571",
      "r577",
      "r580",
      "r587",
      "r591",
      "r596",
      "r597",
      "r598"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for income taxes. Disclosures may include net deferred tax liability or asset recognized in an enterprise's statement of financial position, net change during the year in the total valuation allowance, approximate tax effect of each type of temporary difference and carryforward that gives rise to a significant portion of deferred tax liabilities and deferred tax assets, utilization of a tax carryback, and tax uncertainties information.",
        "label": "Income Tax Disclosure [Text Block]",
        "verboseLabel": "Income Taxes (All Registrants)"
       }
      }
     },
     "localname": "IncomeTaxDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesAllRegistrants"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_IncomeTaxExpenseBenefit": {
     "auth_ref": [
      "r188",
      "r211",
      "r212",
      "r245",
      "r569",
      "r588",
      "r593",
      "r849"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_ProfitLoss",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.",
        "label": "Income Tax Expense (Benefit)",
        "terseLabel": "Income taxes"
       }
      }
     },
     "localname": "IncomeTaxExpenseBenefit",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeTaxReconciliationOtherAdjustments": {
     "auth_ref": [
      "r570"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments.",
        "label": "Effective Income Tax Rate Reconciliation, Other Adjustments, Amount",
        "terseLabel": "Effective Income Tax Rate Reconciliation, Other Adjustments, Amount"
       }
      }
     },
     "localname": "IncomeTaxReconciliationOtherAdjustments",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes": {
     "auth_ref": [
      "r570"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to state and local income tax expense (benefit).",
        "label": "Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount",
        "terseLabel": "Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount"
       }
      }
     },
     "localname": "IncomeTaxReconciliationStateAndLocalIncomeTaxes",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesNarrativeDetails",
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeTaxesReceivable": {
     "auth_ref": [
      "r62",
      "r804",
      "r838"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying amount due within one year of the balance sheet date (or one operating cycle, if longer) from tax authorities as of the balance sheet date representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes.",
        "label": "Income Taxes Receivable, Current",
        "terseLabel": "Income Taxes Receivable, Current"
       }
      }
     },
     "localname": "IncomeTaxesReceivable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeTaxesReceivableNoncurrent": {
     "auth_ref": [
      "r49",
      "r823"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying amount due after one year of the balance sheet date (or one operating cycle, if longer) from tax authorities as of the balance sheet date representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes.",
        "label": "Income Taxes Receivable, Noncurrent",
        "terseLabel": "Income Taxes Receivable, Noncurrent"
       }
      }
     },
     "localname": "IncomeTaxesReceivableNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesUnrecognizedTaxBenefitsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseCashCollateralFromCounterparties": {
     "auth_ref": [
      "r172"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 14.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in the amount of cash held either as collateral directly or provided to third parties associated with derivative instruments. Upon the occurrence of any specified triggering event or condition associated with the derivative, these amounts can be utilized to recover all or a portion of the amounts due or payable under the derivative.",
        "label": "Increase (Decrease) Cash Collateral from Counterparties",
        "terseLabel": "Collateral received (posted), net"
       }
      }
     },
     "localname": "IncreaseDecreaseCashCollateralFromCounterparties",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseDueFromAffiliates": {
     "auth_ref": [
      "r172"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 8.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in receivables to be collected from an entity that is controlling, under the control of, or within the same control group as the reporting entity by means of direct or indirect ownership.",
        "label": "Increase (Decrease) Due from Affiliates",
        "negatedTerseLabel": "Changes in Exelon/PHI intercompany money pool"
       }
      }
     },
     "localname": "IncreaseDecreaseDueFromAffiliates",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities": {
     "auth_ref": [
      "r172"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 8.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in the amounts payable to vendors for goods and services received and the amount of obligations and expenses incurred but not paid.",
        "label": "Increase (Decrease) in Accounts Payable and Accrued Liabilities",
        "terseLabel": "Accounts payable and accrued expenses"
       }
      }
     },
     "localname": "IncreaseDecreaseInAccountsPayableAndAccruedLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable": {
     "auth_ref": [
      "r172"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 5.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The increase (decrease) during the period in the amount due for taxes based on the reporting entity's earnings or attributable to the entity's income earning process (business presence) within a given jurisdiction.",
        "label": "Increase (Decrease) in Income Taxes Payable",
        "terseLabel": "Income taxes"
       }
      }
     },
     "localname": "IncreaseDecreaseInAccruedIncomeTaxesPayable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInDeferredIncomeTaxes": {
     "auth_ref": [
      "r172"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in the account that represents the temporary difference that results from Income or Loss that is recognized for accounting purposes but not for tax purposes and vice versa.",
        "label": "Increase (Decrease) in Deferred Income Taxes",
        "terseLabel": "Increase (Decrease) in Deferred Income Taxes"
       }
      }
     },
     "localname": "IncreaseDecreaseInDeferredIncomeTaxes",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInDueToAffiliatesCurrent": {
     "auth_ref": [
      "r172"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 9.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The increase (decrease) in current obligations (due within one year or one operating cycle) owed to an entity that is controlling, under the control of, or within the same control group as the reporting entity by means of direct or indirect ownership.",
        "label": "Increase (Decrease) in Due to Affiliates, Current",
        "terseLabel": "Increase (Decrease) in Due to Affiliates, Current"
       }
      }
     },
     "localname": "IncreaseDecreaseInDueToAffiliatesCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInIncomeTaxes": {
     "auth_ref": [
      "r172"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in the amounts payable to taxing authorities for taxes that are based on the reporting entity's earnings, net of amounts receivable from taxing authorities for refunds of overpayments or recoveries of income taxes, and in deferred and other tax liabilities and assets.",
        "label": "Increase (Decrease) in Income Taxes",
        "terseLabel": "Increase (Decrease) in Income Taxes"
       }
      }
     },
     "localname": "IncreaseDecreaseInIncomeTaxes",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInInventories": {
     "auth_ref": [
      "r172"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 7.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in the aggregate value of all inventory held by the reporting entity, associated with underlying transactions that are classified as operating activities.",
        "label": "Increase (Decrease) in Inventories",
        "negatedLabel": "Inventories"
       }
      }
     },
     "localname": "IncreaseDecreaseInInventories",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInMarginDepositsOutstanding": {
     "auth_ref": [
      "r172"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in money or securities placed with a broker or counterparty as security for a trading or derivative position.",
        "label": "Increase (Decrease) in Margin Deposits Outstanding",
        "terseLabel": "Increase (Decrease) Cash Collateral from Counterparties"
       }
      }
     },
     "localname": "IncreaseDecreaseInMarginDepositsOutstanding",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInOperatingCapitalAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Increase (Decrease) in Operating Capital [Abstract]",
        "terseLabel": "Changes in assets and liabilities:"
       }
      }
     },
     "localname": "IncreaseDecreaseInOperatingCapitalAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet": {
     "auth_ref": [
      "r172"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 11.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase (decrease) in operating assets after deduction of operating liabilities classified as other.",
        "label": "Increase (Decrease) in Other Operating Assets and Liabilities, Net",
        "negatedLabel": "Other assets and liabilities"
       }
      }
     },
     "localname": "IncreaseDecreaseInOtherOperatingCapitalNet",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInOtherRegulatoryAssets": {
     "auth_ref": [
      "r172"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in the value of other assets that are created when regulatory agencies permits public utilities to defer costs to the balance sheet.",
        "label": "Increase (Decrease) in Other Regulatory Assets",
        "terseLabel": "Increase (Decrease) in Regulatory Assets"
       }
      }
     },
     "localname": "IncreaseDecreaseInOtherRegulatoryAssets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesNarrativeDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInPensionPlanObligations": {
     "auth_ref": [
      "r172"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase (decrease) in obligation for pension benefits. Includes, but is not limited to, defined benefit or defined contribution plans. Excludes other postretirement benefits.",
        "label": "Increase (Decrease) in Obligation, Pension Benefits",
        "negatedTerseLabel": "Increase (Decrease) in Obligation, Pension Benefits"
       }
      }
     },
     "localname": "IncreaseDecreaseInPensionPlanObligations",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInPostretirementObligations": {
     "auth_ref": [
      "r172"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase (decrease) in obligation for other postretirement benefits. Includes, but is not limited to, defined benefit and defined contribution plans. Excludes pension benefits.",
        "label": "Increase (Decrease) in Obligation, Other Postretirement Benefits",
        "negatedTerseLabel": "Increase (Decrease) in Obligation, Other Postretirement Benefits"
       }
      }
     },
     "localname": "IncreaseDecreaseInPostretirementObligations",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInReceivables": {
     "auth_ref": [
      "r172"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 13.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in the total amount due within one year (or one operating cycle) from all parties, associated with underlying transactions that are classified as operating activities.",
        "label": "Increase (Decrease) in Receivables",
        "negatedLabel": "Accounts receivable"
       }
      }
     },
     "localname": "IncreaseDecreaseInReceivables",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInRegulatoryAssetsAndLiabilities": {
     "auth_ref": [
      "r172"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 19.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in the value of assets that are created when regulatory agencies permits public utilities to defer costs (revenues) to the balance sheet. This element is a the increase (decrease) of regulatory assets and liabilities combined.",
        "label": "Increase (Decrease) in Regulatory Assets and Liabilities",
        "terseLabel": "Regulatory assets and liabilities, net"
       }
      }
     },
     "localname": "IncreaseDecreaseInRegulatoryAssetsAndLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInRegulatoryLiabilities": {
     "auth_ref": [
      "r172"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in regulated liabilities. Regulated liabilities are created when regulatory agency permits an entity to defer revenues to the balance sheet.",
        "label": "Increase (Decrease) in Regulatory Liabilities",
        "terseLabel": "Increase (Decrease) in Regulatory Liabilities"
       }
      }
     },
     "localname": "IncreaseDecreaseInRegulatoryLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInStockholdersEquityRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Increase (Decrease) in Stockholders' Equity [Roll Forward]",
        "terseLabel": "Increase (Decrease) in Stockholders' Equity [Roll Forward]"
       }
      }
     },
     "localname": "IncreaseDecreaseInStockholdersEquityRollForward",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements": {
     "auth_ref": [
      "r218",
      "r219",
      "r220",
      "r225",
      "r558"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.",
        "label": "Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements",
        "terseLabel": "Assumed exercise and/or distributions of stock-based awards"
       }
      }
     },
     "localname": "IncrementalCommonSharesAttributableToShareBasedPaymentArrangements",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_InterestExpense": {
     "auth_ref": [
      "r130",
      "r241",
      "r723",
      "r726",
      "r817"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_NonoperatingIncomeExpense",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of the cost of borrowed funds accounted for as interest expense."
       }
      }
     },
     "localname": "InterestExpense",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestExpenseBorrowings": {
     "auth_ref": [
      "r816"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_NonoperatingIncomeExpense",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Aggregate amount of interest expense on all borrowings.",
        "label": "Interest Expense, Borrowings",
        "negatedLabel": "Interest expense, net"
       }
      }
     },
     "localname": "InterestExpenseBorrowings",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestExpenseRelatedParty": {
     "auth_ref": [],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_NonoperatingIncomeExpense",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of interest expense incurred on a debt or other obligation to related party.",
        "label": "Interest Expense, Related Party",
        "negatedLabel": "Interest expense to affiliates"
       }
      }
     },
     "localname": "InterestExpenseRelatedParty",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestPayableCurrent": {
     "auth_ref": [
      "r86"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying value as of the balance sheet date of [accrued] interest payable on all forms of debt, including trade payables, that has been incurred and is unpaid. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).",
        "label": "Interest Payable, Current",
        "terseLabel": "Interest accrued"
       }
      }
     },
     "localname": "InterestPayableCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationBalanceSheetDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestRateSwapMember": {
     "auth_ref": [
      "r652"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Forward based contracts in which two parties agree to swap periodic payments that are fixed at the outset of the swap contract with variable payments based on a market interest rate (index rate) over a specified period.",
        "label": "Interest Rate Swap [Member]",
        "terseLabel": "Interest Rate Swap [Member]"
       }
      }
     },
     "localname": "InterestRateSwapMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_InterestRevenueExpenseNet": {
     "auth_ref": [
      "r247"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of interest revenue (income derived from investments in debt securities and on cash and cash equivalents) net of interest expense (cost of borrowed funds accounted for as interest).",
        "label": "Interest Revenue (Expense), Net",
        "terseLabel": "Interest expense, net"
       }
      }
     },
     "localname": "InterestRevenueExpenseNet",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IntersegmentEliminationMember": {
     "auth_ref": [
      "r239",
      "r252",
      "r253",
      "r254",
      "r255",
      "r257",
      "r259",
      "r263"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Eliminating entries used in operating segment consolidation.",
        "label": "Intersegment Eliminations [Member]",
        "terseLabel": "Intersegment Eliminations [Member]"
       }
      }
     },
     "localname": "IntersegmentEliminationMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_InventoryNet": {
     "auth_ref": [
      "r36",
      "r74",
      "r754"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 13.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.",
        "label": "Inventory, Net",
        "verboseLabel": "Inventories, net"
       }
      }
     },
     "localname": "InventoryNet",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InventoryNetAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Inventory, Net [Abstract]",
        "terseLabel": "Inventory, net",
        "verboseLabel": "Inventories, net"
       }
      }
     },
     "localname": "InventoryNetAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_InventoryRawMaterialsAndSuppliesNetOfReserves": {
     "auth_ref": [
      "r74",
      "r300"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 8.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Aggregated amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed. This amount is net of valuation reserves and adjustments.",
        "label": "Inventory, Raw Materials and Supplies, Net of Reserves",
        "terseLabel": "Materials and supplies inventory, net",
        "verboseLabel": "Materials and supplies"
       }
      }
     },
     "localname": "InventoryRawMaterialsAndSuppliesNetOfReserves",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsImplicationsofPotentialEarlyPlantRetirementonBalanceSheetDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InventoryWriteDown": {
     "auth_ref": [
      "r299"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of loss from reductions in inventory due to subsequent measurement adjustments, including, but not limited to, physical deterioration, obsolescence, or changes in price levels.",
        "label": "Inventory Write-down",
        "terseLabel": "Inventory Write-down"
       }
      }
     },
     "localname": "InventoryWriteDown",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InvestmentTypeCategorizationMember": {
     "auth_ref": [
      "r881",
      "r882",
      "r883",
      "r884",
      "r885",
      "r886",
      "r887",
      "r888",
      "r889",
      "r890",
      "r891",
      "r893",
      "r894",
      "r895",
      "r896"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Asset obtained to generate income or appreciate in value.",
        "label": "Investments [Domain]",
        "terseLabel": "Investments [Domain]"
       }
      }
     },
     "localname": "InvestmentTypeCategorizationMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AssetImpairmentsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_InvestmentsFairValueDisclosure": {
     "auth_ref": [
      "r678"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.",
        "label": "Investments, Fair Value Disclosure",
        "terseLabel": "Investments, Fair Value Disclosure"
       }
      }
     },
     "localname": "InvestmentsFairValueDisclosure",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_JointlyOwnedUtilityPlantAxis": {
     "auth_ref": [
      "r918"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of jointly owned utility plant.",
        "label": "Jointly Owned Utility Plant [Axis]",
        "terseLabel": "Jointly Owned Utility Plant [Axis]"
       }
      }
     },
     "localname": "JointlyOwnedUtilityPlantAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_JointlyOwnedUtilityPlantDomain": {
     "auth_ref": [
      "r917"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Types of a jointly owned utility plant.",
        "label": "Jointly Owned Utility Plant [Domain]",
        "terseLabel": "Jointly Owned Utility Plant [Domain]"
       }
      }
     },
     "localname": "JointlyOwnedUtilityPlantDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_JointlyOwnedUtilityPlantProportionateOwnershipShare": {
     "auth_ref": [
      "r918"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The proportionate share of interest (percent) in a jointly owned utility plant.",
        "label": "Jointly Owned Utility Plant, Proportionate Ownership Share",
        "terseLabel": "Ownership interest"
       }
      }
     },
     "localname": "JointlyOwnedUtilityPlantProportionateOwnershipShare",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsNarrativeDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_LessorOperatingLeaseTermOfContract": {
     "auth_ref": [
      "r734"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Term of lessor's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.",
        "label": "Lessor, Operating Lease, Term of Contract",
        "terseLabel": "Lessor, Operating Lease, Term of Contract"
       }
      }
     },
     "localname": "LessorOperatingLeaseTermOfContract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_Liabilities": {
     "auth_ref": [
      "r85",
      "r185",
      "r255",
      "r285",
      "r384",
      "r385",
      "r386",
      "r389",
      "r390",
      "r391",
      "r393",
      "r395",
      "r397",
      "r398",
      "r615",
      "r623",
      "r624",
      "r699",
      "r752",
      "r753"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Sum of the carrying amounts as of the balance sheet date of all liabilities that are recognized. Liabilities are probable future sacrifices of economic benefits arising from present obligations of an entity to transfer assets or provide services to other entities in the future.",
        "label": "Liabilities",
        "terseLabel": "Liabilities",
        "verboseLabel": "Total liabilities"
       }
      }
     },
     "localname": "Liabilities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesSummaryofSignificantUnconsolidatedVIEsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesAndStockholdersEquity": {
     "auth_ref": [
      "r71",
      "r185",
      "r285",
      "r699",
      "r754",
      "r803",
      "r833"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any.",
        "label": "Liabilities and Equity",
        "totalLabel": "Total liabilities and shareholders\u2019 equity"
       }
      }
     },
     "localname": "LiabilitiesAndStockholdersEquity",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesAndStockholdersEquityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liabilities and Equity [Abstract]",
        "terseLabel": "Liabilities and Equity [Abstract]"
       }
      }
     },
     "localname": "LiabilitiesAndStockholdersEquityAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LiabilitiesCurrent": {
     "auth_ref": [
      "r40",
      "r87",
      "r185",
      "r285",
      "r384",
      "r385",
      "r386",
      "r389",
      "r390",
      "r391",
      "r393",
      "r395",
      "r397",
      "r398",
      "r615",
      "r623",
      "r624",
      "r699",
      "r752",
      "r753",
      "r754"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer.",
        "label": "Liabilities, Current",
        "terseLabel": "Total current liabilities",
        "totalLabel": "Total current liabilities"
       }
      }
     },
     "localname": "LiabilitiesCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesCurrentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liabilities, Current [Abstract]",
        "terseLabel": "Current Liabilities"
       }
      }
     },
     "localname": "LiabilitiesCurrentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LiabilitiesNoncurrent": {
     "auth_ref": [
      "r41",
      "r42",
      "r43",
      "r56",
      "r57",
      "r185",
      "r285",
      "r384",
      "r385",
      "r386",
      "r389",
      "r390",
      "r391",
      "r393",
      "r395",
      "r397",
      "r398",
      "r615",
      "r623",
      "r624",
      "r699",
      "r752",
      "r753"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of obligation due after one year or beyond the normal operating cycle, if longer.",
        "label": "Liabilities, Noncurrent",
        "terseLabel": "Total noncurrent liabilities"
       }
      }
     },
     "localname": "LiabilitiesNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent": {
     "auth_ref": [
      "r5",
      "r6",
      "r24",
      "r26",
      "r30",
      "r319",
      "r326"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 9.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount classified as liabilities attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.",
        "label": "Disposal Group, Including Discontinued Operation, Liabilities, Current",
        "terseLabel": "Current liabilities of discontinued operations"
       }
      }
     },
     "localname": "LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent": {
     "auth_ref": [
      "r5",
      "r6",
      "r24",
      "r26",
      "r30",
      "r316",
      "r326"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount classified as liabilities attributable to disposal group held for sale or disposed of, expected to be disposed of beyond one year or the normal operating cycle, if longer.",
        "label": "Disposal Group, Including Discontinued Operation, Liabilities, Noncurrent",
        "terseLabel": "Disposal Group, Including Discontinued Operation, Liabilities, Noncurrent"
       }
      }
     },
     "localname": "LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilityForAsbestosAndEnvironmentalClaimsGross": {
     "auth_ref": [
      "r851",
      "r852"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying amount as of the balance sheet date of reserves for the costs of settling insured claims and costs incurred in the claims settlement process attributable to asbestos and environmental claims, before estimated recoveries from reinsurers.",
        "label": "Liability for Asbestos and Environmental Claims, Gross",
        "terseLabel": "Liability for Asbestos and Environmental Claims, Gross"
       }
      }
     },
     "localname": "LiabilityForAsbestosAndEnvironmentalClaimsGross",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest": {
     "auth_ref": [
      "r228",
      "r441"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of ownership interest in a limited liability company (LLC), including portions attributable to both the parent and noncontrolling interests.",
        "label": "Limited Liability Company (LLC) Members' Equity, Including Portion Attributable to Noncontrolling Interest",
        "periodEndLabel": "Ending Balance",
        "periodStartLabel": "Beginning Balance"
       }
      }
     },
     "localname": "LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd": {
     "auth_ref": [
      "r82"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The effective interest rate at the end of the reporting period.",
        "label": "Line of Credit Facility, Interest Rate at Period End",
        "terseLabel": "Line of Credit Facility, Interest Rate at Period End"
       }
      }
     },
     "localname": "LineOfCreditFacilityInterestRateAtPeriodEnd",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SummaryofRevolvingCreditAgreementsDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_LineOfCreditFacilityLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Line of Credit Facility [Line Items]",
        "terseLabel": "Line of Credit Facility [Line Items]"
       }
      }
     },
     "localname": "LineOfCreditFacilityLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SummaryofRevolvingCreditAgreementsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity": {
     "auth_ref": [
      "r82"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.",
        "label": "Line of Credit Facility, Maximum Borrowing Capacity",
        "terseLabel": "Line of Credit Facility, Maximum Borrowing Capacity"
       }
      }
     },
     "localname": "LineOfCreditFacilityMaximumBorrowingCapacity",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SummaryofRevolvingCreditAgreementsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LineOfCreditFacilityTable": {
     "auth_ref": [
      "r82",
      "r184"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A table or schedule providing information pertaining to short-term or long-term contractual arrangements with lenders, including letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line.",
        "label": "Line of Credit Facility [Table]",
        "terseLabel": "Line of Credit Facility [Table]"
       }
      }
     },
     "localname": "LineOfCreditFacilityTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SummaryofRevolvingCreditAgreementsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LitigationReserveCurrent": {
     "auth_ref": [
      "r91",
      "r361"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying amount of reserve for known or estimated probable loss from litigation, which may include attorneys' fees and other litigation costs, which is expected to be paid within one year of the date of the statement of financial position.",
        "label": "Estimated Litigation Liability, Current",
        "terseLabel": "LDC Damages"
       }
      }
     },
     "localname": "LitigationReserveCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LitigationSettlementAmountAwardedToOtherParty": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount awarded to other party in judgment or settlement of litigation.",
        "label": "Litigation Settlement, Amount Awarded to Other Party",
        "terseLabel": "Deferred Prosecution Agreement Payments"
       }
      }
     },
     "localname": "LitigationSettlementAmountAwardedToOtherParty",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock": {
     "auth_ref": [
      "r276"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for claims held for amounts due a entity, excluding financing receivables. Examples include, but are not limited to, trade accounts receivables, notes receivables, loans receivables. Includes disclosure for allowance for credit losses.",
        "label": "Loans, Notes, Trade and Other Receivables Disclosure [Text Block]",
        "terseLabel": "Accounts Receivable (All Registrants)"
       }
      }
     },
     "localname": "LoansNotesTradeAndOtherReceivablesDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivableAllRegistrants"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_LondonInterbankOfferedRateLIBORMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Interest rate at which a bank borrows funds from other banks in the London interbank market.",
        "label": "London Interbank Offered Rate (LIBOR) [Member]",
        "terseLabel": "London Interbank Offered Rate (LIBOR) [Member]"
       }
      }
     },
     "localname": "LondonInterbankOfferedRateLIBORMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent": {
     "auth_ref": [
      "r86"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of long-term debt and lease obligation, classified as current.",
        "label": "Long-Term Debt and Lease Obligation, Current",
        "terseLabel": "Long-term Debt and Lease Obligation, Current",
        "verboseLabel": "Long-term debt due within one year"
       }
      }
     },
     "localname": "LongTermDebtAndCapitalLeaseObligationsCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LongTermDebtNoncurrent": {
     "auth_ref": [
      "r56"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation.",
        "label": "Long-Term Debt, Excluding Current Maturities",
        "terseLabel": "Long-term Debt, Excluding Current Maturities",
        "verboseLabel": "Long-term debt"
       }
      }
     },
     "localname": "LongTermDebtNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LongTermInvestments": {
     "auth_ref": [
      "r45"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 5.0,
       "parentTag": "us-gaap_DeferredCostsAndOtherAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The total amount of investments that are intended to be held for an extended period of time (longer than one operating cycle).",
        "label": "Long-Term Investments",
        "terseLabel": "Investments"
       }
      }
     },
     "localname": "LongTermInvestments",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LongTermNotesPayable": {
     "auth_ref": [
      "r89"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying value as of the balance sheet date of notes payable (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion.",
        "label": "Notes Payable, Noncurrent",
        "terseLabel": "Notes Payable, Noncurrent"
       }
      }
     },
     "localname": "LongTermNotesPayable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LongTermPurchaseCommitmentMinimumEnergyVolumeRequired": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Energy volume that must be purchased within the specified time period of the agreement to avoid penalties or unfavorable effects on pricing, among other adverse consequences.",
        "label": "Long-Term Purchase Commitment, Minimum Energy Volume Required",
        "terseLabel": "Long-term Purchase Commitment, Minimum Energy Volume Required"
       }
      }
     },
     "localname": "LongTermPurchaseCommitmentMinimumEnergyVolumeRequired",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails"
     ],
     "xbrltype": "energyItemType"
    },
    "us-gaap_LongTermPurchaseCommitmentTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of key provisions of an arrangement under which the entity has agreed to purchase goods or services over a period of time greater than one year or the normal operating cycle, if longer, including the item for which expenditures will be made, minimum quantities, milestones, time period and committed amount.",
        "label": "Long-Term Purchase Commitment [Table Text Block]",
        "terseLabel": "PHI Merger Commitments"
       }
      }
     },
     "localname": "LongTermPurchaseCommitmentTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_LongtermDebtTypeAxis": {
     "auth_ref": [
      "r89"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of long-term debt.",
        "label": "Long-Term Debt, Type [Axis]",
        "terseLabel": "Long-term Debt, Type [Axis]"
       }
      }
     },
     "localname": "LongtermDebtTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LongtermDebtTypeDomain": {
     "auth_ref": [
      "r89",
      "r383"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Type of long-term debt arrangement, such as notes, line of credit, commercial paper, asset-based financing, project financing, letter of credit financing. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the company, if longer.",
        "label": "Long-Term Debt, Type [Domain]",
        "terseLabel": "Long-term Debt, Type [Domain]"
       }
      }
     },
     "localname": "LongtermDebtTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_LossContingenciesByNatureOfContingencyAxis": {
     "auth_ref": [
      "r361",
      "r363",
      "r364",
      "r365",
      "r366",
      "r374",
      "r375"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of existing condition, situation, or set of circumstances involving uncertainty as to possible loss to an enterprise that will ultimately be resolved when one or more future events occur or fail to occur.",
        "label": "Loss Contingency Nature [Axis]",
        "terseLabel": "Loss Contingency Nature [Axis]"
       }
      }
     },
     "localname": "LossContingenciesByNatureOfContingencyAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LossContingencyNatureDomain": {
     "auth_ref": [
      "r361",
      "r363",
      "r364",
      "r365",
      "r366",
      "r374",
      "r375"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "An existing condition, situation, or set of circumstances involving uncertainty as to possible loss to an enterprise that will ultimately be resolved when one or more future events occur or fail to occur. Resolution of the uncertainty may confirm the incurrence of a loss or impairment of an asset or the incurrence of a liability.",
        "label": "Loss Contingency, Nature [Domain]",
        "terseLabel": "Loss Contingency, Nature [Domain]"
       }
      }
     },
     "localname": "LossContingencyNatureDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_LossContingencyPendingClaimsNumber": {
     "auth_ref": [
      "r363",
      "r365"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of pending claims pertaining to a loss contingency.",
        "label": "Loss Contingency, Pending Claims, Number",
        "terseLabel": "Open Asbestos Related Personal Injury Claims"
       }
      }
     },
     "localname": "LossContingencyPendingClaimsNumber",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "us-gaap_MarginDepositAssets": {
     "auth_ref": [
      "r49"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of cash or securities placed with a broker or counterparty as security for a trading or derivatives securities position which was partially obtained with funds provided by the broker dealer.",
        "label": "Margin Deposit Assets",
        "negatedTerseLabel": "Margin Deposit Assets"
       }
      }
     },
     "localname": "MarginDepositAssets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_MaturityUpTo30DaysMember": {
     "auth_ref": [
      "r190"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Maturity period of up to 30 days from the reporting date for repurchase agreements and similar transactions, for example, but not limited to, securities lending arrangements.",
        "label": "Maturity Less than 30 Days [Member]",
        "terseLabel": "Maturity Less than 30 Days [Member]"
       }
      }
     },
     "localname": "MaturityUpTo30DaysMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_MembersCapital": {
     "auth_ref": [
      "r441"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_MembersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of member capital in limited liability company (LLC).",
        "label": "Members' Capital",
        "terseLabel": "Membership interest"
       }
      }
     },
     "localname": "MembersCapital",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_MembersEquity": {
     "auth_ref": [
      "r229",
      "r230",
      "r231",
      "r232",
      "r441"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of ownership interest in limited liability company (LLC), attributable to the parent entity.",
        "label": "Members' Equity",
        "totalLabel": "Total members' equity"
       }
      }
     },
     "localname": "MembersEquity",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_MembersEquityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Members' Equity [Abstract]",
        "terseLabel": "Members' Equity [Abstract]"
       }
      }
     },
     "localname": "MembersEquityAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock": {
     "auth_ref": [
      "r32",
      "r606"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for business combinations, including leverage buyout transactions (as applicable), and divestitures. This may include a description of a business combination or divestiture (or series of individually immaterial business combinations or divestitures) completed during the period, including background, timing, and assets and liabilities recognized and reclassified or sold. This element does not include fixed asset sales and plant closings.",
        "label": "Mergers, Acquisitions and Dispositions Disclosures [Text Block]",
        "terseLabel": "Mergers, Acquisitions, and Dispositions (Exelon and Generation)"
       }
      }
     },
     "localname": "MergersAcquisitionsAndDispositionsDisclosuresTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsExelonandGeneration"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_MinorityInterest": {
     "auth_ref": [
      "r95",
      "r185",
      "r285",
      "r384",
      "r389",
      "r390",
      "r391",
      "r397",
      "r398",
      "r699",
      "r802",
      "r832"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (that is, noncontrolling interest, previously referred to as minority interest).",
        "label": "Stockholders' Equity Attributable to Noncontrolling Interest",
        "terseLabel": "Noncontrolling interests"
       }
      }
     },
     "localname": "MinorityInterest",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.",
        "label": "Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners",
        "terseLabel": "Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners"
       }
      }
     },
     "localname": "MinorityInterestOwnershipPercentageByNoncontrollingOwners",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_MinorityInterestPeriodIncreaseDecrease": {
     "auth_ref": [
      "r609"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Net Increase or Decrease in balance of noncontrolling interest in the subsidiary during the reporting period.",
        "label": "Noncontrolling Interest, Period Increase (Decrease)",
        "terseLabel": "Changes in equity of noncontrolling interests"
       }
      }
     },
     "localname": "MinorityInterestPeriodIncreaseDecrease",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_MovementInDeferredRevenueRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Movement in Deferred Revenue [Roll Forward]",
        "terseLabel": "Contract Liabilities [Roll Forward]"
       }
      }
     },
     "localname": "MovementInDeferredRevenueRollForward",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RevenuefromContractswithCustomersChangeinContractwithCustomerAssetandLiabilityDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_MutualFundMember": {
     "auth_ref": [
      "r495"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Regulated investment instrument that pools funds from multiple investors to invest principally in a portfolio of securities and money market instruments to match the investment objective.",
        "label": "Mutual Fund [Member]",
        "terseLabel": "Mutual Funds [Member]"
       }
      }
     },
     "localname": "MutualFundMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_NaturalGasUsRegulatedMember": {
     "auth_ref": [
      "r463"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Generation, transmission and distribution of flammable gas occurring naturally underground regulated by government or agency in United States.",
        "label": "Natural Gas, US Regulated [Member]",
        "terseLabel": "Rate-regulated natural gas revenues [Member]",
        "verboseLabel": "Natural Gas, US Regulated"
       }
      }
     },
     "localname": "NaturalGasUsRegulatedMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_NetCashProvidedByUsedInFinancingActivities": {
     "auth_ref": [
      "r169"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.",
        "label": "Net Cash Provided by (Used in) Financing Activities",
        "totalLabel": "Net cash flows provided by financing activities"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInFinancingActivities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Cash Provided by (Used in) Financing Activities [Abstract]",
        "terseLabel": "Cash flows from financing activities"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInFinancingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NetCashProvidedByUsedInInvestingActivities": {
     "auth_ref": [
      "r169"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.",
        "label": "Net Cash Provided by (Used in) Investing Activities",
        "totalLabel": "Net Cash Provided by (Used in) Investing Activities, Total"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInInvestingActivities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Cash Provided by (Used in) Investing Activities [Abstract]",
        "terseLabel": "Cash flows from investing activities"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInInvestingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NetCashProvidedByUsedInOperatingActivities": {
     "auth_ref": [
      "r169",
      "r171",
      "r174"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.",
        "label": "Net Cash Provided by (Used in) Operating Activities",
        "totalLabel": "Net Cash Provided by (Used in) Operating Activities, Total"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInOperatingActivities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Cash Provided by (Used in) Operating Activities [Abstract]",
        "terseLabel": "Cash flows from operating activities"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInOperatingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NetIncomeLoss": {
     "auth_ref": [
      "r30",
      "r119",
      "r122",
      "r127",
      "r135",
      "r174",
      "r185",
      "r199",
      "r203",
      "r204",
      "r206",
      "r207",
      "r211",
      "r212",
      "r221",
      "r247",
      "r253",
      "r257",
      "r260",
      "r263",
      "r285",
      "r384",
      "r385",
      "r386",
      "r389",
      "r390",
      "r391",
      "r393",
      "r395",
      "r397",
      "r398",
      "r674",
      "r699",
      "r810",
      "r842"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.",
        "label": "Net Income (Loss) Attributable to Parent",
        "totalLabel": "Net income attributable to membership interest"
       }
      }
     },
     "localname": "NetIncomeLoss",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetIncomeLossAttributableToNoncontrollingInterest": {
     "auth_ref": [
      "r119",
      "r122",
      "r127",
      "r211",
      "r212",
      "r617",
      "r633"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_NetIncomeLoss",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of Net Income (Loss) attributable to noncontrolling interest.",
        "label": "Net Income (Loss) Attributable to Noncontrolling Interest",
        "terseLabel": "Net income (loss) attributable to noncontrolling interests"
       }
      }
     },
     "localname": "NetIncomeLossAttributableToNoncontrollingInterest",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AssetImpairmentsNarrativeDetails",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic": {
     "auth_ref": [
      "r203",
      "r204",
      "r206",
      "r207",
      "r214",
      "r215",
      "r222",
      "r225",
      "r247",
      "r253",
      "r257",
      "r260",
      "r263"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders.",
        "label": "Net Income (Loss) Available to Common Stockholders, Basic",
        "terseLabel": "Net Income (Loss) Available to Common Stockholders, Basic"
       }
      }
     },
     "localname": "NetIncomeLossAvailableToCommonStockholdersBasic",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic": {
     "auth_ref": [
      "r215",
      "r225"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) from continuing operations available to common shareholders.",
        "label": "Net Income (Loss) from Continuing Operations Available to Common Shareholders, Basic",
        "terseLabel": "Net Income (Loss) from Continuing Operations Available to Common Shareholders, Basic"
       }
      }
     },
     "localname": "NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) from discontinued operations available to common shareholders.",
        "label": "Net Income (Loss) from Discontinued Operations Available to Common Shareholders, Basic",
        "terseLabel": "Net Income (Loss) from Discontinued Operations Available to Common Shareholders, Basic"
       }
      }
     },
     "localname": "NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NoncontrollingInterestInVariableInterestEntity": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Portion of equity (net assets) in a variable interest entity (VIE) not attributable, directly or indirectly, to the parent entity. That is, this is the portion of equity in a VIE that is attributable to the noncontrolling interest (previously referred to as minority interest).",
        "label": "Noncontrolling Interest in Variable Interest Entity",
        "verboseLabel": "Other ownership interests in VIE"
       }
      }
     },
     "localname": "NoncontrollingInterestInVariableInterestEntity",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesSummaryofSignificantUnconsolidatedVIEsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest": {
     "auth_ref": [
      "r442",
      "r613",
      "r619"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase in noncontrolling interest from sale of a portion of the parent's controlling interest.",
        "label": "Noncontrolling Interest, Increase from Sale of Parent Equity Interest",
        "terseLabel": "Sale of noncontrolling interests"
       }
      }
     },
     "localname": "NoncontrollingInterestIncreaseFromSaleOfParentEquityInterest",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NoncontrollingInterestMember": {
     "auth_ref": [
      "r196",
      "r197",
      "r198",
      "r441",
      "r608"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents that portion of equity (net assets) in a subsidiary not attributable, directly or indirectly, to the parent. A noncontrolling interest is sometimes called a minority interest.",
        "label": "Noncontrolling Interest [Member]",
        "terseLabel": "Noncontrolling Interest [Member]"
       }
      }
     },
     "localname": "NoncontrollingInterestMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_NonoperatingIncomeExpense": {
     "auth_ref": [
      "r151"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business).",
        "label": "Nonoperating Income (Expense)",
        "terseLabel": "Nonoperating Income (Expense)",
        "totalLabel": "Total other income and (deductions)"
       }
      }
     },
     "localname": "NonoperatingIncomeExpense",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NonoperatingIncomeExpenseAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Nonoperating Income (Expense) [Abstract]",
        "terseLabel": "Other income and (deductions)"
       }
      }
     },
     "localname": "NonoperatingIncomeExpenseAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NontradeReceivablesNoncurrent": {
     "auth_ref": [
      "r49"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 9.0,
       "parentTag": "us-gaap_DeferredCostsAndOtherAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The noncurrent portion of the receivable other than from customers, that is amounts expected to be collected after one year or the normal operating cycle, if longer.",
        "label": "Nontrade Receivables, Noncurrent",
        "terseLabel": "Receivable related to Regulatory Agreement Units"
       }
      }
     },
     "localname": "NontradeReceivablesNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NotDesignatedAsHedgingInstrumentEconomicHedgeMember": {
     "auth_ref": [
      "r642"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Derivative instrument, not designated as hedging instrument under Generally Accepted Accounting Principles (GAAP), used as economic hedge for exposure to risk.",
        "label": "Not Designated as Hedging Instrument, Economic Hedge [Member]",
        "verboseLabel": "Economic Hedges [Member]"
       }
      }
     },
     "localname": "NotDesignatedAsHedgingInstrumentEconomicHedgeMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_NotesPayableCurrent": {
     "auth_ref": [
      "r84"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Sum of the carrying values as of the balance sheet date of the portions of long-term notes payable due within one year or the operating cycle if longer.",
        "label": "Notes Payable, Current",
        "terseLabel": "Notes Payable, Current"
       }
      }
     },
     "localname": "NotesPayableCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NotesPayableRelatedPartiesClassifiedCurrent": {
     "auth_ref": [
      "r78",
      "r189",
      "r745"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 12.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount for notes payable (written promise to pay), due to related parties. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer)."
       }
      }
     },
     "localname": "NotesPayableRelatedPartiesClassifiedCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NotesPayableToBanksMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A written promise to pay a note to a bank.",
        "label": "Notes Payable to Banks [Member]",
        "terseLabel": "Notes Payable to Banks [Member]"
       }
      }
     },
     "localname": "NotesPayableToBanksMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsIssuanceofLongTermDebtDetails",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_NotesReceivableRelatedParties": {
     "auth_ref": [
      "r63",
      "r189",
      "r744",
      "r837"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "For an unclassified balance sheet, amounts due from parties associated with the reporting entity as evidenced by a written promise to pay.",
        "label": "Notes Receivable, Related Parties",
        "terseLabel": "Notes Receivable, Related Parties"
       }
      }
     },
     "localname": "NotesReceivableRelatedParties",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NuclearFuelNetOfAmortization": {
     "auth_ref": [
      "r46"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The carrying amount as of the balance sheet of nuclear fuel held as property plant and equipment. This amount is net of amortization based on the energy produced over the life of the fuel.",
        "label": "Nuclear Fuel, Net of Amortization",
        "terseLabel": "Nuclear fuel inventory, net"
       }
      }
     },
     "localname": "NuclearFuelNetOfAmortization",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsImplicationsofPotentialEarlyPlantRetirementonBalanceSheetDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NuclearPlantMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Plant used in connection with the generation of nuclear energy.",
        "label": "Nuclear Plant [Member]",
        "terseLabel": "Nuclear Plant [Member]"
       }
      }
     },
     "localname": "NuclearPlantMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_NumberOfReportableSegments": {
     "auth_ref": [
      "r235"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.",
        "label": "Number of Reportable Segments",
        "verboseLabel": "Number of reportable segments"
       }
      }
     },
     "localname": "NumberOfReportableSegments",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationNarrativeDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "us-gaap_OilAndGasPurchasedMember": {
     "auth_ref": [
      "r463"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Viscous liquid derived from petroleum and flammable gas occurring naturally underground, purchased from another party.",
        "label": "Oil and Gas, Purchased [Member]",
        "terseLabel": "Competitive businesses natural gas revenues Member]"
       }
      }
     },
     "localname": "OilAndGasPurchasedMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_OperatingExpenses": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense.",
        "label": "Operating Expenses",
        "terseLabel": "Operating Expenses"
       }
      }
     },
     "localname": "OperatingExpenses",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OperatingIncomeLoss": {
     "auth_ref": [
      "r247",
      "r253",
      "r257",
      "r260",
      "r263"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The net result for the period of deducting operating expenses from operating revenues.",
        "label": "Operating Income (Loss)",
        "totalLabel": "Operating income (loss)"
       }
      }
     },
     "localname": "OperatingIncomeLoss",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OperatingLeasesIncomeStatementDepreciationExpenseOnPropertySubjectToOrHeldForLease": {
     "auth_ref": [
      "r320",
      "r733"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of depreciation expense for lessor's underlying asset for which right to use has been conveyed to lessee under operating lease.",
        "label": "Depreciation, Lessor Asset under Operating Lease",
        "terseLabel": "Amortization of operating ROU asset"
       }
      }
     },
     "localname": "OperatingLeasesIncomeStatementDepreciationExpenseOnPropertySubjectToOrHeldForLease",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OperatingSegmentsMember": {
     "auth_ref": [
      "r252",
      "r253",
      "r254",
      "r255",
      "r257",
      "r263"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Identifies components of an entity that engage in business activities from which they may earn revenue and incur expenses, including transactions with other components of the same entity.",
        "label": "Operating Segments [Member]",
        "terseLabel": "Operating Segment [Member]"
       }
      }
     },
     "localname": "OperatingSegmentsMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_OtherAdditionalCapitalMember": {
     "auth_ref": [
      "r153",
      "r399"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents a category to capture additional Paid-in Capital other than attributable to capital contributed by shareholders in excess of the par or stated value of the common or preferred stock issued by an entity. Certain entities report two components of additional Paid-in Capital consisting of (i) capital in excess of par or stated value and (ii) other additional capital. This member is only to be used if the entity distinguishes between additional Paid-in Capital and other additional capital in its financial statements. If using this element, the preparer would be expected to elevate the Other Additional Capital [Member] to the same level as the Additional Paid-in Capital [Member].",
        "label": "Other Additional Capital [Member]",
        "terseLabel": "Other Paid-in-Capital [Member]"
       }
      }
     },
     "localname": "OtherAdditionalCapitalMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_OtherAffiliatesMember": {
     "auth_ref": [
      "r892"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A category that identifies other affiliates.",
        "label": "Other Affiliates [Member]",
        "terseLabel": "Other Affiliates [Member]"
       }
      }
     },
     "localname": "OtherAffiliatesMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_OtherAssets": {
     "auth_ref": [
      "r49",
      "r797",
      "r825"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of assets classified as other.",
        "label": "Other Assets",
        "terseLabel": "Other Assets"
       }
      }
     },
     "localname": "OtherAssets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherAssetsCurrent": {
     "auth_ref": [
      "r75",
      "r754"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 6.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of current assets classified as other.",
        "label": "Other Assets, Current",
        "terseLabel": "Other current assets",
        "verboseLabel": "Other"
       }
      }
     },
     "localname": "OtherAssetsCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherAssetsMember": {
     "auth_ref": [
      "r645",
      "r659"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Primary financial statement caption encompassing other assets.",
        "label": "Other Assets [Member]",
        "terseLabel": "Other Assets [Member]"
       }
      }
     },
     "localname": "OtherAssetsMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_OtherAssetsNoncurrent": {
     "auth_ref": [
      "r49"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_DeferredCostsAndOtherAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of noncurrent assets classified as other.",
        "label": "Other Assets, Noncurrent",
        "terseLabel": "Other Assets, Noncurrent",
        "verboseLabel": "Other"
       }
      }
     },
     "localname": "OtherAssetsNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherAssetsNoncurrentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Assets, Noncurrent [Abstract]",
        "terseLabel": "Deferred debits and other assets"
       }
      }
     },
     "localname": "OtherAssetsNoncurrentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_OtherCommitment": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.",
        "label": "Other Commitment",
        "terseLabel": "Other Commitment"
       }
      }
     },
     "localname": "OtherCommitment",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesMergerCommitmentDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherCommitmentDueAfterFifthYear": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of commitment classified as other to be paid after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Other Commitment, to be Paid, after Year Five",
        "terseLabel": "Other Commitment, to be Paid, after Year Five"
       }
      }
     },
     "localname": "OtherCommitmentDueAfterFifthYear",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherCommitmentDueInFifthYear": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of commitment classified as other to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Other Commitment, to be Paid, Year Five",
        "terseLabel": "Other Commitment, to be Paid, Year Five and Beyond"
       }
      }
     },
     "localname": "OtherCommitmentDueInFifthYear",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherCommitmentDueInFourthYear": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of commitment classified as other to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Other Commitment, to be Paid, Year Four",
        "terseLabel": "Other Commitment, to be Paid, Year Four"
       }
      }
     },
     "localname": "OtherCommitmentDueInFourthYear",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherCommitmentDueInNextTwelveMonths": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of commitment classified as other to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Other Commitment, to be Paid, Year One",
        "terseLabel": "Other Commitment, to be Paid, Year One"
       }
      }
     },
     "localname": "OtherCommitmentDueInNextTwelveMonths",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherCommitmentDueInSecondYear": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of commitment classified as other to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Other Commitment, to be Paid, Year Two",
        "terseLabel": "Other Commitment, to be Paid, Year Two"
       }
      }
     },
     "localname": "OtherCommitmentDueInSecondYear",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherCommitmentDueInThirdYear": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of commitment classified as other to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Other Commitment, to be Paid, Year Three",
        "terseLabel": "Other Commitment, to be Paid, Year Three"
       }
      }
     },
     "localname": "OtherCommitmentDueInThirdYear",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherCommitmentsAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of other commitment.",
        "label": "Other Commitments [Axis]",
        "terseLabel": "Other Commitments [Axis]"
       }
      }
     },
     "localname": "OtherCommitmentsAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesMergerCommitmentDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_OtherCommitmentsDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other future obligation.",
        "label": "Other Commitments [Domain]",
        "terseLabel": "Other Commitments [Domain]"
       }
      }
     },
     "localname": "OtherCommitmentsDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesMergerCommitmentDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_OtherCommitmentsFutureMinimumPaymentsRemainderOfFiscalYear": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of commitment classified as other to be paid in remainder of current fiscal year.",
        "label": "Other Commitment, to be Paid, Remainder of Fiscal Year",
        "terseLabel": "Other Commitment, to be Paid, Remainder of Fiscal Year"
       }
      }
     },
     "localname": "OtherCommitmentsFutureMinimumPaymentsRemainderOfFiscalYear",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherCommitmentsLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Other Commitments [Line Items]",
        "terseLabel": "Other Commitments [Line Items]"
       }
      }
     },
     "localname": "OtherCommitmentsLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesMergerCommitmentDetails",
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_OtherCommitmentsTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about obligations resulting from other commitments.",
        "label": "Other Commitments [Table]",
        "terseLabel": "Other Commitments [Table]"
       }
      }
     },
     "localname": "OtherCommitmentsTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesMergerCommitmentDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_OtherCommitmentsTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of information about obligations resulting from other commitments.",
        "label": "Other Commitments [Table Text Block]",
        "terseLabel": "Commercial Commitments"
       }
      }
     },
     "localname": "OtherCommitmentsTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax": {
     "auth_ref": [
      "r104",
      "r113",
      "r709",
      "r710",
      "r712"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTax",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax, before reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.",
        "label": "Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax",
        "terseLabel": "Unrealized gain (loss) on foreign currency translation"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax": {
     "auth_ref": [
      "r113",
      "r117",
      "r118",
      "r514"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTax",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after tax, of reclassification adjustment from accumulated other comprehensive (income) loss for prior service cost (credit) of defined benefit plan.",
        "label": "Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, after Tax",
        "terseLabel": "Prior service benefit reclassified to periodic benefit cost"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax": {
     "auth_ref": [
      "r116",
      "r125",
      "r126",
      "r128",
      "r713",
      "r715",
      "r719"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax, before reclassification adjustments of other comprehensive income (loss).",
        "label": "Other Comprehensive Income (Loss), before Reclassifications, Net of Tax",
        "terseLabel": "OCI before reclassifications"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeScheduleofChangesinAOCIDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationNetOfTax": {
     "auth_ref": [
      "r113",
      "r117",
      "r514"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 6.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTax",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after tax, of increase (decrease) to other comprehensive income from settlement and curtailment gain (loss) of defined benefit plan.",
        "label": "Other Comprehensive Income (Loss), Defined Benefit Plan, Settlement and Curtailment Gain (Loss), after Tax",
        "terseLabel": "Pension and non-pension postretirement benefit plan valuation adjustment"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossNetOfTax": {
     "auth_ref": [
      "r120",
      "r123",
      "r125",
      "r126",
      "r128",
      "r136",
      "r436",
      "r713",
      "r718",
      "r719",
      "r811",
      "r843"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax and reclassification adjustments of other comprehensive income (loss).",
        "label": "Other Comprehensive Income (Loss), Net of Tax",
        "terseLabel": "Other comprehensive income (loss), net of income taxes",
        "totalLabel": "Other comprehensive income"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeScheduleofChangesinAOCIDetails",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Comprehensive Income (Loss), Net of Tax [Abstract]",
        "terseLabel": "Other comprehensive income (loss), net of income taxes"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax": {
     "auth_ref": [
      "r113",
      "r117",
      "r118",
      "r514"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 5.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTax",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after tax, of reclassification adjustment from accumulated other comprehensive income (loss) for gain (loss) of defined benefit plan.",
        "label": "Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, after Tax",
        "negatedLabel": "Actuarial loss reclassified to periodic benefit cost"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossTax": {
     "auth_ref": [
      "r114",
      "r125",
      "r136",
      "r569",
      "r592",
      "r594",
      "r713",
      "r716",
      "r719",
      "r811",
      "r843"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of tax expense (benefit) allocated to other comprehensive income (loss).",
        "label": "Other Comprehensive Income (Loss), Tax",
        "terseLabel": "Other Comprehensive Income (Loss), Tax"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeIncomeTaxesAllocatedtoOtherComprehensiveIncomeLossComponentsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax": {
     "auth_ref": [
      "r105",
      "r113",
      "r662"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTax",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).",
        "label": "Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax",
        "terseLabel": "Unrealized (loss) gain on cash flow hedges"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherCostAndExpenseOperating": {
     "auth_ref": [
      "r148"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The total amount of other operating cost and expense items that are associated with the entity's normal revenue producing operation.",
        "label": "Other Cost and Expense, Operating",
        "terseLabel": "Operating and maintenance"
       }
      }
     },
     "localname": "OtherCostAndExpenseOperating",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsPretaxExpenseDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherCurrentAssetsMember": {
     "auth_ref": [
      "r645",
      "r659"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Primary financial statement caption encompassing other current assets.",
        "label": "Other Current Assets [Member]",
        "terseLabel": "Other Current Assets [Member]"
       }
      }
     },
     "localname": "OtherCurrentAssetsMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/NuclearDecommissioningNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_OtherCurrentLiabilitiesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Primary financial statement caption encompassing other current liabilities.",
        "label": "Other Current Liabilities [Member]",
        "terseLabel": "Other Current Liabilities"
       }
      }
     },
     "localname": "OtherCurrentLiabilitiesMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_OtherLaborRelatedExpenses": {
     "auth_ref": [
      "r149"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of labor-related expenses classified as other.",
        "label": "Other Labor-related Expenses",
        "verboseLabel": "Payroll"
       }
      }
     },
     "localname": "OtherLaborRelatedExpenses",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationTaxesOtherThanIncomeTaxesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherLiabilitiesCurrent": {
     "auth_ref": [
      "r86",
      "r754"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 10.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of liabilities classified as other, due within one year or the normal operating cycle, if longer.",
        "label": "Other Liabilities, Current",
        "terseLabel": "Other"
       }
      }
     },
     "localname": "OtherLiabilitiesCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DerivativeFinancialInstrumentsNarrativeDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherLiabilitiesNoncurrent": {
     "auth_ref": [
      "r90"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 8.0,
       "parentTag": "us-gaap_DeferredCreditsAndOtherLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer.",
        "label": "Other Liabilities, Noncurrent",
        "terseLabel": "Other"
       }
      }
     },
     "localname": "OtherLiabilitiesNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherLiabilitiesNoncurrentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Liabilities, Noncurrent [Abstract]",
        "terseLabel": "Deferred credits and other liabilities"
       }
      }
     },
     "localname": "OtherLiabilitiesNoncurrentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_OtherNoncashIncomeExpense": {
     "auth_ref": [
      "r174"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 17.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of income (expense) included in net income that results in no cash inflow (outflow), classified as other.",
        "label": "Other Noncash Income (Expense)",
        "negatedTerseLabel": "Other non-cash operating activities",
        "terseLabel": "Other non-cash operating activities"
       }
      }
     },
     "localname": "OtherNoncashIncomeExpense",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherNoncurrentLiabilitiesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Primary financial statement caption encompassing other noncurrent liabilities.",
        "label": "Other Noncurrent Liabilities [Member]",
        "terseLabel": "Other Noncurrent Liabilities"
       }
      }
     },
     "localname": "OtherNoncurrentLiabilitiesMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_OtherNonoperatingIncomeExpense": {
     "auth_ref": [
      "r152"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_NonoperatingIncomeExpense",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of income (expense) related to nonoperating activities, classified as other.",
        "label": "Other Nonoperating Income (Expense)",
        "terseLabel": "Other, net"
       }
      }
     },
     "localname": "OtherNonoperatingIncomeExpense",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherNonoperatingIncomeExpenseAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Nonoperating Income (Expense) [Abstract]",
        "terseLabel": "Other, Net [Abstract]"
       }
      }
     },
     "localname": "OtherNonoperatingIncomeExpenseAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationOperationsDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_OtherOperatingIncome": {
     "auth_ref": [
      "r146"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The total amount of other operating income, the components of which are not separately disclosed on the income statement, from items that are associated with the entity's normal revenue producing operation.",
        "label": "Other Operating Income",
        "terseLabel": "Competitive businesses other revenues"
       }
      }
     },
     "localname": "OtherOperatingIncome",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember": {
     "auth_ref": [
      "r468",
      "r469",
      "r473",
      "r474",
      "r475",
      "r476",
      "r477",
      "r478",
      "r479",
      "r480",
      "r481",
      "r482",
      "r483",
      "r484",
      "r485",
      "r486",
      "r487",
      "r488",
      "r489",
      "r490",
      "r491",
      "r492",
      "r493",
      "r494",
      "r495",
      "r497",
      "r498",
      "r499",
      "r500",
      "r501",
      "r502",
      "r504",
      "r505",
      "r506",
      "r507",
      "r508",
      "r509",
      "r510",
      "r511",
      "r512",
      "r513",
      "r514",
      "r515",
      "r516",
      "r517",
      "r518",
      "r520",
      "r523",
      "r527",
      "r530",
      "r531",
      "r532",
      "r533",
      "r534",
      "r535",
      "r536",
      "r537",
      "r538",
      "r539",
      "r540",
      "r541",
      "r544",
      "r545",
      "r546",
      "r547",
      "r548",
      "r549"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Plan designed to provide other postretirement benefits. Includes, but is not limited to, defined benefit and defined contribution plans. Excludes pension benefits.",
        "label": "Other Postretirement Benefits Plan [Member]",
        "terseLabel": "Other Postretirement Benefit Plan, Defined Benefit [Member]"
       }
      }
     },
     "localname": "OtherPostretirementBenefitPlansDefinedBenefitMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsCalculationofNetPeriodicBenefitCostDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent": {
     "auth_ref": [
      "r58",
      "r469",
      "r470",
      "r493"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_DeferredCreditsAndOtherLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of liability, recognized in statement of financial position, for defined benefit other postretirement plan, classified as noncurrent. Excludes pension plan.",
        "label": "Liability, Other Postretirement Defined Benefit Plan, Noncurrent",
        "verboseLabel": "Non-pension postretirement benefit obligations"
       }
      }
     },
     "localname": "OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherReceivables": {
     "auth_ref": [
      "r62"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount due from parties in nontrade transactions, classified as other.",
        "label": "Other Receivables",
        "verboseLabel": "Other"
       }
      }
     },
     "localname": "OtherReceivables",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherReceivablesGrossCurrent": {
     "auth_ref": [
      "r62"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_OtherReceivablesNetCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before allowance, of receivables classified as other, due within one year or the operating cycle, if longer.",
        "label": "Other Receivables, Gross, Current",
        "terseLabel": "Other accounts receivable"
       }
      }
     },
     "localname": "OtherReceivablesGrossCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherReceivablesNetCurrent": {
     "auth_ref": [],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after allowance, of receivables classified as other, due within one year or the operating cycle, if longer.",
        "label": "Other Receivables, Net, Current",
        "terseLabel": "Other Receivables, Net, Current",
        "totalLabel": "Other accounts receivable, net"
       }
      }
     },
     "localname": "OtherReceivablesNetCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentGuaranteeMember": {
     "auth_ref": [
      "r371",
      "r381"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A contract that contingently requires the guarantor to make payments (either in cash, financial instrument, other assets, shares of its stock, or provision of services) to the guaranteed party based on changes in an underlying that is related to an asset, a liability, or an equity security of the guaranteed party.",
        "label": "Payment Guarantee [Member]",
        "terseLabel": "Payment Guarantee [Member]"
       }
      }
     },
     "localname": "PaymentGuaranteeMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PaymentsForProceedsFromOtherInvestingActivities": {
     "auth_ref": [
      "r157",
      "r160"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 6.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash (inflow) outflow from investing activities classified as other.",
        "label": "Payments for (Proceeds from) Other Investing Activities",
        "negatedLabel": "Other investing activities"
       }
      }
     },
     "localname": "PaymentsForProceedsFromOtherInvestingActivities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsOfCapitalDistribution": {
     "auth_ref": [
      "r164"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cash outflow to owners or shareholders, excluding ordinary dividends. Includes special dividends.",
        "label": "Payments of Capital Distribution",
        "terseLabel": "Payments of Capital Distribution"
       }
      }
     },
     "localname": "PaymentsOfCapitalDistribution",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsOfDistributionsToAffiliates": {
     "auth_ref": [
      "r164"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 10.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The distributions of earnings to an entity that is affiliated with the reporting entity by means of direct or indirect ownership.",
        "label": "Payments of Distributions to Affiliates",
        "negatedTerseLabel": "Payments of Distributions to Affiliates"
       }
      }
     },
     "localname": "PaymentsOfDistributionsToAffiliates",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsOfDividendsCommonStock": {
     "auth_ref": [
      "r164"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity.",
        "label": "Payments of Ordinary Dividends, Common Stock",
        "negatedLabel": "Dividends paid on common stock"
       }
      }
     },
     "localname": "PaymentsOfDividendsCommonStock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsToAcquireBusinessesGross": {
     "auth_ref": [
      "r158",
      "r605"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 7.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price."
       }
      }
     },
     "localname": "PaymentsToAcquireBusinessesGross",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsToAcquireOtherInvestments": {
     "auth_ref": [
      "r160"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash outflow to acquire investments classified as other.",
        "label": "Payments to Acquire Other Investments",
        "negatedLabel": "Investment in NDT funds"
       }
      }
     },
     "localname": "PaymentsToAcquireOtherInvestments",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsToAcquirePropertyPlantAndEquipment": {
     "auth_ref": [
      "r159"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.",
        "label": "Payments to Acquire Property, Plant, and Equipment",
        "negatedLabel": "Capital expenditures",
        "negatedTerseLabel": "Payments to Acquire Property, Plant, and Equipment",
        "terseLabel": "Capital expenditures"
       }
      }
     },
     "localname": "PaymentsToAcquirePropertyPlantAndEquipment",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsCashFlows",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PensionAndOtherPostretirementBenefitContributions": {
     "auth_ref": [
      "r170"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 10.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash outflow for pension and other postretirement benefits. Includes, but is not limited to, employer contribution to fund plan asset and payment to retiree.",
        "label": "Payment for Pension and Other Postretirement Benefits",
        "negatedLabel": "Pension and non-pension postretirement benefit contributions"
       }
      }
     },
     "localname": "PensionAndOtherPostretirementBenefitContributions",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PensionAndOtherPostretirementBenefitExpense": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cost (reversal of cost) for pension and other postretirement benefits.",
        "label": "Pension and Other Postretirement Benefits Cost (Reversal of Cost)",
        "terseLabel": "Pension and non-pension postretirement benefit costs",
        "verboseLabel": "Pension and Other Postretirement Benefits Costs"
       }
      }
     },
     "localname": "PensionAndOtherPostretirementBenefitExpense",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsAllocatedPortionofPensionandPostretirementBenefitPlanCostsDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock": {
     "auth_ref": [
      "r494",
      "r496",
      "r502",
      "r519",
      "r521",
      "r522",
      "r523",
      "r524",
      "r525",
      "r540",
      "r542",
      "r543",
      "r544",
      "r557"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for retirement benefits.",
        "label": "Retirement Benefits [Text Block]",
        "verboseLabel": "Retirement Benefits (All Registrants)"
       }
      }
     },
     "localname": "PensionAndOtherPostretirementBenefitsDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsAllRegistrants"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_PensionPlansDefinedBenefitMember": {
     "auth_ref": [
      "r467",
      "r469",
      "r473",
      "r474",
      "r475",
      "r476",
      "r477",
      "r478",
      "r479",
      "r480",
      "r481",
      "r482",
      "r483",
      "r484",
      "r485",
      "r486",
      "r487",
      "r488",
      "r489",
      "r490",
      "r491",
      "r492",
      "r493",
      "r494",
      "r495",
      "r497",
      "r498",
      "r499",
      "r500",
      "r501",
      "r502",
      "r503",
      "r504",
      "r505",
      "r506",
      "r507",
      "r508",
      "r509",
      "r510",
      "r511",
      "r512",
      "r513",
      "r514",
      "r515",
      "r516",
      "r517",
      "r518",
      "r520",
      "r523",
      "r527",
      "r530",
      "r531",
      "r532",
      "r533",
      "r534",
      "r535",
      "r536",
      "r537",
      "r538",
      "r539",
      "r540",
      "r541",
      "r544",
      "r545",
      "r552",
      "r553",
      "r554",
      "r555"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Plan designed to provide participant with pension benefits. Includes, but is not limited to, defined benefit and defined contribution plans. Excludes other postretirement benefits.",
        "label": "Pension Plan [Member]",
        "terseLabel": "Pension Plan, Defined Benefit [Member]"
       }
      }
     },
     "localname": "PensionPlansDefinedBenefitMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsCalculationofNetPeriodicBenefitCostDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PortionAtFairValueFairValueDisclosureMember": {
     "auth_ref": [
      "r695"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measured at fair value for financial reporting purposes.",
        "label": "Portion at Fair Value Measurement [Member]",
        "terseLabel": "Portion at Fair Value Measurement [Member]"
       }
      }
     },
     "localname": "PortionAtFairValueFairValueDisclosureMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PrepaidTaxes": {
     "auth_ref": [
      "r38",
      "r301",
      "r302"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 14.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of asset related to consideration paid in advance for income and other taxes that provide economic benefits within a future period of one year or the normal operating cycle, if longer.",
        "label": "Prepaid Taxes",
        "terseLabel": "Prepaid utility taxes"
       }
      }
     },
     "localname": "PrepaidTaxes",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PrivateEquityFundsMember": {
     "auth_ref": [
      "r495"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Investments held in private equity funds.",
        "label": "Private Equity Funds [Member]",
        "terseLabel": "Private Equity Funds [Member]"
       }
      }
     },
     "localname": "PrivateEquityFundsMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ProceedsFromCollectionOfRetainedInterestInSecuritizedReceivables": {
     "auth_ref": [
      "r154"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash inflow from collection on beneficial interest in securitization of receivables.",
        "label": "Proceeds from Collection of Retained Interest in Securitized Receivables",
        "terseLabel": "Collection of deferred purchase price"
       }
      }
     },
     "localname": "ProceedsFromCollectionOfRetainedInterestInSecuritizedReceivables",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromContributionsFromAffiliates": {
     "auth_ref": [
      "r163"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 11.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash inflow from an entity that is affiliated with the entity by means of direct or indirect ownership.",
        "label": "Proceeds from Contributions from Affiliates",
        "terseLabel": "Proceeds from Contributions from Affiliates"
       }
      }
     },
     "localname": "ProceedsFromContributionsFromAffiliates",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromContributionsFromParent": {
     "auth_ref": [
      "r163"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash inflow from parent as a source of financing that is recorded as additional paid in capital.",
        "label": "Proceeds from Contributions from Parent",
        "terseLabel": "Contributions from parent"
       }
      }
     },
     "localname": "ProceedsFromContributionsFromParent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromDivestitureOfBusinesses": {
     "auth_ref": [
      "r155"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period.",
        "label": "Proceeds from Divestiture of Businesses",
        "terseLabel": "Proceeds from Divestiture of Businesses"
       }
      }
     },
     "localname": "ProceedsFromDivestitureOfBusinesses",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/MergersAcquisitionsandDispositionsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromIssuanceOfLongTermDebt": {
     "auth_ref": [
      "r162"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.",
        "label": "Proceeds from Issuance of Long-Term Debt",
        "terseLabel": "Issuance of long-term debt"
       }
      }
     },
     "localname": "ProceedsFromIssuanceOfLongTermDebt",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromPaymentsForOtherFinancingActivities": {
     "auth_ref": [
      "r163",
      "r166"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 5.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash inflow (outflow) from financing activities classified as other.",
        "label": "Proceeds from (Payments for) Other Financing Activities",
        "terseLabel": "Other financing activities"
       }
      }
     },
     "localname": "ProceedsFromPaymentsForOtherFinancingActivities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess": {
     "auth_ref": [
      "r162",
      "r165",
      "r176"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash inflow from a borrowing net of the cash outflow from repayment of a borrowing having initial term of repayment within three months.",
        "label": "Proceeds from (Repayments of) Short-Term Debt, Maturing in Three Months or Less",
        "terseLabel": "Changes in short-term borrowings"
       }
      }
     },
     "localname": "ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromSaleAndCollectionOfNotesReceivable": {
     "auth_ref": [
      "r154"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash inflow associated with the proceeds from sale of notes receivable, as well as principal collections from a borrowing supported by a written promise to pay an obligation (note receivable).",
        "label": "Proceeds from Sale and Collection of Notes Receivable",
        "terseLabel": "Proceeds from Sale and Collection of Notes Receivable"
       }
      }
     },
     "localname": "ProceedsFromSaleAndCollectionOfNotesReceivable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsNarrativeDetails",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromSaleAndMaturityOfOtherInvestments": {
     "auth_ref": [
      "r157"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash inflow associated with the sale and maturity (principal being due) of other investments, prepayment and call (request of early payment) of other investments not otherwise defined in the taxonomy.",
        "label": "Proceeds from Sale and Maturity of Other Investments",
        "verboseLabel": "Proceeds from NDT fund sales"
       }
      }
     },
     "localname": "ProceedsFromSaleAndMaturityOfOtherInvestments",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromSaleOfPropertyHeldForSale": {
     "auth_ref": [
      "r156"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 5.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash inflow from the sale of formerly productive land held for sale, anything permanently fixed to it, including buildings, structures on it, and so forth.",
        "label": "Proceeds from Sale of Property Held-for-sale",
        "terseLabel": "Proceeds from Sale of Property Held-for-sale"
       }
      }
     },
     "localname": "ProceedsFromSaleOfPropertyHeldForSale",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths": {
     "auth_ref": [
      "r162"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 7.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash inflow from a borrowing having initial term of repayment of more than three months but less than one year or one operating cycle (if the normal cycle is more than one year).",
        "label": "Proceeds from Short-Term Debt, Maturing in More than Three Months",
        "terseLabel": "Proceeds from short-term borrowings with maturities greater than 90 days"
       }
      }
     },
     "localname": "ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromStockPlans": {
     "auth_ref": [
      "r161"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 12.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash inflow associated with the amount received from the stock plan during the period.",
        "label": "Proceeds from Stock Plans",
        "verboseLabel": "Proceeds from employee stock plans"
       }
      }
     },
     "localname": "ProceedsFromStockPlans",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProductAndServiceOtherMember": {
     "auth_ref": [
      "r463"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Article or substance produced by nature, labor or machinery and act of providing assistance, classified as other.",
        "label": "Product and Service, Other [Member]",
        "terseLabel": "Competitive businesses other revenues [Member]"
       }
      }
     },
     "localname": "ProductAndServiceOtherMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ProfitLoss": {
     "auth_ref": [
      "r30",
      "r119",
      "r122",
      "r127",
      "r168",
      "r185",
      "r199",
      "r211",
      "r212",
      "r247",
      "r253",
      "r257",
      "r260",
      "r263",
      "r285",
      "r384",
      "r385",
      "r386",
      "r389",
      "r390",
      "r391",
      "r393",
      "r395",
      "r397",
      "r398",
      "r610",
      "r616",
      "r618",
      "r633",
      "r634",
      "r674",
      "r699",
      "r818"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      },
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.",
        "label": "Net Income (Loss), Including Portion Attributable to Noncontrolling Interest",
        "terseLabel": "Net income (loss)",
        "totalLabel": "Net income (loss)"
       }
      }
     },
     "localname": "ProfitLoss",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails",
      "http://www.exeloncorp.com/role/SignificantAccountingPoliciesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProjectMember": {
     "auth_ref": [
      "r783"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Planned program of work.",
        "label": "Project [Domain]",
        "terseLabel": "Project [Domain]"
       }
      }
     },
     "localname": "ProjectMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Property, Plant and Equipment [Abstract]",
        "terseLabel": "Property, Plant and Equipment [Abstract]"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Property, Plant and Equipment [Line Items]",
        "terseLabel": "Property, Plant and Equipment [Line Items]"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AssetImpairmentsNarrativeDetails",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentNet": {
     "auth_ref": [
      "r323",
      "r754",
      "r820",
      "r834"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.",
        "label": "Property, Plant and Equipment, Net",
        "terseLabel": "Property, plant and equipment, net",
        "verboseLabel": "Property, plant and equipment, net"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentNet",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsImplicationsofPotentialEarlyPlantRetirementonBalanceSheetDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProvisionForDoubtfulAccounts": {
     "auth_ref": [
      "r142",
      "r295"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of expense (reversal of expense) for expected credit loss on accounts receivable.",
        "label": "Accounts Receivable, Credit Loss Expense (Reversal)",
        "negatedLabel": "Current period provision for expected credit losses",
        "terseLabel": "Allowance for credit losses"
       }
      }
     },
     "localname": "ProvisionForDoubtfulAccounts",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivableAllowanceforCreditLossesRollforwardDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity": {
     "auth_ref": [
      "r923",
      "r924"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The component of the allowance for funds used during construction during the period based on an assumed rate of return on equity funds used in financing the construction of regulated assets.",
        "label": "Public Utilities, Allowance for Funds Used During Construction, Capitalized Cost of Equity",
        "negatedTerseLabel": "AFUDC - Equity",
        "terseLabel": "AFUDC - Equity"
       }
      }
     },
     "localname": "PublicUtilitiesAllowanceForFundsUsedDuringConstructionCapitalizedCostOfEquity",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationOperationsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PublicUtilitiesAmountOfAllowanceForEarningsOnEquityCapitalizedForRateMakingPurposes": {
     "auth_ref": [
      "r916"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Discloses the amount of any allowance for earnings on shareholders' investment capitalized for rate making purposes but not for the financial statements.",
        "label": "Public Utilities, Amount of Allowance for Earnings on Equity Capitalized for Rate Making Purposes",
        "terseLabel": "Public Utilities, Amount of Allowance for Earnings on Equity Capitalized for Rate Making Purposes"
       }
      }
     },
     "localname": "PublicUtilitiesAmountOfAllowanceForEarningsOnEquityCapitalizedForRateMakingPurposes",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersCapitalizedRatemakingAmountNotRecognizedDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PublicUtilitiesApprovedEquityCapitalStructurePercentage": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of public utility's approved equity to capital, including debt and equity.",
        "label": "Public Utilities, Approved Equity Capital Structure, Percentage",
        "terseLabel": "Public Utilities, Approved Equity Capital Structure, Percentage"
       }
      }
     },
     "localname": "PublicUtilitiesApprovedEquityCapitalStructurePercentage",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersAnnualElectricTransmissionFillingsDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersEnergyEfficiencyFormulaRateDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_PublicUtilitiesApprovedRateIncreaseDecreaseAmount": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of public utility's approved rate increase (decrease) by regulatory agency.",
        "label": "Public Utilities, Approved Rate Increase (Decrease), Amount",
        "terseLabel": "Approved Revenue Requirement Increase (Decrease)"
       }
      }
     },
     "localname": "PublicUtilitiesApprovedRateIncreaseDecreaseAmount",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PublicUtilitiesApprovedRateIncreaseDecreasePercentage": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of public utility's approved rate increase (decrease) by regulatory agency.",
        "label": "Public Utilities, Approved Rate Increase (Decrease), Percentage",
        "terseLabel": "Public Utilities, Approved Rate Increase (Decrease), Percentage"
       }
      }
     },
     "localname": "PublicUtilitiesApprovedRateIncreaseDecreasePercentage",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_PublicUtilitiesApprovedReturnOnEquityPercentage": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of public utility's approved return on equity.",
        "label": "Public Utilities, Approved Return on Equity, Percentage",
        "terseLabel": "Public Utilities, Approved Return on Equity, Percentage",
        "verboseLabel": "Approved Return on Equity, Percentage"
       }
      }
     },
     "localname": "PublicUtilitiesApprovedReturnOnEquityPercentage",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersAnnualElectricTransmissionFillingsDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersEnergyEfficiencyFormulaRateDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_PublicUtilitiesDisclosureTextBlock": {
     "auth_ref": [
      "r925"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for public utilities.",
        "label": "Public Utilities Disclosure [Text Block]",
        "verboseLabel": "Regulatory Matters (All Registrants)"
       }
      }
     },
     "localname": "PublicUtilitiesDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersAllRegistrants"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_PublicUtilitiesGeneralDisclosuresLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Public Utilities, General Disclosures [Line Items]",
        "terseLabel": "Public Utilities, General Disclosures [Line Items]"
       }
      }
     },
     "localname": "PublicUtilitiesGeneralDisclosuresLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersAnnualElectricTransmissionFillingsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_PublicUtilitiesGeneralDisclosuresTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about regulation for public utility entities, including, but not limited to, rate requests, decommissioning costs and the amount of allowance for earnings on equity capitalized for rate making purposes.",
        "label": "Public Utilities General Disclosures [Table]",
        "terseLabel": "Public Utilities General Disclosures [Table]"
       }
      }
     },
     "localname": "PublicUtilitiesGeneralDisclosuresTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersAnnualElectricTransmissionFillingsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_PublicUtilitiesGeneralDisclosuresTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of regulation for public utility entities, including, but not limited to, rate requests, decommissioning costs and the amount of allowance for earnings on equity capitalized for rate making purposes.",
        "label": "Public Utilities General Disclosures [Table Text Block]",
        "terseLabel": "Capitalized Ratemaking Amounts Not Recognized [Table Text Block]"
       }
      }
     },
     "localname": "PublicUtilitiesGeneralDisclosuresTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_PublicUtilitiesMember": {
     "auth_ref": [
      "r463"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Government regulated service to public including, but not limited to, electricity, natural gas, water, sewage, telephone, and transportation.",
        "label": "Public Utilities [Member]",
        "terseLabel": "Natural gas operating revenues"
       }
      }
     },
     "localname": "PublicUtilitiesMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PublicUtilitiesRegulatoryProceedingAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by name of regulatory proceeding.",
        "label": "Public Utilities, Regulatory Proceeding [Axis]",
        "terseLabel": "Public Utilities, Regulatory Proceeding [Axis]"
       }
      }
     },
     "localname": "PublicUtilitiesRegulatoryProceedingAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersAnnualElectricTransmissionFillingsDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersEnergyEfficiencyFormulaRateDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_PublicUtilitiesRegulatoryProceedingDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Proceeding with public utility's regulatory body.",
        "label": "Public Utilities, Regulatory Proceeding [Domain]",
        "terseLabel": "Public Utilities, Regulatory Proceeding [Domain]"
       }
      }
     },
     "localname": "PublicUtilitiesRegulatoryProceedingDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersAnnualElectricTransmissionFillingsDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersEnergyEfficiencyFormulaRateDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PublicUtilitiesRequestedEquityCapitalStructurePercentage": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of public utility's requested equity to capital, including debt and equity.",
        "label": "Public Utilities, Requested Equity Capital Structure, Percentage",
        "terseLabel": "Public Utilities, Requested Equity Capital Structure, Percentage",
        "verboseLabel": "Requested Return on Distribution Rate Base, Percentage"
       }
      }
     },
     "localname": "PublicUtilitiesRequestedEquityCapitalStructurePercentage",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersEnergyEfficiencyFormulaRateDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_PublicUtilitiesRequestedRateIncreaseDecreaseAmendedAmount": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of public utility's amended requested rate increase (decrease) with regulatory agency.",
        "label": "Public Utilities, Requested Rate Increase (Decrease), Amended, Amount",
        "terseLabel": "Public Utilities, Requested Rate Increase (Decrease), Amended, Amount",
        "verboseLabel": "Requested Revenue Requirement Increase (Decrease), Amended"
       }
      }
     },
     "localname": "PublicUtilitiesRequestedRateIncreaseDecreaseAmendedAmount",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersAnnualElectricTransmissionFillingsDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersEnergyEfficiencyFormulaRateDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PublicUtilitiesRequestedRateIncreaseDecreaseAmount": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of public utility's requested rate increase (decrease) with regulatory agency.",
        "label": "Public Utilities, Requested Rate Increase (Decrease), Amount",
        "terseLabel": "Public Utilities, Requested Rate Increase (Decrease), Amount",
        "verboseLabel": "Requested Revenue Requirement Increase (Decrease)"
       }
      }
     },
     "localname": "PublicUtilitiesRequestedRateIncreaseDecreaseAmount",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersAnnualElectricTransmissionFillingsDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersEnergyEfficiencyFormulaRateDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofCompletedRateCasesDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PublicUtilitiesRequestedReturnOnEquityPercentage": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of public utility's requested return on equity.",
        "label": "Public Utilities, Requested Return on Equity, Percentage",
        "terseLabel": "Requested Return on Equity, Percentage"
       }
      }
     },
     "localname": "PublicUtilitiesRequestedReturnOnEquityPercentage",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersEnergyEfficiencyFormulaRateDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_PublicUtilityAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of utility plant.",
        "label": "Public Utility [Axis]",
        "terseLabel": "Public Utility [Axis]"
       }
      }
     },
     "localname": "PublicUtilityAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AssetImpairmentsNarrativeDetails",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsImplicationsofPotentialEarlyPlantRetirementonBalanceSheetDetails",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsNarrativeDetails",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsPretaxExpenseDetails",
      "http://www.exeloncorp.com/role/NuclearDecommissioningNarrativeDetails",
      "http://www.exeloncorp.com/role/NuclearDecommissioningRollforwardofNuclearDecommissioningARODetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_PublicUtilityPropertyPlantAndEquipmentLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Public Utility, Property, Plant and Equipment [Line Items]",
        "terseLabel": "Public Utility, Property, Plant and Equipment [Line Items]"
       }
      }
     },
     "localname": "PublicUtilityPropertyPlantAndEquipmentLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersCapitalizedRatemakingAmountNotRecognizedDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_PublicUtilityPropertyPlantAndEquipmentTable": {
     "auth_ref": [
      "r912"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about public utility physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, deprecation expense and method used, including composite depreciation, and accumulated deprecation.",
        "label": "Public Utility, Property, Plant and Equipment [Table]",
        "terseLabel": "Public Utility, Property, Plant and Equipment [Table]"
       }
      }
     },
     "localname": "PublicUtilityPropertyPlantAndEquipmentTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersCapitalizedRatemakingAmountNotRecognizedDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_PublicUtilityRegulatedOrUnregulatedStatusAxis": {
     "auth_ref": [
      "r912"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by status (regulated or unregulated) of the public utility.",
        "label": "Regulation Status [Axis]",
        "terseLabel": "Regulation Status [Axis]"
       }
      }
     },
     "localname": "PublicUtilityRegulatedOrUnregulatedStatusAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RealEstateFundsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Investments in funds that invest in commercial or residential real estate.",
        "label": "Real Estate Funds [Member]",
        "terseLabel": "Real Estate Funds [Member]"
       }
      }
     },
     "localname": "RealEstateFundsMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RealEstateTaxExpense": {
     "auth_ref": [
      "r565"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A tax based on the assessed value of real estate by the local government. The tax is usually based on the value of property (including the land).",
        "label": "Real Estate Tax Expense",
        "verboseLabel": "Property"
       }
      }
     },
     "localname": "RealEstateTaxExpense",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationTaxesOtherThanIncomeTaxesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RealizedInvestmentGainsLosses": {
     "auth_ref": [
      "r850"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of realized gain (loss) on investment.",
        "label": "Realized Investment Gains (Losses)",
        "negatedTerseLabel": "Realized Investment Gains (Losses)"
       }
      }
     },
     "localname": "RealizedInvestmentGainsLosses",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueAssetsLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ReceivableTypeDomain": {
     "auth_ref": [
      "r94"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing arrangement representing a contractual right to receive money either on demand or on fixed and determinable dates.",
        "label": "Receivable [Domain]",
        "terseLabel": "Receivable [Domain]"
       }
      }
     },
     "localname": "ReceivableTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivableAllowanceforCreditLossesRollforwardDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax": {
     "auth_ref": [
      "r116",
      "r125",
      "r126",
      "r128",
      "r713",
      "r717",
      "r719"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax of reclassification adjustments of other comprehensive income (loss).",
        "label": "Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax",
        "negatedTerseLabel": "Amounts reclassified from AOCI"
       }
      }
     },
     "localname": "ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeScheduleofChangesinAOCIDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RecourseMember": {
     "auth_ref": [
      "r615",
      "r624"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Liability for which creditor has recourse to debtor.",
        "label": "Recourse [Member]",
        "terseLabel": "Recourse [Member]"
       }
      }
     },
     "localname": "RecourseMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RecourseStatusAxis": {
     "auth_ref": [
      "r615",
      "r624"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by recourse or nonrecourse status of liability.",
        "label": "Recourse Status [Axis]",
        "terseLabel": "Recourse Status [Axis]"
       }
      }
     },
     "localname": "RecourseStatusAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RecourseStatusDomain": {
     "auth_ref": [
      "r615",
      "r624"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Recourse or nonrecourse status of liability.",
        "label": "Recourse Status [Domain]",
        "terseLabel": "Recourse Status [Domain]"
       }
      }
     },
     "localname": "RecourseStatusDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RegulatedAndUnregulatedOperationDomain": {
     "auth_ref": [
      "r912"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Operations of companies, both regulated and unregulated.",
        "label": "Regulated and Unregulated Operation [Domain]",
        "terseLabel": "Regulated and Unregulated Operation [Domain]"
       }
      }
     },
     "localname": "RegulatedAndUnregulatedOperationDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RegulatedOperationMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Operation of entities that are regulated by governmental organizations for example, but not limited to, local, state, county, country, or other regulatory organizations.",
        "label": "Regulated Operation [Member]",
        "terseLabel": "Regulated Operation [Member]"
       }
      }
     },
     "localname": "RegulatedOperationMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RegulatedOperationsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Regulated Operations [Abstract]",
        "terseLabel": "Regulated Operations [Abstract]"
       }
      }
     },
     "localname": "RegulatedOperationsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_RegulatoryAssetAxis": {
     "auth_ref": [
      "r914",
      "r915",
      "r920"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of regulatory asset.",
        "label": "Regulatory Asset [Axis]",
        "terseLabel": "Regulatory Asset [Axis]"
       }
      }
     },
     "localname": "RegulatoryAssetAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RegulatoryAssetDomain": {
     "auth_ref": [
      "r914"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Rate action of a regulator resulting in capitalization of costs incurred.",
        "label": "Regulatory Asset [Domain]",
        "terseLabel": "Regulatory Asset [Domain]"
       }
      }
     },
     "localname": "RegulatoryAssetDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RegulatoryAssets": {
     "auth_ref": [
      "r914"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount for the individual regulatory asset as itemized in a table of regulatory assets as of the end of the period.",
        "label": "Regulatory Asset",
        "terseLabel": "Regulatory Assets"
       }
      }
     },
     "localname": "RegulatoryAssets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RegulatoryAssetsCurrent": {
     "auth_ref": [
      "r914"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 11.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying amount as of the balance sheet date of capitalized costs of regulated entities that are expected to be recovered through revenue sources within one year or the normal operating cycle, if longer. Such costs are capitalized if they meet both of the following criteria: a. It is probable that future revenue in an amount at least equal to the capitalized cost will result from inclusion of that cost in allowable costs for rate-making purposes. b. Based on available evidence, the future revenue will be provided to permit recovery of the previously incurred cost rather than to provide for expected levels of similar future costs. If the revenue will be provided through an automatic rate-adjustment clause, this criterion requires that the regulator's intent clearly be to permit recovery of the previously incurred cost.",
        "label": "Regulatory Asset, Current",
        "terseLabel": "Regulatory assets, current"
       }
      }
     },
     "localname": "RegulatoryAssetsCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RegulatoryAssetsNoncurrent": {
     "auth_ref": [
      "r914"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_DeferredCostsAndOtherAssets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying amount as of the balance sheet date of capitalized costs of regulated entities that are not expected to be recovered through revenue sources within one year or the normal operating cycle if longer.",
        "label": "Regulatory Asset, Noncurrent",
        "terseLabel": "Regulatory assets, noncurrent"
       }
      }
     },
     "localname": "RegulatoryAssetsNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RegulatoryLiabilities": {
     "auth_ref": [
      "r919"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount for the individual regulatory liability as itemized in a table of regulatory liabilities as of the end of the period.",
        "label": "Regulatory Liability",
        "terseLabel": "Regulatory Liabilities"
       }
      }
     },
     "localname": "RegulatoryLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SignificantAccountingPoliciesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RegulatoryLiabilityAxis": {
     "auth_ref": [
      "r919"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of regulatory liability.",
        "label": "Regulatory Liability [Axis]",
        "terseLabel": "Regulatory Liability [Axis]"
       }
      }
     },
     "localname": "RegulatoryLiabilityAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RegulatoryLiabilityCurrent": {
     "auth_ref": [
      "r919"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 6.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount for the individual regulatory current liability as itemized in a table of regulatory current liabilities as of the end of the period.",
        "label": "Regulatory Liability, Current",
        "terseLabel": "Regulatory liabilities, current"
       }
      }
     },
     "localname": "RegulatoryLiabilityCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RegulatoryLiabilityDomain": {
     "auth_ref": [
      "r919"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Rate action of a regulator resulting in accrual of costs or expenses.",
        "label": "Regulatory Liability [Domain]",
        "terseLabel": "Regulatory Liability [Domain]"
       }
      }
     },
     "localname": "RegulatoryLiabilityDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RegulatoryLiabilityNoncurrent": {
     "auth_ref": [
      "r90"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 5.0,
       "parentTag": "us-gaap_DeferredCreditsAndOtherLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount for the individual regulatory noncurrent liability as itemized in a table of regulatory noncurrent liabilities as of the end of the period.",
        "label": "Regulatory Liability, Noncurrent",
        "terseLabel": "Regulatory liabilities, noncurrent"
       }
      }
     },
     "localname": "RegulatoryLiabilityNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RelatedPartyDomain": {
     "auth_ref": [
      "r520",
      "r743",
      "r744"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Related parties include affiliates; other entities for which investments are accounted for by the equity method by the entity; trusts for benefit of employees; and principal owners, management, and members of immediate families. It also may include other parties with which the entity may control or can significantly influence the management or operating policies of the other to an extent that one of the transacting parties might be prevented from fully pursuing its own separate interests.",
        "label": "Related Party [Domain]",
        "terseLabel": "Related Party [Domain]"
       }
      }
     },
     "localname": "RelatedPartyDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivablePurchasesandSalesofAccountsReceivableDetail",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsBSCandPHISCOServiceCompaniesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsLongTermDebttoFinancingTrustsDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsNoncurrentReceivablesfromPayablestoaffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsUtilityRegistrantsexpensewithGenerationDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RelatedPartyTransactionAmountsOfTransaction": {
     "auth_ref": [
      "r743",
      "r747"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 7.0,
       "parentTag": "us-gaap_CostsAndExpenses",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of transactions with related party during the financial reporting period.",
        "label": "Related Party Transaction, Amounts of Transaction",
        "terseLabel": "Purchased power and fuel from affiliates"
       }
      }
     },
     "localname": "RelatedPartyTransactionAmountsOfTransaction",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RelatedPartyTransactionDueFromToRelatedPartyCurrent": {
     "auth_ref": [
      "r189",
      "r744"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Receivables to be collected from (obligations owed to) related parties, net as of the balance sheet date within one year where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth.",
        "label": "Related Party Transaction, Due from (to) Related Party, Current",
        "terseLabel": "Related Party Transaction, Due from (to) Related Party, Current"
       }
      }
     },
     "localname": "RelatedPartyTransactionDueFromToRelatedPartyCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty": {
     "auth_ref": [
      "r743"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_CostsAndExpenses",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.",
        "label": "Related Party Transaction, Expenses from Transactions with Related Party",
        "terseLabel": "Related Party Transaction, Expenses from Transactions with Related Party",
        "verboseLabel": "Related Party Transaction, Expenses from Transactions with Related Party"
       }
      }
     },
     "localname": "RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsBSCandPHISCOServiceCompaniesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RelatedPartyTransactionLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Related Party Transaction [Line Items]",
        "terseLabel": "Related Party Transaction [Line Items]"
       }
      }
     },
     "localname": "RelatedPartyTransactionLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsBSCandPHISCOServiceCompaniesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsLongTermDebttoFinancingTrustsDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsNoncurrentReceivablesfromPayablestoaffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsUtilityRegistrantsexpensewithGenerationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty": {
     "auth_ref": [],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_CostsAndExpenses",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Purchases during the period (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.",
        "label": "Related Party Transaction, Purchases from Related Party",
        "negatedTerseLabel": "Purchased power and/or fuel from affiliates",
        "terseLabel": "Purchased power and/or fuel from affiliates"
       }
      }
     },
     "localname": "RelatedPartyTransactionPurchasesFromRelatedParty",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsUtilityRegistrantsexpensewithGenerationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RelatedPartyTransactionsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Related Party Transactions [Abstract]",
        "terseLabel": "Related Party Transactions [Abstract]"
       }
      }
     },
     "localname": "RelatedPartyTransactionsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_RelatedPartyTransactionsByRelatedPartyAxis": {
     "auth_ref": [
      "r520",
      "r743",
      "r747",
      "r781",
      "r782",
      "r784",
      "r785",
      "r786",
      "r787",
      "r788",
      "r789",
      "r790",
      "r791",
      "r792",
      "r793"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of related party. Related parties include, but not limited to, affiliates; other entities for which investments are accounted for by the equity method by the entity; trusts for benefit of employees; and principal owners, management, and members of immediate families. It also may include other parties with which the entity may control or can significantly influence the management or operating policies of the other to an extent that one of the transacting parties might be prevented from fully pursuing its own separate interests.",
        "label": "Related Party [Axis]",
        "terseLabel": "Related Party [Axis]"
       }
      }
     },
     "localname": "RelatedPartyTransactionsByRelatedPartyAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivablePurchasesandSalesofAccountsReceivableDetail",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsBSCandPHISCOServiceCompaniesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsLongTermDebttoFinancingTrustsDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsNoncurrentReceivablesfromPayablestoaffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsUtilityRegistrantsexpensewithGenerationDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RelatedPartyTransactionsDisclosureTextBlock": {
     "auth_ref": [
      "r741",
      "r742",
      "r744",
      "r748",
      "r749"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for related party transactions. Examples of related party transactions include transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners; and (d) affiliates.",
        "label": "Related Party Transactions Disclosure [Text Block]",
        "terseLabel": "Related Party Transactions (All Registrants)"
       }
      }
     },
     "localname": "RelatedPartyTransactionsDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsAllRegistrants"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_RemovalCostsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Rate action of a regulator resulting in capitalization or accrual of removal costs.",
        "label": "Removal Costs [Member]",
        "terseLabel": "Removal Costs [Member]"
       }
      }
     },
     "localname": "RemovalCostsMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RenewableEnergyProgramMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Rate action of a regulator resulting in capitalization or accrual of costs related to implementation of renewable energy program.",
        "label": "Renewable Energy Program [Member]",
        "terseLabel": "Renewable Energy Program [Member]"
       }
      }
     },
     "localname": "RenewableEnergyProgramMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RepaymentsOfLongTermDebt": {
     "auth_ref": [
      "r165"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 6.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.",
        "label": "Repayments of Long-Term Debt",
        "negatedLabel": "Retirement of long-term debt"
       }
      }
     },
     "localname": "RepaymentsOfLongTermDebt",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths": {
     "auth_ref": [
      "r165"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 8.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash outflow from a repayment of a borrowing having initial term of repayment of more than three months but less than one year or one operating cycle (if the normal cycle is more than one year).",
        "label": "Repayments of Short-Term Debt, Maturing in More than Three Months",
        "negatedTerseLabel": "Repayments on short-term borrowings with maturities greater than 90 days"
       }
      }
     },
     "localname": "RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue": {
     "auth_ref": [
      "r44",
      "r175",
      "r180"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.",
        "label": "Restricted Cash and Cash Equivalents, Current",
        "terseLabel": "Restricted cash",
        "verboseLabel": "Restricted cash and cash equivalents"
       }
      }
     },
     "localname": "RestrictedCashAndCashEquivalentsAtCarryingValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationBalanceSheetDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RestrictedCashAndCashEquivalentsNoncurrent": {
     "auth_ref": [
      "r175",
      "r180",
      "r898"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as noncurrent. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.",
        "label": "Restricted Cash and Cash Equivalents, Noncurrent",
        "terseLabel": "Restricted cash included in other long-term assets"
       }
      }
     },
     "localname": "RestrictedCashAndCashEquivalentsNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationBalanceSheetDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RestructuringAndRelatedCostIncurredCost": {
     "auth_ref": [
      "r348",
      "r351",
      "r355",
      "r357"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Discloses the amount charged against the accrued restructuring reserves, or earnings if not previously accrued, during the period for the specified type of restructuring cost.",
        "label": "Restructuring and Related Cost, Incurred Cost",
        "terseLabel": "Restructuring and Related Cost, Incurred Cost"
       }
      }
     },
     "localname": "RestructuringAndRelatedCostIncurredCost",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsPretaxExpenseDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RestructuringCostAndReserveAxis": {
     "auth_ref": [
      "r348",
      "r349",
      "r355",
      "r356"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of restructuring cost.",
        "label": "Restructuring Type [Axis]",
        "terseLabel": "Restructuring Type [Axis]"
       }
      }
     },
     "localname": "RestructuringCostAndReserveAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsImplicationsofPotentialEarlyPlantRetirementonBalanceSheetDetails",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsNarrativeDetails",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsPretaxExpenseDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RestructuringCosts": {
     "auth_ref": [
      "r173"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.",
        "label": "Restructuring Costs",
        "terseLabel": "Restructuring Costs"
       }
      }
     },
     "localname": "RestructuringCosts",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RestructuringReserveAcceleratedDepreciation": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of accelerated depreciation charged against earnings associated with exit from or disposal of business activities or restructuring plan.",
        "label": "Restructuring and Related Cost, Accelerated Depreciation",
        "terseLabel": "Accelerated depreciation"
       }
      }
     },
     "localname": "RestructuringReserveAcceleratedDepreciation",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsPretaxExpenseDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RetainedEarningsAccumulatedDeficit": {
     "auth_ref": [
      "r67",
      "r441",
      "r754",
      "r831",
      "r865",
      "r870"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cumulative amount of the reporting entity's undistributed earnings or deficit.",
        "label": "Retained Earnings (Accumulated Deficit)",
        "terseLabel": "Retained earnings/Undistributed earnings (losses)"
       }
      }
     },
     "localname": "RetainedEarningsAccumulatedDeficit",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/SignificantAccountingPoliciesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RetainedEarningsAppropriatedMember": {
     "auth_ref": [
      "r65",
      "r433"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A segregation of retained earnings which is unavailable for dividend distribution. Includes also retained earnings appropriated for loss contingencies.",
        "label": "Retained Earnings, Appropriated [Member]",
        "terseLabel": "Retained Earnings, Appropriated"
       }
      }
     },
     "localname": "RetainedEarningsAppropriatedMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RetainedEarningsMember": {
     "auth_ref": [
      "r2",
      "r196",
      "r197",
      "r198",
      "r200",
      "r209",
      "r212",
      "r289",
      "r562",
      "r563",
      "r564",
      "r585",
      "r586",
      "r672",
      "r861",
      "r863"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cumulative amount of the reporting entity's undistributed earnings or deficit.",
        "label": "Retained Earnings [Member]",
        "terseLabel": "Retained Earnings [Member]"
       }
      }
     },
     "localname": "RetainedEarningsMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RetainedEarningsUnappropriated": {
     "auth_ref": [
      "r66",
      "r183",
      "r830"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 5.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A segregation of retained earnings which is available for dividend distribution. Earnings not paid out as dividends but instead reinvested in the core business or used to pay off debt. Unappropriated profit is part of shareholder equity. Also called cumulative distributions or earned surplus or accumulated earnings or unappropriated profit."
       }
      }
     },
     "localname": "RetainedEarningsUnappropriated",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RetainedEarningsUnappropriatedMember": {
     "auth_ref": [
      "r66"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A segregation of retained earnings which is available for dividend distribution. Earnings not paid out as dividends but instead reinvested in the core business or used to pay off debt. Unappropriated profit is part of shareholder equity. Also called cumulative distributions or earned surplus or accumulated earnings or unappropriated profit.",
        "label": "Retained Earnings, Unappropriated [Member]",
        "terseLabel": "Retained Earnings, Unappropriated [Member]"
       }
      }
     },
     "localname": "RetainedEarningsUnappropriatedMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RetainedInterestFairValueDisclosure": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value portion of interest continued to be held by a transferor after transferring financial assets to a third party.",
        "label": "Retained Interest, Fair Value Disclosure",
        "terseLabel": "DPP consideration"
       }
      }
     },
     "localname": "RetainedInterestFairValueDisclosure",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RetirementPlanTypeAxis": {
     "auth_ref": [
      "r467",
      "r468",
      "r469",
      "r473",
      "r474",
      "r475",
      "r476",
      "r477",
      "r478",
      "r479",
      "r480",
      "r481",
      "r482",
      "r483",
      "r484",
      "r485",
      "r486",
      "r487",
      "r488",
      "r489",
      "r490",
      "r491",
      "r492",
      "r493",
      "r494",
      "r495",
      "r497",
      "r498",
      "r499",
      "r500",
      "r501",
      "r502",
      "r503",
      "r504",
      "r505",
      "r506",
      "r507",
      "r508",
      "r509",
      "r510",
      "r511",
      "r512",
      "r513",
      "r514",
      "r515",
      "r516",
      "r517",
      "r518",
      "r520",
      "r523",
      "r527",
      "r530",
      "r531",
      "r532",
      "r533",
      "r534",
      "r535",
      "r536",
      "r537",
      "r538",
      "r539",
      "r540",
      "r541",
      "r544",
      "r545",
      "r546",
      "r547",
      "r548",
      "r549",
      "r552",
      "r553",
      "r554",
      "r555"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of retirement benefit plan. Includes, but is not limited to, retirement benefit arrangement for defined benefit pension and other postretirement plans, retirement benefit arrangement for defined contribution pension and other postretirement plans, and special and contractual termination benefits payable upon retirement.",
        "label": "Retirement Plan Type [Axis]",
        "terseLabel": "Retirement Plan Type [Axis]"
       }
      }
     },
     "localname": "RetirementPlanTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsAllocatedPortionofPensionandPostretirementBenefitPlanCostsDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsCalculationofNetPeriodicBenefitCostDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RetirementPlanTypeDomain": {
     "auth_ref": [
      "r467",
      "r468",
      "r469",
      "r473",
      "r474",
      "r475",
      "r476",
      "r477",
      "r478",
      "r479",
      "r480",
      "r481",
      "r482",
      "r483",
      "r484",
      "r485",
      "r486",
      "r487",
      "r488",
      "r489",
      "r490",
      "r491",
      "r492",
      "r493",
      "r494",
      "r495",
      "r497",
      "r498",
      "r499",
      "r500",
      "r501",
      "r502",
      "r503",
      "r504",
      "r505",
      "r506",
      "r507",
      "r508",
      "r509",
      "r510",
      "r511",
      "r512",
      "r513",
      "r514",
      "r515",
      "r516",
      "r517",
      "r518",
      "r520",
      "r523",
      "r527",
      "r530",
      "r531",
      "r532",
      "r533",
      "r534",
      "r535",
      "r536",
      "r537",
      "r538",
      "r539",
      "r540",
      "r541",
      "r544",
      "r545",
      "r546",
      "r547",
      "r548",
      "r549",
      "r552",
      "r553",
      "r554",
      "r555"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Type of plan designed to provide participants with retirement benefits. Includes, but is not limited to, retirement benefit arrangement for defined benefit pension and other postretirement plans, retirement benefit arrangement for defined contribution pension and other postretirement plans, and special and contractual termination benefits payable upon retirement.",
        "label": "Retirement Plan Type [Domain]",
        "terseLabel": "Retirement Plan Type [Domain]"
       }
      }
     },
     "localname": "RetirementPlanTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsAllocatedPortionofPensionandPostretirementBenefitPlanCostsDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsCalculationofNetPeriodicBenefitCostDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RevenueFromContractWithCustomerAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Revenue from Contract with Customer [Abstract]",
        "terseLabel": "Revenue from Contract with Customer [Abstract]"
       }
      }
     },
     "localname": "RevenueFromContractWithCustomerAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax": {
     "auth_ref": [
      "r238",
      "r239",
      "r252",
      "r258",
      "r259",
      "r266",
      "r267",
      "r270",
      "r457",
      "r458",
      "r774"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_Revenues",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.",
        "label": "Revenue from Contract with Customer, Including Assessed Tax",
        "terseLabel": "Revenue from Contract with Customer, Including Assessed Tax",
        "verboseLabel": "Revenue from Contract with Customer, Including Assessed Tax"
       }
      }
     },
     "localname": "RevenueFromContractWithCustomerIncludingAssessedTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement",
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RevenueFromContractWithCustomerTextBlock": {
     "auth_ref": [
      "r447",
      "r448",
      "r449",
      "r450",
      "r451",
      "r452",
      "r455",
      "r456",
      "r461",
      "r466"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure of revenue from contract with customer to transfer good or service and to transfer nonfinancial asset. Includes, but is not limited to, disaggregation of revenue, credit loss recognized from contract with customer, judgment and change in judgment related to contract with customer, and asset recognized from cost incurred to obtain or fulfill contract with customer. Excludes insurance and lease contracts.",
        "label": "Revenue from Contract with Customer [Text Block]",
        "terseLabel": "Revenue from Contracts with Customers (All Registrants)"
       }
      }
     },
     "localname": "RevenueFromContractWithCustomerTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RevenuefromContractswithCustomersAllRegistrants"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_RevenueFromRelatedParties": {
     "auth_ref": [
      "r145",
      "r387",
      "r389",
      "r390",
      "r396",
      "r397",
      "r398",
      "r878"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_Revenues",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.",
        "label": "Revenue from Related Parties",
        "terseLabel": "Revenue from Related Parties",
        "verboseLabel": "Operating revenues from affiliates"
       }
      }
     },
     "localname": "RevenueFromRelatedParties",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsUtilityRegistrantsexpensewithGenerationDetails",
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RevenueRemainingPerformanceObligation": {
     "auth_ref": [
      "r453"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of transaction price allocated to performance obligation that has not been recognized as revenue.",
        "label": "Revenue, Remaining Performance Obligation, Amount",
        "terseLabel": "Revenue, Remaining Performance Obligation, Amount"
       }
      }
     },
     "localname": "RevenueRemainingPerformanceObligation",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RevenuefromContractwithCustomerPerformanceObligationsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]",
        "terseLabel": "Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]"
       }
      }
     },
     "localname": "RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RevenuefromContractwithCustomerPerformanceObligationsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1": {
     "auth_ref": [
      "r454"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Period in which remaining performance obligation is expected to be recognized as revenue, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.",
        "label": "Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period",
        "terseLabel": "Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period"
       }
      }
     },
     "localname": "RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RevenuefromContractwithCustomerPerformanceObligationsDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis": {
     "auth_ref": [
      "r454"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Start date of time band for expected timing of satisfaction of remaining performance obligation, in YYYY-MM-DD format.",
        "label": "Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]",
        "terseLabel": "Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]"
       }
      }
     },
     "localname": "RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RevenuefromContractwithCustomerPerformanceObligationsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about expected timing for satisfying remaining performance obligation.",
        "label": "Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table]",
        "terseLabel": "Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table]"
       }
      }
     },
     "localname": "RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RevenuefromContractwithCustomerPerformanceObligationsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock": {
     "auth_ref": [
      "r454"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of expected timing for satisfying remaining performance obligation.",
        "label": "Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table Text Block]",
        "terseLabel": "Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction"
       }
      }
     },
     "localname": "RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RevenuefromContractswithCustomersTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_Revenues": {
     "auth_ref": [
      "r131",
      "r185",
      "r238",
      "r239",
      "r252",
      "r258",
      "r259",
      "r266",
      "r267",
      "r270",
      "r285",
      "r384",
      "r385",
      "r386",
      "r389",
      "r390",
      "r391",
      "r393",
      "r395",
      "r397",
      "r398",
      "r699",
      "r818"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_OperatingIncomeLoss",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).",
        "label": "Revenues",
        "terseLabel": "Revenues",
        "totalLabel": "Total operating revenues"
       }
      }
     },
     "localname": "Revenues",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RevenuesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Revenues [Abstract]",
        "verboseLabel": "Operating revenues"
       }
      }
     },
     "localname": "RevenuesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RevolvingCreditFacilityMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Arrangement in which loan proceeds can continuously be obtained following repayments, but the total amount borrowed cannot exceed a specified maximum amount.",
        "label": "Revolving Credit Facility [Member]",
        "terseLabel": "Revolving Credit Facility [Member]"
       }
      }
     },
     "localname": "RevolvingCreditFacilityMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SummaryofRevolvingCreditAgreementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable": {
     "auth_ref": [
      "r94"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule itemizing specific types of trade accounts and notes receivable, and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables.",
        "label": "Schedule of Accounts, Notes, Loans and Financing Receivable [Table]",
        "terseLabel": "Schedule of Accounts, Notes, Loans and Financing Receivable [Table]"
       }
      }
     },
     "localname": "ScheduleOfAccountsNotesLoansAndFinancingReceivableTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivableAllowanceforCreditLossesRollforwardDetails",
      "http://www.exeloncorp.com/role/AccountsReceivablePurchasesandSalesofAccountsReceivableDetail",
      "http://www.exeloncorp.com/role/AccountsReceivableUnbilledCustomerRevenueDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock": {
     "auth_ref": [
      "r94"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables.",
        "label": "Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]",
        "terseLabel": "Unbilled customer revenue"
       }
      }
     },
     "localname": "ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivableTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock": {
     "auth_ref": [
      "r116",
      "r718",
      "r719"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the components of accumulated other comprehensive income (loss).",
        "label": "Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]",
        "terseLabel": "Schedule of Changes in Accumulated Other Comprehensive Income (Loss)"
       }
      }
     },
     "localname": "ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfChangeInAssetRetirementObligationTableTextBlock": {
     "auth_ref": [
      "r335"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the changes in carrying amount of a liability for asset retirement obligations, for changes such as new obligations, changes in estimates of existing obligations, spending on existing obligations, property dispositions, and foreign currency translation.",
        "label": "Schedule of Change in Asset Retirement Obligation [Table Text Block]",
        "terseLabel": "Schedule of Change in Asset Retirement Obligation [Table Text Block]"
       }
      }
     },
     "localname": "ScheduleOfChangeInAssetRetirementObligationTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/NuclearDecommissioningTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfCostsOfRetirementPlansTableTextBlock": {
     "auth_ref": [
      "r526"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the costs related to the various types of retirement plans including defined benefit pension plan cost, defined contribution plan cost, other postretirement benefit plan cost, and net periodic benefit cost.",
        "label": "Schedule of Costs of Retirement Plans [Table Text Block]",
        "terseLabel": "Allocated Portion of Pension and Postretirement Benefit Costs"
       }
      }
     },
     "localname": "ScheduleOfCostsOfRetirementPlansTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfDebtInstrumentsTextBlock": {
     "auth_ref": [
      "r89",
      "r194",
      "r428",
      "r430",
      "r437",
      "r438",
      "r439",
      "r440",
      "r724",
      "r725",
      "r728",
      "r821"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of long-debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the entity, if longer.",
        "label": "Schedule of Long-Term Debt Instruments [Table Text Block]",
        "terseLabel": "Schedule of Long-term Debt Instruments [Table Text Block]"
       }
      }
     },
     "localname": "ScheduleOfDebtInstrumentsTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable": {
     "auth_ref": [
      "r526",
      "r527",
      "r528",
      "r529",
      "r540"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosures about an individual defined benefit pension plan or an other postretirement defined benefit plan. It may be appropriate to group certain similar plans. Also includes schedule for fair value of plan assets by major categories of plan assets by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets or liabilities (Level 1), Significant other observable inputs (Level 2), and significant unobservable inputs (Level 3).",
        "label": "Schedule of Defined Benefit Plans Disclosures [Table]",
        "terseLabel": "Schedule of Defined Benefit Plans Disclosures [Table]"
       }
      }
     },
     "localname": "ScheduleOfDefinedBenefitPlansDisclosuresTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsAllocatedPortionofPensionandPostretirementBenefitPlanCostsDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsCalculationofNetPeriodicBenefitCostDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsDefinedContributionSavingsPlansDetails",
      "http://www.exeloncorp.com/role/RetirementBenefitsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock": {
     "auth_ref": [
      "r570"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.",
        "label": "Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]",
        "terseLabel": "Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]"
       }
      }
     },
     "localname": "ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfEntityWideRevenueByMajorCustomersByReportingSegmentsTable": {
     "auth_ref": [
      "r270"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure about the extent of the entity's reliance on its major customers.",
        "label": "Schedule of Revenue by Major Customers, by Reporting Segments [Table]",
        "terseLabel": "Schedule of Revenue by Major Customers, by Reporting Segments [Table]"
       }
      }
     },
     "localname": "ScheduleOfEntityWideRevenueByMajorCustomersByReportingSegmentsTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationElectricandGasRevenuebyCustomerClassDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfEnvironmentalLossContingenciesBySiteTextBlock": {
     "auth_ref": [
      "r342",
      "r343",
      "r344",
      "r367",
      "r368"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of environmental loss contingencies by individual site. Does not include loss contingencies that are not environmental in nature.",
        "label": "Schedule of Environmental Loss Contingencies by Site [Table Text Block]",
        "verboseLabel": "Accrued environmental liabilities"
       }
      }
     },
     "localname": "ScheduleOfEnvironmentalLossContingenciesBySiteTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfErrorCorrectionsAndPriorPeriodAdjustmentRestatementTable": {
     "auth_ref": [
      "r203",
      "r204",
      "r205",
      "r208",
      "r209",
      "r211",
      "r212",
      "r227"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule of prior period adjustments to correct an error in previously issued financial statements. The disclosure may include, but is not limited to: (1) the effect of the correction on each financial statement line item and any per-share amounts affected for each prior period presented (2) the cumulative effect of the change on retained earnings or other appropriate components of equity or net assets in the statement of financial position, as of the beginning of the earliest period presented, and (3) the effect of the prior period adjustment (both gross and net of applicable income tax) on the net income of each prior period presented in the entity's annual report for the year in which the adjustments are made. This table can be used to disclose the amounts as previously reported and the effect of the correction or other adjustment on per line item or per share amount basis. This table uses as its line items financial statement line items that are affected by prior period adjustments.",
        "label": "Schedule of Error Corrections and Prior Period Adjustment Restatement [Table]",
        "terseLabel": "Schedule of Error Corrections and Prior Period Adjustment Restatement [Table]"
       }
      }
     },
     "localname": "ScheduleOfErrorCorrectionsAndPriorPeriodAdjustmentRestatementTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SignificantAccountingPoliciesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock": {
     "auth_ref": [
      "r678",
      "r679"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3).",
        "label": "Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]",
        "terseLabel": "Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]"
       }
      }
     },
     "localname": "ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfGuaranteeObligationsTable": {
     "auth_ref": [
      "r379"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure about the type or nature of guarantees, for example performance, indemnification, payment and other guarantees, and related information such as term, origin and purpose, triggering event, maximum exposure, and carrying value. Represents the guarantor's disclosures which include the information about each guarantee, or each group of similar guarantees, even if the likelihood of the guarantor's need to make any payments under the guarantee is remote. This excludes disclosures for product warranties.",
        "label": "Schedule of Guarantor Obligations [Table]",
        "terseLabel": "Schedule of Guarantor Obligations [Table]"
       }
      }
     },
     "localname": "ScheduleOfGuaranteeObligationsTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock": {
     "auth_ref": [
      "r82"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of short-term or long-term contractual arrangements with lenders, including letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line.",
        "label": "Schedule of Line of Credit Facilities [Table Text Block]",
        "terseLabel": "Schedule of Revolving Credit Agreements"
       }
      }
     },
     "localname": "ScheduleOfLineOfCreditFacilitiesTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfNetBenefitCostsTableTextBlock": {
     "auth_ref": [
      "r506"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments.",
        "label": "Schedule of Net Benefit Costs [Table Text Block]",
        "terseLabel": "Calculation of Net Periodic Benefit Costs"
       }
      }
     },
     "localname": "ScheduleOfNetBenefitCostsTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RetirementBenefitsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfOtherNonoperatingIncomeByComponentTextBlock": {
     "auth_ref": [
      "r151"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the detailed components of other nonoperating income. May include methodology, assumptions and amounts for: (a) dividends, (b) interest on securities, (c) profits on securities (net of losses), and (d) miscellaneous other income items.",
        "label": "Schedule of Other Nonoperating Income, by Component [Table Text Block]",
        "verboseLabel": "Schedule of Other Nonoperating Income, by Component"
       }
      }
     },
     "localname": "ScheduleOfOtherNonoperatingIncomeByComponentTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfPropertyPlantAndEquipmentTable": {
     "auth_ref": [
      "r323"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.",
        "label": "Property, Plant and Equipment [Table]",
        "terseLabel": "Property, Plant and Equipment [Table]"
       }
      }
     },
     "localname": "ScheduleOfPropertyPlantAndEquipmentTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AssetImpairmentsNarrativeDetails",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable": {
     "auth_ref": [
      "r745",
      "r747"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule of quantitative and qualitative information pertaining to related party transactions. Examples of related party transactions include transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners; and (d) affiliates.",
        "label": "Schedule of Related Party Transactions, by Related Party [Table]",
        "terseLabel": "Schedule of Related Party Transactions, by Related Party [Table]"
       }
      }
     },
     "localname": "ScheduleOfRelatedPartyTransactionsByRelatedPartyTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsBSCandPHISCOServiceCompaniesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsCurrentReceivablesFromPayablesToAffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsLongTermDebttoFinancingTrustsDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsNoncurrentReceivablesfromPayablestoaffiliatesDetails",
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsUtilityRegistrantsexpensewithGenerationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of related party transactions. Examples of related party transactions include, but are not limited to, transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners and (d) affiliates.",
        "label": "Schedule of Related Party Transactions [Table Text Block]",
        "terseLabel": "Utility Registrants' expense with Generation"
       }
      }
     },
     "localname": "ScheduleOfRelatedPartyTransactionsTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RelatedPartyTransactionsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock": {
     "auth_ref": [
      "r352",
      "r353",
      "r354"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of costs incurred for restructuring including, but not limited to, exit and disposal activities, remediation, implementation, integration, asset impairment, and charges against earnings from the write-down of assets.",
        "label": "Restructuring and Related Costs [Table Text Block]",
        "terseLabel": "Restructuring and Related Costs [Table Text Block]"
       }
      }
     },
     "localname": "ScheduleOfRestructuringAndRelatedCostsTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfRevenueByMajorCustomersByReportingSegmentsTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the extent of the entity's reliance on its major customers, if revenues from transactions with a single external customer amount to 10 percent or more of entity revenues, including the disclosure of that fact, the total amount of revenues from each such customer, and the identity of the reportable segment or segments reporting the revenues. The entity need not disclose the identity of a major customer or the amount of revenues that each segment reports from that customer. For these purposes, a group of companies known to the entity to be under common control is considered a single customer, and the federal government, a state government, a local government such as a county or municipality, or a foreign government is each considered a single customer.",
        "label": "Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block]",
        "terseLabel": "Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block]"
       }
      }
     },
     "localname": "ScheduleOfRevenueByMajorCustomersByReportingSegmentsTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable": {
     "auth_ref": [
      "r247",
      "r250",
      "r256",
      "r312"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A table disclosing the profit or loss and total assets for each reportable segment of the entity. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.",
        "label": "Schedule of Segment Reporting Information, by Segment [Table]",
        "terseLabel": "Schedule of Segment Reporting Information, by Segment [Table]"
       }
      }
     },
     "localname": "ScheduleOfSegmentReportingInformationBySegmentTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationNarrativeDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails",
      "http://www.exeloncorp.com/role/SegmentInformationTables"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock": {
     "auth_ref": [
      "r247",
      "r250",
      "r256",
      "r312"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss.",
        "label": "Schedule of Segment Reporting Information, by Segment [Table Text Block]",
        "verboseLabel": "Analysis and reconciliation of reportable segment information"
       }
      }
     },
     "localname": "ScheduleOfSegmentReportingInformationBySegmentTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfShortTermDebtTable": {
     "auth_ref": [
      "r83"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A table or schedule providing information pertaining to borrowings under which repayment was required in less than twelve months (or normal operating cycle, if longer) after its issuance. It may include: (1) description of the short-term debt arrangement; (2) identification of the lender or type of lender; (3) repayment terms; (4) weighted average interest rate; (5) carrying amount of funds borrowed under the specified short-term debt arrangement as of the balance sheet date and measures of the maximum and average amount outstanding during the period; (6) description of the refinancing of a short-term obligation when that obligation is excluded from current liabilities in the balance sheet; and (7) amount of a short-term obligation that has been excluded from current liabilities in the balance sheet because of a refinancing of the obligation.",
        "label": "Schedule of Short-Term Debt [Table]",
        "terseLabel": "Schedule of Short-term Debt [Table]"
       }
      }
     },
     "localname": "ScheduleOfShortTermDebtTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsCommercialPaperBorrowingsDetails",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsNarrativeDetails",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsTables"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfShortTermDebtTextBlock": {
     "auth_ref": [
      "r83"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of short-term debt arrangements (having initial terms of repayment within one year or the normal operating cycle, if longer) including: (1) description of the short-term debt arrangement; (2) identification of the lender or type of lender; (3) repayment terms; (4) weighted average interest rate; (5) carrying amount of funds borrowed under the specified short-term debt arrangement as of the balance sheet date; (6) description of the refinancing of a short-term obligation when that obligation is excluded from current liabilities in the balance sheet; and (7) amount of a short-term obligation that has been excluded from current liabilities in the balance sheet because of a refinancing of the obligation.",
        "label": "Schedule of Short-Term Debt [Table Text Block]",
        "terseLabel": "Schedule of Commercial Paper Borrowings"
       }
      }
     },
     "localname": "ScheduleOfShortTermDebtTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock": {
     "auth_ref": [
      "r576",
      "r582"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the change in unrecognized tax benefits.",
        "label": "Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]",
        "terseLabel": "Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]"
       }
      }
     },
     "localname": "ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfVariableInterestEntitiesTable": {
     "auth_ref": [
      "r614",
      "r615",
      "r623",
      "r624",
      "r625",
      "r627",
      "r628",
      "r630",
      "r631",
      "r768",
      "r769",
      "r770"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of qualitative and quantitative information related to variable interests the entity holds, whether or not such variable interest entity (VIE) is included in the reporting entity's consolidated financial statements. Includes, but is not limited to, description of the significant judgments and assumptions made in determining whether a variable interest (as defined) held by the entity requires the variable interest entity (VIE) (as defined) to be consolidated and (or) disclose information about its involvement with the VIE, individually or in aggregate (as applicable); the nature of restrictions, if any, on the consolidated VIE's assets and on the settlement of its liabilities reported by an entity in its statement of financial position, including the carrying amounts of such assets and liabilities; the nature of, and changes in, the risks associated with involvement in the VIE; how involvement with the VIE affects the entity's financial position, financial performance, and cash flows; the lack of recourse if creditors (or beneficial interest holders) of the consolidated VIE have no recourse to the general credit of the primary beneficiary (if applicable); the terms of arrangements, giving consideration to both explicit arrangements and implicit variable interests, if any, that could require the entity to provide financial support to the VIE, including events or circumstances that could expose the entity to a loss; the methodology used by the entity for determining whether or not it is the primary beneficiary of the variable interest entity; the significant factors considered and judgments made in determining that the power to direct the activities of a VIE that most significantly impact the VIE's economic performance are shared (as defined); the carrying amounts and classification of assets and liabilities of the VIE included in the statement of financial position; the entity's maximum exposure to loss, if any, as a result of its involvement with the VIE, including how the maximum exposure is determined and significant sources of the entity's exposure to the VIE; a tabular comparison of the carrying amounts of the assets and liabilities and the entity's maximum exposure to loss; information about any liquidity arrangements, guarantees, and (or) other commitments by third parties that may affect the fair value or risk of the entity's variable interest in the VIE; whether or not the entity has provided financial support or other support (explicitly or implicitly) to the VIE that it was not previously contractually required to provide or whether the entity intends to provide that support, including the type and amount of the support and the primary reasons for providing the support; and supplemental information the entity determines necessary to provide.",
        "label": "Schedule of Variable Interest Entities [Table]",
        "terseLabel": "Schedule of Variable Interest Entities [Table]"
       }
      }
     },
     "localname": "ScheduleOfVariableInterestEntitiesTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesSummaryofSignificantUnconsolidatedVIEsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember": {
     "auth_ref": [
      "r660"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fixed rate on U.S. dollar, constant-notional interest rate swap that has its variable-rate leg referenced to Secured Overnight Financing Rate (SOFR) with no additional spread over SOFR on variable-rate leg.",
        "label": "Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]",
        "terseLabel": "Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate"
       }
      }
     },
     "localname": "SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsNarrativeDetails",
      "http://www.exeloncorp.com/role/SummaryofRevolvingCreditAgreementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SegmentContinuingOperationsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Component of an entity expected to operate in the foreseeable future.",
        "label": "Continuing Operations [Member]",
        "terseLabel": "Continuing Operations"
       }
      }
     },
     "localname": "SegmentContinuingOperationsMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SegmentDomain": {
     "auth_ref": [
      "r234",
      "r238",
      "r239",
      "r240",
      "r241",
      "r242",
      "r243",
      "r244",
      "r245",
      "r246",
      "r247",
      "r248",
      "r249",
      "r252",
      "r253",
      "r254",
      "r255",
      "r257",
      "r258",
      "r259",
      "r260",
      "r261",
      "r263",
      "r270",
      "r304",
      "r305",
      "r306",
      "r307",
      "r308",
      "r309",
      "r310",
      "r311",
      "r312",
      "r313",
      "r351",
      "r357",
      "r853"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Components of an entity that engage in business activities from which they may earn revenue and incur expenses, including transactions with other components of the same entity.",
        "label": "Segments [Domain]",
        "terseLabel": "Segments [Domain]"
       }
      }
     },
     "localname": "SegmentDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SegmentOperatingActivitiesDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Operations of an entity including continuing and discontinued operations.",
        "label": "Operating Activities [Domain]",
        "terseLabel": "Operating Activities [Domain]"
       }
      }
     },
     "localname": "SegmentOperatingActivitiesDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SegmentReportingAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Segment Reporting [Abstract]",
        "terseLabel": "Segment Reporting [Abstract]"
       }
      }
     },
     "localname": "SegmentReportingAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_SegmentReportingDisclosureTextBlock": {
     "auth_ref": [
      "r234",
      "r236",
      "r237",
      "r247",
      "r251",
      "r257",
      "r261",
      "r262",
      "r263",
      "r264",
      "r266",
      "r269",
      "r270",
      "r271"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for reporting segments including data and tables. Reportable segments include those that meet any of the following quantitative thresholds a) it's reported revenue, including sales to external customers and intersegment sales or transfers is 10 percent or more of the combined revenue, internal and external, of all operating segments b) the absolute amount of its reported profit or loss is 10 percent or more of the greater, in absolute amount of 1) the combined reported profit of all operating segments that did not report a loss or 2) the combined reported loss of all operating segments that did report a loss c) its assets are 10 percent or more of the combined assets of all operating segments.",
        "label": "Segment Reporting Disclosure [Text Block]",
        "verboseLabel": "Segment Information (All Registrants)"
       }
      }
     },
     "localname": "SegmentReportingDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationAllRegistrants"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_SegmentReportingInformationLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Segment Reporting Information [Line Items]",
        "terseLabel": "Segment Reporting Information [Line Items]"
       }
      }
     },
     "localname": "SegmentReportingInformationLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationNarrativeDetails",
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ServiceOtherMember": {
     "auth_ref": [
      "r463"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Assistance, including, but not limited to, technology, license and maintenance, license and service, maintenance, oil and gas, financial service, and other financial service, classified as other.",
        "label": "Service, Other [Member]",
        "terseLabel": "Shared service and other revenues [Member]"
       }
      }
     },
     "localname": "ServiceOtherMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SeveranceCosts1": {
     "auth_ref": [
      "r173"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.",
        "label": "Severance Costs",
        "terseLabel": "Severance Costs"
       }
      }
     },
     "localname": "SeveranceCosts1",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_SharesIssued": {
     "auth_ref": [
      "r436"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of shares of stock issued as of the balance sheet date, including shares that had been issued and were previously outstanding but which are now held in the treasury.",
        "label": "Shares, Issued",
        "periodEndLabel": "Ending balance (in shares)",
        "periodStartLabel": "Beginning balance (in shares)"
       }
      }
     },
     "localname": "SharesIssued",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShortTermBankLoansAndNotesPayable": {
     "auth_ref": [
      "r77",
      "r836"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of borrowings from a bank classified as other, maturing within one year or operating cycle, if longer.",
        "label": "Short-Term Bank Loans and Notes Payable",
        "terseLabel": "Short-term Bank Loans and Notes Payable"
       }
      }
     },
     "localname": "ShortTermBankLoansAndNotesPayable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsNarrativeDetails",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ShortTermBorrowings": {
     "auth_ref": [
      "r53",
      "r754",
      "r800",
      "r827"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.",
        "label": "Short-Term Debt",
        "terseLabel": "Short-term Debt",
        "verboseLabel": "Short-term borrowings"
       }
      }
     },
     "localname": "ShortTermBorrowings",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ShortTermDebtLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Short-Term Debt [Line Items]",
        "terseLabel": "Short-term Debt [Line Items]"
       }
      }
     },
     "localname": "ShortTermDebtLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsCommercialPaperBorrowingsDetails",
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ShortTermDebtTypeAxis": {
     "auth_ref": [
      "r83"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of short-term debt arrangement.",
        "label": "Short-Term Debt, Type [Axis]",
        "terseLabel": "Short-term Debt, Type [Axis]"
       }
      }
     },
     "localname": "ShortTermDebtTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsCommercialPaperBorrowingsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ShortTermDebtTypeDomain": {
     "auth_ref": [
      "r80"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Type of short-term debt arrangement, such as notes, line of credit, commercial paper, asset-based financing, project financing, letter of credit financing.",
        "label": "Short-Term Debt, Type [Domain]",
        "terseLabel": "Short-term Debt, Type [Domain]"
       }
      }
     },
     "localname": "ShortTermDebtTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsCommercialPaperBorrowingsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ShortTermDebtWeightedAverageInterestRate": {
     "auth_ref": [
      "r81"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average interest rate of short-term debt outstanding calculated at point in time.",
        "label": "Short-Term Debt, Weighted Average Interest Rate, at Point in Time",
        "terseLabel": "Short-term Debt, Weighted Average Interest Rate, at Point in Time"
       }
      }
     },
     "localname": "ShortTermDebtWeightedAverageInterestRate",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsCommercialPaperBorrowingsDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleAmountOfUnrecordedBenefit": {
     "auth_ref": [
      "r572"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of the unrecognized tax benefit of a position taken for which it is reasonably possible that the total amount thereof will significantly increase or decrease within twelve months of the balance sheet date.",
        "label": "Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit",
        "terseLabel": "Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit"
       }
      }
     },
     "localname": "SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleAmountOfUnrecordedBenefit",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_SiteContingencyLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Site Contingency [Line Items]",
        "terseLabel": "Site Contingency [Line Items]"
       }
      }
     },
     "localname": "SiteContingencyLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofAccrualsforEnvironmentalMattersDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SiteContingencyTable": {
     "auth_ref": [
      "r341",
      "r342",
      "r343",
      "r344",
      "r346",
      "r347",
      "r368",
      "r369"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information and financial data about the reasonably possible loss or the recognized and additional reasonably possible loss from an environmental remediation obligation.",
        "label": "Site Contingency [Table]",
        "terseLabel": "Site Contingency [Table]"
       }
      }
     },
     "localname": "SiteContingencyTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofAccrualsforEnvironmentalMattersDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SpentNuclearFuelObligationNoncurrent": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Provision for the disposal costs of spent nuclear fuel from generating stations.",
        "label": "Spent Nuclear Fuel Obligation, Noncurrent",
        "terseLabel": "Spent Nuclear Fuel Obligation, Noncurrent"
       }
      }
     },
     "localname": "SpentNuclearFuelObligationNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsBalanceSheet",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueofFinancialLiabilitiesRecordedatAmortizedCostDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_StandbyLettersOfCreditMember": {
     "auth_ref": [
      "r373",
      "r380",
      "r607",
      "r872"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "An irrevocable undertaking (typically by a financial institution) to guarantee payment of a specified financial obligation.",
        "label": "Standby Letters of Credit [Member]",
        "terseLabel": "Standby Letters of Credit"
       }
      }
     },
     "localname": "StandbyLettersOfCreditMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_StateAndLocalJurisdictionMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Designated tax department of a state or local government entitled to levy and collect income taxes from the entity.",
        "label": "State and Local Jurisdiction [Member]",
        "terseLabel": "State and Local Jurisdiction [Member]"
       }
      }
     },
     "localname": "StateAndLocalJurisdictionMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_StatementBusinessSegmentsAxis": {
     "auth_ref": [
      "r14",
      "r234",
      "r238",
      "r239",
      "r240",
      "r241",
      "r242",
      "r243",
      "r244",
      "r245",
      "r246",
      "r247",
      "r248",
      "r249",
      "r252",
      "r253",
      "r254",
      "r255",
      "r257",
      "r258",
      "r259",
      "r260",
      "r261",
      "r263",
      "r270",
      "r304",
      "r305",
      "r306",
      "r307",
      "r308",
      "r309",
      "r310",
      "r311",
      "r312",
      "r313",
      "r327",
      "r351",
      "r357",
      "r853"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by business segments.",
        "label": "Segments [Axis]",
        "terseLabel": "Segments [Axis]"
       }
      }
     },
     "localname": "StatementBusinessSegmentsAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementEquityComponentsAxis": {
     "auth_ref": [
      "r2",
      "r93",
      "r125",
      "r126",
      "r127",
      "r196",
      "r197",
      "r198",
      "r200",
      "r209",
      "r212",
      "r228",
      "r289",
      "r436",
      "r441",
      "r562",
      "r563",
      "r564",
      "r585",
      "r586",
      "r672",
      "r713",
      "r714",
      "r715",
      "r716",
      "r717",
      "r719",
      "r740",
      "r861",
      "r862",
      "r863"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by component of equity.",
        "label": "Equity Components [Axis]",
        "terseLabel": "Equity Components [Axis]"
       }
      }
     },
     "localname": "StatementEquityComponentsAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeIncomeTaxesAllocatedtoOtherComprehensiveIncomeLossComponentsDetails",
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeScheduleofChangesinAOCIDetails",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Statement [Line Items]",
        "terseLabel": "Statement [Line Items]"
       }
      }
     },
     "localname": "StatementLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/CoverPage",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsPretaxExpenseDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementOfCashFlowsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of Cash Flows [Abstract]",
        "terseLabel": "Statement of Cash Flows [Abstract]"
       }
      }
     },
     "localname": "StatementOfCashFlowsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementOfFinancialPositionAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of Financial Position [Abstract]",
        "terseLabel": "Statement of Financial Position [Abstract]"
       }
      }
     },
     "localname": "StatementOfFinancialPositionAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementOfStockholdersEquityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of Stockholders' Equity [Abstract]",
        "terseLabel": "Statement of Stockholders' Equity [Abstract]"
       }
      }
     },
     "localname": "StatementOfStockholdersEquityAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementOperatingActivitiesSegmentAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by continuing and discontinuing operations.",
        "label": "Operating Activities [Axis]",
        "terseLabel": "Operating Activities [Axis]"
       }
      }
     },
     "localname": "StatementOperatingActivitiesSegmentAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SegmentInformationReconciliationtoConsolidatedFinancialStatementsDetails",
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationCashFlowDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementTable": {
     "auth_ref": [
      "r196",
      "r197",
      "r198",
      "r228",
      "r774"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule reflecting a Statement of Income, Statement of Cash Flows, Statement of Financial Position, Statement of Shareholders' Equity and Other Comprehensive Income, or other statement as needed.",
        "label": "Statement [Table]",
        "terseLabel": "Statement [Table]"
       }
      }
     },
     "localname": "StatementTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/CoverPage",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsPretaxExpenseDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans": {
     "auth_ref": [
      "r59",
      "r60",
      "r436",
      "r441"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of shares issued during the period as a result of an employee stock purchase plan.",
        "label": "Stock Issued During Period, Shares, Employee Stock Purchase Plans",
        "terseLabel": "Employee stock purchase plan issuances (shares)"
       }
      }
     },
     "localname": "StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationGross": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number, before forfeiture, of shares issued under share-based payment arrangement. Excludes employee stock ownership plan (ESOP).",
        "label": "Shares Issued, Shares, Share-Based Payment Arrangement, before Forfeiture",
        "terseLabel": "Long -Term Incentive Plan Activity (shares)"
       }
      }
     },
     "localname": "StockIssuedDuringPeriodSharesShareBasedCompensationGross",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_StockIssuedDuringPeriodValueEmployeeStockPurchasePlan": {
     "auth_ref": [
      "r59",
      "r60",
      "r436",
      "r441"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Aggregate change in value for stock issued during the period as a result of employee stock purchase plan.",
        "label": "Stock Issued During Period, Value, Employee Stock Purchase Plan",
        "terseLabel": "Employee stock purchase plan issuances"
       }
      }
     },
     "localname": "StockIssuedDuringPeriodValueEmployeeStockPurchasePlan",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_StockIssuedDuringPeriodValueShareBasedCompensationGross": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Value, before forfeiture, of shares issued under share-based payment arrangement. Excludes employee stock ownership plan (ESOP).",
        "label": "Shares Issued, Value, Share-Based Payment Arrangement, before Forfeiture",
        "terseLabel": "Long-Term Incentive Plan Activity"
       }
      }
     },
     "localname": "StockIssuedDuringPeriodValueShareBasedCompensationGross",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_StockholdersEquity": {
     "auth_ref": [
      "r60",
      "r69",
      "r70",
      "r185",
      "r275",
      "r285",
      "r699",
      "r754"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.",
        "label": "Stockholders' Equity Attributable to Parent",
        "periodEndLabel": "Ending Balance",
        "periodStartLabel": "Beginning Balance",
        "totalLabel": "Total shareholders\u2019 equity"
       }
      }
     },
     "localname": "StockholdersEquity",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_StockholdersEquityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stockholders' Equity Attributable to Parent [Abstract]",
        "terseLabel": "Shareholders' equity"
       }
      }
     },
     "localname": "StockholdersEquityAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest": {
     "auth_ref": [
      "r2",
      "r3",
      "r126",
      "r185",
      "r196",
      "r197",
      "r198",
      "r200",
      "r209",
      "r285",
      "r289",
      "r441",
      "r562",
      "r563",
      "r564",
      "r585",
      "r586",
      "r608",
      "r609",
      "r632",
      "r672",
      "r699",
      "r713",
      "r714",
      "r719",
      "r740",
      "r862",
      "r863"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.",
        "label": "Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest",
        "periodEndLabel": "Ending balance",
        "periodStartLabel": "Beginning balance",
        "totalLabel": "Total equity"
       }
      }
     },
     "localname": "StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ChangesinAccumulatedOtherComprehensiveIncomeScheduleofChangesinAOCIDetails",
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_SubsequentEventLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.",
        "label": "Subsequent Event [Line Items]",
        "terseLabel": "Subsequent Event [Line Items]"
       }
      }
     },
     "localname": "SubsequentEventLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SubsequentEventsExelonPHIPepcoDPLandACE",
      "http://www.exeloncorp.com/role/SubsequentEventsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SubsequentEventMember": {
     "auth_ref": [
      "r720",
      "r756"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Identifies event that occurred after the balance sheet date but before financial statements are issued or available to be issued.",
        "label": "Subsequent Event [Member]",
        "terseLabel": "Subsequent Event [Member]"
       }
      }
     },
     "localname": "SubsequentEventMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails",
      "http://www.exeloncorp.com/role/SubsequentEventsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SubsequentEventTable": {
     "auth_ref": [
      "r720",
      "r756"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Discloses pertinent information about one or more significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued.",
        "label": "Subsequent Event [Table]",
        "terseLabel": "Subsequent Event [Table]"
       }
      }
     },
     "localname": "SubsequentEventTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SubsequentEventsExelonPHIPepcoDPLandACE",
      "http://www.exeloncorp.com/role/SubsequentEventsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SubsequentEventTypeAxis": {
     "auth_ref": [
      "r720",
      "r756"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by event that occurred after the balance sheet date but before financial statements are issued or available to be issued.",
        "label": "Subsequent Event Type [Axis]",
        "terseLabel": "Subsequent Event Type [Axis]"
       }
      }
     },
     "localname": "SubsequentEventTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails",
      "http://www.exeloncorp.com/role/SubsequentEventsExelonPHIPepcoDPLandACE",
      "http://www.exeloncorp.com/role/SubsequentEventsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SubsequentEventTypeDomain": {
     "auth_ref": [
      "r720",
      "r756"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Event that occurred after the balance sheet date but before financial statements are issued or available to be issued.",
        "label": "Subsequent Event Type [Domain]",
        "terseLabel": "Subsequent Event Type [Domain]"
       }
      }
     },
     "localname": "SubsequentEventTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesNarrativeDetails",
      "http://www.exeloncorp.com/role/RegulatoryMattersScheduleofPendingRateCasesDetails",
      "http://www.exeloncorp.com/role/SubsequentEventsExelonPHIPepcoDPLandACE",
      "http://www.exeloncorp.com/role/SubsequentEventsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SubsequentEventsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Subsequent Events [Abstract]",
        "terseLabel": "Subsequent Events [Abstract]"
       }
      }
     },
     "localname": "SubsequentEventsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_SubsequentEventsTextBlock": {
     "auth_ref": [
      "r755",
      "r758"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.",
        "label": "Subsequent Events [Text Block]",
        "terseLabel": "Subsequent Events [Text Block]"
       }
      }
     },
     "localname": "SubsequentEventsTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SubsequentEventsExelonPHIPepcoDPLandACE"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_SupplementalBalanceSheetDisclosuresTextBlock": {
     "auth_ref": [
      "r102"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity.",
        "label": "Supplemental Balance Sheet Disclosures [Text Block]",
        "verboseLabel": "Supplemental Balance Sheet Disclosures"
       }
      }
     },
     "localname": "SupplementalBalanceSheetDisclosuresTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_SupplementalCashFlowInformationAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Supplemental Cash Flow Information [Abstract]",
        "terseLabel": "Supplemental Cash Flow Information"
       }
      }
     },
     "localname": "SupplementalCashFlowInformationAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SupplementalDeferredPurchasePrice": {
     "auth_ref": [
      "r177",
      "r178",
      "r179"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A device of credit enhancement where a part of the purchase price for the receivable/ payable is retained to serve as a cash collateral.",
        "label": "Supplemental Deferred Purchase Price",
        "terseLabel": "Increase in deferred purchase price"
       }
      }
     },
     "localname": "SupplementalDeferredPurchasePrice",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_SuretyBondMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "An obligation arising from a three-party agreement that legally binds together a principal who needs the bond, an obligee who requires the bond and a surety company that sells the bond.",
        "label": "Surety Bond [Member]",
        "terseLabel": "Surety Bonds"
       }
      }
     },
     "localname": "SuretyBondMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/CommitmentsandContingenciesScheduleofCommercialCommitmentsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_TaxesExcludingIncomeAndExciseTaxes": {
     "auth_ref": [
      "r141"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 6.0,
       "parentTag": "us-gaap_CostsAndExpenses",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "All taxes not related to income of the entity or excise or sales taxes levied on the revenue of the entity that are not reported elsewhere. These taxes could include production, real estate, personal property, and pump tax.",
        "label": "Taxes, Miscellaneous",
        "terseLabel": "Taxes, Miscellaneous",
        "verboseLabel": "Taxes other than income taxes"
       }
      }
     },
     "localname": "TaxesExcludingIncomeAndExciseTaxes",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TaxesPayableCurrent": {
     "auth_ref": [
      "r84"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying value as of the balance sheet date of obligations incurred and payable for statutory income, sales, use, payroll, excise, real, property and other taxes. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).",
        "label": "Taxes Payable, Current",
        "terseLabel": "Taxes accrued"
       }
      }
     },
     "localname": "TaxesPayableCurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationBalanceSheetDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TradeAccountsReceivableMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount due from customers or clients for goods or services that have been delivered or sold in the normal course of business.",
        "label": "Trade Accounts Receivable [Member]",
        "terseLabel": "Customer accounts receivable"
       }
      }
     },
     "localname": "TradeAccountsReceivableMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivableAllowanceforCreditLossesRollforwardDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_TransactionDomain": {
     "auth_ref": [
      "r100"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Agreement between buyer and seller for the exchange of financial instruments.",
        "label": "Transaction [Domain]",
        "terseLabel": "Transaction [Domain]"
       }
      }
     },
     "localname": "TransactionDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SubsequentEventsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_TransactionTypeAxis": {
     "auth_ref": [
      "r100"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of agreement between buyer and seller for the exchange of financial instruments.",
        "label": "Transaction Type [Axis]",
        "terseLabel": "Transaction Type [Axis]"
       }
      }
     },
     "localname": "TransactionTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SubsequentEventsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_TreasuryStockMember": {
     "auth_ref": [
      "r92",
      "r443"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Shares of an entity that have been repurchased by the entity. This stock has no voting rights and receives no dividends. Note that treasury stock may be recorded at its total cost or separately as par (or stated) value and additional paid in capital. Classified within stockholders' equity if nonredeemable or redeemable solely at the option of the issuer. Classified within temporary equity if redemption is outside the control of the issuer.",
        "label": "Treasury Stock [Member]",
        "terseLabel": "Treasury Stock [Member]"
       }
      }
     },
     "localname": "TreasuryStockMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofChangesinShareholdersEquityUnaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_TreasuryStockShares": {
     "auth_ref": [
      "r92",
      "r443"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends.",
        "label": "Treasury Stock, Shares",
        "terseLabel": "Treasury stock, shares"
       }
      }
     },
     "localname": "TreasuryStockShares",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_TreasuryStockValue": {
     "auth_ref": [
      "r92",
      "r443",
      "r444"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount allocated to treasury stock. Treasury stock is common and preferred shares of an entity that were issued, repurchased by the entity, and are held in its treasury.",
        "label": "Treasury Stock, Value",
        "negatedLabel": "Treasury stock, at cost"
       }
      }
     },
     "localname": "TreasuryStockValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TypeOfAdoptionMember": {
     "auth_ref": [
      "r0",
      "r1",
      "r2",
      "r3",
      "r4",
      "r199",
      "r200",
      "r201",
      "r202",
      "r213",
      "r277",
      "r278",
      "r286",
      "r287",
      "r288",
      "r289",
      "r290",
      "r291",
      "r562",
      "r563",
      "r564",
      "r583",
      "r584",
      "r585",
      "r586",
      "r602",
      "r603",
      "r604",
      "r664",
      "r665",
      "r666",
      "r667",
      "r668",
      "r669",
      "r670",
      "r671",
      "r672",
      "r673",
      "r674",
      "r675",
      "r701",
      "r702",
      "r703",
      "r704",
      "r705",
      "r706",
      "r707",
      "r708",
      "r721",
      "r722",
      "r729",
      "r730",
      "r731",
      "r732",
      "r735",
      "r736",
      "r737",
      "r738",
      "r739",
      "r740",
      "r775",
      "r776",
      "r777",
      "r859",
      "r860",
      "r861",
      "r862",
      "r863",
      "r864",
      "r865",
      "r866",
      "r867",
      "r868",
      "r869",
      "r870"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amendment to accounting standards.",
        "label": "Accounting Standards Update [Domain]",
        "terseLabel": "Accounting Standards Update [Domain]"
       }
      }
     },
     "localname": "TypeOfAdoptionMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_TypeOfRestructuringDomain": {
     "auth_ref": [
      "r348",
      "r349",
      "r355",
      "r356"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Identification of the types of restructuring costs.",
        "label": "Type of Restructuring [Domain]",
        "terseLabel": "Type of Restructuring [Domain]"
       }
      }
     },
     "localname": "TypeOfRestructuringDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsImplicationsofPotentialEarlyPlantRetirementonBalanceSheetDetails",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsNarrativeDetails",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsPretaxExpenseDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_USStatesAndPoliticalSubdivisionsMember": {
     "auth_ref": [
      "r495",
      "r871"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Bonds or similar securities issued by state, city, or local US governments or the agencies operated by state, city, or local governments. Debt securities issued by state governments may include bond issuances of US state authorities including, for example, but not limited to, housing authorities, dormitory authorities, and general obligations while debt securities issued by political subdivisions of US states would include, for example, debt issuances by county, borough, city, or municipal governments.",
        "label": "US States and Political Subdivisions Debt Securities [Member]",
        "terseLabel": "State and municipal debt [Member]"
       }
      }
     },
     "localname": "USStatesAndPoliticalSubdivisionsMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_USTreasuryAndGovernmentMember": {
     "auth_ref": [
      "r495",
      "r819",
      "r871"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This category includes investments in debt securities issued by the United States Department of the Treasury, US Government Agencies and US Government-sponsored Enterprises. Such securities may include treasury bills (short-term maturities - one year or less), treasury notes (intermediate term maturities - two to ten years), and treasury bonds (long-term maturities - ten to thirty years), debt securities issued by the Government National Mortgage Association (Ginnie Mae) and debt securities issued by the Federal National Mortgage Association (Fannie Mae) or the Federal Home Loan Mortgage Corporation (Freddie Mac).",
        "label": "US Treasury and Government [Member]",
        "terseLabel": "US Treasury and Government [Member]"
       }
      }
     },
     "localname": "USTreasuryAndGovernmentMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_UnbilledContractsReceivable": {
     "auth_ref": [
      "r773"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Unbilled amounts due for services rendered or to be rendered, actions taken or to be taken, or a promise to refrain from taking certain actions in accordance with the terms of a legally binding agreement between the entity and, at a minimum, one other party. An example would be amounts associated with contracts or programs where the recognized revenue for performance thereunder exceeds the amounts billed under the terms thereof as of the date of the balance sheet.",
        "label": "Unbilled Contracts Receivable",
        "terseLabel": "Unbilled customer revenue"
       }
      }
     },
     "localname": "UnbilledContractsReceivable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AccountsReceivableUnbilledCustomerRevenueDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_UnrealizedGainLossOnDerivatives": {
     "auth_ref": [
      "r173"
     ],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period.",
        "label": "Unrealized Gain (Loss) on Derivatives",
        "negatedTerseLabel": "Net fair value changes related to derivatives"
       }
      }
     },
     "localname": "UnrealizedGainLossOnDerivatives",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsCashFlows"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_UnrealizedGainLossOnInvestments": {
     "auth_ref": [
      "r173"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of unrealized gain (loss) on investment.",
        "label": "Unrealized Gain (Loss) on Investments",
        "terseLabel": "Unrealized Gain (Loss) on Investments"
       }
      }
     },
     "localname": "UnrealizedGainLossOnInvestments",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueMeasurementsofAssetsandLiabilitiesRecurringandNonrecurringDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_UnrecognizedTaxBenefits": {
     "auth_ref": [
      "r566",
      "r575"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of unrecognized tax benefits.",
        "label": "Unrecognized Tax Benefits",
        "terseLabel": "Unrecognized Tax Benefits"
       }
      }
     },
     "localname": "UnrecognizedTaxBenefits",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesUnrecognizedTaxBenefitsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_UtilitiesOperatingExpenseMaintenanceOperationsAndOtherCostsAndExpenses": {
     "auth_ref": [],
     "calculation": {
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_CostsAndExpenses",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of operating expenses for the period that are associated with the utility's normal revenue producing operation; including selling, general, and administrative expenses, costs incurred for routine plant repairs and maintenance, and operations.",
        "label": "Utilities Operating Expense, Maintenance, Operations, and Other Costs and Expenses",
        "terseLabel": "Operating and maintenance"
       }
      }
     },
     "localname": "UtilitiesOperatingExpenseMaintenanceOperationsAndOtherCostsAndExpenses",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited",
      "http://www.exeloncorp.com/role/DiscontinuedOperationsandDisposalGroupsDetailsIncomeStatement"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_UtilitiesOperatingExpenseTaxes": {
     "auth_ref": [
      "r147"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of operating expense for taxes other than income taxes of regulated operation.",
        "label": "Utilities Operating Expense, Taxes",
        "terseLabel": "Utility taxes"
       }
      }
     },
     "localname": "UtilitiesOperatingExpenseTaxes",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/SupplementalFinancialInformationTaxesOtherThanIncomeTaxesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_UtilityPlantDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Plant owned by a utility entity used in the operations of the entity.",
        "label": "Utility Plant [Domain]",
        "terseLabel": "Utility Plant [Domain]"
       }
      }
     },
     "localname": "UtilityPlantDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/AssetImpairmentsNarrativeDetails",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsImplicationsofPotentialEarlyPlantRetirementonBalanceSheetDetails",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsNarrativeDetails",
      "http://www.exeloncorp.com/role/EarlyPlantRetirementsPretaxExpenseDetails",
      "http://www.exeloncorp.com/role/NuclearDecommissioningNarrativeDetails",
      "http://www.exeloncorp.com/role/NuclearDecommissioningRollforwardofNuclearDecommissioningARODetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount": {
     "auth_ref": [
      "r579"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset.",
        "label": "Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount",
        "terseLabel": "Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount"
       }
      }
     },
     "localname": "ValuationAllowanceDeferredTaxAssetChangeInAmount",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/IncomeTaxesNarrativeDetails",
      "http://www.exeloncorp.com/role/IncomeTaxesReconciliationtoEffectiveTaxRateDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ValuationTechniqueAxis": {
     "auth_ref": [
      "r680"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by valuation approach and technique.",
        "label": "Valuation Approach and Technique [Axis]",
        "terseLabel": "Valuation Approach and Technique [Axis]"
       }
      }
     },
     "localname": "ValuationTechniqueAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ValuationTechniqueDomain": {
     "auth_ref": [
      "r680"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Valuation approach and technique.",
        "label": "Valuation Approach and Technique [Domain]",
        "terseLabel": "Valuation Approach and Technique [Domain]"
       }
      }
     },
     "localname": "ValuationTechniqueDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/FairValueofFinancialAssetsandLiabilitiesFairValueInputsAssetsQuantitativeInformationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_VariableInterestEntityDisclosureTextBlock": {
     "auth_ref": [
      "r635"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for a variable interest entity (VIE), including but not limited to, judgments and assumptions in determining whether to consolidate and in identifying the primary beneficiary, gain (loss) recognized on the initial consolidation of the VIE, terms of arrangements, amounts and classification of the VIE's assets and liabilities, and the entity's maximum exposure to loss.",
        "label": "Variable Interest Entity Disclosure [Text Block]",
        "terseLabel": "Variable Interest Entity Disclosure"
       }
      }
     },
     "localname": "VariableInterestEntityDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesExelonGenerationPHIandACE"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_VariableInterestEntityEntityMaximumLossExposureAmount": {
     "auth_ref": [
      "r626",
      "r629"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The reporting entity's maximum amount of exposure to loss as a result of its involvement with the Variable Interest Entity (VIE).",
        "label": "Variable Interest Entity, Reporting Entity Involvement, Maximum Loss Exposure, Amount",
        "terseLabel": "Variable Interest Entity, Reporting Entity Involvement, Maximum Loss Exposure, Amount"
       }
      }
     },
     "localname": "VariableInterestEntityEntityMaximumLossExposureAmount",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_VariableInterestEntityLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Variable Interest Entity [Line Items]",
        "terseLabel": "Variable Interest Entity [Line Items]"
       }
      }
     },
     "localname": "VariableInterestEntityLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesNarrativeDetails",
      "http://www.exeloncorp.com/role/VariableInterestEntitiesSummaryofSignificantUnconsolidatedVIEsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Variable Interest Entities (VIE) in which the entity does not have a controlling financial interest (as defined) and of which it is therefore not the primary beneficiary. VIEs of which the entity is not the primary beneficiary because it does not have the power to direct the activities of the VIE that most significantly impact the VIE's economic performance and for which it does not have the obligation to absorb losses of the VIE that could potentially be significant to the VIE or the right to receive benefits from the VIE that could potentially be significant to the VIE are not included in the consolidated financial statements of the entity.",
        "label": "Variable Interest Entity, Not Primary Beneficiary [Member]",
        "terseLabel": "Variable Interest Entity, Not Primary Beneficiary [Member]"
       }
      }
     },
     "localname": "VariableInterestEntityNotPrimaryBeneficiaryMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesSummaryofSignificantUnconsolidatedVIEsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_VariableInterestEntityPrimaryBeneficiaryMember": {
     "auth_ref": [
      "r614",
      "r615",
      "r623",
      "r624",
      "r625"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Variable Interest Entities (VIE) in which the entity has a controlling financial interest (as defined) and of which it is therefore the primary beneficiary. A controlling financial interest is determined based on both: (a) the entity's power to direct activities of the VIE that most significantly impact the VIE's economic performance and (b) the entity's obligation to absorb losses of the VIE that could potentially be significant to the VIE or the right to receive benefits from the VIE that could potentially be significant to the VIE. VIEs of which the entity is the primary beneficiary are included in the consolidated financial statements of the entity.",
        "label": "Variable Interest Entity, Primary Beneficiary [Member]",
        "terseLabel": "Variable Interest Entity, Primary Beneficiary [Member]"
       }
      }
     },
     "localname": "VariableInterestEntityPrimaryBeneficiaryMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/VariableInterestEntitiesAssetsandLiabilitiesofConsolidatedVIESDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_VariableRateAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of variable rate.",
        "label": "Variable Rate [Axis]",
        "terseLabel": "Variable Rate [Axis]"
       }
      }
     },
     "localname": "VariableRateAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsNarrativeDetails",
      "http://www.exeloncorp.com/role/SummaryofRevolvingCreditAgreementsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_VariableRateDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Interest rate that fluctuates over time as a result of an underlying benchmark interest rate or index.",
        "label": "Variable Rate [Domain]",
        "terseLabel": "Variable Rate [Domain]"
       }
      }
     },
     "localname": "VariableRateDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/DebtandCreditAgreementsNarrativeDetails",
      "http://www.exeloncorp.com/role/SummaryofRevolvingCreditAgreementsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding": {
     "auth_ref": [
      "r216",
      "r225"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.",
        "label": "Weighted Average Number of Shares Outstanding, Diluted",
        "terseLabel": "Diluted average shares of common stock outstanding"
       }
      }
     },
     "localname": "WeightedAverageNumberOfDilutedSharesOutstanding",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Weighted Average Number of Shares Outstanding, Diluted [Abstract]",
        "terseLabel": "Average shares of common stock outstanding:"
       }
      }
     },
     "localname": "WeightedAverageNumberOfSharesOutstandingAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_WeightedAverageNumberOfSharesOutstandingBasic": {
     "auth_ref": [
      "r214",
      "r225"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.",
        "label": "Weighted Average Number of Shares Outstanding, Basic",
        "terseLabel": "Basic average shares of common stock outstanding"
       }
      }
     },
     "localname": "WeightedAverageNumberOfSharesOutstandingBasic",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.exeloncorp.com/role/ConsolidatedStatementsofOperationsandComprehensiveIncomeUnaudited"
     ],
     "xbrltype": "sharesItemType"
    }
   },
   "unitCount": 8
  }
 },
 "std_ref": {
  "r0": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "105",
   "URI": "https://asc.fasb.org/extlink&oid=126987489&loc=SL124442142-165695"
  },
  "r1": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "105",
   "URI": "https://asc.fasb.org/extlink&oid=126987489&loc=SL124442142-165695"
  },
  "r10": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222160&loc=d3e1012-107759"
  },
  "r100": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=99393222&loc=SL20226052-175313"
  },
  "r101": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=99393222&loc=SL20226006-175313"
  },
  "r102": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "210",
   "URI": "https://asc.fasb.org/topic&trid=2122208"
  },
  "r103": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a),(b),(c)",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=SL7669646-108580"
  },
  "r104": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a-c)",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=SL7669646-108580"
  },
  "r105": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=SL7669646-108580"
  },
  "r106": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=SL7669646-108580"
  },
  "r107": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=SL7669646-108580"
  },
  "r108": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(h)",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=SL7669646-108580"
  },
  "r109": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(i)",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=SL7669646-108580"
  },
  "r11": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222160&loc=d3e1060-107759"
  },
  "r110": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(i),(j),(k)",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=SL7669646-108580"
  },
  "r111": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(j)",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=SL7669646-108580"
  },
  "r112": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=SL7669646-108580"
  },
  "r113": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=d3e637-108580"
  },
  "r114": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=d3e640-108580"
  },
  "r115": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=d3e681-108580"
  },
  "r116": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=SL7669686-108580"
  },
  "r117": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=d3e689-108580"
  },
  "r118": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=SL34724391-108580"
  },
  "r119": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=SL7669619-108580"
  },
  "r12": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222160&loc=d3e1063-107759"
  },
  "r120": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=SL7669619-108580"
  },
  "r121": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=SL7669619-108580"
  },
  "r122": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=SL7669625-108580"
  },
  "r123": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=SL7669625-108580"
  },
  "r124": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=d3e557-108580"
  },
  "r125": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=124431353&loc=SL124442407-227067"
  },
  "r126": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=124431353&loc=SL124442411-227067"
  },
  "r127": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=124431353&loc=SL124452729-227067"
  },
  "r128": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=124507222&loc=d3e1436-108581"
  },
  "r129": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(13))",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868656-224227"
  },
  "r13": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222650&loc=d3e1361-107760"
  },
  "r130": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(210.5-03(11))",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227"
  },
  "r131": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(1))",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227"
  },
  "r132": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(10))",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227"
  },
  "r133": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(12))",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227"
  },
  "r134": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(14))",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227"
  },
  "r135": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(20))",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227"
  },
  "r136": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(21))",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227"
  },
  "r137": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(22))",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227"
  },
  "r138": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(23))",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227"
  },
  "r139": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(24))",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227"
  },
  "r14": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222650&loc=d3e1361-107760"
  },
  "r140": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(25))",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227"
  },
  "r141": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(4))",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227"
  },
  "r142": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(5))",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227"
  },
  "r143": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(b)(2))",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227"
  },
  "r144": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03)",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227"
  },
  "r145": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.1(e))",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227"
  },
  "r146": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.1)",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227"
  },
  "r147": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.2(b))",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227"
  },
  "r148": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.3)",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227"
  },
  "r149": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.4)",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227"
  },
  "r15": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222650&loc=d3e1361-107760"
  },
  "r150": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.7(c),9(a))",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227"
  },
  "r151": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.7)",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227"
  },
  "r152": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.9)",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227"
  },
  "r153": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 5.T)",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868742-224227"
  },
  "r154": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3179-108585"
  },
  "r155": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3179-108585"
  },
  "r156": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3179-108585"
  },
  "r157": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3179-108585"
  },
  "r158": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3213-108585"
  },
  "r159": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3213-108585"
  },
  "r16": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222650&loc=d3e1474-107760"
  },
  "r160": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3213-108585"
  },
  "r161": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585"
  },
  "r162": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585"
  },
  "r163": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585"
  },
  "r164": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3291-108585"
  },
  "r165": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3291-108585"
  },
  "r166": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3291-108585"
  },
  "r167": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3367-108585"
  },
  "r168": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3000-108585"
  },
  "r169": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "24",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3521-108585"
  },
  "r17": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222650&loc=SL51721659-107760"
  },
  "r170": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(g)",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3536-108585"
  },
  "r171": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3536-108585"
  },
  "r172": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585"
  },
  "r173": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585"
  },
  "r174": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585"
  },
  "r175": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3044-108585"
  },
  "r176": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3098-108585"
  },
  "r177": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126999549&loc=d3e4304-108586"
  },
  "r178": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126999549&loc=d3e4313-108586"
  },
  "r179": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126999549&loc=d3e4332-108586"
  },
  "r18": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222650&loc=SL51721663-107760"
  },
  "r180": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126999549&loc=SL98516268-108586"
  },
  "r181": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "230",
   "URI": "https://asc.fasb.org/topic&trid=2134446"
  },
  "r182": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(c))",
   "Topic": "235",
   "URI": "https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r183": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(e)(1))",
   "Topic": "235",
   "URI": "https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r184": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(f))",
   "Topic": "235",
   "URI": "https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r185": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(g)(1)(ii))",
   "Topic": "235",
   "URI": "https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r186": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(h)(1)(Note 1))",
   "Topic": "235",
   "URI": "https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r187": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(h)(2))",
   "Topic": "235",
   "URI": "https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r188": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(h))",
   "Topic": "235",
   "URI": "https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r189": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(k)(1))",
   "Topic": "235",
   "URI": "https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r19": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)(2)",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222650&loc=SL51721665-107760"
  },
  "r190": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(m)(1)(ii)(A)(2))",
   "Topic": "235",
   "URI": "https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r191": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(m)(1)(ii)(A))",
   "Topic": "235",
   "URI": "https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r192": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(m)(1)(iii))",
   "Topic": "235",
   "URI": "https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r193": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(m)(2)(ii))",
   "Topic": "235",
   "URI": "https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r194": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.12-04(a))",
   "Topic": "235",
   "URI": "https://asc.fasb.org/extlink&oid=120395691&loc=d3e24072-122690"
  },
  "r195": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "235",
   "URI": "https://asc.fasb.org/topic&trid=2122369"
  },
  "r196": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "23",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "250",
   "URI": "https://asc.fasb.org/extlink&oid=124436220&loc=d3e21914-107793"
  },
  "r197": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "24",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "https://asc.fasb.org/extlink&oid=124436220&loc=d3e21930-107793"
  },
  "r198": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "250",
   "URI": "https://asc.fasb.org/extlink&oid=124436220&loc=d3e21711-107793"
  },
  "r199": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(2)",
   "Topic": "250",
   "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794"
  },
  "r2": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "105",
   "URI": "https://asc.fasb.org/extlink&oid=126987489&loc=SL124442142-165695"
  },
  "r20": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222650&loc=SL51721665-107760"
  },
  "r200": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(3)",
   "Topic": "250",
   "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794"
  },
  "r201": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(4)",
   "Topic": "250",
   "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794"
  },
  "r202": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)",
   "Topic": "250",
   "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794"
  },
  "r203": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "250",
   "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22694-107794"
  },
  "r204": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "250",
   "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22694-107794"
  },
  "r205": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=SL124452830-107794"
  },
  "r206": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22583-107794"
  },
  "r207": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22595-107794"
  },
  "r208": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "250",
   "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22644-107794"
  },
  "r209": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "250",
   "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22644-107794"
  },
  "r21": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222650&loc=SL51721671-107760"
  },
  "r210": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22644-107794"
  },
  "r211": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22658-107794"
  },
  "r212": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22663-107794"
  },
  "r213": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 11.M.Q2)",
   "Topic": "250",
   "URI": "https://asc.fasb.org/extlink&oid=122038215&loc=d3e31137-122693"
  },
  "r214": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "https://asc.fasb.org/extlink&oid=126958026&loc=d3e1448-109256"
  },
  "r215": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "https://asc.fasb.org/extlink&oid=126958026&loc=d3e1377-109256"
  },
  "r216": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "https://asc.fasb.org/extlink&oid=126958026&loc=d3e1505-109256"
  },
  "r217": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "https://asc.fasb.org/extlink&oid=126958026&loc=d3e1252-109256"
  },
  "r218": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "https://asc.fasb.org/extlink&oid=126958026&loc=d3e1707-109256"
  },
  "r219": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "23",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "260",
   "URI": "https://asc.fasb.org/extlink&oid=126958026&loc=d3e1757-109256"
  },
  "r22": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222650&loc=SL51721673-107760"
  },
  "r220": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "https://asc.fasb.org/extlink&oid=126958026&loc=d3e1500-109256"
  },
  "r221": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "60B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "260",
   "URI": "https://asc.fasb.org/extlink&oid=126958026&loc=SL5780133-109256"
  },
  "r222": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "60B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "260",
   "URI": "https://asc.fasb.org/extlink&oid=126958026&loc=SL5780133-109256"
  },
  "r223": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "60B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "260",
   "URI": "https://asc.fasb.org/extlink&oid=126958026&loc=SL5780133-109256"
  },
  "r224": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "https://asc.fasb.org/extlink&oid=126958026&loc=d3e1337-109256"
  },
  "r225": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "260",
   "URI": "https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257"
  },
  "r226": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "260",
   "URI": "https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257"
  },
  "r227": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "https://asc.fasb.org/extlink&oid=128363288&loc=d3e3842-109258"
  },
  "r228": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "272",
   "URI": "https://asc.fasb.org/extlink&oid=125520817&loc=d3e70191-108054"
  },
  "r229": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "272",
   "URI": "https://asc.fasb.org/extlink&oid=125520817&loc=d3e70229-108054"
  },
  "r23": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222650&loc=SL51721673-107760"
  },
  "r230": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "272",
   "URI": "https://asc.fasb.org/extlink&oid=125520817&loc=d3e70258-108054"
  },
  "r231": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "272",
   "URI": "https://asc.fasb.org/extlink&oid=6373374&loc=d3e70434-108055"
  },
  "r232": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "272",
   "URI": "https://asc.fasb.org/extlink&oid=6373374&loc=d3e70478-108055"
  },
  "r233": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "275",
   "URI": "https://asc.fasb.org/topic&trid=2134479"
  },
  "r234": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8657-108599"
  },
  "r235": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "18",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8672-108599"
  },
  "r236": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8721-108599"
  },
  "r237": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8721-108599"
  },
  "r238": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599"
  },
  "r239": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599"
  },
  "r24": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(e)",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222650&loc=SL51721673-107760"
  },
  "r240": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599"
  },
  "r241": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599"
  },
  "r242": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599"
  },
  "r243": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599"
  },
  "r244": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(g)",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599"
  },
  "r245": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(h)",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599"
  },
  "r246": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(j)",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599"
  },
  "r247": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599"
  },
  "r248": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8813-108599"
  },
  "r249": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8813-108599"
  },
  "r25": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222650&loc=SL51721673-107760"
  },
  "r250": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8813-108599"
  },
  "r251": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "26",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8844-108599"
  },
  "r252": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "30",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8906-108599"
  },
  "r253": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "30",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8906-108599"
  },
  "r254": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "30",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8906-108599"
  },
  "r255": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "30",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8906-108599"
  },
  "r256": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "30",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8906-108599"
  },
  "r257": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "31",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8924-108599"
  },
  "r258": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8933-108599"
  },
  "r259": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8933-108599"
  },
  "r26": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5C",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(2)",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222650&loc=SL51721675-107760"
  },
  "r260": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8933-108599"
  },
  "r261": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8933-108599"
  },
  "r262": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8933-108599"
  },
  "r263": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8933-108599"
  },
  "r264": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "34",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8981-108599"
  },
  "r265": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8475-108599"
  },
  "r266": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "40",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e9031-108599"
  },
  "r267": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "41",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e9038-108599"
  },
  "r268": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "41",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e9038-108599"
  },
  "r269": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "41",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e9038-108599"
  },
  "r27": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5C",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(2)",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222650&loc=SL51721675-107760"
  },
  "r270": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "42",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e9054-108599"
  },
  "r271": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "280",
   "URI": "https://asc.fasb.org/topic&trid=2134510"
  },
  "r272": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=124259787&loc=d3e4428-111522"
  },
  "r273": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=124259787&loc=d3e4531-111522"
  },
  "r274": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=d3e5074-111524"
  },
  "r275": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 4.E)",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=122038336&loc=d3e74512-122707"
  },
  "r276": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "https://asc.fasb.org/subtopic&trid=2196772"
  },
  "r277": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=126986314&loc=SL124402458-218513"
  },
  "r278": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=126986314&loc=SL124402458-218513"
  },
  "r279": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=126970911&loc=d3e27405-111563"
  },
  "r28": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5C",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222650&loc=SL51721675-107760"
  },
  "r280": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "320",
   "URI": "https://asc.fasb.org/topic&trid=2196928"
  },
  "r281": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "321",
   "URI": "https://asc.fasb.org/extlink&oid=126980263&loc=SL75117539-209714"
  },
  "r282": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "35",
   "SubTopic": "10",
   "Topic": "323",
   "URI": "https://asc.fasb.org/extlink&oid=126903467&loc=d3e32787-111569"
  },
  "r283": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "323",
   "URI": "https://asc.fasb.org/extlink&oid=109237563&loc=d3e33749-111570"
  },
  "r284": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(1)",
   "Topic": "323",
   "URI": "https://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571"
  },
  "r285": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "323",
   "URI": "https://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571"
  },
  "r286": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=122640432&loc=SL121648383-210437"
  },
  "r287": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=122640432&loc=SL121648383-210437"
  },
  "r288": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=122640432&loc=SL121648383-210437"
  },
  "r289": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=122640432&loc=SL121648383-210437"
  },
  "r29": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5D",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222650&loc=SL51721677-107760"
  },
  "r290": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(e)(3)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=122640432&loc=SL121648383-210437"
  },
  "r291": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(e)(4)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=122640432&loc=SL121648383-210437"
  },
  "r292": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446"
  },
  "r293": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124255953&loc=SL82919244-210447"
  },
  "r294": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447"
  },
  "r295": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447"
  },
  "r296": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447"
  },
  "r297": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(f)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447"
  },
  "r298": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447"
  },
  "r299": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "330",
   "URI": "https://asc.fasb.org/extlink&oid=116847112&loc=d3e4542-108314"
  },
  "r3": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "105",
   "URI": "https://asc.fasb.org/extlink&oid=126987489&loc=SL124442142-165695"
  },
  "r30": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222650&loc=SL51721683-107760"
  },
  "r300": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 5.BB)",
   "Topic": "330",
   "URI": "https://asc.fasb.org/extlink&oid=27011343&loc=d3e100047-122729"
  },
  "r301": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "05",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "340",
   "URI": "https://asc.fasb.org/extlink&oid=126905020&loc=d3e5879-108316"
  },
  "r302": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "340",
   "URI": "https://asc.fasb.org/extlink&oid=6387103&loc=d3e6435-108320"
  },
  "r303": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "350",
   "URI": "https://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266"
  },
  "r304": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "350",
   "URI": "https://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267"
  },
  "r305": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "350",
   "URI": "https://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267"
  },
  "r306": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "350",
   "URI": "https://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267"
  },
  "r307": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)",
   "Topic": "350",
   "URI": "https://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267"
  },
  "r308": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(e)",
   "Topic": "350",
   "URI": "https://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267"
  },
  "r309": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(f)",
   "Topic": "350",
   "URI": "https://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267"
  },
  "r31": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=26872618&loc=d3e7436-122677"
  },
  "r310": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(g)",
   "Topic": "350",
   "URI": "https://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267"
  },
  "r311": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)",
   "Topic": "350",
   "URI": "https://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267"
  },
  "r312": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "350",
   "URI": "https://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267"
  },
  "r313": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "24",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "350",
   "URI": "https://asc.fasb.org/extlink&oid=122137925&loc=d3e14258-109268"
  },
  "r314": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "350",
   "URI": "https://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274"
  },
  "r315": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)(2)",
   "Topic": "350",
   "URI": "https://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275"
  },
  "r316": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "360",
   "URI": "https://asc.fasb.org/extlink&oid=126905981&loc=d3e2510-110228"
  },
  "r317": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "360",
   "URI": "https://asc.fasb.org/extlink&oid=126905981&loc=d3e2611-110228"
  },
  "r318": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "360",
   "URI": "https://asc.fasb.org/extlink&oid=126905981&loc=d3e2420-110228"
  },
  "r319": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "360",
   "URI": "https://asc.fasb.org/extlink&oid=126905981&loc=d3e2473-110228"
  },
  "r32": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "https://asc.fasb.org/subtopic&trid=2122178"
  },
  "r320": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "360",
   "URI": "https://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229"
  },
  "r321": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "360",
   "URI": "https://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229"
  },
  "r322": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "360",
   "URI": "https://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229"
  },
  "r323": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "360",
   "URI": "https://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229"
  },
  "r324": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "360",
   "URI": "https://asc.fasb.org/extlink&oid=109226691&loc=d3e2921-110230"
  },
  "r325": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "360",
   "URI": "https://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230"
  },
  "r326": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "360",
   "URI": "https://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230"
  },
  "r327": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "360",
   "URI": "https://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230"
  },
  "r328": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "360",
   "URI": "https://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230"
  },
  "r329": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "360",
   "URI": "https://asc.fasb.org/extlink&oid=109226691&loc=SL51724579-110230"
  },
  "r33": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=77885760&loc=SL35686385-199418"
  },
  "r330": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "360",
   "URI": "https://asc.fasb.org/topic&trid=2155823"
  },
  "r331": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "20",
   "Topic": "410",
   "URI": "https://asc.fasb.org/extlink&oid=116646717&loc=d3e6290-110844"
  },
  "r332": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "410",
   "URI": "https://asc.fasb.org/extlink&oid=6392676&loc=d3e7480-110848"
  },
  "r333": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "410",
   "URI": "https://asc.fasb.org/extlink&oid=6392676&loc=SL5974666-110848"
  },
  "r334": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "410",
   "URI": "https://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849"
  },
  "r335": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "410",
   "URI": "https://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849"
  },
  "r336": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)(1)",
   "Topic": "410",
   "URI": "https://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849"
  },
  "r337": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)(3)",
   "Topic": "410",
   "URI": "https://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849"
  },
  "r338": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)(4)",
   "Topic": "410",
   "URI": "https://asc.fasb.org/extlink&oid=6392692&loc=d3e7535-110849"
  },
  "r339": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "410",
   "URI": "https://asc.fasb.org/extlink&oid=6392692&loc=d3e7569-110849"
  },
  "r34": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "205",
   "URI": "https://asc.fasb.org/topic&trid=2122149"
  },
  "r340": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "20",
   "Topic": "410",
   "URI": "https://asc.fasb.org/subtopic&trid=2175671"
  },
  "r341": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(c)",
   "Topic": "410",
   "URI": "https://asc.fasb.org/extlink&oid=6393242&loc=d3e13237-110859"
  },
  "r342": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(d)(1)",
   "Topic": "410",
   "URI": "https://asc.fasb.org/extlink&oid=6393242&loc=d3e13237-110859"
  },
  "r343": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(d)(2)",
   "Topic": "410",
   "URI": "https://asc.fasb.org/extlink&oid=6393242&loc=d3e13237-110859"
  },
  "r344": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(d)(3)",
   "Topic": "410",
   "URI": "https://asc.fasb.org/extlink&oid=6393242&loc=d3e13237-110859"
  },
  "r345": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "410",
   "URI": "https://asc.fasb.org/extlink&oid=6393242&loc=d3e13207-110859"
  },
  "r346": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "30",
   "Topic": "410",
   "URI": "https://asc.fasb.org/extlink&oid=6571209&loc=d3e13644-110860"
  },
  "r347": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "30",
   "Topic": "410",
   "URI": "https://asc.fasb.org/extlink&oid=6571209&loc=d3e13703-110860"
  },
  "r348": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(1)",
   "Topic": "420",
   "URI": "https://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869"
  },
  "r349": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(2)",
   "Topic": "420",
   "URI": "https://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869"
  },
  "r35": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=124098289&loc=d3e6676-107765"
  },
  "r350": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "420",
   "URI": "https://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869"
  },
  "r351": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "420",
   "URI": "https://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869"
  },
  "r352": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "420",
   "URI": "https://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869"
  },
  "r353": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB TOPIC 5.P.3)",
   "Topic": "420",
   "URI": "https://asc.fasb.org/extlink&oid=115931487&loc=d3e140864-122747"
  },
  "r354": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB TOPIC 5.P.4)",
   "Topic": "420",
   "URI": "https://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747"
  },
  "r355": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 5.P.4(b)(1))",
   "Topic": "420",
   "URI": "https://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747"
  },
  "r356": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 5.P.4(b)(2))",
   "Topic": "420",
   "URI": "https://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747"
  },
  "r357": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 5.P.4(d))",
   "Topic": "420",
   "URI": "https://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747"
  },
  "r358": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "440",
   "URI": "https://asc.fasb.org/extlink&oid=123406679&loc=d3e25336-109308"
  },
  "r359": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "440",
   "URI": "https://asc.fasb.org/extlink&oid=123406679&loc=d3e25336-109308"
  },
  "r36": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=124098289&loc=d3e6676-107765"
  },
  "r360": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "440",
   "URI": "https://asc.fasb.org/topic&trid=2144648"
  },
  "r361": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "450",
   "URI": "https://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349"
  },
  "r362": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "450",
   "URI": "https://asc.fasb.org/extlink&oid=121557415&loc=d3e14615-108349"
  },
  "r363": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "450",
   "URI": "https://asc.fasb.org/extlink&oid=121557415&loc=d3e14435-108349"
  },
  "r364": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "450",
   "URI": "https://asc.fasb.org/extlink&oid=121557415&loc=d3e14435-108349"
  },
  "r365": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "450",
   "URI": "https://asc.fasb.org/extlink&oid=121557415&loc=d3e14557-108349"
  },
  "r366": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "450",
   "URI": "https://asc.fasb.org/extlink&oid=121557415&loc=d3e14557-108349"
  },
  "r367": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "20",
   "Subparagraph": "(SAB Topic 5.Y.Q1)",
   "Topic": "450",
   "URI": "https://asc.fasb.org/extlink&oid=27011672&loc=d3e149879-122751"
  },
  "r368": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "20",
   "Subparagraph": "(SAB Topic 5.Y.Q2)",
   "Topic": "450",
   "URI": "https://asc.fasb.org/extlink&oid=27011672&loc=d3e149879-122751"
  },
  "r369": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "20",
   "Subparagraph": "(SAB Topic 5.Y.Q4)",
   "Topic": "450",
   "URI": "https://asc.fasb.org/extlink&oid=27011672&loc=d3e149879-122751"
  },
  "r37": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=124098289&loc=d3e6676-107765"
  },
  "r370": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "450",
   "URI": "https://asc.fasb.org/topic&trid=2127136"
  },
  "r371": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "15",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "460",
   "URI": "https://asc.fasb.org/extlink&oid=126907419&loc=d3e10037-110241"
  },
  "r372": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "15",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "460",
   "URI": "https://asc.fasb.org/extlink&oid=126907419&loc=d3e10037-110241"
  },
  "r373": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "460",
   "URI": "https://asc.fasb.org/extlink&oid=124440162&loc=d3e12021-110248"
  },
  "r374": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "460",
   "URI": "https://asc.fasb.org/extlink&oid=124440162&loc=d3e12021-110248"
  },
  "r375": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "460",
   "URI": "https://asc.fasb.org/extlink&oid=124440162&loc=d3e12053-110248"
  },
  "r376": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "460",
   "URI": "https://asc.fasb.org/extlink&oid=124440162&loc=d3e12069-110248"
  },
  "r377": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(1)",
   "Topic": "460",
   "URI": "https://asc.fasb.org/extlink&oid=124440162&loc=d3e12069-110248"
  },
  "r378": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "460",
   "URI": "https://asc.fasb.org/extlink&oid=124440162&loc=d3e12069-110248"
  },
  "r379": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "460",
   "URI": "https://asc.fasb.org/extlink&oid=124440162&loc=d3e12069-110248"
  },
  "r38": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(g)(4)",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=124098289&loc=d3e6676-107765"
  },
  "r380": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "460",
   "URI": "https://asc.fasb.org/extlink&oid=126907907&loc=d3e12803-110250"
  },
  "r381": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "460",
   "URI": "https://asc.fasb.org/extlink&oid=126907907&loc=d3e12803-110250"
  },
  "r382": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=99376301&loc=SL5988623-112600"
  },
  "r383": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123465755&loc=SL6230698-112601"
  },
  "r384": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-01(a)(4)(i))",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442526-122756"
  },
  "r385": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-01(a)(4)(ii))",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442526-122756"
  },
  "r386": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-01(a)(4)(iii)(A))",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442526-122756"
  },
  "r387": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-01(a)(4)(iii)(B))",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442526-122756"
  },
  "r388": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-01(a)(4)(iii))",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442526-122756"
  },
  "r389": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-01(a)(4)(iv))",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442526-122756"
  },
  "r39": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=124098289&loc=d3e6676-107765"
  },
  "r390": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-01(a)(5))",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442526-122756"
  },
  "r391": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-02(a)(4)(i))",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442552-122756"
  },
  "r392": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-02(a)(4)(iii)(A)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442552-122756"
  },
  "r393": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-02(a)(4)(iii)(A))",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442552-122756"
  },
  "r394": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-02(a)(4)(iii)(B)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442552-122756"
  },
  "r395": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-02(a)(4)(iii)(B))",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442552-122756"
  },
  "r396": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-02(a)(4)(iii)(C))",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442552-122756"
  },
  "r397": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-02(a)(4)(iv))",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442552-122756"
  },
  "r398": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-02(a)(5))",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442552-122756"
  },
  "r399": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "20",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466302&loc=d3e4815-112606"
  },
  "r4": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "105",
   "URI": "https://asc.fasb.org/extlink&oid=126987489&loc=SL124442142-165695"
  },
  "r40": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=124098289&loc=d3e6904-107765"
  },
  "r400": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611"
  },
  "r401": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611"
  },
  "r402": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611"
  },
  "r403": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611"
  },
  "r404": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(e)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611"
  },
  "r405": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(f)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611"
  },
  "r406": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(g)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611"
  },
  "r407": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611"
  },
  "r408": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(i)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611"
  },
  "r409": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611"
  },
  "r41": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 201.5-02(24))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r410": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1C",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495334-112611"
  },
  "r411": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1C",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495334-112611"
  },
  "r412": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1C",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495334-112611"
  },
  "r413": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1D",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495340-112611"
  },
  "r414": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1D",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495340-112611"
  },
  "r415": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1D",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495340-112611"
  },
  "r416": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1E",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495348-112611"
  },
  "r417": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1E",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495348-112611"
  },
  "r418": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1E",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495348-112611"
  },
  "r419": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1E",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495348-112611"
  },
  "r42": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 201.5-02(25))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r420": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1F",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495355-112611"
  },
  "r421": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1F",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495355-112611"
  },
  "r422": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1F",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(1)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495355-112611"
  },
  "r423": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1F",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(2)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495355-112611"
  },
  "r424": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1I",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495371-112611"
  },
  "r425": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1I",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495371-112611"
  },
  "r426": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1I",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495371-112611"
  },
  "r427": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1I",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495371-112611"
  },
  "r428": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "69B",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466577&loc=SL123495735-112612"
  },
  "r429": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "69C",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466577&loc=SL123495737-112612"
  },
  "r43": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 201.5-02(26))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r430": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "69E",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466577&loc=SL123495743-112612"
  },
  "r431": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "69F",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123466577&loc=SL123495745-112612"
  },
  "r432": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "470",
   "URI": "https://asc.fasb.org/topic&trid=2208564"
  },
  "r433": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=65888546&loc=d3e21332-112643"
  },
  "r434": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=126973232&loc=SL123496158-112644"
  },
  "r435": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=126973232&loc=SL123496158-112644"
  },
  "r436": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=126973232&loc=d3e21463-112644"
  },
  "r437": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=126973232&loc=d3e21475-112644"
  },
  "r438": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=126973232&loc=d3e21506-112644"
  },
  "r439": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=126973232&loc=d3e21521-112644"
  },
  "r44": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(1))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r440": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=126973232&loc=d3e21538-112644"
  },
  "r441": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.3-04)",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770"
  },
  "r442": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770"
  },
  "r443": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655"
  },
  "r444": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=6405834&loc=d3e23315-112656"
  },
  "r445": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "606",
   "URI": "https://asc.fasb.org/extlink&oid=126919976&loc=SL49130531-203044"
  },
  "r446": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "606",
   "URI": "https://asc.fasb.org/extlink&oid=126919976&loc=SL49130532-203044"
  },
  "r447": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "606",
   "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130551-203045"
  },
  "r448": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "606",
   "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130554-203045"
  },
  "r449": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "606",
   "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130554-203045"
  },
  "r45": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(12))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r450": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "606",
   "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130554-203045"
  },
  "r451": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "606",
   "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130554-203045"
  },
  "r452": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "606",
   "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130554-203045"
  },
  "r453": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "606",
   "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130556-203045"
  },
  "r454": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(1)",
   "Topic": "606",
   "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130556-203045"
  },
  "r455": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(2)",
   "Topic": "606",
   "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130556-203045"
  },
  "r456": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "606",
   "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130558-203045"
  },
  "r457": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "606",
   "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130543-203045"
  },
  "r458": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "606",
   "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130545-203045"
  },
  "r459": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "606",
   "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130549-203045"
  },
  "r46": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(13)(b))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r460": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "606",
   "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130549-203045"
  },
  "r461": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "606",
   "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130550-203045"
  },
  "r462": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "27",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "606",
   "URI": "https://asc.fasb.org/extlink&oid=126920602&loc=SL49130611-203046-203046"
  },
  "r463": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "91",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "606",
   "URI": "https://asc.fasb.org/extlink&oid=126920602&loc=SL49130690-203046-203046"
  },
  "r464": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "91",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "606",
   "URI": "https://asc.fasb.org/extlink&oid=126920602&loc=SL49130690-203046-203046"
  },
  "r465": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "91",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "606",
   "URI": "https://asc.fasb.org/extlink&oid=126920602&loc=SL49130690-203046-203046"
  },
  "r466": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "606",
   "URI": "https://asc.fasb.org/topic&trid=49130388"
  },
  "r467": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "15",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "712",
   "URI": "https://asc.fasb.org/extlink&oid=6410066&loc=d3e79218-111664"
  },
  "r468": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "15",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "712",
   "URI": "https://asc.fasb.org/extlink&oid=6410066&loc=d3e79218-111664"
  },
  "r469": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123453770&loc=d3e1703-114919"
  },
  "r47": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(14))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r470": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123453770&loc=d3e1731-114919"
  },
  "r471": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123453770&loc=SL108413299-114919"
  },
  "r472": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123453770&loc=SL108413299-114919"
  },
  "r473": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r474": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(1)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r475": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(10)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r476": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(2)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r477": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(3)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r478": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(4)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r479": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(5)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r48": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(15))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r480": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(6)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r481": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(7)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r482": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(8)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r483": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(9)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r484": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r485": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(1)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r486": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(2)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r487": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(3)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r488": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(4)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r489": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(5)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r49": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(17))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r490": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(6)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r491": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(7)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r492": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(8)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r493": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r494": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(i)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r495": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(ii)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r496": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iii)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r497": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iv)(01)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r498": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iv)(02)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r499": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iv)(02)(A)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r5": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222160&loc=d3e1107-107759"
  },
  "r50": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(18))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r500": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iv)(02)(B)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r501": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iv)(02)(C)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r502": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iv)(03)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r503": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(e)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r504": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(f)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r505": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(g)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r506": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r507": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)(1)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r508": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)(2)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r509": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)(3)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r51": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(19)(a)(3))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r510": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)(4)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r511": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)(5)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r512": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)(6)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r513": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(h)(7)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r514": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(i)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r515": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(j)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r516": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(k)(1)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r517": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(k)(3)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r518": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(k)(4)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r519": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(l)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r52": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(19)(a)(5))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r520": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(n)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r521": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(o)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r522": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(p)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r523": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(q)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r524": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(r)(1)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r525": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(r)(2)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r526": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r527": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e2410-114920"
  },
  "r528": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e2417-114920"
  },
  "r529": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e2439-114920"
  },
  "r53": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(19)(a))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r530": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e2709-114920"
  },
  "r531": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(1)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e2709-114920"
  },
  "r532": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(2)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e2709-114920"
  },
  "r533": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(3)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e2709-114920"
  },
  "r534": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(4)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e2709-114920"
  },
  "r535": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(5)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e2709-114920"
  },
  "r536": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(6)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e2709-114920"
  },
  "r537": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(7)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e2709-114920"
  },
  "r538": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e2709-114920"
  },
  "r539": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e2919-114920"
  },
  "r54": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(19))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r540": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123450688&loc=d3e4179-114921"
  },
  "r541": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "18",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123450688&loc=d3e4587-114921"
  },
  "r542": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=21916913&loc=d3e273930-122802"
  },
  "r543": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "60",
   "Subparagraph": "(c)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=6414203&loc=d3e39689-114964"
  },
  "r544": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "70",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=49170846&loc=d3e28014-114942"
  },
  "r545": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "35",
   "SubTopic": "80",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=29639808&loc=d3e29008-114946"
  },
  "r546": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(a)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=65877416&loc=SL14450702-114947"
  },
  "r547": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(b)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=65877416&loc=SL14450702-114947"
  },
  "r548": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(c)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=65877416&loc=SL14450702-114947"
  },
  "r549": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=65877416&loc=SL14450702-114947"
  },
  "r55": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(20))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r550": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(d)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947"
  },
  "r551": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(f)(3)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947"
  },
  "r552": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(a)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=65877416&loc=SL14450673-114947"
  },
  "r553": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(b)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=65877416&loc=SL14450673-114947"
  },
  "r554": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(c)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=65877416&loc=SL14450673-114947"
  },
  "r555": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(b)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=65877416&loc=SL14450691-114947"
  },
  "r556": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "80",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=35742348&loc=SL14450788-114948"
  },
  "r557": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "715",
   "URI": "https://asc.fasb.org/topic&trid=2235017"
  },
  "r558": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=126962052&loc=d3e4991-113900"
  },
  "r559": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)(2)(ii)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901"
  },
  "r56": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(22))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r560": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)(2)(iii)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901"
  },
  "r561": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)(2)(iv)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901"
  },
  "r562": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128097895&loc=SL121327923-165333"
  },
  "r563": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(f)(1)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128097895&loc=SL121327923-165333"
  },
  "r564": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(f)(2)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128097895&loc=SL121327923-165333"
  },
  "r565": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "720",
   "URI": "https://asc.fasb.org/extlink&oid=6419918&loc=d3e35301-107843"
  },
  "r566": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=123427490&loc=SL37586934-109318"
  },
  "r567": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=123427490&loc=d3e31917-109318"
  },
  "r568": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=123427490&loc=d3e31931-109318"
  },
  "r569": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32672-109319"
  },
  "r57": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(23))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r570": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32687-109319"
  },
  "r571": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32705-109319"
  },
  "r572": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32718-109319"
  },
  "r573": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32718-109319"
  },
  "r574": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32718-109319"
  },
  "r575": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=SL6600010-109319"
  },
  "r576": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=SL6600010-109319"
  },
  "r577": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32809-109319"
  },
  "r578": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "19",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32840-109319"
  },
  "r579": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32537-109319"
  },
  "r58": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(24))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r580": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32857-109319"
  },
  "r581": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32639-109319"
  },
  "r582": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "217",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=126976462&loc=d3e36027-109320"
  },
  "r583": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=126983759&loc=SL121830611-158277"
  },
  "r584": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=126983759&loc=SL121830611-158277"
  },
  "r585": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(d)(2)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=126983759&loc=SL121830611-158277"
  },
  "r586": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(d)(3)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=126983759&loc=SL121830611-158277"
  },
  "r587": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB TOPIC 6.I.5.Q1)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=122134291&loc=d3e330036-122817"
  },
  "r588": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB TOPIC 6.I.7)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=122134291&loc=d3e330036-122817"
  },
  "r589": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 6.I.7)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=122134291&loc=d3e330036-122817"
  },
  "r59": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(28))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r590": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 6.I.Fact.4)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=122134291&loc=d3e330036-122817"
  },
  "r591": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 11.C)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=122134291&loc=d3e330215-122817"
  },
  "r592": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=123586238&loc=d3e39076-109324"
  },
  "r593": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=123586238&loc=d3e38679-109324"
  },
  "r594": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Subparagraph": "(d)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=123586238&loc=d3e38679-109324"
  },
  "r595": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "270",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=109227538&loc=d3e44648-109337"
  },
  "r596": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "270",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=6424409&loc=d3e44925-109338"
  },
  "r597": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=6424122&loc=d3e41874-109331"
  },
  "r598": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "740",
   "URI": "https://asc.fasb.org/topic&trid=2144680"
  },
  "r599": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "805",
   "URI": "https://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463"
  },
  "r6": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222160&loc=SL51721533-107759"
  },
  "r60": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(29))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r600": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "805",
   "URI": "https://asc.fasb.org/extlink&oid=79982066&loc=d3e1486-128463"
  },
  "r601": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "805",
   "URI": "https://asc.fasb.org/extlink&oid=128092470&loc=d3e4946-128472"
  },
  "r602": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "805",
   "URI": "https://asc.fasb.org/extlink&oid=128092918&loc=SL128093175-196984"
  },
  "r603": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "805",
   "URI": "https://asc.fasb.org/extlink&oid=128092918&loc=SL128093175-196984"
  },
  "r604": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "20",
   "Subparagraph": "(d)",
   "Topic": "805",
   "URI": "https://asc.fasb.org/extlink&oid=128092918&loc=SL128093175-196984"
  },
  "r605": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(b)(1)",
   "Topic": "805",
   "URI": "https://asc.fasb.org/extlink&oid=126975305&loc=d3e6927-128479"
  },
  "r606": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "805",
   "URI": "https://asc.fasb.org/topic&trid=2303972"
  },
  "r607": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "15",
   "SubTopic": "10",
   "Subparagraph": "(f)(2)",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=116873149&loc=d3e923-111674"
  },
  "r608": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=126929396&loc=SL4568447-111683"
  },
  "r609": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=126929396&loc=SL4568740-111683"
  },
  "r61": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(3)(a)(1))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r610": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "19",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=126929396&loc=SL4569616-111683"
  },
  "r611": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=126929396&loc=SL4569643-111683"
  },
  "r612": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=126929396&loc=SL4613674-111683"
  },
  "r613": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "23",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=126929396&loc=SL4569655-111683"
  },
  "r614": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=116870748&loc=SL6758485-165988"
  },
  "r615": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=116870748&loc=SL6758485-165988"
  },
  "r616": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(1)",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684"
  },
  "r617": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(2)",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684"
  },
  "r618": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684"
  },
  "r619": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684"
  },
  "r62": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(3)(a)(4))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r620": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(3)",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684"
  },
  "r621": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c),(3)",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684"
  },
  "r622": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=109239629&loc=SL4582445-111684"
  },
  "r623": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bb)",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=123419778&loc=d3e5710-111685"
  },
  "r624": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=123419778&loc=d3e5710-111685"
  },
  "r625": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=123419778&loc=d3e5710-111685"
  },
  "r626": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "b",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=123419778&loc=d3e5728-111685"
  },
  "r627": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=123419778&loc=d3e5728-111685"
  },
  "r628": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=123419778&loc=SL6759159-111685"
  },
  "r629": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=123419778&loc=d3e5747-111685"
  },
  "r63": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(3)(b))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r630": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=123419778&loc=d3e5747-111685"
  },
  "r631": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=123419778&loc=SL6228884-111685"
  },
  "r632": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4I",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=120409616&loc=SL4590271-111686"
  },
  "r633": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4J",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=120409616&loc=SL4591551-111686"
  },
  "r634": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4K",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=120409616&loc=SL4591552-111686"
  },
  "r635": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "810",
   "URI": "https://asc.fasb.org/topic&trid=2197479"
  },
  "r636": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "83",
   "Publisher": "FASB",
   "Section": "15",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=126929950&loc=d3e34841-113949"
  },
  "r637": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=SL5579240-113959"
  },
  "r638": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959"
  },
  "r639": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959"
  },
  "r64": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(30)(a)(1))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r640": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959"
  },
  "r641": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=SL5580258-113959"
  },
  "r642": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(2)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=d3e41620-113959"
  },
  "r643": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=d3e41620-113959"
  },
  "r644": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=d3e41638-113959"
  },
  "r645": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=SL5618551-113959"
  },
  "r646": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=SL5618551-113959"
  },
  "r647": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=SL5624163-113959"
  },
  "r648": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=SL5624163-113959"
  },
  "r649": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=SL5624163-113959"
  },
  "r65": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(30)(a)(3)(i))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r650": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=SL5624163-113959"
  },
  "r651": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4C",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=SL5624171-113959"
  },
  "r652": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4D",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(1)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=SL5624177-113959"
  },
  "r653": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4D",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(4)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=SL5624177-113959"
  },
  "r654": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4D",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=SL5624177-113959"
  },
  "r655": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=d3e41641-113959"
  },
  "r656": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=d3e41678-113959"
  },
  "r657": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=d3e41678-113959"
  },
  "r658": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=d3e41678-113959"
  },
  "r659": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "182",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=127000641&loc=SL5629052-113961"
  },
  "r66": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(30)(a)(3)(ii))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r660": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6A",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "20",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=124256753&loc=SL5864739-113975"
  },
  "r661": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "25",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=121577467&loc=d3e76258-113986"
  },
  "r662": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=121558989&loc=d3e80720-113993"
  },
  "r663": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "40",
   "Subparagraph": "(f)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=126731327&loc=d3e90205-114008"
  },
  "r664": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(a)(1)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=126732423&loc=SL123482106-238011"
  },
  "r665": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(a)(2)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=126732423&loc=SL123482106-238011"
  },
  "r666": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(a)(3)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=126732423&loc=SL123482106-238011"
  },
  "r667": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(b)(1)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=126732423&loc=SL123482106-238011"
  },
  "r668": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(b)(2)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=126732423&loc=SL123482106-238011"
  },
  "r669": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(c)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=126732423&loc=SL123482106-238011"
  },
  "r67": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(30)(a)(3))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r670": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(d)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=126732423&loc=SL123482106-238011"
  },
  "r671": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(e)(2)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=126732423&loc=SL123482106-238011"
  },
  "r672": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(e)(3)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=126732423&loc=SL123482106-238011"
  },
  "r673": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(e)(4)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=126732423&loc=SL123482106-238011"
  },
  "r674": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(f)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=126732423&loc=SL123482106-238011"
  },
  "r675": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(a)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=126732423&loc=SL126732908-238011"
  },
  "r676": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "815",
   "URI": "https://asc.fasb.org/topic&trid=2229140"
  },
  "r677": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "54B",
   "Publisher": "FASB",
   "Section": "35",
   "SubTopic": "10",
   "Topic": "820",
   "URI": "https://asc.fasb.org/extlink&oid=126972413&loc=SL7495116-110257"
  },
  "r678": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "820",
   "URI": "https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258"
  },
  "r679": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "820",
   "URI": "https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258"
  },
  "r68": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(30)(a)(4))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r680": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bbb)",
   "Topic": "820",
   "URI": "https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258"
  },
  "r681": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bbb)(1)",
   "Topic": "820",
   "URI": "https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258"
  },
  "r682": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bbb)(2)",
   "Topic": "820",
   "URI": "https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258"
  },
  "r683": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bbb)(2)(i)",
   "Topic": "820",
   "URI": "https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258"
  },
  "r684": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "820",
   "URI": "https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258"
  },
  "r685": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)",
   "Topic": "820",
   "URI": "https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258"
  },
  "r686": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)",
   "Topic": "820",
   "URI": "https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258"
  },
  "r687": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(3)",
   "Topic": "820",
   "URI": "https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258"
  },
  "r688": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "820",
   "URI": "https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258"
  },
  "r689": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "820",
   "URI": "https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258"
  },
  "r69": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(30))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r690": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "820",
   "URI": "https://asc.fasb.org/extlink&oid=126976982&loc=d3e19279-110258"
  },
  "r691": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "820",
   "URI": "https://asc.fasb.org/extlink&oid=126976982&loc=d3e19279-110258"
  },
  "r692": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "820",
   "URI": "https://asc.fasb.org/extlink&oid=126976982&loc=SL6742756-110258"
  },
  "r693": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "820",
   "URI": "https://asc.fasb.org/extlink&oid=126976982&loc=SL6742756-110258"
  },
  "r694": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "820",
   "URI": "https://asc.fasb.org/extlink&oid=126976982&loc=SL6742756-110258"
  },
  "r695": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "825",
   "URI": "https://asc.fasb.org/extlink&oid=123594809&loc=d3e13220-108610"
  },
  "r696": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "825",
   "URI": "https://asc.fasb.org/extlink&oid=123594938&loc=d3e13433-108611"
  },
  "r697": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "825",
   "URI": "https://asc.fasb.org/extlink&oid=123594938&loc=d3e13467-108611"
  },
  "r698": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "825",
   "URI": "https://asc.fasb.org/extlink&oid=123594938&loc=d3e13476-108611"
  },
  "r699": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "825",
   "URI": "https://asc.fasb.org/extlink&oid=123596393&loc=d3e14064-108612"
  },
  "r7": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222160&loc=d3e957-107759"
  },
  "r70": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(31))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r700": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Topic": "825",
   "URI": "https://asc.fasb.org/extlink&oid=126983955&loc=SL75039408-165497"
  },
  "r701": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "825",
   "URI": "https://asc.fasb.org/extlink&oid=126983955&loc=SL120254526-165497"
  },
  "r702": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "825",
   "URI": "https://asc.fasb.org/extlink&oid=126983955&loc=SL120254526-165497"
  },
  "r703": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "825",
   "URI": "https://asc.fasb.org/extlink&oid=126983955&loc=SL121967933-165497"
  },
  "r704": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "825",
   "URI": "https://asc.fasb.org/extlink&oid=126983955&loc=SL121967933-165497"
  },
  "r705": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)",
   "Topic": "825",
   "URI": "https://asc.fasb.org/extlink&oid=126983955&loc=SL121967933-165497"
  },
  "r706": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)",
   "Topic": "825",
   "URI": "https://asc.fasb.org/extlink&oid=126983955&loc=SL121967933-165497"
  },
  "r707": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "825",
   "URI": "https://asc.fasb.org/extlink&oid=126983955&loc=SL122642865-165497"
  },
  "r708": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "825",
   "URI": "https://asc.fasb.org/extlink&oid=126983955&loc=SL122642865-165497"
  },
  "r709": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "830",
   "URI": "https://asc.fasb.org/extlink&oid=126980362&loc=d3e28129-110885"
  },
  "r71": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(32))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r710": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "35",
   "SubTopic": "20",
   "Topic": "830",
   "URI": "https://asc.fasb.org/extlink&oid=123602790&loc=d3e30304-110892"
  },
  "r711": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "230",
   "Topic": "830",
   "URI": "https://asc.fasb.org/extlink&oid=123444420&loc=d3e33268-110906"
  },
  "r712": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "830",
   "URI": "https://asc.fasb.org/extlink&oid=118261656&loc=d3e32022-110900"
  },
  "r713": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "830",
   "URI": "https://asc.fasb.org/extlink&oid=118261656&loc=d3e32136-110900"
  },
  "r714": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Subparagraph": "(a)",
   "Topic": "830",
   "URI": "https://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900"
  },
  "r715": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Subparagraph": "(b)",
   "Topic": "830",
   "URI": "https://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900"
  },
  "r716": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Subparagraph": "(c)",
   "Topic": "830",
   "URI": "https://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900"
  },
  "r717": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Subparagraph": "(d)",
   "Topic": "830",
   "URI": "https://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900"
  },
  "r718": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "830",
   "URI": "https://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900"
  },
  "r719": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "830",
   "URI": "https://asc.fasb.org/extlink&oid=6450520&loc=d3e32583-110901"
  },
  "r72": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(4))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r720": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "830",
   "URI": "https://asc.fasb.org/extlink&oid=6450520&loc=d3e32618-110901"
  },
  "r721": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "832",
   "URI": "https://asc.fasb.org/extlink&oid=128342835&loc=SL128342857-244232"
  },
  "r722": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "832",
   "URI": "https://asc.fasb.org/extlink&oid=128342835&loc=SL128342857-244232"
  },
  "r723": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "835",
   "URI": "https://asc.fasb.org/extlink&oid=6450988&loc=d3e26243-108391"
  },
  "r724": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "835",
   "URI": "https://asc.fasb.org/extlink&oid=124435984&loc=d3e28541-108399"
  },
  "r725": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "835",
   "URI": "https://asc.fasb.org/extlink&oid=124435984&loc=d3e28551-108399"
  },
  "r726": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "835",
   "URI": "https://asc.fasb.org/extlink&oid=124435984&loc=d3e28555-108399"
  },
  "r727": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "835",
   "URI": "https://asc.fasb.org/extlink&oid=124429444&loc=SL124452920-239629"
  },
  "r728": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "30",
   "Topic": "835",
   "URI": "https://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400"
  },
  "r729": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=128293352&loc=SL126838806-209984"
  },
  "r73": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(6)(a))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r730": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=128293352&loc=SL126838806-209984"
  },
  "r731": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=128293352&loc=SL126838806-209984"
  },
  "r732": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(d)(1)",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=128293352&loc=SL126838806-209984"
  },
  "r733": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=124258985&loc=SL77919398-209981"
  },
  "r734": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)(3)",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=124258985&loc=SL77919359-209981"
  },
  "r735": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "848",
   "URI": "https://asc.fasb.org/extlink&oid=125980421&loc=SL122150809-237846"
  },
  "r736": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "848",
   "URI": "https://asc.fasb.org/extlink&oid=125980421&loc=SL125981372-237846"
  },
  "r737": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(a)(1)",
   "Topic": "848",
   "URI": "https://asc.fasb.org/extlink&oid=125980421&loc=SL125981372-237846"
  },
  "r738": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(a)(2)",
   "Topic": "848",
   "URI": "https://asc.fasb.org/extlink&oid=125980421&loc=SL125981372-237846"
  },
  "r739": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(a)(3)(iii)(01)",
   "Topic": "848",
   "URI": "https://asc.fasb.org/extlink&oid=125980421&loc=SL125981372-237846"
  },
  "r74": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(6))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r740": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(a)(3)(iii)(03)",
   "Topic": "848",
   "URI": "https://asc.fasb.org/extlink&oid=125980421&loc=SL125981372-237846"
  },
  "r741": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "850",
   "URI": "https://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864"
  },
  "r742": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "850",
   "URI": "https://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864"
  },
  "r743": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "850",
   "URI": "https://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864"
  },
  "r744": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "850",
   "URI": "https://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864"
  },
  "r745": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "850",
   "URI": "https://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864"
  },
  "r746": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "850",
   "URI": "https://asc.fasb.org/extlink&oid=6457730&loc=d3e39599-107864"
  },
  "r747": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "850",
   "URI": "https://asc.fasb.org/extlink&oid=6457730&loc=d3e39603-107864"
  },
  "r748": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "850",
   "URI": "https://asc.fasb.org/extlink&oid=6457730&loc=d3e39691-107864"
  },
  "r749": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "850",
   "URI": "https://asc.fasb.org/topic&trid=2122745"
  },
  "r75": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(8))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r750": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "852",
   "URI": "https://asc.fasb.org/extlink&oid=124437977&loc=d3e55792-112764"
  },
  "r751": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "852",
   "URI": "https://asc.fasb.org/extlink&oid=124433192&loc=d3e56071-112765"
  },
  "r752": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "852",
   "URI": "https://asc.fasb.org/extlink&oid=124433192&loc=SL2890621-112765"
  },
  "r753": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "852",
   "URI": "https://asc.fasb.org/extlink&oid=124433192&loc=SL2890621-112765"
  },
  "r754": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "852",
   "URI": "https://asc.fasb.org/extlink&oid=84165509&loc=d3e56426-112766"
  },
  "r755": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "855",
   "URI": "https://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662"
  },
  "r756": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "855",
   "URI": "https://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662"
  },
  "r757": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "855",
   "URI": "https://asc.fasb.org/extlink&oid=6842918&loc=SL6314020-165662"
  },
  "r758": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "855",
   "URI": "https://asc.fasb.org/topic&trid=2122774"
  },
  "r759": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(bb)(1)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r76": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(9))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r760": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(bb)(2)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r761": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(bb)(3)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r762": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)(1)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r763": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)(2)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r764": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)(3)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r765": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(1)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719"
  },
  "r766": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(2)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719"
  },
  "r767": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(3)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719"
  },
  "r768": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(b)(1)(i)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=109249958&loc=SL6224234-111729"
  },
  "r769": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(b)(1)(ii)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=109249958&loc=SL6224234-111729"
  },
  "r77": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.19(a)(1))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r770": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(b)(2)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=109249958&loc=SL6224234-111729"
  },
  "r771": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(b)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=109249958&loc=SL34722452-111729"
  },
  "r772": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "910",
   "URI": "https://asc.fasb.org/extlink&oid=126937589&loc=SL119991595-234733"
  },
  "r773": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "310",
   "Topic": "912",
   "URI": "https://asc.fasb.org/extlink&oid=126938201&loc=d3e55302-109406"
  },
  "r774": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 11.L)",
   "Topic": "924",
   "URI": "https://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856"
  },
  "r775": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "926",
   "URI": "https://asc.fasb.org/extlink&oid=120154821&loc=SL120154904-197079"
  },
  "r776": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "926",
   "URI": "https://asc.fasb.org/extlink&oid=120154821&loc=SL120154904-197079"
  },
  "r777": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "926",
   "URI": "https://asc.fasb.org/extlink&oid=120154821&loc=SL120154904-197079"
  },
  "r778": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-10(a)(32))",
   "Topic": "932",
   "URI": "https://asc.fasb.org/extlink&oid=126954596&loc=d3e511914-122862"
  },
  "r779": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-10(c)(3)(ii)(A))",
   "Topic": "932",
   "URI": "https://asc.fasb.org/extlink&oid=126954596&loc=d3e511914-122862"
  },
  "r78": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.19(a)(5))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r780": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-10(c)(7)(ii))",
   "Topic": "932",
   "URI": "https://asc.fasb.org/extlink&oid=126954596&loc=d3e511914-122862"
  },
  "r781": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "235",
   "Subparagraph": "(a)",
   "Topic": "932",
   "URI": "https://asc.fasb.org/extlink&oid=126939881&loc=d3e61929-109447"
  },
  "r782": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "235",
   "Subparagraph": "(b)",
   "Topic": "932",
   "URI": "https://asc.fasb.org/extlink&oid=126939881&loc=d3e61929-109447"
  },
  "r783": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "235",
   "Subparagraph": "(b)",
   "Topic": "932",
   "URI": "https://asc.fasb.org/extlink&oid=126939881&loc=SL6806780-109447"
  },
  "r784": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "235",
   "Subparagraph": "(a)",
   "Topic": "932",
   "URI": "https://asc.fasb.org/extlink&oid=126939881&loc=d3e62059-109447"
  },
  "r785": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "235",
   "Subparagraph": "(b)",
   "Topic": "932",
   "URI": "https://asc.fasb.org/extlink&oid=126939881&loc=d3e62059-109447"
  },
  "r786": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "235",
   "Subparagraph": "(a)",
   "Topic": "932",
   "URI": "https://asc.fasb.org/extlink&oid=126939881&loc=d3e62395-109447"
  },
  "r787": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "235",
   "Subparagraph": "(b)",
   "Topic": "932",
   "URI": "https://asc.fasb.org/extlink&oid=126939881&loc=d3e62395-109447"
  },
  "r788": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "33",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "235",
   "Subparagraph": "(a)",
   "Topic": "932",
   "URI": "https://asc.fasb.org/extlink&oid=126939881&loc=d3e62479-109447"
  },
  "r789": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "33",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "235",
   "Subparagraph": "(b)",
   "Topic": "932",
   "URI": "https://asc.fasb.org/extlink&oid=126939881&loc=d3e62479-109447"
  },
  "r79": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.19(a)(7))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r790": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "35A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "235",
   "Subparagraph": "(a)",
   "Topic": "932",
   "URI": "https://asc.fasb.org/extlink&oid=126939881&loc=SL6807758-109447"
  },
  "r791": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "35A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "235",
   "Subparagraph": "(b)",
   "Topic": "932",
   "URI": "https://asc.fasb.org/extlink&oid=126939881&loc=SL6807758-109447"
  },
  "r792": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "235",
   "Subparagraph": "(c)(1)",
   "Topic": "932",
   "URI": "https://asc.fasb.org/extlink&oid=126939881&loc=d3e61872-109447"
  },
  "r793": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "235",
   "Subparagraph": "(c)(2)",
   "Topic": "932",
   "URI": "https://asc.fasb.org/extlink&oid=126939881&loc=d3e61872-109447"
  },
  "r794": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "20",
   "Topic": "940",
   "URI": "https://asc.fasb.org/extlink&oid=126941158&loc=d3e41242-110953"
  },
  "r795": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "35",
   "SubTopic": "320",
   "Subparagraph": "(b)",
   "Topic": "940",
   "URI": "https://asc.fasb.org/extlink&oid=35711043&loc=d3e42429-110968"
  },
  "r796": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(10)(1))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878"
  },
  "r797": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(10))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878"
  },
  "r798": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(11))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878"
  },
  "r799": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(13)(2))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878"
  },
  "r8": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222160&loc=SL51721523-107759"
  },
  "r80": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.19(a))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r800": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(13))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878"
  },
  "r801": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(16))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878"
  },
  "r802": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(22))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878"
  },
  "r803": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(23))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878"
  },
  "r804": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.10)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878"
  },
  "r805": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.17)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878"
  },
  "r806": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(19))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r807": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(13)(f))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r808": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(15))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r809": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(20))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r81": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.19(b))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r810": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(22))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r811": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(23))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r812": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(24))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r813": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(25))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r814": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(26))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r815": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(27))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r816": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.7,8)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r817": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.9)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r818": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "235",
   "Subparagraph": "(SX 210.9-05(b)(2))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399901&loc=d3e537907-122884"
  },
  "r819": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "320",
   "Subparagraph": "(b)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126980459&loc=d3e62557-112803"
  },
  "r82": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.19(b),22(b))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r820": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "360",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=124429447&loc=SL124453093-239630"
  },
  "r821": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "470",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=123599511&loc=d3e64711-112823"
  },
  "r822": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(16))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910"
  },
  "r823": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(5)(c))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910"
  },
  "r824": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(1)(b))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910"
  },
  "r825": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(10))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910"
  },
  "r826": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(12))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910"
  },
  "r827": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(16)(a)(1))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910"
  },
  "r828": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(16))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910"
  },
  "r829": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(23)(a)(3))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910"
  },
  "r83": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.19)",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r830": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(23)(a)(4)(ii))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910"
  },
  "r831": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(23)(a)(4))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910"
  },
  "r832": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(24))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910"
  },
  "r833": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(25))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910"
  },
  "r834": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(8))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910"
  },
  "r835": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03.(a),19)",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910"
  },
  "r836": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03.16)",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910"
  },
  "r837": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03.3)",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910"
  },
  "r838": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03.5(c))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910"
  },
  "r839": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(10))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r84": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.19,20)",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r840": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(11))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r841": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(12))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r842": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(18))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r843": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(19))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r844": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(20))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r845": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(21))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r846": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(22))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r847": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(23))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r848": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(8))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r849": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(9))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r85": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.19-26)",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r850": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04.3(a))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r851": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "40",
   "Subparagraph": "(a)",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=116884095&loc=d3e14764-158437"
  },
  "r852": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "40",
   "Subparagraph": "(cc)",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=116884095&loc=d3e14764-158437"
  },
  "r853": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4H",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "40",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=116884468&loc=SL65671331-158438"
  },
  "r854": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "40",
   "Subparagraph": "(d)",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=124506351&loc=SL117782755-158439"
  },
  "r855": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13H",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "40",
   "Subparagraph": "(a)",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=126561865&loc=SL117783719-158441"
  },
  "r856": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13H",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "40",
   "Subparagraph": "(b)",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=126561865&loc=SL117783719-158441"
  },
  "r857": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13H",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "40",
   "Subparagraph": "(c)",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=126561865&loc=SL117783719-158441"
  },
  "r858": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "29F",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "40",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=126561865&loc=SL117819544-158441"
  },
  "r859": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(a)",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641"
  },
  "r86": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.20)",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r860": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(b)",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641"
  },
  "r861": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(e)",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641"
  },
  "r862": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(f)(1)",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641"
  },
  "r863": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(f)(2)",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641"
  },
  "r864": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(g)(1)",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641"
  },
  "r865": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(g)(2)(i)",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641"
  },
  "r866": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(g)(2)(ii)",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641"
  },
  "r867": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(g)(2)(iii)",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641"
  },
  "r868": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(g)(2)(iv)",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641"
  },
  "r869": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(h)(1)",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641"
  },
  "r87": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.21)",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r870": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(h)(2)",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641"
  },
  "r871": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(e)",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=124508989&loc=d3e19393-158473"
  },
  "r872": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=66023616&loc=SL35737432-115832"
  },
  "r873": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "205",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=118262037&loc=d3e9915-115836"
  },
  "r874": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "210",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=118262064&loc=SL116631418-115840"
  },
  "r875": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "210",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=118262064&loc=SL116631419-115840"
  },
  "r876": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.6-04(12)(b)(3))",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=120401414&loc=d3e603758-122996"
  },
  "r877": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.6-05(4))",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=120401414&loc=d3e604008-122996"
  },
  "r878": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.6-07.1(c))",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=120401555&loc=SL114874292-224272"
  },
  "r879": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.6-09(6))",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=120401555&loc=SL114874367-224272"
  },
  "r88": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.22(a)(1))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r880": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.6-09(7))",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=120401555&loc=SL114874367-224272"
  },
  "r881": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "320",
   "Subparagraph": "(SX 210.12-12B(Column B)(Footnote 1))",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=122147990&loc=d3e611197-123010"
  },
  "r882": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "320",
   "Subparagraph": "(SX 210.12-12B(Column B)(Footnote 6))",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=122147990&loc=d3e611197-123010"
  },
  "r883": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "320",
   "Subparagraph": "(SX 210.12-12B(Column B)(Footnote 7))",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=122147990&loc=d3e611197-123010"
  },
  "r884": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "320",
   "Subparagraph": "(SX 210.12-12B(Column C)(Footnote 1))",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=122147990&loc=d3e611197-123010"
  },
  "r885": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "320",
   "Subparagraph": "(SX 210.12-12B(Column C)(Footnote 6))",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=122147990&loc=d3e611197-123010"
  },
  "r886": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "320",
   "Subparagraph": "(SX 210.12-12B(Column C)(Footnote 7))",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=122147990&loc=d3e611197-123010"
  },
  "r887": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "320",
   "Subparagraph": "(SX 210.12-12B(Column D)(Footnote 1))",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=122147990&loc=d3e611197-123010"
  },
  "r888": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "320",
   "Subparagraph": "(SX 210.12-12B(Column D)(Footnote 6))",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=122147990&loc=d3e611197-123010"
  },
  "r889": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "320",
   "Subparagraph": "(SX 210.12-12B(Column D)(Footnote 7))",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=122147990&loc=d3e611197-123010"
  },
  "r89": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.22)",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r890": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5D",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "320",
   "Subparagraph": "(SX 210.12-13D(Column B)(Footnote 2))",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=122147990&loc=SL120429264-123010"
  },
  "r891": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5D",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "320",
   "Subparagraph": "(SX 210.12-13D(Column C)(Footnote 2))",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=122147990&loc=SL120429264-123010"
  },
  "r892": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "320",
   "Subparagraph": "(SX 210.12-14(1)(a)(3))",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=122147990&loc=d3e611322-123010"
  },
  "r893": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "320",
   "Subparagraph": "(SX 210.12-15(Column A))",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=122147990&loc=d3e611379-123010"
  },
  "r894": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "320",
   "Subparagraph": "(SX 210.12-15(Column B))",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=122147990&loc=d3e611379-123010"
  },
  "r895": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "320",
   "Subparagraph": "(SX 210.12-15(Column C))",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=122147990&loc=d3e611379-123010"
  },
  "r896": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "320",
   "Subparagraph": "(SX 210.12-15(Column D))",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=122147990&loc=d3e611379-123010"
  },
  "r897": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "310",
   "Subparagraph": "(SX 210.12-29(Footnote 4))",
   "Topic": "948",
   "URI": "https://asc.fasb.org/extlink&oid=120402547&loc=d3e617274-123014"
  },
  "r898": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "210",
   "Topic": "954",
   "URI": "https://asc.fasb.org/extlink&oid=120413173&loc=SL116631458-115580"
  },
  "r899": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "440",
   "Subparagraph": "(a)",
   "Topic": "954",
   "URI": "https://asc.fasb.org/extlink&oid=6491277&loc=d3e6429-115629"
  },
  "r9": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=109222160&loc=SL51721525-107759"
  },
  "r90": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.24)",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r900": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Column B))",
   "Topic": "970",
   "URI": "https://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r901": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Column C))",
   "Topic": "970",
   "URI": "https://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r902": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Column D))",
   "Topic": "970",
   "URI": "https://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r903": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Column E))",
   "Topic": "970",
   "URI": "https://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r904": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Column F))",
   "Topic": "970",
   "URI": "https://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r905": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Column G))",
   "Topic": "970",
   "URI": "https://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r906": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Column H))",
   "Topic": "970",
   "URI": "https://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r907": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Column I))",
   "Topic": "970",
   "URI": "https://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r908": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Footnote 2))",
   "Topic": "970",
   "URI": "https://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r909": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Footnote 4))",
   "Topic": "970",
   "URI": "https://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r91": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.25)",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r910": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "310",
   "Subparagraph": "(c)",
   "Topic": "976",
   "URI": "https://asc.fasb.org/extlink&oid=6497875&loc=d3e22274-108663"
  },
  "r911": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "310",
   "Subparagraph": "(b)",
   "Topic": "978",
   "URI": "https://asc.fasb.org/extlink&oid=126945304&loc=d3e27327-108691"
  },
  "r912": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "980",
   "URI": "https://asc.fasb.org/extlink&oid=84167750&loc=d3e42232-110370"
  },
  "r913": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "340",
   "Topic": "980",
   "URI": "https://asc.fasb.org/extlink&oid=123417213&loc=d3e43603-110378"
  },
  "r914": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "340",
   "Topic": "980",
   "URI": "https://asc.fasb.org/extlink&oid=6499975&loc=d3e44250-110382"
  },
  "r915": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "340",
   "Topic": "980",
   "URI": "https://asc.fasb.org/extlink&oid=6499975&loc=d3e44264-110382"
  },
  "r916": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "340",
   "Topic": "980",
   "URI": "https://asc.fasb.org/extlink&oid=6499975&loc=d3e44278-110382"
  },
  "r917": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SAB TOPIC 10.C)",
   "Topic": "980",
   "URI": "https://asc.fasb.org/extlink&oid=122136288&loc=d3e659983-123033"
  },
  "r918": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SAB Topic 10.C)",
   "Topic": "980",
   "URI": "https://asc.fasb.org/extlink&oid=122136288&loc=d3e659983-123033"
  },
  "r919": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "405",
   "Topic": "980",
   "URI": "https://asc.fasb.org/extlink&oid=6500807&loc=d3e48068-110394"
  },
  "r92": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.29,30)",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r920": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "715",
   "Topic": "980",
   "URI": "https://asc.fasb.org/extlink&oid=6501251&loc=d3e52485-110419"
  },
  "r921": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "740",
   "Topic": "980",
   "URI": "https://asc.fasb.org/extlink&oid=6501382&loc=d3e54053-110423"
  },
  "r922": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "740",
   "Topic": "980",
   "URI": "https://asc.fasb.org/extlink&oid=6501382&loc=d3e54136-110423"
  },
  "r923": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "835",
   "Topic": "980",
   "URI": "https://asc.fasb.org/extlink&oid=6501569&loc=d3e55921-110430"
  },
  "r924": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "835",
   "Topic": "980",
   "URI": "https://asc.fasb.org/extlink&oid=6501662&loc=d3e56162-110433"
  },
  "r925": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "980",
   "URI": "https://asc.fasb.org/topic&trid=2156578"
  },
  "r926": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "b"
  },
  "r927": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "b-2"
  },
  "r928": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "d1-1"
  },
  "r929": {
   "Name": "Form 10-Q",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "308",
   "Subsection": "a"
  },
  "r93": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.29-31)",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r930": {
   "Name": "Forms 10-K, 10-Q, 20-F",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "13",
   "Subsection": "a-1"
  },
  "r931": {
   "Name": "Regulation S-T",
   "Number": "232",
   "Publisher": "SEC",
   "Section": "405"
  },
  "r932": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Publisher": "SEC",
   "Section": "11",
   "Subsection": "03"
  },
  "r933": {
   "Footnote": "2",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "28"
  },
  "r934": {
   "Footnote": "4",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "28"
  },
  "r935": {
   "Footnote": "4",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "29"
  },
  "r936": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "Column B",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "28"
  },
  "r937": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "Column C",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "28"
  },
  "r938": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "Column D",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "28"
  },
  "r939": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "Column E",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "28"
  },
  "r94": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.3,4)",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r940": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "Column F",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "28"
  },
  "r941": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "Column G",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "28"
  },
  "r942": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "Column H",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "28"
  },
  "r943": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "Column I",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "28"
  },
  "r944": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "13",
   "Subparagraph": "(4)(i)",
   "Subsection": "01"
  },
  "r945": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "13",
   "Subparagraph": "(4)(i)",
   "Subsection": "02"
  },
  "r946": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "13",
   "Subparagraph": "(4)(ii)",
   "Subsection": "01"
  },
  "r947": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "13",
   "Subparagraph": "(4)(iii)",
   "Subsection": "01"
  },
  "r948": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "13",
   "Subparagraph": "(4)(iii)(A)",
   "Subsection": "01"
  },
  "r949": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "13",
   "Subparagraph": "(4)(iii)(A)",
   "Subsection": "02"
  },
  "r95": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.31)",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r950": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "13",
   "Subparagraph": "(4)(iii)(B)",
   "Subsection": "01"
  },
  "r951": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "13",
   "Subparagraph": "(4)(iii)(B)",
   "Subsection": "02"
  },
  "r952": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "13",
   "Subparagraph": "(4)(iii)(C)",
   "Subsection": "02"
  },
  "r953": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "13",
   "Subparagraph": "(4)(iv)",
   "Subsection": "01"
  },
  "r954": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "13",
   "Subparagraph": "(4)(iv)",
   "Subsection": "02"
  },
  "r955": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "(m)",
   "Publisher": "SEC",
   "Section": "4",
   "Subparagraph": "(1)(iii)",
   "Subsection": "08"
  },
  "r956": {
   "Name": "Rule 15c3-1",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "15c3-1"
  },
  "r96": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312"
  },
  "r97": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=99393222&loc=SL20226008-175313"
  },
  "r98": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=99393222&loc=SL20226024-175313"
  },
  "r99": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=99393222&loc=SL20226049-175313"
  }
 },
 "version": "2.1"
}
