{
 "instance": {
  "fsea-20221231.htm": {
   "axisCustom": 2,
   "axisStandard": 38,
   "baseTaxonomies": {
    "http://fasb.org/srt/2022": 3,
    "http://fasb.org/us-gaap/2022": 1447,
    "http://xbrl.sec.gov/dei/2022": 37
   },
   "contextCount": 419,
   "dts": {
    "calculationLink": {
     "local": [
      "fsea-20221231_cal.xml"
     ]
    },
    "definitionLink": {
     "local": [
      "fsea-20221231_def.xml"
     ]
    },
    "inline": {
     "local": [
      "fsea-20221231.htm"
     ]
    },
    "labelLink": {
     "local": [
      "fsea-20221231_lab.xml"
     ]
    },
    "presentationLink": {
     "local": [
      "fsea-20221231_pre.xml"
     ]
    },
    "schema": {
     "local": [
      "fsea-20221231.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/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/stpr/2022/stpr-2022.xsd"
     ]
    }
   },
   "elementCount": 850,
   "entityCount": 1,
   "hidden": {
    "http://fasb.org/us-gaap/2022": 7,
    "http://www.firstseacoastbank.com/20221231": 1,
    "http://xbrl.sec.gov/dei/2022": 4,
    "total": 12
   },
   "keyCustom": 104,
   "keyStandard": 450,
   "memberCustom": 43,
   "memberStandard": 69,
   "nsprefix": "fsea",
   "nsuri": "http://www.firstseacoastbank.com/20221231",
   "report": {
    "R1": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "dei:DocumentType",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "document",
     "isDefault": "true",
     "longName": "100000 - Document - Cover Page",
     "menuCat": "Cover",
     "order": "1",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage",
     "shortName": "Cover Page",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "dei:DocumentType",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R10": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100100 - Disclosure - The Company",
     "menuCat": "Notes",
     "order": "10",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureTheCompany",
     "shortName": "The Company",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R100": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:IncomeTaxExpenseBenefit",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "101000 - Disclosure - Condensed Financial Statements of Parent Company - Schedule of Condensed Statements of Income (Detail)",
     "menuCat": "Details",
     "order": "100",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfIncomeDetail",
     "shortName": "Condensed Financial Statements of Parent Company - Schedule of Condensed Statements of Income (Detail)",
     "subGroupType": "parenthetical",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "srt:ScheduleOfCondensedIncomeStatementTableTextBlock",
       "div",
       "us-gaap:CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_cd19c6e3-3ea4-4cbf-ae06-7064edfabbf1",
      "decimals": "-3",
      "lang": null,
      "name": "fsea:InterestIncomeOnESOPLoan",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R101": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:ProfitLoss",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "101010 - Disclosure - Condensed Financial Statements of Parent Company - Schedule of Condensed Statements of Cash Flows (Detail)",
     "menuCat": "Details",
     "order": "101",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail",
     "shortName": "Condensed Financial Statements of Parent Company - Schedule of Condensed Statements of Cash Flows (Detail)",
     "subGroupType": "parenthetical",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "srt:ScheduleOfCondensedCashFlowStatementTableTextBlock",
       "div",
       "us-gaap:CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_cd19c6e3-3ea4-4cbf-ae06-7064edfabbf1",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:ProfitLoss",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R102": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:CommonStockSharesIssued",
      "reportCount": 1,
      "unitRef": "U_shares",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "101020 - Disclosure - Subsequent Events - Additional Information (Detail)",
     "menuCat": "Details",
     "order": "102",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetail",
     "shortName": "Subsequent Events - Additional Information (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:SubsequentEventsTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_eb8c33a2-e404-4d8b-8d0b-de81ff79fa24",
      "decimals": "INF",
      "lang": null,
      "name": "us-gaap:StockIssuedDuringPeriodSharesNewIssues",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_shares",
      "xsiNil": "false"
     }
    },
    "R11": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SignificantAccountingPoliciesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100110 - Disclosure - Summary of Significant Accounting Policies",
     "menuCat": "Notes",
     "order": "11",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPolicies",
     "shortName": "Summary of Significant Accounting Policies",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SignificantAccountingPoliciesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R12": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100120 - Disclosure - Recent Accounting Pronouncements",
     "menuCat": "Notes",
     "order": "12",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRecentAccountingPronouncements",
     "shortName": "Recent Accounting Pronouncements",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R13": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "fsea:InterestBearingTimeDepositsWithOtherBanksTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100130 - Disclosure - Interest Bearing Time Deposits With Other Banks",
     "menuCat": "Notes",
     "order": "13",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureInterestBearingTimeDepositsWithOtherBanks",
     "shortName": "Interest Bearing Time Deposits With Other Banks",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "fsea:InterestBearingTimeDepositsWithOtherBanksTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R14": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "fsea:SecuritiesAvailableForSaleTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100140 - Disclosure - Securities Available-for-Sale",
     "menuCat": "Notes",
     "order": "14",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSale",
     "shortName": "Securities Available-for-Sale",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "fsea:SecuritiesAvailableForSaleTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R15": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FinancingReceivablesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100150 - Disclosure - Loans",
     "menuCat": "Notes",
     "order": "15",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoans",
     "shortName": "Loans",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FinancingReceivablesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R16": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:TransfersAndServicingOfFinancialAssetsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100160 - Disclosure - Loan Servicing",
     "menuCat": "Notes",
     "order": "16",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoanServicing",
     "shortName": "Loan Servicing",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:TransfersAndServicingOfFinancialAssetsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R17": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100170 - Disclosure - Land, Buildings and Equipment",
     "menuCat": "Notes",
     "order": "17",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLandBuildingsAndEquipment",
     "shortName": "Land, Buildings and Equipment",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R18": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DepositLiabilitiesDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100180 - Disclosure - Deposits",
     "menuCat": "Notes",
     "order": "18",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDeposits",
     "shortName": "Deposits",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DepositLiabilitiesDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R19": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DebtDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100190 - Disclosure - Borrowings",
     "menuCat": "Notes",
     "order": "19",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowings",
     "shortName": "Borrowings",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DebtDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R2": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:CashAndDueFromBanks",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "100010 - Statement - CONSOLIDATED BALANCE SHEETS",
     "menuCat": "Statements",
     "order": "2",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS",
     "shortName": "CONSOLIDATED BALANCE SHEETS",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:LoansAndLeasesReceivableGrossCarryingAmount",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R20": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncomeTaxDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100200 - Disclosure - Income Taxes",
     "menuCat": "Notes",
     "order": "20",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxes",
     "shortName": "Income Taxes",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncomeTaxDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R21": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100210 - Disclosure - Employee Benefits",
     "menuCat": "Notes",
     "order": "21",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefits",
     "shortName": "Employee Benefits",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R22": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100220 - Disclosure - Stock Based Compensation",
     "menuCat": "Notes",
     "order": "22",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensation",
     "shortName": "Stock Based Compensation",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R23": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LesseeOperatingLeasesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100230 - Disclosure - Leases",
     "menuCat": "Notes",
     "order": "23",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeases",
     "shortName": "Leases",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LesseeOperatingLeasesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R24": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ComprehensiveIncomeNoteTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100240 - Disclosure - Other Comprehensive (Loss) Income",
     "menuCat": "Notes",
     "order": "24",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncome1",
     "shortName": "Other Comprehensive (Loss) Income",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ComprehensiveIncomeNoteTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R25": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "fsea:FinancialInstrumentsWithOffBalanceSheetRiskCommitmentsAndContingenciesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100250 - Disclosure - Financial Instruments with Off-Balance Sheet Risk, Commitments and Contingencies",
     "menuCat": "Notes",
     "order": "25",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFinancialInstrumentsWithOffBalanceSheetRiskCommitmentsAndContingencies",
     "shortName": "Financial Instruments with Off-Balance Sheet Risk, Commitments and Contingencies",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "fsea:FinancialInstrumentsWithOffBalanceSheetRiskCommitmentsAndContingenciesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R26": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100260 - Disclosure - Regulatory Matters",
     "menuCat": "Notes",
     "order": "26",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMatters",
     "shortName": "Regulatory Matters",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R27": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:TreasuryStockTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100270 - Disclosure - Treasury Stock",
     "menuCat": "Notes",
     "order": "27",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureTreasuryStock",
     "shortName": "Treasury Stock",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:TreasuryStockTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R28": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100280 - Disclosure - Derivatives and Hedging Activities",
     "menuCat": "Notes",
     "order": "28",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivities",
     "shortName": "Derivatives and Hedging Activities",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R29": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100290 - Disclosure - Fair Values of Assets and Liabilities",
     "menuCat": "Notes",
     "order": "29",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilities",
     "shortName": "Fair Values of Assets and Liabilities",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R3": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:CommonStockParOrStatedValuePerShare",
      "reportCount": 1,
      "unitRef": "U_UnitedStatesOfAmericaDollarsShare",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "100030 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical)",
     "menuCat": "Statements",
     "order": "3",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETSParenthetical",
     "shortName": "CONSOLIDATED BALANCE SHEETS (Parenthetical)",
     "subGroupType": "parenthetical",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "INF",
      "lang": null,
      "name": "us-gaap:CommonStockSharesAuthorized",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_shares",
      "xsiNil": "false"
     }
    },
    "R30": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100300 - Disclosure - Condensed Financial Statements of Parent Company",
     "menuCat": "Notes",
     "order": "30",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompany",
     "shortName": "Condensed Financial Statements of Parent Company",
     "subGroupType": "parenthetical",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R31": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SubsequentEventsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100310 - Disclosure - Subsequent Events",
     "menuCat": "Notes",
     "order": "31",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSubsequentEvents",
     "shortName": "Subsequent Events",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SubsequentEventsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R32": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "us-gaap:SignificantAccountingPoliciesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:BasisOfAccountingPolicyPolicyTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100320 - Disclosure - Summary of Significant Accounting Policies (Policies)",
     "menuCat": "Policies",
     "order": "32",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies",
     "shortName": "Summary of Significant Accounting Policies (Policies)",
     "subGroupType": "policies",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "us-gaap:SignificantAccountingPoliciesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:BasisOfAccountingPolicyPolicyTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R33": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "fsea:SecuritiesAvailableForSaleTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100330 - Disclosure - Securities Available-for-Sale (Tables)",
     "menuCat": "Tables",
     "order": "33",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleTables",
     "shortName": "Securities Available-for-Sale (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "fsea:SecuritiesAvailableForSaleTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R34": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "us-gaap:FinancingReceivablesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100340 - Disclosure - Loans (Tables)",
     "menuCat": "Tables",
     "order": "34",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansTables",
     "shortName": "Loans (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "us-gaap:FinancingReceivablesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R35": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "us-gaap:TransfersAndServicingOfFinancialAssetsTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfServicingAssetsAtFairValueTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100350 - Disclosure - Loan Servicing (Tables)",
     "menuCat": "Tables",
     "order": "35",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoanServicingTables",
     "shortName": "Loan Servicing (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "us-gaap:TransfersAndServicingOfFinancialAssetsTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfServicingAssetsAtFairValueTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R36": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PropertyPlantAndEquipmentTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100360 - Disclosure - Land, Buildings and Equipment (Tables)",
     "menuCat": "Tables",
     "order": "36",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLandBuildingsAndEquipmentTables",
     "shortName": "Land, Buildings and Equipment (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PropertyPlantAndEquipmentTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R37": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "us-gaap:DepositLiabilitiesDisclosuresTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DepositLiabilitiesTypeTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100370 - Disclosure - Deposits (Tables)",
     "menuCat": "Tables",
     "order": "37",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsTables",
     "shortName": "Deposits (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "us-gaap:DepositLiabilitiesDisclosuresTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DepositLiabilitiesTypeTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R38": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "us-gaap:DebtDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100380 - Disclosure - Borrowings (Tables)",
     "menuCat": "Tables",
     "order": "38",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsTables",
     "shortName": "Borrowings (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "us-gaap:DebtDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R39": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "us-gaap:IncomeTaxDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100390 - Disclosure - Income Taxes (Tables)",
     "menuCat": "Tables",
     "order": "39",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesTables",
     "shortName": "Income Taxes (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "us-gaap:IncomeTaxDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R4": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:InterestAndFeeIncomeLoansAndLeases",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "100040 - Statement - CONSOLIDATED STATEMENTS OF (LOSS) INCOME",
     "menuCat": "Statements",
     "order": "4",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome",
     "shortName": "CONSOLIDATED STATEMENTS OF (LOSS) INCOME",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:InterestAndFeeIncomeLoansAndLeases",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R40": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfEmployeeStockOwnershipPlanESOPDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100400 - Disclosure - Employee Benefits (Tables)",
     "menuCat": "Tables",
     "order": "40",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsTables",
     "shortName": "Employee Benefits (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfEmployeeStockOwnershipPlanESOPDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R41": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NonvestedRestrictedStockSharesActivityTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100410 - Disclosure - Stock Based Compensation (Tables)",
     "menuCat": "Tables",
     "order": "41",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationTables",
     "shortName": "Stock Based Compensation (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NonvestedRestrictedStockSharesActivityTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R42": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "us-gaap:LesseeOperatingLeasesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "fsea:SummaryOfRightOfUseAssetAndNetLeaseLiabilityTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100420 - Disclosure - Leases (Tables)",
     "menuCat": "Tables",
     "order": "42",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesTables",
     "shortName": "Leases (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "us-gaap:LesseeOperatingLeasesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "fsea:SummaryOfRightOfUseAssetAndNetLeaseLiabilityTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R43": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "us-gaap:ComprehensiveIncomeNoteTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100430 - Disclosure - Other Comprehensive Income (Tables)",
     "menuCat": "Tables",
     "order": "43",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureOtherComprehensiveIncomeTables",
     "shortName": "Other Comprehensive Income (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "us-gaap:ComprehensiveIncomeNoteTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R44": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "fsea:FinancialInstrumentsWithOffBalanceSheetRiskCommitmentsAndContingenciesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfFairValueOffBalanceSheetRisksTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100440 - Disclosure - Financial Instruments with Off-Balance Sheet Risk, Commitments and Contingencies (Tables)",
     "menuCat": "Tables",
     "order": "44",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFinancialInstrumentsWithOffBalanceSheetRiskCommitmentsAndContingenciesTables",
     "shortName": "Financial Instruments with Off-Balance Sheet Risk, Commitments and Contingencies (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "fsea:FinancialInstrumentsWithOffBalanceSheetRiskCommitmentsAndContingenciesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfFairValueOffBalanceSheetRisksTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R45": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "us-gaap:RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100450 - Disclosure - Regulatory Matters (Tables)",
     "menuCat": "Tables",
     "order": "45",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersTables",
     "shortName": "Regulatory Matters (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "us-gaap:RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R46": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_9f7cb0ee-b579-42fa-88cb-15ab07f7a5f4",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfDerivativeInstrumentsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100460 - Disclosure - Derivatives and Hedging Activities (Tables)",
     "menuCat": "Tables",
     "order": "46",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesTables",
     "shortName": "Derivatives and Hedging Activities (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_9f7cb0ee-b579-42fa-88cb-15ab07f7a5f4",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfDerivativeInstrumentsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R47": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "us-gaap:FairValueDisclosuresTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueAssetsMeasuredOnRecurringBasisTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100470 - Disclosure - Fair Values of Assets and Liabilities (Tables)",
     "menuCat": "Tables",
     "order": "47",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesTables",
     "shortName": "Fair Values of Assets and Liabilities (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "us-gaap:FairValueDisclosuresTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueAssetsMeasuredOnRecurringBasisTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R48": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "us-gaap:CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_cd19c6e3-3ea4-4cbf-ae06-7064edfabbf1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "srt:ScheduleOfCondensedBalanceSheetTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100480 - Disclosure - Condensed Financial Statements of Parent Company (Tables)",
     "menuCat": "Tables",
     "order": "48",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyTables",
     "shortName": "Condensed Financial Statements of Parent Company (Tables)",
     "subGroupType": "parenthetical",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "us-gaap:CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_cd19c6e3-3ea4-4cbf-ae06-7064edfabbf1",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "srt:ScheduleOfCondensedBalanceSheetTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R49": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "fsea:NumberOfCoreServices",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_Service",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100490 - Disclosure - The Company - Additional Information (Details)",
     "menuCat": "Details",
     "order": "49",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureTheCompanyAdditionalInformationDetails",
     "shortName": "The Company - Additional Information (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "fsea:NumberOfCoreServices",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_Service",
      "xsiNil": "false"
     }
    },
    "R5": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:NetIncomeLoss",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "100050 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME",
     "menuCat": "Statements",
     "order": "5",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME",
     "shortName": "CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R50": {
     "firstAnchor": {
      "ancestors": [
       "fsea:ReserveForUnfundedLoanCommitments",
       "span",
       "p",
       "us-gaap:LoansAndLeasesReceivableAllowanceForLoanLossesPolicy",
       "div",
       "us-gaap:SignificantAccountingPoliciesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "0",
      "first": true,
      "lang": null,
      "name": "fsea:ReserveForUnfundedLoanCommitments",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100500 - Disclosure - Summary of Significant Accounting Policies - Additional Information (Detail)",
     "menuCat": "Details",
     "order": "50",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail",
     "shortName": "Summary of Significant Accounting Policies - Additional Information (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "fsea:ReserveForUnfundedLoanCommitments",
       "span",
       "p",
       "us-gaap:LoansAndLeasesReceivableAllowanceForLoanLossesPolicy",
       "div",
       "us-gaap:SignificantAccountingPoliciesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "0",
      "first": true,
      "lang": null,
      "name": "fsea:ReserveForUnfundedLoanCommitments",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R51": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "fsea:AccountingStandardsAdoptedPolicyTextBlock",
       "div",
       "us-gaap:NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "fsea:EmergingGrowthCompanyStatusClosingConditions",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100510 - Disclosure - Recent Accounting Pronouncements - Additional Information (Details)",
     "menuCat": "Details",
     "order": "51",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRecentAccountingPronouncementsAdditionalInformationDetails",
     "shortName": "Recent Accounting Pronouncements - Additional Information (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "fsea:AccountingStandardsAdoptedPolicyTextBlock",
       "div",
       "us-gaap:NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "fsea:EmergingGrowthCompanyStatusClosingConditions",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R52": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "fsea:InterestBearingTimeDepositsWithOtherBanksTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "0",
      "first": true,
      "lang": null,
      "name": "fsea:CertificatesOfDepositMaturityYearOne",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100520 - Disclosure - Interest Bearing Time Deposits with Other Banks - Additional Information (Details)",
     "menuCat": "Details",
     "order": "52",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureInterestBearingTimeDepositsWithOtherBanksAdditionalInformationDetails",
     "shortName": "Interest Bearing Time Deposits with Other Banks - Additional Information (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "fsea:InterestBearingTimeDepositsWithOtherBanksTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "0",
      "first": true,
      "lang": null,
      "name": "fsea:CertificatesOfDepositMaturityYearOne",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R53": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock",
       "div",
       "fsea:SecuritiesAvailableForSaleTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100530 - Disclosure - Securities Available-for-Sale - Schedule of amortized cost and fair value of securities available-for-sale (Detail)",
     "menuCat": "Details",
     "order": "53",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValueOfSecuritiesAvailableForSaleDetail",
     "shortName": "Securities Available-for-Sale - Schedule of amortized cost and fair value of securities available-for-sale (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock",
       "div",
       "fsea:SecuritiesAvailableForSaleTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R54": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "fsea:ScheduleOfAvailableforsaleSecuritiesClassifiedByContractualMaturityDateTableTextBlock",
       "div",
       "fsea:SecuritiesAvailableForSaleTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100540 - Disclosure - Securities Available-for-Sale - Schedule of amortized cost and fair values of available-for-sale securities by contractual maturity (Detail)",
     "menuCat": "Details",
     "order": "54",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail",
     "shortName": "Securities Available-for-Sale - Schedule of amortized cost and fair values of available-for-sale securities by contractual maturity (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "fsea:ScheduleOfAvailableforsaleSecuritiesClassifiedByContractualMaturityDateTableTextBlock",
       "div",
       "fsea:SecuritiesAvailableForSaleTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R55": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100550 - Disclosure - Securities Available-for-Sale - Summary of sales proceeds, principal payments received and gross realized gains and losses on available for sale securities (Detail)",
     "menuCat": "Details",
     "order": "55",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfSalesProceedsPrincipalPaymentsReceivedAndGrossRealizedGainsAndLossesOnAvailableForSaleSecuritiesDetail",
     "shortName": "Securities Available-for-Sale - Summary of sales proceeds, principal payments received and gross realized gains and losses on available for sale securities (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfRealizedGainLossTableTextBlock",
       "div",
       "fsea:SecuritiesAvailableForSaleTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:DebtSecuritiesAvailableForSaleRealizedGain",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R56": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "fsea:AvailableForSaleSecuritiesUnrealizedLossPositionFairValueTableTextBlock",
       "div",
       "fsea:SecuritiesAvailableForSaleTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsNumberOfPositions",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_Number",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100560 - Disclosure - Securities Available-for-Sale - Summary of gross unrealized losses and fair value for those investments with unrealized losses (Detail)",
     "menuCat": "Details",
     "order": "56",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail",
     "shortName": "Securities Available-for-Sale - Summary of gross unrealized losses and fair value for those investments with unrealized losses (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "fsea:AvailableForSaleSecuritiesUnrealizedLossPositionFairValueTableTextBlock",
       "div",
       "fsea:SecuritiesAvailableForSaleTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsNumberOfPositions",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_Number",
      "xsiNil": "false"
     }
    },
    "R57": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "fsea:SecuritiesAvailableForSaleTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "fsea:NumberOfHoldingsOfSecuritiesAggregateCarryingValueExceededTenPercentageOfEquity",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_Security",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100570 - Disclosure - Securities Available-for-Sale - Additional Information (Detail)",
     "menuCat": "Details",
     "order": "57",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleAdditionalInformationDetail",
     "shortName": "Securities Available-for-Sale - Additional Information (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "fsea:SecuritiesAvailableForSaleTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "fsea:NumberOfHoldingsOfSecuritiesAggregateCarryingValueExceededTenPercentageOfEquity",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_Security",
      "xsiNil": "false"
     }
    },
    "R58": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "us-gaap:FinancingReceivablesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:LoansAndLeasesReceivableRelatedParties",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100580 - Disclosure - Loans - Additional Information (Detail)",
     "menuCat": "Details",
     "order": "58",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAdditionalInformationDetail",
     "shortName": "Loans - Additional Information (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:FinancingReceivablesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "0",
      "lang": null,
      "name": "us-gaap:DebtInstrumentFaceAmount",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R59": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
       "div",
       "us-gaap:FinancingReceivablesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:LoansAndLeasesReceivableBeforeFeesGross",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100590 - Disclosure - Loans - Schedule of Accounts, Notes, Loans and Financing Receivable (Detail)",
     "menuCat": "Details",
     "order": "59",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansScheduleOfAccountsNotesLoansAndFinancingReceivableDetail",
     "shortName": "Loans - Schedule of Accounts, Notes, Loans and Financing Receivable (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
       "div",
       "us-gaap:FinancingReceivablesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R6": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "100060 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical)",
     "menuCat": "Statements",
     "order": "6",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMEParenthetical",
     "shortName": "CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical)",
     "subGroupType": "parenthetical",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R60": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_ac3e52a7-b7b1-45c4-bfd5-486f345cbed9",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:LoansAndLeasesReceivableAllowance",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100600 - Disclosure - Loans - Transactions In The Allowance For Loan Losses (\"ALL\") (Detail)",
     "menuCat": "Details",
     "order": "60",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansTransactionsInTheAllowanceForLoanLossesALLDetail",
     "shortName": "Loans - Transactions In The Allowance For Loan Losses (\"ALL\") (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "fsea:ScheduleOfAllowanceForLoansAndLeasesReceivableClassification",
       "div",
       "us-gaap:FinancingReceivablesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:AllowanceForLoanAndLeaseLossesWriteOffs",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R61": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "fsea:ScheduleOfAllowanceForLoansAndLeasesReceivableClassification",
       "div",
       "us-gaap:FinancingReceivablesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:FinancingReceivableIndividuallyEvaluatedForImpairment",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100610 - Disclosure - Loans - Information About Loans And The ALL By Portfolio Segment Are Summarized (Detail)",
     "menuCat": "Details",
     "order": "61",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInformationAboutLoansAndTheALLByPortfolioSegmentAreSummarizedDetail",
     "shortName": "Loans - Information About Loans And The ALL By Portfolio Segment Are Summarized (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "fsea:ScheduleOfAllowanceForLoansAndLeasesReceivableClassification",
       "div",
       "us-gaap:FinancingReceivablesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:FinancingReceivableIndividuallyEvaluatedForImpairment",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R62": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
       "div",
       "us-gaap:FinancingReceivablesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:LoansAndLeasesReceivableBeforeFeesGross",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100620 - Disclosure - Loans - Analysis Of Past Due Loans By Portfolio Segment (Detail)",
     "menuCat": "Details",
     "order": "62",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAnalysisOfPastDueLoansByPortfolioSegmentDetail",
     "shortName": "Loans - Analysis Of Past Due Loans By Portfolio Segment (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:PastDueFinancingReceivablesTableTextBlock",
       "div",
       "us-gaap:FinancingReceivablesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:FinancingReceivableRecordedInvestmentNonaccrualStatus",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R63": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ImpairedFinancingReceivablesTableTextBlock",
       "div",
       "us-gaap:FinancingReceivablesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100630 - Disclosure - Loans - Provides Information On Impaired Loans (Detail)",
     "menuCat": "Details",
     "order": "63",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansProvidesInformationOnImpairedLoansDetail",
     "shortName": "Loans - Provides Information On Impaired Loans (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ImpairedFinancingReceivablesTableTextBlock",
       "div",
       "us-gaap:FinancingReceivablesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R64": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
       "div",
       "us-gaap:FinancingReceivablesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:LoansAndLeasesReceivableBeforeFeesGross",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100640 - Disclosure - Loans - Internal Risk Rating Of Loans By Portfolio Segment (Detail)",
     "menuCat": "Details",
     "order": "64",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInternalRiskRatingOfLoansByPortfolioSegmentDetail",
     "shortName": "Loans - Internal Risk Rating Of Loans By Portfolio Segment (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:FinancingReceivableCreditQualityIndicatorsTableTextBlock",
       "div",
       "us-gaap:FinancingReceivablesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_174be7c1-0d96-4b3f-b114-8fe1d0a92c49",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:LoansAndLeasesReceivableBeforeFeesGross",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R65": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "us-gaap:FinancingReceivablesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_ac3e52a7-b7b1-45c4-bfd5-486f345cbed9",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:LoansAndLeasesReceivableRelatedParties",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100650 - Disclosure - Loans - Activity of Loans (Detail)",
     "menuCat": "Details",
     "order": "65",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansActivityOfLoansDetail",
     "shortName": "Loans - Activity of Loans (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "us-gaap:FinancingReceivablesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "-3",
      "lang": null,
      "name": "fsea:LoansAndLeasesReceivableRelatedPartiesPrincipalPayments",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R66": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:TransfersAndServicingOfFinancialAssetsTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-5",
      "first": true,
      "lang": null,
      "name": "us-gaap:ContinuingInvolvementWithTransferredFinancialAssetsPrincipalAmountOutstanding",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100660 - Disclosure - Loan Servicing - Additional Information (Detail)",
     "menuCat": "Details",
     "order": "66",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoanServicingAdditionalInformationDetail",
     "shortName": "Loan Servicing - Additional Information (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:TransfersAndServicingOfFinancialAssetsTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-5",
      "first": true,
      "lang": null,
      "name": "us-gaap:ContinuingInvolvementWithTransferredFinancialAssetsPrincipalAmountOutstanding",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R67": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfServicingAssetsAtFairValueTextBlock",
       "div",
       "us-gaap:TransfersAndServicingOfFinancialAssetsTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_ac3e52a7-b7b1-45c4-bfd5-486f345cbed9",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:ServicingAssetAtFairValueAmount",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100670 - Disclosure - Loan Servicing - Summary Of Activity In Mortgage Servicing Rights (Detail)",
     "menuCat": "Details",
     "order": "67",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoanServicingSummaryOfActivityInMortgageServicingRightsDetail",
     "shortName": "Loan Servicing - Summary Of Activity In Mortgage Servicing Rights (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfServicingAssetsAtFairValueTextBlock",
       "div",
       "us-gaap:TransfersAndServicingOfFinancialAssetsTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_3aac8a71-a951-4e5f-b5e8-aa657055544e",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:ServicingAssetAtFairValueAmount",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R68": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:PropertyPlantAndEquipmentTextBlock",
       "div",
       "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:PropertyPlantAndEquipmentGross",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100680 - Disclosure - Land, Buildings And Equipment - Schedule of Land, Building and Equipment (Detail)",
     "menuCat": "Details",
     "order": "68",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLandBuildingsAndEquipmentScheduleOfLandBuildingAndEquipmentDetail",
     "shortName": "Land, Buildings And Equipment - Schedule of Land, Building and Equipment (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:PropertyPlantAndEquipmentTextBlock",
       "div",
       "us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:PropertyPlantAndEquipmentGross",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R69": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:DepositLiabilitiesTypeTableTextBlock",
       "div",
       "us-gaap:DepositLiabilitiesDisclosuresTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "fsea:DepositsNegotiableOrderOfWithdrawalNowAndDemandDeposits",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100690 - Disclosure - Deposits - Deposit Liabilities (Detail)",
     "menuCat": "Details",
     "order": "69",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsDepositLiabilitiesDetail",
     "shortName": "Deposits - Deposit Liabilities (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:DepositLiabilitiesTypeTableTextBlock",
       "div",
       "us-gaap:DepositLiabilitiesDisclosuresTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "fsea:DepositsNegotiableOrderOfWithdrawalNowAndDemandDeposits",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R7": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_3aac8a71-a951-4e5f-b5e8-aa657055544e",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:StockholdersEquity",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "100070 - Statement - CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY",
     "menuCat": "Statements",
     "order": "7",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITY",
     "shortName": "CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_ac153857-81c2-4902-91b6-a29b9ad76ff5",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:StockholdersEquity",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R70": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:TimeDepositMaturitiesTableTextBlock",
       "div",
       "us-gaap:DepositLiabilitiesDisclosuresTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:TimeDepositMaturitiesYearOne",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100700 - Disclosure - Deposits - Time Deposit Maturities (Detail)",
     "menuCat": "Details",
     "order": "70",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsTimeDepositMaturitiesDetail",
     "shortName": "Deposits - Time Deposit Maturities (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:TimeDepositMaturitiesTableTextBlock",
       "div",
       "us-gaap:DepositLiabilitiesDisclosuresTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:TimeDepositMaturitiesYearOne",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R71": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:DepositLiabilitiesDisclosuresTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_75661948-5f65-446c-942a-a2f2edcd1192",
      "decimals": "-5",
      "first": true,
      "lang": null,
      "name": "fsea:BrokeredDeposits",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100710 - Disclosure - Deposits - Additional information (Detail)",
     "menuCat": "Details",
     "order": "71",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsAdditionalInformationDetail",
     "shortName": "Deposits - Additional information (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:DepositLiabilitiesDisclosuresTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_75661948-5f65-446c-942a-a2f2edcd1192",
      "decimals": "-5",
      "first": true,
      "lang": null,
      "name": "fsea:BrokeredDeposits",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R72": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankTextBlock",
       "div",
       "us-gaap:DebtDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:AdvancesFromFederalHomeLoanBanks",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100720 - Disclosure - Borrowings - Schedule of Federal Home Loan Bank Advances by Branch of FHLB Bank (Detail)",
     "menuCat": "Details",
     "order": "72",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankDetail",
     "shortName": "Borrowings - Schedule of Federal Home Loan Bank Advances by Branch of FHLB Bank (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankTextBlock",
       "div",
       "us-gaap:DebtDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_c11ef2be-3c03-4fec-a5c8-7e097f119a61",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:AdvancesFromFederalHomeLoanBanks",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R73": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:DebtDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-5",
      "first": true,
      "lang": null,
      "name": "us-gaap:FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresAmountOfAvailableUnusedFunds",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100730 - Disclosure - Borrowings - Additional Information (Detail)",
     "menuCat": "Details",
     "order": "73",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsAdditionalInformationDetail",
     "shortName": "Borrowings - Additional Information (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:DebtDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-5",
      "first": true,
      "lang": null,
      "name": "us-gaap:FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresAmountOfAvailableUnusedFunds",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R74": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock",
       "div",
       "us-gaap:IncomeTaxDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:CurrentFederalTaxExpenseBenefit",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100740 - Disclosure - Income Taxes - Schedule of Current and Deferred Components of Income Tax (Benefit) Expense (Detail)",
     "menuCat": "Details",
     "order": "74",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureIncomeTaxesScheduleOfCurrentAndDeferredComponentsOfIncomeTaxBenefitExpenseDetail",
     "shortName": "Income Taxes - Schedule of Current and Deferred Components of Income Tax (Benefit) Expense (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock",
       "div",
       "us-gaap:IncomeTaxDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:CurrentFederalTaxExpenseBenefit",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R75": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock",
       "div",
       "us-gaap:IncomeTaxDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100750 - Disclosure - Income Taxes - Schedule of Reasons for Differences in Amount Computed by U.S. Federal Income Tax Rates (Detail)",
     "menuCat": "Details",
     "order": "75",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail",
     "shortName": "Income Taxes - Schedule of Reasons for Differences in Amount Computed by U.S. Federal Income Tax Rates (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock",
       "div",
       "us-gaap:IncomeTaxDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R76": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock",
       "div",
       "us-gaap:IncomeTaxDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100760 - Disclosure - Income Taxes - Schedule of Components of Deferred Tax Assets and Liabilities (Detail)",
     "menuCat": "Details",
     "order": "76",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail",
     "shortName": "Income Taxes - Schedule of Components of Deferred Tax Assets and Liabilities (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock",
       "div",
       "us-gaap:IncomeTaxDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R77": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:IncomeTaxDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "0",
      "first": true,
      "lang": null,
      "name": "fsea:CharitableContributionsCarryforwards",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100770 - Disclosure - Income Taxes - Additional Information (Detail)",
     "menuCat": "Details",
     "order": "77",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetail",
     "shortName": "Income Taxes - Additional Information (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:IncomeTaxDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "0",
      "first": true,
      "lang": null,
      "name": "fsea:CharitableContributionsCarryforwards",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R78": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedShares",
      "reportCount": 1,
      "unitRef": "U_shares",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100780 - Disclosure - Employee Benefits - Additional information (Detail)",
     "menuCat": "Details",
     "order": "78",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail",
     "shortName": "Employee Benefits - Additional information (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "0",
      "lang": null,
      "name": "us-gaap:DefinedBenefitPlanContributionsByEmployer",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R79": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:EmployeeStockOwnershipPlanESOPNumberOfAllocatedShares",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_shares",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100790 - Disclosure - Employee Benefits - Schedule of Company Compensation Expense for the ESOP (Detail)",
     "menuCat": "Details",
     "order": "79",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsScheduleOfCompanyCompensationExpenseForESOPDetail",
     "shortName": "Employee Benefits - Schedule of Company Compensation Expense for the ESOP (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "us-gaap:CompensationAndEmployeeBenefitPlansTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:EmployeeStockOwnershipPlanESOPNumberOfAllocatedShares",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_shares",
      "xsiNil": "false"
     }
    },
    "R8": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "fsea:EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedSharesDuringPeriod",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_shares",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "100080 - Statement - CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Parenthetical)",
     "menuCat": "Statements",
     "order": "8",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITYParenthetical",
     "shortName": "CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Parenthetical)",
     "subGroupType": "parenthetical",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "fsea:EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedSharesDuringPeriod",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_shares",
      "xsiNil": "false"
     }
    },
    "R80": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:ShareBasedCompensationOptionAndIncentivePlansPolicy",
       "div",
       "us-gaap:SignificantAccountingPoliciesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_3ac32aeb-f780-4195-9631-c4c6c3f69b0a",
      "decimals": "0",
      "first": true,
      "lang": null,
      "name": "us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised",
      "reportCount": 1,
      "unitRef": "U_shares",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100800 - Disclosure - Stock Based Compensation - Additional Information (Details)",
     "menuCat": "Details",
     "order": "80",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails",
     "shortName": "Stock Based Compensation - Additional Information (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "INF",
      "lang": null,
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_shares",
      "xsiNil": "false"
     }
    },
    "R81": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_ac3e52a7-b7b1-45c4-bfd5-486f345cbed9",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber",
      "reportCount": 1,
      "unitRef": "U_shares",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100810 - Disclosure - Stock Based Compensation - Summary of Non-vested Restricted Shares Outstanding (Details)",
     "menuCat": "Details",
     "order": "81",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfNonVestedRestrictedSharesOutstandingDetails",
     "shortName": "Stock Based Compensation - Summary of Non-vested Restricted Shares Outstanding (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_3aac8a71-a951-4e5f-b5e8-aa657055544e",
      "decimals": "INF",
      "lang": null,
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_shares",
      "xsiNil": "false"
     }
    },
    "R82": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:LesseeOperatingLeasesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "fsea:LeaseExpirationDateInMonthAndYear",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100820 - Disclosure - Leases - Additional Information (Detail)",
     "menuCat": "Details",
     "order": "82",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesAdditionalInformationDetail",
     "shortName": "Leases - Additional Information (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:LesseeOperatingLeasesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "fsea:LeaseExpirationDateInMonthAndYear",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R83": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "fsea:SummaryOfRightOfUseAssetAndNetLeaseLiabilityTableTextBlock",
       "div",
       "us-gaap:LesseeOperatingLeasesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:OperatingLeaseRightOfUseAsset",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100830 - Disclosure - Leases - Summary of Right-of-Use Asset and Net Lease Liability (Detail)",
     "menuCat": "Details",
     "order": "83",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesSummaryOfRightofuseAssetAndNetLeaseLiabilityDetail",
     "shortName": "Leases - Summary of Right-of-Use Asset and Net Lease Liability (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "fsea:SummaryOfRightOfUseAssetAndNetLeaseLiabilityTableTextBlock",
       "div",
       "us-gaap:LesseeOperatingLeasesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:OperatingLeaseRightOfUseAsset",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R84": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:LeaseCostTableTextBlock",
       "div",
       "us-gaap:LesseeOperatingLeasesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:OperatingLeaseCost",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100840 - Disclosure - Leases - Components of Operating Lease Cost and Other Related Information (Detail)",
     "menuCat": "Details",
     "order": "84",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesComponentsOfOperatingLeaseCostAndOtherRelatedInformationDetail",
     "shortName": "Leases - Components of Operating Lease Cost and Other Related Information (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:LeaseCostTableTextBlock",
       "div",
       "us-gaap:LesseeOperatingLeasesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:OperatingLeaseCost",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R85": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:LesseeOperatingLeaseLiabilityMaturityTableTextBlock",
       "div",
       "us-gaap:LesseeOperatingLeasesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100850 - Disclosure - Leases - Schedule of Total Minimum Lease Payments Due In Future Periods For Lease Agreements (Detail)",
     "menuCat": "Details",
     "order": "85",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesScheduleOfTotalMinimumLeasePaymentsDueInFuturePeriodsForLeaseAgreementsDetail3",
     "shortName": "Leases - Schedule of Total Minimum Lease Payments Due In Future Periods For Lease Agreements (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:LesseeOperatingLeaseLiabilityMaturityTableTextBlock",
       "div",
       "us-gaap:LesseeOperatingLeasesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R86": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock",
       "div",
       "us-gaap:ComprehensiveIncomeNoteTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100860 - Disclosure - Other Comprehensive (Loss) Income - Schedule of Accumulated Other Comprehensive Income (Loss) (Detail)",
     "menuCat": "Details",
     "order": "86",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeScheduleOfAccumulatedOtherComprehensiveIncomeLossDetail",
     "shortName": "Other Comprehensive (Loss) Income - Schedule of Accumulated Other Comprehensive Income (Loss) (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock",
       "div",
       "us-gaap:ComprehensiveIncomeNoteTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R87": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_ac3e52a7-b7b1-45c4-bfd5-486f345cbed9",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100870 - Disclosure - Other Comprehensive (Loss) Income - Summary of Changes in Component of AOCI (Detail)",
     "menuCat": "Details",
     "order": "87",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeSummaryOfChangesInComponentOfAociDetail",
     "shortName": "Other Comprehensive (Loss) Income - Summary of Changes in Component of AOCI (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock",
       "div",
       "us-gaap:ComprehensiveIncomeNoteTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_3aac8a71-a951-4e5f-b5e8-aa657055544e",
      "decimals": "0",
      "lang": null,
      "name": "us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R88": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfFairValueOffBalanceSheetRisksTextBlock",
       "div",
       "fsea:FinancialInstrumentsWithOffBalanceSheetRiskCommitmentsAndContingenciesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_9c58e61f-e87f-4bf8-965b-d8c8f0caba8d",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:FairValueDisclosureOffbalanceSheetRisksAmountLiability",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100880 - Disclosure - Financial Instruments with Off-Balance Sheet Risk, Commitments and Contingencies - Schedule of Notional Amounts of Financial Instruments with Off-Balance Sheet Credit Risk (Details)",
     "menuCat": "Details",
     "order": "88",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFinancialInstrumentsWithOffBalanceSheetRiskCommitmentsAndContingenciesScheduleOfNotionalAmountsOfFinancialInstrumentsWithOffBalanceSheetCreditRiskDetails",
     "shortName": "Financial Instruments with Off-Balance Sheet Risk, Commitments and Contingencies - Schedule of Notional Amounts of Financial Instruments with Off-Balance Sheet Credit Risk (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfFairValueOffBalanceSheetRisksTextBlock",
       "div",
       "fsea:FinancialInstrumentsWithOffBalanceSheetRiskCommitmentsAndContingenciesTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_9c58e61f-e87f-4bf8-965b-d8c8f0caba8d",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:FairValueDisclosureOffbalanceSheetRisksAmountLiability",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R89": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock",
       "div",
       "us-gaap:RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:Capital",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100890 - Disclosure - Regulatory Matters - Schedule of Regulatory Capital Requirements (Detail)",
     "menuCat": "Details",
     "order": "89",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail",
     "shortName": "Regulatory Matters - Schedule of Regulatory Capital Requirements (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock",
       "div",
       "us-gaap:RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:Capital",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R9": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:ProfitLoss",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "100090 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS",
     "menuCat": "Statements",
     "order": "9",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS",
     "shortName": "CONSOLIDATED STATEMENTS OF CASH FLOWS",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:StockOptionPlanExpense",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R90": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:TreasuryStockTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_8ae9fb44-8f15-4660-b581-6fc6f4330449",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "fsea:VestedRestrictedStockAwardSurrenderedInLieuOfACashPayment",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_shares",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100900 - Disclosure - Treasury Stock - Additional Information (Detail)",
     "menuCat": "Details",
     "order": "90",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureTreasuryStockAdditionalInformationDetail",
     "shortName": "Treasury Stock - Additional Information (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:TreasuryStockTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_8ae9fb44-8f15-4660-b581-6fc6f4330449",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "fsea:VestedRestrictedStockAwardSurrenderedInLieuOfACashPayment",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_shares",
      "xsiNil": "false"
     }
    },
    "R91": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments1",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100910 - Disclosure - Derivatives and Hedging Activities - Additional Information (Detail)",
     "menuCat": "Details",
     "order": "91",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail",
     "shortName": "Derivatives and Hedging Activities - Additional Information (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:CollateralAlreadyPostedAggregateFairValue",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R92": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfDerivativeInstrumentsTextBlock",
       "div",
       "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_dcdf45a9-7eb1-462e-b218-22c78fdbd43f",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:DerivativeInstrumentsAndHedgesLiabilitiesNoncurrent",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100920 - Disclosure - Derivatives and Hedging Activities - Summary of the Company's Derivatives Associated with its Interest Rate Risk Management Activities (Detail)",
     "menuCat": "Details",
     "order": "92",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfCompanySDerivativesAssociatedWithItsInterestRateRiskManagementActivitiesDetail",
     "shortName": "Derivatives and Hedging Activities - Summary of the Company's Derivatives Associated with its Interest Rate Risk Management Activities (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfDerivativeInstrumentsTextBlock",
       "div",
       "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_251ba21a-0477-4c3c-bb62-e8129b943f53",
      "decimals": null,
      "lang": "en-US",
      "name": "us-gaap:DerivativeInceptionDates",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R93": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_bf880c9e-28f2-4607-a9cf-672713eab3ad",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:InterestExpense",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100930 - Disclosure - Derivatives and Hedging Activities - Summary of the Effect of Cash Flow Hedge Accounting (Detail)",
     "menuCat": "Details",
     "order": "93",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfEffectOfCashFlowHedgeAccountingDetail",
     "shortName": "Derivatives and Hedging Activities - Summary of the Effect of Cash Flow Hedge Accounting (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock",
       "div",
       "us-gaap:DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_4399e5ed-f6a3-4a60-ada9-9950ac6e826d",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:InterestExpense",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R94": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:AvailableForSaleSecuritiesDebtSecurities",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100940 - Disclosure - Fair Values of Assets and Liabilities - Fair Value, by Balance Sheet Grouping (Detail)",
     "menuCat": "Details",
     "order": "94",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail",
     "shortName": "Fair Values of Assets and Liabilities - Fair Value, by Balance Sheet Grouping (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:FairValueAssetsMeasuredOnRecurringBasisTextBlock",
       "div",
       "us-gaap:FairValueDisclosuresTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_c5179607-38e2-4f84-86ef-bf4245207ca5",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:AvailableForSaleSecuritiesDebtSecurities",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R95": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock",
       "div",
       "us-gaap:FairValueDisclosuresTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_92ca09b9-40be-4f70-baeb-4f57f3de9b09",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100950 - Disclosure - Fair Values of Assets and Liabilities - Summary of Changes in Level 3 Assets and Liabilities Measured at Fair Value on a Recurring Basis (Detail)",
     "menuCat": "Details",
     "order": "95",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfChangesInLevel3AssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetail",
     "shortName": "Fair Values of Assets and Liabilities - Summary of Changes in Level 3 Assets and Liabilities Measured at Fair Value on a Recurring Basis (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock",
       "div",
       "us-gaap:FairValueDisclosuresTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_add430ef-e5fe-4aea-9d13-f05156648611",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R96": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock",
       "div",
       "us-gaap:FairValueDisclosuresTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_9b805349-3a2f-42f6-8a24-463d7db0559b",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100960 - Disclosure - Fair Values of Assets and Liabilities - Summary of Significant Unobservable Inputs used in Level 3 Assets Measured at Fair Value on Recurring Basis (Detail)",
     "menuCat": "Details",
     "order": "96",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail",
     "shortName": "Fair Values of Assets and Liabilities - Summary of Significant Unobservable Inputs used in Level 3 Assets Measured at Fair Value on Recurring Basis (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock",
       "div",
       "us-gaap:FairValueDisclosuresTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_04d88f33-ad86-4870-bc3d-9d46bcc1ddd3",
      "decimals": "4",
      "lang": null,
      "name": "us-gaap:ServicingAssetMeasurementInput",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_pure",
      "xsiNil": "false"
     }
    },
    "R97": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:FairValueDisclosuresTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "fsea:NonFinancialAssetsAndLiabilitiesFairValueRecurring",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100970 - Disclosure - Fair Values of Assets and Liabilities - Additional Information (Detail)",
     "menuCat": "Details",
     "order": "97",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesAdditionalInformationDetail",
     "shortName": "Fair Values of Assets and Liabilities - Additional Information (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "us-gaap:FairValueDisclosuresTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "INF",
      "first": true,
      "lang": null,
      "name": "fsea:NonFinancialAssetsAndLiabilitiesFairValueRecurring",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R98": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:CashAndDueFromBanks",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100980 - Disclosure - Fair Values of Assets and Liabilities - Fair Value Measurements, Recurring and Nonrecurring (Detail)",
     "menuCat": "Details",
     "order": "98",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail",
     "shortName": "Fair Values of Assets and Liabilities - Fair Value Measurements, Recurring and Nonrecurring (Detail)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "us-gaap:FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock",
       "div",
       "us-gaap:FairValueDisclosuresTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "lang": null,
      "name": "us-gaap:InterestPayableCurrentAndNoncurrent",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    },
    "R99": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_93274078-9710-4e77-8f88-57227be15cd1",
      "decimals": "-3",
      "first": true,
      "lang": null,
      "name": "us-gaap:OtherAssets",
      "reportCount": 1,
      "unitRef": "U_USD",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "100990 - Disclosure - Condensed Financial Statements of Parent Company - Schedule of Condensed Balance Sheets (Detail)",
     "menuCat": "Details",
     "order": "99",
     "role": "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail",
     "shortName": "Condensed Financial Statements of Parent Company - Schedule of Condensed Balance Sheets (Detail)",
     "subGroupType": "parenthetical",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "p",
       "td",
       "tr",
       "table",
       "srt:ScheduleOfCondensedBalanceSheetTableTextBlock",
       "div",
       "us-gaap:CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock",
       "div",
       "body",
       "html"
      ],
      "baseRef": "fsea-20221231.htm",
      "contextRef": "C_6cfe20f8-9ed9-4f60-9204-55119b18a967",
      "decimals": "-3",
      "lang": null,
      "name": "fsea:CashHeldInSubsidiaryBank",
      "reportCount": 1,
      "unique": true,
      "unitRef": "U_USD",
      "xsiNil": "false"
     }
    }
   },
   "segmentCount": 112,
   "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_AuditorFirmId": {
     "auth_ref": [
      "r895",
      "r896",
      "r897"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "PCAOB issued Audit Firm Identifier",
        "label": "Auditor Firm ID",
        "terseLabel": "Auditor Firm ID"
       }
      }
     },
     "localname": "AuditorFirmId",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "nonemptySequenceNumberItemType"
    },
    "dei_AuditorLocation": {
     "auth_ref": [
      "r895",
      "r896",
      "r897"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Auditor Location",
        "terseLabel": "Auditor Location"
       }
      }
     },
     "localname": "AuditorLocation",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "internationalNameItemType"
    },
    "dei_AuditorName": {
     "auth_ref": [
      "r895",
      "r896",
      "r897"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Auditor Name",
        "terseLabel": "Auditor Name"
       }
      }
     },
     "localname": "AuditorName",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "internationalNameItemType"
    },
    "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_CoverAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cover page.",
        "label": "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "gMonthDayItemType"
    },
    "dei_DocumentAnnualReport": {
     "auth_ref": [
      "r895",
      "r896",
      "r897"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true only for a form used as an annual report.",
        "label": "Document Annual Report",
        "terseLabel": "Document Annual Report"
       }
      }
     },
     "localname": "DocumentAnnualReport",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "booleanItemType"
    },
    "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "dateItemType"
    },
    "dei_DocumentTransitionReport": {
     "auth_ref": [
      "r898"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "submissionTypeItemType"
    },
    "dei_DocumentsIncorporatedByReferenceTextBlock": {
     "auth_ref": [
      "r893"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Documents incorporated by reference.",
        "label": "Documents Incorporated by Reference [Text Block]",
        "terseLabel": "Documents Incorporated by Reference"
       }
      }
     },
     "localname": "DocumentsIncorporatedByReferenceTextBlock",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "textBlockItemType"
    },
    "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "stateOrProvinceItemType"
    },
    "dei_EntityCentralIndexKey": {
     "auth_ref": [
      "r892"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "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",
        "verboseLabel": "Entity Common Stock, Shares Outstanding"
       }
      }
     },
     "localname": "EntityCommonStockSharesOutstanding",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "yesNoItemType"
    },
    "dei_EntityEmergingGrowthCompany": {
     "auth_ref": [
      "r892"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntityExTransitionPeriod": {
     "auth_ref": [
      "r901"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicate if an emerging growth company has elected not to use the extended transition period for complying with any new or revised financial accounting standards.",
        "label": "Entity Ex Transition Period",
        "terseLabel": "Entity Ex Transition Period"
       }
      }
     },
     "localname": "EntityExTransitionPeriod",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "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": "Securities Act File Number",
        "terseLabel": "Entity File Number"
       }
      }
     },
     "localname": "EntityFileNumber",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "fileNumberItemType"
    },
    "dei_EntityFilerCategory": {
     "auth_ref": [
      "r892"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "edgarStateCountryItemType"
    },
    "dei_EntityInteractiveDataCurrent": {
     "auth_ref": [
      "r899"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "yesNoItemType"
    },
    "dei_EntityPublicFloat": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate market value of the voting and non-voting common equity held by non-affiliates computed by reference to the price at which the common equity was last sold, or the average bid and asked price of such common equity, as of the last business day of the registrant's most recently completed second fiscal quarter.",
        "label": "Entity Public Float",
        "terseLabel": "Entity Public Float"
       }
      }
     },
     "localname": "EntityPublicFloat",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "monetaryItemType"
    },
    "dei_EntityRegistrantName": {
     "auth_ref": [
      "r892"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityShellCompany": {
     "auth_ref": [
      "r892"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntitySmallBusiness": {
     "auth_ref": [
      "r892"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntityTaxIdentificationNumber": {
     "auth_ref": [
      "r892"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "employerIdItemType"
    },
    "dei_EntityVoluntaryFilers": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicate 'Yes' or 'No' if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act.",
        "label": "Entity Voluntary Filers",
        "terseLabel": "Entity Voluntary Filers"
       }
      }
     },
     "localname": "EntityVoluntaryFilers",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "yesNoItemType"
    },
    "dei_EntityWellKnownSeasonedIssuer": {
     "auth_ref": [
      "r900"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicate 'Yes' or 'No' if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. Is used on Form Type: 10-K, 10-Q, 8-K, 20-F, 6-K, 10-K/A, 10-Q/A, 20-F/A, 6-K/A, N-CSR, N-Q, N-1A.",
        "label": "Entity Well-known Seasoned Issuer",
        "terseLabel": "Entity Well-known Seasoned Issuer"
       }
      }
     },
     "localname": "EntityWellKnownSeasonedIssuer",
     "nsuri": "http://xbrl.sec.gov/dei/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "yesNoItemType"
    },
    "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_Security12bTitle": {
     "auth_ref": [
      "r891"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "securityTitleItemType"
    },
    "dei_SecurityExchangeName": {
     "auth_ref": [
      "r894"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DocumentCoverPage"
     ],
     "xbrltype": "tradingSymbolItemType"
    },
    "fsea_AccountingStandardsAdoptedPolicyTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for the accounting standards adopted during the period.",
        "label": "Accounting Standards Adopted Policy [Text Block]",
        "terseLabel": "Recently Adopted Accounting Standards"
       }
      }
     },
     "localname": "AccountingStandardsAdoptedPolicyTextBlock",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "fsea_AccountingStandardsUpdate202206Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accounting standards update 2022-06.",
        "label": "Accounting Standards Update 2022-06 [Member]",
        "terseLabel": "ASU 2022-06 [Member]"
       }
      }
     },
     "localname": "AccountingStandardsUpdate202206Member",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRecentAccountingPronouncementsAdditionalInformationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_AccruedInterestPayableMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accrued interest payable member.",
        "label": "Accrued Interest Payable [Member]",
        "terseLabel": "Accrued interest payable [member]"
       }
      }
     },
     "localname": "AccruedInterestPayableMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_AccruedInterestReceivableMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accrued interest receivable",
        "label": "Accrued Interest Receivable [Member]",
        "terseLabel": "Accrued interest receivable [member]"
       }
      }
     },
     "localname": "AccruedInterestReceivableMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_AcquisitionDevelopmentAndLandPortfolioSegmentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "ADL [Member]",
        "label": "Acquisition Development And Land Portfolio Segment [Member]",
        "terseLabel": "ADL [Member]"
       }
      }
     },
     "localname": "AcquisitionDevelopmentAndLandPortfolioSegmentMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAnalysisOfPastDueLoansByPortfolioSegmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInformationAboutLoansAndTheALLByPortfolioSegmentAreSummarizedDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInternalRiskRatingOfLoansByPortfolioSegmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansProvidesInformationOnImpairedLoansDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansScheduleOfAccountsNotesLoansAndFinancingReceivableDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansTransactionsInTheAllowanceForLoanLossesALLDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_AdjustmentsToShareBasedCompensationExpense": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 2.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of noncash expense for share-based payment arrangement adjustments.",
        "label": "Adjustments To Share Based Compensation Expense",
        "terseLabel": "Stock based compensation"
       }
      }
     },
     "localname": "AdjustmentsToShareBasedCompensationExpense",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_AdvancesFromFederalReserveBank": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Advances from federal reserve bank.",
        "label": "Advances From Federal Reserve Bank",
        "terseLabel": "Advances from Federal Reserve Bank"
       }
      }
     },
     "localname": "AdvancesFromFederalReserveBank",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_AllowanceForLoanLossesIncludesSpecificReserveForTroubledDebtRestructurings": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Allowance for loan losses includes specific reserve for troubled debt restructurings.",
        "label": "Allowance For Loan Losses Includes Specific Reserve For Troubled Debt Restructurings",
        "terseLabel": "Allowance for loan losses includes specific reserve for TDR"
       }
      }
     },
     "localname": "AllowanceForLoanLossesIncludesSpecificReserveForTroubledDebtRestructurings",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_AvailableForSaleSecuritiesUnrealizedLossPositionFairValueTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of available for sale securities unrealized loss position fair value.",
        "label": "Available For Sale Securities Unrealized Loss Position Fair Value Table [Text Block]",
        "terseLabel": "Summary of gross unrealized losses and fair value for those investments with unrealized losses"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesUnrealizedLossPositionFairValueTableTextBlock",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "fsea_BalanceSheetHedgingMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Balance sheet hedging member.",
        "label": "Balance Sheet Hedging [Member]",
        "terseLabel": "Balance Sheet Hedges on 90-day Advances from FHLB [Member]"
       }
      }
     },
     "localname": "BalanceSheetHedgingMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_BankOwnedLifeInsuranceMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Bank Owned Life Insurance",
        "label": "Bank Owned Life Insurance [Member]",
        "terseLabel": "Bank-owned life insurance [Member]"
       }
      }
     },
     "localname": "BankOwnedLifeInsuranceMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_BankOwnedLifeInsurancePolicyTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Bank-owned life insurance policy text block.",
        "label": "Bank Owned Life Insurance Policy [Text Block]",
        "terseLabel": "Bank-Owned Life Insurance"
       }
      }
     },
     "localname": "BankOwnedLifeInsurancePolicyTextBlock",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "fsea_BankingAndThrift1Abstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Banking And Thrift.",
        "label": "Banking And Thrift1 [Abstract]"
       }
      }
     },
     "localname": "BankingAndThrift1Abstract",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "xbrltype": "stringItemType"
    },
    "fsea_BranchOfficeAndCertainEquipmentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Branch office and certain equipment.",
        "label": "Branch Office And Certain Equipment [Member]",
        "terseLabel": "Branch Office and Certain Equipment [Member]"
       }
      }
     },
     "localname": "BranchOfficeAndCertainEquipmentMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_BrokeredDeposits": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Brokered deposits.",
        "label": "Brokered Deposits",
        "terseLabel": "Brokered time deposits"
       }
      }
     },
     "localname": "BrokeredDeposits",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_BuildingAndLeaseholdImprovementsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Building and leasehold improvements.",
        "label": "Building And Leasehold Improvements [Member]",
        "terseLabel": "Building and Leasehold Improvements [Member]"
       }
      }
     },
     "localname": "BuildingAndLeaseholdImprovementsMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLandBuildingsAndEquipmentScheduleOfLandBuildingAndEquipmentDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_CARESActAggregateGuaranteedOutstandingLoans": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "CARES Act aggregate guaranteed outstanding loans.",
        "label": "C A R E S Act Aggregate Guaranteed Outstanding Loans",
        "terseLabel": "CARES Act aggregate guaranteed outstanding loans"
       }
      }
     },
     "localname": "CARESActAggregateGuaranteedOutstandingLoans",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_CARESActAmountOfAdditionalLoan": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "CARES Act amount Of additional loan",
        "label": "C A R E S Act Amount Of Additional Loan",
        "terseLabel": "CARES Act amount of additional loan"
       }
      }
     },
     "localname": "CARESActAmountOfAdditionalLoan",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_CARESActAmountOfReliefPackage": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "CARES act amount Of relief package",
        "label": "C A R E S Act Amount Of Relief Package",
        "terseLabel": "CARES Act amount of relief package"
       }
      }
     },
     "localname": "CARESActAmountOfReliefPackage",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_CARESActNumberOfGuaranteedLoans": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "CARES Act number of guaranteed loans.",
        "label": "C A R E S Act Number Of Guaranteed Loans",
        "terseLabel": "CARES Act number of guaranteed loans"
       }
      }
     },
     "localname": "CARESActNumberOfGuaranteedLoans",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAdditionalInformationDetail"
     ],
     "xbrltype": "integerItemType"
    },
    "fsea_CashActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Cash Activities [Abstract]",
        "terseLabel": "Cash activities:"
       }
      }
     },
     "localname": "CashActivitiesAbstract",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "stringItemType"
    },
    "fsea_CashAndDueFromBanksMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cash and due from banks",
        "label": "Cash And Due From Banks [Member]",
        "terseLabel": "Cash and due from banks [Member]"
       }
      }
     },
     "localname": "CashAndDueFromBanksMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_CashHeldInSubsidiaryBank": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail": {
       "order": 2.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cash held in subsidiary bank.",
        "label": "Cash Held In Subsidiary Bank",
        "terseLabel": "Cash held at First Seacoast Bank"
       }
      }
     },
     "localname": "CashHeldInSubsidiaryBank",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_CashSurrenderValueOfLifeInsurancePoliciesAsPercentageOfTierOneCapital": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cash surrender value of life insurance policies as percentage of tier one capital.",
        "label": "Cash Surrender Value Of Life Insurance Policies As Percentage Of Tier One Capital",
        "terseLabel": "Total cash surrender value of life insurance policies as a percentage of tier one capital"
       }
      }
     },
     "localname": "CashSurrenderValueOfLifeInsurancePoliciesAsPercentageOfTierOneCapital",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "fsea_CertificatesOfDepositMaturityYearOne": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Certificates of deposit maturity year one.",
        "label": "Certificates Of Deposit Maturity Year One",
        "terseLabel": "Time deposits scheduled to mature during 2023"
       }
      }
     },
     "localname": "CertificatesOfDepositMaturityYearOne",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureInterestBearingTimeDepositsWithOtherBanksAdditionalInformationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_CertificatesOfDepositTerm": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Certificates of deposit term.",
        "label": "Certificates Of Deposit Term",
        "terseLabel": "Certificates of Deposit Term"
       }
      }
     },
     "localname": "CertificatesOfDepositTerm",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "durationItemType"
    },
    "fsea_CharitableContributionsCarryforwards": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Charitable contributions carryforwards.",
        "label": "Charitable Contributions Carryforwards",
        "terseLabel": "Carryforward of charitable contributions"
       }
      }
     },
     "localname": "CharitableContributionsCarryforwards",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_CharitableContributionsCarryforwardsUtilizationPeriod": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Charitable contributions carryforwards utilization period.",
        "label": "Charitable Contributions Carryforwards Utilization Period",
        "terseLabel": "Charitable contribution carryforward utilization period"
       }
      }
     },
     "localname": "CharitableContributionsCarryforwardsUtilizationPeriod",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetail"
     ],
     "xbrltype": "durationItemType"
    },
    "fsea_CharitableContributionsLimitPercentageOfTaxableIncomeDeduction": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Charitable contributions limit percentage of taxable income deduction.",
        "label": "Charitable Contributions Limit Percentage Of Taxable Income Deduction",
        "terseLabel": "Charitable contributions limit percentage of taxable income deduction"
       }
      }
     },
     "localname": "CharitableContributionsLimitPercentageOfTaxableIncomeDeduction",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "fsea_CommercialAndIndustrialPortfolioSegmentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "C+I [Member]",
        "label": "Commercial And Industrial Portfolio Segment [Member]",
        "terseLabel": "C+I [Member]"
       }
      }
     },
     "localname": "CommercialAndIndustrialPortfolioSegmentMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAnalysisOfPastDueLoansByPortfolioSegmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInformationAboutLoansAndTheALLByPortfolioSegmentAreSummarizedDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInternalRiskRatingOfLoansByPortfolioSegmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansProvidesInformationOnImpairedLoansDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansScheduleOfAccountsNotesLoansAndFinancingReceivableDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansTransactionsInTheAllowanceForLoanLossesALLDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_CommonEquityTierOneCapitalRequiredForAdequacyToRiskBasedAssets": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common Equity Tier One Capital Required For Adequacy To Risk based Assets.",
        "label": "Common Equity Tier One Capital Required For Adequacy To Risk Based Assets",
        "terseLabel": "Minimum Capital Requirement Ratio, Common Equity Tier 1 (to risk-weighted assets)"
       }
      }
     },
     "localname": "CommonEquityTierOneCapitalRequiredForAdequacyToRiskBasedAssets",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "fsea_CommonStockConversionRatio": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common stock conversion ratio.",
        "label": "Common Stock Conversion Ratio",
        "terseLabel": "Common stock coversion ratio"
       }
      }
     },
     "localname": "CommonStockConversionRatio",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetail"
     ],
     "xbrltype": "pureItemType"
    },
    "fsea_CorporateSubordinatedDebtMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Corporate Subordinated Debt Member.",
        "label": "Corporate Subordinated Debt [Member]",
        "terseLabel": "Corporate subordinated debt [Member]"
       }
      }
     },
     "localname": "CorporateSubordinatedDebtMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValueOfSecuritiesAvailableForSaleDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_CustomerListIntangiblePolicyTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for customer list intangible.",
        "label": "Customer List Intangible Policy [Text Block]",
        "terseLabel": "Customer List Intangible"
       }
      }
     },
     "localname": "CustomerListIntangiblePolicyTextBlock",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "fsea_DebitCardFees": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 8.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents debit card fee.",
        "label": "Debit Card Fees",
        "terseLabel": "Debit card fees"
       }
      }
     },
     "localname": "DebitCardFees",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_DeferredDirectorsSupplementalRetirementPlanMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Deferred Directors Supplemental Retirement Plan [Member]",
        "label": "Deferred Directors Supplemental Retirement Plan [Member]",
        "terseLabel": "Deferred Directors Supplemental Retirement Plan [Member]",
        "verboseLabel": "Deferred Directors Supplemental Retirement Plan [Member]"
       }
      }
     },
     "localname": "DeferredDirectorsSupplementalRetirementPlanMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_DeferredTaxAssetsDepreciation": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail": {
       "order": 4.0,
       "parentTag": "us-gaap_DeferredTaxAssetsGross",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Deferred tax assets, depreciation.",
        "label": "Deferred Tax Assets, Depreciation",
        "terseLabel": "Depreciation"
       }
      }
     },
     "localname": "DeferredTaxAssetsDepreciation",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_DeferredTaxAssetsStateTaxCreditCarryforwards": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail": {
       "order": 3.0,
       "parentTag": "us-gaap_DeferredTaxAssetsGross",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Deferred tax assets, state, tax credit carryforwards.",
        "label": "Deferred Tax Assets State Tax Credit Carryforwards",
        "terseLabel": "State tax credit carryforward"
       }
      }
     },
     "localname": "DeferredTaxAssetsStateTaxCreditCarryforwards",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_DeferredTaxLiabilitiesDepreciation": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_DeferredTaxLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Deferred tax liabilities, depreciation.",
        "label": "Deferred Tax Liabilities Depreciation",
        "negatedLabel": "Depreciation"
       }
      }
     },
     "localname": "DeferredTaxLiabilitiesDepreciation",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_DeferredTaxLiabilitiesInterestRateSwap": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_DeferredTaxLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Deferred tax liabilities interest rate swap.",
        "label": "Deferred Tax Liabilities Interest Rate Swap",
        "negatedLabel": "Interest rate swaps"
       }
      }
     },
     "localname": "DeferredTaxLiabilitiesInterestRateSwap",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_DeferredTaxes": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 1.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsNetOfTax",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "It represents Deferred taxes.",
        "label": "Deferred Taxes",
        "negatedLabel": "Deferred taxes",
        "terseLabel": "Deferred taxes"
       }
      }
     },
     "localname": "DeferredTaxes",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_DeferredTaxesRelatedToInterestRateSwaps": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 1.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Deferred taxes related to interest rate swaps.",
        "label": "Deferred Taxes Related To Interest Rate Swaps",
        "negatedLabel": "Deferred taxes"
       }
      }
     },
     "localname": "DeferredTaxesRelatedToInterestRateSwaps",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_DepositsNegotiableOrderOfWithdrawalNowAndDemandDeposits": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsDepositLiabilitiesDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_Deposits",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Deposits negotiable order of withdrawal and demand deposits.",
        "label": "Deposits Negotiable Order Of Withdrawal Now And Demand Deposits",
        "terseLabel": "NOW and demand deposits"
       }
      }
     },
     "localname": "DepositsNegotiableOrderOfWithdrawalNowAndDemandDeposits",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsDepositLiabilitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_DerivativeInstrument": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Derivative instrument.",
        "label": "Derivative Instrument",
        "terseLabel": "Derivatives:"
       }
      }
     },
     "localname": "DerivativeInstrument",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME"
     ],
     "xbrltype": "stringItemType"
    },
    "fsea_DirectorsAndManagementMembersMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Directors and Management Members [Member].",
        "label": "Directors And Management Members [Member]",
        "terseLabel": "Directors and Members [Member]"
       }
      }
     },
     "localname": "DirectorsAndManagementMembersMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_DisclosureOfFairValuesOfAssetsAndLiabilitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of Fair Values of Assets and Liabilities",
        "label": "Disclosure Of Fair Values Of Assets And Liabilities [Abstract]"
       }
      }
     },
     "localname": "DisclosureOfFairValuesOfAssetsAndLiabilitiesAbstract",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "xbrltype": "stringItemType"
    },
    "fsea_DisclosureOfOtherComprehensiveIncomeLossAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of Other Comprehensive Income Loss",
        "label": "Disclosure Of Other Comprehensive Income Loss [Abstract]"
       }
      }
     },
     "localname": "DisclosureOfOtherComprehensiveIncomeLossAbstract",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "xbrltype": "stringItemType"
    },
    "fsea_DisclosureOfRegulatoryMattersAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of Regulatory Matters",
        "label": "Disclosure Of Regulatory Matters [Abstract]"
       }
      }
     },
     "localname": "DisclosureOfRegulatoryMattersAbstract",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "xbrltype": "stringItemType"
    },
    "fsea_EffectOfAccountingStandardAdoptionOtherAssets": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Effect of accounting standard adoption other assets.",
        "label": "Effect Of Accounting Standard Adoption Other Assets",
        "terseLabel": "Other assets"
       }
      }
     },
     "localname": "EffectOfAccountingStandardAdoptionOtherAssets",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_EffectOfAccountingStandardAdoptionOtherLiabilities": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Effect of accounting standard adoption other liabilities.",
        "label": "Effect Of Accounting Standard Adoption Other Liabilities",
        "terseLabel": "Other liabilities"
       }
      }
     },
     "localname": "EffectOfAccountingStandardAdoptionOtherLiabilities",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_EffectOfAdoptionOfAccountingStandardUpdateAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Effect of adoption of accounting standard update.",
        "label": "Effect Of Adoption Of Accounting Standard Update [Abstract]",
        "terseLabel": "Effect of the adoption of ASU 2016-02:"
       }
      }
     },
     "localname": "EffectOfAdoptionOfAccountingStandardUpdateAbstract",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "stringItemType"
    },
    "fsea_EffectOfChangeInFairValueOfInterestRateSwapsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Effect of change in fair value of interest rate swaps.",
        "label": "Effect Of Change In Fair Value Of Interest Rate Swaps [Abstract]",
        "terseLabel": "Effect of change in fair value of interest rate swaps:"
       }
      }
     },
     "localname": "EffectOfChangeInFairValueOfInterestRateSwapsAbstract",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "stringItemType"
    },
    "fsea_EffectOfChangeInFairValueOfSecuritiesAvailableForSaleAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Effect of change in fair value of securities available for sale.",
        "label": "Effect Of Change In Fair Value Of Securities Available For Sale [Abstract]",
        "terseLabel": "Effect of change in fair value of securities available-for-sale:"
       }
      }
     },
     "localname": "EffectOfChangeInFairValueOfSecuritiesAvailableForSaleAbstract",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "stringItemType"
    },
    "fsea_EffectiveIncomeTaxRateReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_EffectiveIncomeTaxRateContinuingOperations",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Effective income tax rate reconciliation income tax expense benefit at federal statutory income tax rate.",
        "label": "Effective Income Tax Rate Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate",
        "terseLabel": "Computed \"expected\" tax (benefit)"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "fsea_EffectiveIncomeTaxRateReconciliationLifeInsuranceIncome": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail": {
       "order": 3.0,
       "parentTag": "us-gaap_EffectiveIncomeTaxRateContinuingOperations",
       "weight": -1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Effective income tax rate reconciliation life insurance income.",
        "label": "Effective Income Tax Rate Reconciliation Life Insurance Income",
        "negatedLabel": "BOLI income"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationLifeInsuranceIncome",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "fsea_EmergingGrowthCompanyStatusClosingConditions": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents on satisfaction of any of these conditions entity can't enjoy it's emerging growth company status.",
        "label": "Emerging Growth Company Status Closing Conditions",
        "terseLabel": "Emerging growth of company status"
       }
      }
     },
     "localname": "EmergingGrowthCompanyStatusClosingConditions",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRecentAccountingPronouncementsAdditionalInformationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "fsea_EmployeeSalaryIncrementalPercent": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Employee salary incremental percent.",
        "label": "Employee Salary Incremental Percent",
        "terseLabel": "Employee salary incremental percent"
       }
      }
     },
     "localname": "EmployeeSalaryIncrementalPercent",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "fsea_EmployeeStockOptionPlanMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Employee stock option plan [Member]",
        "label": "Employee Stock Option Plan [Member]",
        "terseLabel": "Employee stock option plan [Member]"
       }
      }
     },
     "localname": "EmployeeStockOptionPlanMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedSharesDuringPeriod": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The number of shares committed to the ESOP plan, but not allocated or contributed to the plan yet. The ESOP documents typically define the period of service to which the shares relate. ESOP shares are released to compensate employees directly, to settle employer liabilities for other employee benefits, and to replace dividends on allocated shares that are used for debt service.",
        "label": "Employee Stock Ownership Plan E S O P Number Of Committed To Be Released Shares During Period",
        "verboseLabel": "Number of shares committed to be released each year,ESOP"
       }
      }
     },
     "localname": "EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedSharesDuringPeriod",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITYParenthetical"
     ],
     "xbrltype": "sharesItemType"
    },
    "fsea_EmployeeTravelAndEducationExpenses": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 9.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents Employee Travel And Education Expenses.",
        "label": "Employee Travel And Education Expenses",
        "terseLabel": "Employee travel and education expenses"
       }
      }
     },
     "localname": "EmployeeTravelAndEducationExpenses",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_EndorsementMethodSplitDollarPlanMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Endorsement Method Split Dollar Plan [Member]",
        "label": "Endorsement Method Split Dollar Plan [Member]",
        "terseLabel": "Endorsement Method Split Dollar Plan [Member]"
       }
      }
     },
     "localname": "EndorsementMethodSplitDollarPlanMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_EquityInUndistributedIncomeOfSubsidiary": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfIncomeDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_NetIncomeLoss",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Equity in undistributed income of subsidiary.",
        "label": "Equity In Undistributed Income Of Subsidiary",
        "terseLabel": "Equity in undistributed net income of First Seacoast Bank"
       }
      }
     },
     "localname": "EquityInUndistributedIncomeOfSubsidiary",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfIncomeDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_ExcessCharitableContributionsCarryforwardsSucceedingPeriod": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Excess charitable contributions carryforwards succeeding period.",
        "label": "Excess Charitable Contributions Carryforwards Succeeding Period",
        "terseLabel": "Excess charitable contributions carryforwards succeeding period"
       }
      }
     },
     "localname": "ExcessCharitableContributionsCarryforwardsSucceedingPeriod",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetail"
     ],
     "xbrltype": "durationItemType"
    },
    "fsea_ExecutiveSupplementalRetirementPlanMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Executive Supplemental Retirement Plan [Member]",
        "label": "Executive Supplemental Retirement Plan [Member]",
        "terseLabel": "Executive Supplemental Retirement Plan",
        "verboseLabel": "Executive Supplemental Retirement Plan [Member]"
       }
      }
     },
     "localname": "ExecutiveSupplementalRetirementPlanMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_ExposureToTransportationAndHospitalityIndustriesInGrossLoan": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Exposure to transportation and hospitality industries in gross loan.",
        "label": "Exposure To Transportation And Hospitality Industries In Gross Loan",
        "terseLabel": "Exposure to transportation and hospitality industries in gross loan"
       }
      }
     },
     "localname": "ExposureToTransportationAndHospitalityIndustriesInGrossLoan",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "fsea_FedFundsBorrowingMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fed Funds borrowing [Member]",
        "label": "Fed Funds Borrowing [Member]",
        "terseLabel": "Fed Funds Borrowing [Member]"
       }
      }
     },
     "localname": "FedFundsBorrowingMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_FederalHomeLoanBankAdvancesAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Federal Home Loan Bank Advances [Axis]",
        "terseLabel": "Federal Home Loan Bank Advances"
       }
      }
     },
     "localname": "FederalHomeLoanBankAdvancesAxis",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "fsea_FederalHomeLoanBankAdvancesDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Federal Home Loan Bank Advances [Domain]",
        "terseLabel": "Federal Home Loan Bank Advances"
       }
      }
     },
     "localname": "FederalHomeLoanBankAdvancesDomain",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_FederalHomeLoanBankAdvancesFiveMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Federal home loan bank advances five.",
        "label": "Federal Home Loan Bank Advances Five [Member]",
        "terseLabel": "Federal Home Loan Bank Advances Five"
       }
      }
     },
     "localname": "FederalHomeLoanBankAdvancesFiveMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_FederalHomeLoanBankAdvancesFourMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Federal home loan bank advances four.",
        "label": "Federal Home Loan Bank Advances Four [Member]",
        "terseLabel": "Federal Home Loan Bank Advances Four"
       }
      }
     },
     "localname": "FederalHomeLoanBankAdvancesFourMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_FederalHomeLoanBankAdvancesOneMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Federal Home Loan Bank Advances One [Member]",
        "label": "Federal Home Loan Bank Advances One [Member]",
        "terseLabel": "Federal Home Loan Bank Advances One"
       }
      }
     },
     "localname": "FederalHomeLoanBankAdvancesOneMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_FederalHomeLoanBankAdvancesSevenMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Federal home loan bank advances seven member.",
        "label": "Federal Home Loan Bank Advances Seven [Member]",
        "terseLabel": "Federal Home Loan Bank Advances Seven"
       }
      }
     },
     "localname": "FederalHomeLoanBankAdvancesSevenMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_FederalHomeLoanBankAdvancesSixMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Federal home loan bank advances six member.",
        "label": "Federal Home Loan Bank Advances Six [Member]",
        "terseLabel": "Federal Home Loan Bank Advances Six"
       }
      }
     },
     "localname": "FederalHomeLoanBankAdvancesSixMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_FederalHomeLoanBankAdvancesThreeMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Federal Home Loan Bank Advances Three [Member]",
        "label": "Federal Home Loan Bank Advances Three [Member]",
        "terseLabel": "Federal Home Loan Bank Advances Three"
       }
      }
     },
     "localname": "FederalHomeLoanBankAdvancesThreeMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_FederalHomeLoanBankAdvancesTwoMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Federal Home Loan Bank Advances Two [Member]",
        "label": "Federal Home Loan Bank Advances Two [Member]",
        "terseLabel": "Federal Home Loan Bank Advances Two"
       }
      }
     },
     "localname": "FederalHomeLoanBankAdvancesTwoMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_FederalHomeLoanBankStockPolicyTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Federal home loan bank stock.",
        "label": "Federal Home Loan Bank Stock Policy [Text Block]",
        "terseLabel": "Federal Home Loan Bank Stock"
       }
      }
     },
     "localname": "FederalHomeLoanBankStockPolicyTextBlock",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "fsea_FinancialInstrumentsWithOffBalanceSheetRiskCommitmentAndContingenciesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financial instruments with off balance sheet risk, commitment and contingencies.",
        "label": "Financial Instruments With Off Balance Sheet Risk Commitment And Contingencies [Abstract]"
       }
      }
     },
     "localname": "FinancialInstrumentsWithOffBalanceSheetRiskCommitmentAndContingenciesAbstract",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "xbrltype": "stringItemType"
    },
    "fsea_FinancialInstrumentsWithOffBalanceSheetRiskCommitmentsAndContingenciesTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financial instruments with off-balance sheet risk, commitments and contingencies.",
        "label": "Financial Instruments With Off Balance Sheet Risk Commitments And Contingencies [Text Block]",
        "terseLabel": "Financial Instruments with Off-Balance Sheet Risk, Commitments and Contingencies"
       }
      }
     },
     "localname": "FinancialInstrumentsWithOffBalanceSheetRiskCommitmentsAndContingenciesTextBlock",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFinancialInstrumentsWithOffBalanceSheetRiskCommitmentsAndContingencies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "fsea_FirstSeacoastBancorpIncMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "First Seacoast Bancorp, Inc.",
        "label": "First Seacoast Bancorp, Inc [Member]",
        "terseLabel": "First Seacoast Bancorp, Inc [Member]"
       }
      }
     },
     "localname": "FirstSeacoastBancorpIncMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_FirstSeacoastBankEmployeeStockOwnershipPlanMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "First Seacoast Bank Employee Stock Ownership Plan [Member]",
        "label": "First Seacoast Bank Employee Stock Ownership Plan [Member]",
        "terseLabel": "First Seacoast Bank Employee Stock Ownership Plan [Member]"
       }
      }
     },
     "localname": "FirstSeacoastBankEmployeeStockOwnershipPlanMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_FullyPhasedInMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fully Phased In [Member]",
        "label": "Fully Phased In [Member]",
        "terseLabel": "Fully Phased In",
        "verboseLabel": "Fully Phased In [Member]"
       }
      }
     },
     "localname": "FullyPhasedInMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_HomeEquityLineOfCreditPortfolioSegmentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "HELOC [Member]",
        "label": "Home Equity Line Of Credit Portfolio Segment [Member]",
        "terseLabel": "HELOC [Member]"
       }
      }
     },
     "localname": "HomeEquityLineOfCreditPortfolioSegmentMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAnalysisOfPastDueLoansByPortfolioSegmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInformationAboutLoansAndTheALLByPortfolioSegmentAreSummarizedDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInternalRiskRatingOfLoansByPortfolioSegmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansProvidesInformationOnImpairedLoansDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansScheduleOfAccountsNotesLoansAndFinancingReceivableDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansTransactionsInTheAllowanceForLoanLossesALLDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_IncomeBeforeIncomeTaxExpenseAndEquityInUndistributedIncomeOfSubsidiary": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfIncomeDetail": {
       "order": 0.0,
       "parentTag": "fsea_NetIncomeLossBeforeEquityInUndistributedIncomeOfSubsidiary",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Income before income tax expense and equity in undistributed income of subsidiary.",
        "label": "Income Before Income Tax Expense And Equity In Undistributed Income Of Subsidiary",
        "terseLabel": "Income before income tax expense and equity in undistributed net (loss) income of First Seacoast Bank",
        "totalLabel": "Income before income tax expense and equity in undistributed net (loss) income of First Seacoast Bank"
       }
      }
     },
     "localname": "IncomeBeforeIncomeTaxExpenseAndEquityInUndistributedIncomeOfSubsidiary",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfIncomeDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_IncomeTaxDisclosureLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Income tax disclosure.",
        "label": "Income Tax Disclosure [Line Items]",
        "terseLabel": "Income Tax Disclosure [Line Items]"
       }
      }
     },
     "localname": "IncomeTaxDisclosureLineItems",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "fsea_IncomeTaxDisclosureTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Income tax disclosure.",
        "label": "Income Tax Disclosure [Table]",
        "terseLabel": "Income Tax Disclosure [Table]"
       }
      }
     },
     "localname": "IncomeTaxDisclosureTable",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "fsea_IncomeTaxReconciliationLifeInsuranceIncomeAmount": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail": {
       "order": 2.0,
       "parentTag": "us-gaap_IncomeTaxExpenseBenefit",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Income tax reconciliation life insurance income amount.",
        "label": "Income Tax Reconciliation Life Insurance Income Amount",
        "negatedLabel": "BOLI income"
       }
      }
     },
     "localname": "IncomeTaxReconciliationLifeInsuranceIncomeAmount",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_IncreaseDecreaseInBankOwnedLifeInsurance": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 10.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents increase decrease in bank owned life insurance.",
        "label": "Increase Decrease In Bank Owned Life Insurance",
        "terseLabel": "Increase in bank-owned life insurance"
       }
      }
     },
     "localname": "IncreaseDecreaseInBankOwnedLifeInsurance",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_IncreaseDecreaseInCertificateOfDeposit": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The change in cash during the period due to the net increase or decrease in\u00a0certificates of deposit.",
        "label": "Increase Decrease In Certificate Of Deposit",
        "terseLabel": "Net increase in certificates of deposit"
       }
      }
     },
     "localname": "IncreaseDecreaseInCertificateOfDeposit",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_IncreaseDecreaseInDeferredFeeOnLoans": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 11.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents increase decrease deferred fee.",
        "label": "Increase Decrease In Deferred Fee On Loans",
        "terseLabel": "Increase in deferred loan costs"
       }
      }
     },
     "localname": "IncreaseDecreaseInDeferredFeeOnLoans",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_IncreaseDecreaseInEscrowDeposit": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 3.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The change in cash during the period due to the net increase or decrease in\u00a0mortgagors' escrow accounts.",
        "label": "Increase Decrease In Escrow Deposit",
        "terseLabel": "Increase (decrease) in mortgagors\" tax escrow accounts"
       }
      }
     },
     "localname": "IncreaseDecreaseInEscrowDeposit",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_InterestBearingTimeDepositsWithOtherBanksTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Interest bearing time deposits with other banks.",
        "label": "Interest Bearing Time Deposits With Other Banks [Text Block]",
        "terseLabel": "Interest Bearing Time Deposits With Other Banks"
       }
      }
     },
     "localname": "InterestBearingTimeDepositsWithOtherBanksTextBlock",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureInterestBearingTimeDepositsWithOtherBanks"
     ],
     "xbrltype": "textBlockItemType"
    },
    "fsea_InterestIncomeOnESOPLoan": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfIncomeDetail": {
       "order": 0.0,
       "parentTag": "fsea_IncomeBeforeIncomeTaxExpenseAndEquityInUndistributedIncomeOfSubsidiary",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Interest income on ESOP loan",
        "label": "Interest Income On E S O P Loan",
        "terseLabel": "Interest on ESOP loan"
       }
      }
     },
     "localname": "InterestIncomeOnESOPLoan",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfIncomeDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_InterestRateSwap2020Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Interest rate swap 2020 member.",
        "label": "Interest Rate Swap2020 [Member]",
        "terseLabel": "Interest Rate Swap 2020 [Member]"
       }
      }
     },
     "localname": "InterestRateSwap2020Member",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfCompanySDerivativesAssociatedWithItsInterestRateRiskManagementActivitiesDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_InterestRateSwap2021Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Interest rate swap 2021 member.",
        "label": "Interest Rate Swap2021 [Member]",
        "terseLabel": "Interest Rate Swap 2021 [Member]"
       }
      }
     },
     "localname": "InterestRateSwap2021Member",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfCompanySDerivativesAssociatedWithItsInterestRateRiskManagementActivitiesDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_InvestmentSecuritiesAvailableForSale": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 0.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsNetOfTax",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "It represents Investment securities available-for-sale.",
        "label": "Investment Securities Available For Sale",
        "negatedLabel": "Securities available-for-sale",
        "terseLabel": "Securities available-for-sale"
       }
      }
     },
     "localname": "InvestmentSecuritiesAvailableForSale",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_LeaseExpirationDateInMonthAndYear": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Operating lease expiration month and year.",
        "label": "Lease Expiration Date In Month And Year",
        "terseLabel": "Lease expiration month and year"
       }
      }
     },
     "localname": "LeaseExpirationDateInMonthAndYear",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesAdditionalInformationDetail"
     ],
     "xbrltype": "gYearMonthItemType"
    },
    "fsea_LesseeOperatingLeaseExpirationBeginningYear": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Lessee operating lease expiration beginning year.",
        "label": "Lessee Operating Lease Expiration Beginning Year",
        "terseLabel": "Operating leases expiration beginning year"
       }
      }
     },
     "localname": "LesseeOperatingLeaseExpirationBeginningYear",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesAdditionalInformationDetail"
     ],
     "xbrltype": "gYearItemType"
    },
    "fsea_LesseeOperatingLeaseExpirationEndingYear": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Lessee operating lease expiration ending year.",
        "label": "Lessee Operating Lease Expiration Ending Year",
        "terseLabel": "Operating leases expiration ending year"
       }
      }
     },
     "localname": "LesseeOperatingLeaseExpirationEndingYear",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesAdditionalInformationDetail"
     ],
     "xbrltype": "gYearItemType"
    },
    "fsea_LifeInsurancePolicyWithIndividualCarrierAsPercentageOfTierOneCapital": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Life insurance policy with individual carrier as percentage of tier one capital.",
        "label": "Life Insurance Policy With Individual Carrier As Percentage Of Tier One Capital",
        "terseLabel": "Life insurance policy with individual carrier as a percentage of tier one capital"
       }
      }
     },
     "localname": "LifeInsurancePolicyWithIndividualCarrierAsPercentageOfTierOneCapital",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "fsea_LoanServicingFeeIncome": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 4.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents loan servicing fee income.",
        "label": "Loan Servicing Fee Income",
        "terseLabel": "Loan servicing fee income"
       }
      }
     },
     "localname": "LoanServicingFeeIncome",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoanServicingAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_LoanToSubsidiaryEmployeeStockOptionPlan": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail": {
       "order": 3.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Loan to subsidiary employee stock option plan.",
        "label": "Loan To Subsidiary Employee Stock Option Plan",
        "terseLabel": "Loan to First Seacoast Bank ESOP"
       }
      }
     },
     "localname": "LoanToSubsidiaryEmployeeStockOptionPlan",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_LoansAndLeasesReceivableRelatedPartiesPrincipalPayments": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Loans and leases receivable related parties principal payments.",
        "label": "Loans And Leases Receivable Related Parties Principal Payments",
        "terseLabel": "Principal payments"
       }
      }
     },
     "localname": "LoansAndLeasesReceivableRelatedPartiesPrincipalPayments",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansActivityOfLoansDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_LoansCollaterizedByRealEstate": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Loans collaterized by real estate properties..",
        "label": "Loans Collaterized By Real Estate",
        "terseLabel": "Loans collateralized by real estate"
       }
      }
     },
     "localname": "LoansCollaterizedByRealEstate",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_LoansToValueRatiosPercentage": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Loans to value ratios percentage.",
        "label": "Loans To Value Ratios Percentage",
        "terseLabel": "Originate loans with loan-to-value ratios"
       }
      }
     },
     "localname": "LoansToValueRatiosPercentage",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "fsea_MaximumEmployerContributionPercentageInDefinedBenefitPlan": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Maximum employer contribution percentage in defined benefit plan.",
        "label": "Maximum Employer Contribution Percentage In Defined Benefit Plan",
        "terseLabel": "Maximum employer contribution percentage in defined benefit plan"
       }
      }
     },
     "localname": "MaximumEmployerContributionPercentageInDefinedBenefitPlan",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "fsea_MeasurementInputDelinquencyRateMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measurement input delinquency rate.",
        "label": "Measurement Input Delinquency Rate [Member]",
        "terseLabel": "Delinquency Rate [Member]"
       }
      }
     },
     "localname": "MeasurementInputDelinquencyRateMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_MortgageServicingRightsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Mortgage Servicing Rights",
        "label": "Mortgage Servicing Rights [Member]",
        "terseLabel": "Mortgage servicing rights [Member]"
       }
      }
     },
     "localname": "MortgageServicingRightsMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfChangesInLevel3AssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_MortgagorsTaxEscrow": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "order": 3.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents mortgagors tax escrow.",
        "label": "Mortgagors Tax Escrow",
        "terseLabel": "Mortgagors\u2019 tax escrow"
       }
      }
     },
     "localname": "MortgagorsTaxEscrow",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_MortgagorsTaxEscrowMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Mortgagors Tax Escrow",
        "label": "Mortgagors Tax Escrow [Member]",
        "terseLabel": "Mortgagors' tax escrow [Member]"
       }
      }
     },
     "localname": "MortgagorsTaxEscrowMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_MultifamilyPortfolioSegmentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "MF [Member]",
        "label": "Multifamily Portfolio Segment [Member]",
        "terseLabel": "MF [Member]"
       }
      }
     },
     "localname": "MultifamilyPortfolioSegmentMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAnalysisOfPastDueLoansByPortfolioSegmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInformationAboutLoansAndTheALLByPortfolioSegmentAreSummarizedDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInternalRiskRatingOfLoansByPortfolioSegmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansProvidesInformationOnImpairedLoansDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansScheduleOfAccountsNotesLoansAndFinancingReceivableDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansTransactionsInTheAllowanceForLoanLossesALLDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_NetIncomeLossBeforeEquityInUndistributedIncomeOfSubsidiary": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfIncomeDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_NetIncomeLoss",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Net income loss before equity in undistributed income of subsidiary.",
        "label": "Net Income Loss Before Equity In Undistributed Income Of Subsidiary",
        "totalLabel": "Net income before equity in undistributed net income of First Seacoast Bank"
       }
      }
     },
     "localname": "NetIncomeLossBeforeEquityInUndistributedIncomeOfSubsidiary",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfIncomeDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_NewEnglandProgramMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "New England program.",
        "label": "New England Program [Member]",
        "terseLabel": "New England Program [Member]"
       }
      }
     },
     "localname": "NewEnglandProgramMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_NonFinancialAssetsAndLiabilitiesFairValueRecurring": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Non financial assets and liabilities fair value recurring.",
        "label": "Non Financial Assets And Liabilities Fair Value Recurring",
        "terseLabel": "Non-financial assets and liabilities measured at fair value on a recurring basis"
       }
      }
     },
     "localname": "NonFinancialAssetsAndLiabilitiesFairValueRecurring",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_NumberOfCoreServices": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of core services.",
        "label": "Number Of Core Services",
        "terseLabel": "Number of core services"
       }
      }
     },
     "localname": "NumberOfCoreServices",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureTheCompanyAdditionalInformationDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "fsea_NumberOfHoldingsOfSecuritiesAggregateCarryingValueExceededTenPercentageOfEquity": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of holdings of securities aggregate carrying value exceeded ten percentage of equity.",
        "label": "Number Of Holdings Of Securities Aggregate Carrying Value Exceeded Ten Percentage Of Equity",
        "terseLabel": "Number of holdings of securities aggregate carrying value exceeded ten percentage of stockholders' equity"
       }
      }
     },
     "localname": "NumberOfHoldingsOfSecuritiesAggregateCarryingValueExceededTenPercentageOfEquity",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleAdditionalInformationDetail"
     ],
     "xbrltype": "integerItemType"
    },
    "fsea_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForInterestExpenseOnSwapsBeforeTax": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeScheduleOfAccumulatedOtherComprehensiveIncomeLossDetail": {
       "order": 0.0,
       "parentTag": "fsea_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForInterestExpenseOnSwapsNetOfTax",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other comprehensive income loss reclassification adjustment from AOCI for interest expense on swaps before tax",
        "label": "Other Comprehensive Income Loss Reclassification Adjustment From A O C I For Interest Expense On Swaps Before Tax",
        "terseLabel": "Net interest (income) expense on swaps"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForInterestExpenseOnSwapsBeforeTax",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeScheduleOfAccumulatedOtherComprehensiveIncomeLossDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForInterestExpenseOnSwapsNetOfTax": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeScheduleOfAccumulatedOtherComprehensiveIncomeLossDetail": {
       "order": 2.0,
       "parentTag": "fsea_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleAndForWriteDownOfSecuritiesAndForNetInterestExpenseOnSwapsNetOfTax",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other comprehensive income loss reclassification adjustment from AOCI for interest expense on swaps net of tax",
        "label": "Other Comprehensive Income Loss Reclassification Adjustment From A O C I For Interest Expense On Swaps Net Of Tax",
        "totalLabel": "Net (loss) income"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForInterestExpenseOnSwapsNetOfTax",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeScheduleOfAccumulatedOtherComprehensiveIncomeLossDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForInterestExpenseOnSwapsTax": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeScheduleOfAccumulatedOtherComprehensiveIncomeLossDetail": {
       "order": 1.0,
       "parentTag": "fsea_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForInterestExpenseOnSwapsNetOfTax",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other comprehensive income loss reclassification adjustment from AOCI for interest expense on swaps tax",
        "label": "Other Comprehensive Income Loss Reclassification Adjustment From A O C I For Interest Expense On Swaps Tax",
        "negatedLabel": "Tax effect"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForInterestExpenseOnSwapsTax",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeScheduleOfAccumulatedOtherComprehensiveIncomeLossDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleAndForWriteDownOfSecuritiesAndForNetInterestExpenseOnSwapsNetOfTax": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeScheduleOfAccumulatedOtherComprehensiveIncomeLossDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other comprehensive income (loss) reclassification adjustment from AOCI for sale and for write down of securities and for net interest expense on swaps, net of tax.",
        "label": "Other Comprehensive Income Loss Reclassification Adjustment From A O C I For Sale And For Write Down Of Securities And For Net Interest Expense On Swaps Net Of Tax",
        "negatedTotalLabel": "Total reclassification adjustments"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleAndForWriteDownOfSecuritiesAndForNetInterestExpenseOnSwapsNetOfTax",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeScheduleOfAccumulatedOtherComprehensiveIncomeLossDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleAndForWriteDownOfSecuritiesNetOfTax": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME": {
       "order": 1.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other comprehensive income loss reclassification adjustment from AOCI for sale and for write down of securities, net of tax.",
        "label": "Other Comprehensive Income Loss Reclassification Adjustment From A O C I For Sale And For Write Down Of Securities Net Of Tax",
        "negatedLabel": "Reclassification adjustment for securities (losses) gains, net and net amortization of bond premiums included in net (loss) income, net of income taxes of $476 and $44 in 2022 and 2021, respectively"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleAndForWriteDownOfSecuritiesNetOfTax",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_PaycheckProtectionProgramMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Paycheck protection program.",
        "label": "Paycheck Protection Program [Member]",
        "terseLabel": "Paycheck Protection Program [Member]"
       }
      }
     },
     "localname": "PaycheckProtectionProgramMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_PaymentsForEmployeeStockOptionPlanPrincipalPayments": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Payments for employee stock option plan principal payments.",
        "label": "Payments For Employee Stock Option Plan Principal Payments",
        "negatedLabel": "Principal payments received on ESOP"
       }
      }
     },
     "localname": "PaymentsForEmployeeStockOptionPlanPrincipalPayments",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_PaymentsForOriginationOfLoansSoldFromPortfolio": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 9.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Payments for origination of loans sold from portfolio.",
        "label": "Payments For Origination Of Loans Sold From Portfolio",
        "negatedLabel": "Origination of loans sold"
       }
      }
     },
     "localname": "PaymentsForOriginationOfLoansSoldFromPortfolio",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_PaymentsForPurchaseOfTreasuryStock": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Payments for purchase of treasury stock.",
        "label": "Payments For Purchase Of Treasury Stock",
        "negatedLabel": "Treasury stock purchases"
       }
      }
     },
     "localname": "PaymentsForPurchaseOfTreasuryStock",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_PaymentsToAcquireFinanceReceivablesPaidAmount": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Payments to acquire finance receivables paid.",
        "label": "Payments To Acquire Finance Receivables Paid Amount",
        "terseLabel": "Accounts Purchase Price, Paid"
       }
      }
     },
     "localname": "PaymentsToAcquireFinanceReceivablesPaidAmount",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_PentegraDbPlanMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Pentegra DB Plan [Member]",
        "label": "Pentegra Db Plan [Member]",
        "terseLabel": "Pentegra DB Plan [Member]"
       }
      }
     },
     "localname": "PentegraDbPlanMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_PercentageOfAmountBorrowed": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage Of Amount Borrowed.",
        "label": "Percentage Of Amount Borrowed",
        "terseLabel": "Percentage of Purchase price common stock"
       }
      }
     },
     "localname": "PercentageOfAmountBorrowed",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "fsea_PercentageOfCommonStockRepurchase": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of Common stock repurchase",
        "label": "Percentage Of Common Stock Repurchase",
        "terseLabel": "Percentage of repurchase of Common Stock"
       }
      }
     },
     "localname": "PercentageOfCommonStockRepurchase",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureTreasuryStockAdditionalInformationDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "fsea_PercentageOfFundingStatus": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents Percentage Of Funding Status.",
        "label": "Percentage Of Funding Status",
        "terseLabel": "Percentage of funding status"
       }
      }
     },
     "localname": "PercentageOfFundingStatus",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "fsea_PercentageOfOperatingLossCarryforwards": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of operating loss carryforwards.",
        "label": "Percentage Of Operating Loss Carryforwards",
        "terseLabel": "Percentage of net operating loss carryforwards"
       }
      }
     },
     "localname": "PercentageOfOperatingLossCarryforwards",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "fsea_PercentageOfTaxReserveForLoanLossesUsedForPurposeOtherThanToAbsorbLoanLossesSubjectToTaxation": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of tax reserve for loan losses used for purpose other than to absorb loan losses subject to taxation.",
        "label": "Percentage Of Tax Reserve For Loan Losses Used For Purpose Other Than To Absorb Loan Losses Subject To Taxation",
        "terseLabel": "Percentage of tax reserve for loan losses used for purpose other than to absorb loan losses subject to taxation"
       }
      }
     },
     "localname": "PercentageOfTaxReserveForLoanLossesUsedForPurposeOtherThanToAbsorbLoanLossesSubjectToTaxation",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "fsea_PhaseAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Phase [Axis]",
        "terseLabel": "Phase"
       }
      }
     },
     "localname": "PhaseAxis",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "fsea_PhaseDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Phase [Domain]",
        "terseLabel": "Phase"
       }
      }
     },
     "localname": "PhaseDomain",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_ProceedsFromLoansSoldFromPortfolio": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 8.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Proceeds from loans sold from portfolio.",
        "label": "Proceeds From Loans Sold From Portfolio",
        "terseLabel": "Proceeds from loans sold"
       }
      }
     },
     "localname": "ProceedsFromLoansSoldFromPortfolio",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_ProceedsFromPaymentForNetLoanChargeOffsRecoveries": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 5.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Proceeds from payment for net loan charge offs recoveries.",
        "label": "Proceeds From Payment For Net Loan Charge Offs Recoveries",
        "terseLabel": "Net loan (charge offs) recoveries"
       }
      }
     },
     "localname": "ProceedsFromPaymentForNetLoanChargeOffsRecoveries",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_ProceedsFromRepaymentsFromCollectionOfLoans": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 4.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents loan originations and principal collections.",
        "label": "Proceeds From Repayments From Collection Of Loans",
        "terseLabel": "Loan originations and principal collections, net"
       }
      }
     },
     "localname": "ProceedsFromRepaymentsFromCollectionOfLoans",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_ProceedsFromSaleAndMaturitiesOfInterestBearingTimeDeposits": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 8.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Proceeds from sale and maturities of interest bearing time deposits.",
        "label": "Proceeds From Sale and Maturities Of Interest Bearing Time Deposits",
        "terseLabel": "Proceeds from sales and maturities of interest bearing time deposits with other banks"
       }
      }
     },
     "localname": "ProceedsFromSaleAndMaturitiesOfInterestBearingTimeDeposits",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_ProvisionBenefitForLoanLosses": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 0.0,
       "parentTag": "us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Provision (benefit) for loan losses.",
        "label": "Provision (Benefit) for Loan Losses",
        "terseLabel": "Provision for loan losses"
       }
      }
     },
     "localname": "ProvisionBenefitForLoanLosses",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansTransactionsInTheAllowanceForLoanLossesALLDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_PurchaseOrPaymentsToAcquireAvailableForSaleSecurities": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Purchase or payments to acquire available for sale securities.",
        "label": "Purchase Or Payments To Acquire Available For Sale Securities",
        "negatedLabel": "Purchase of securities available-for-sale"
       }
      }
     },
     "localname": "PurchaseOrPaymentsToAcquireAvailableForSaleSecurities",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_ReserveForUnfundedLoanCommitments": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Reserve for unfunded loan commitments.",
        "label": "Reserve For Unfunded Loan Commitments",
        "terseLabel": "Reserve for unfunded loan commitments"
       }
      }
     },
     "localname": "ReserveForUnfundedLoanCommitments",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_RiskAndUncertaintiesPolicyTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Risk and uncertainties..",
        "label": "Risk And Uncertainties Policy [Text Block]",
        "terseLabel": "Risk And Uncertainties"
       }
      }
     },
     "localname": "RiskAndUncertaintiesPolicyTextBlock",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "fsea_SalaryContinuationPlanMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Salary Continuation Plan [Member]",
        "label": "Salary Continuation Plan [Member]",
        "terseLabel": "Salary Continuation Plan [Member]"
       }
      }
     },
     "localname": "SalaryContinuationPlanMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_ScheduleOfAllowanceForLoansAndLeasesReceivableClassification": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the allowance for loans and leases receivable by portfolio segment.",
        "label": "Schedule Of Allowance For Loans And Leases Receivable Classification",
        "terseLabel": "Schedule of Allowance For Loans And Leases Receivable Classification"
       }
      }
     },
     "localname": "ScheduleOfAllowanceForLoansAndLeasesReceivableClassification",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "fsea_ScheduleOfAvailableforsaleSecuritiesClassifiedByContractualMaturityDateTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of maturities of an entity's available-for-sale securities.",
        "label": "Schedule Of Availableforsale Securities Classified By Contractual Maturity Date Table [Text Block]",
        "terseLabel": "Schedule of amortized cost and fair values of available-for-sale securities by contractual maturity"
       }
      }
     },
     "localname": "ScheduleOfAvailableforsaleSecuritiesClassifiedByContractualMaturityDateTableTextBlock",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "fsea_ScheduleOfFinancingReceivableLoansActivityTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule of financing receivable loans activity.",
        "label": "Schedule Of Financing Receivable Loans Activity Table [Text Block]",
        "terseLabel": "Activity of Loans"
       }
      }
     },
     "localname": "ScheduleOfFinancingReceivableLoansActivityTableTextBlock",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "fsea_SecuritiesAvailableForSaleTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for information about available for sale securities.",
        "label": "Securities Available For Sale [Text Block]",
        "terseLabel": "Securities Available For Sale"
       }
      }
     },
     "localname": "SecuritiesAvailableForSaleTextBlock",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSale"
     ],
     "xbrltype": "textBlockItemType"
    },
    "fsea_ServiceChargesOnDepositAccounts": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 0.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Service charges on deposit accounts.",
        "label": "Service Charges On Deposit Accounts",
        "terseLabel": "Customer service fees"
       }
      }
     },
     "localname": "ServiceChargesOnDepositAccounts",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodGrantDateFairValue": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share based compensation arrangement by share based payment award equity instruments other than options grants in period grant date fair value.",
        "label": "Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Grant Date Fair Value",
        "terseLabel": "Total fair value related to stock options granted"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodGrantDateFairValue",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_StockRepurchaseDuringPeriodSharesEsop": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Stock Repurchase During Period Shares Esop",
        "label": "Stock Repurchase During Period Shares Esop",
        "terseLabel": "Stock repurchase",
        "verboseLabel": "Stock Repurchase"
       }
      }
     },
     "localname": "StockRepurchaseDuringPeriodSharesEsop",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "sharesItemType"
    },
    "fsea_StockholdersOtherThanFirstSeacoastBancorpMutualHoldingCompanyMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Stockholders other than First Seacoast Bancorp, Mutual Holding Company.",
        "label": "Stockholders Other than First Seacoast Bancorp, Mutual Holding Company [Member]",
        "terseLabel": "Stockholders other than First Seacoast Bancorp, MHC [Member]"
       }
      }
     },
     "localname": "StockholdersOtherThanFirstSeacoastBancorpMutualHoldingCompanyMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureTreasuryStockAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_SummaryOfRightOfUseAssetAndNetLeaseLiabilityTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Summary of right-of-use asset and net lease liability.",
        "label": "Summary Of Right Of Use Asset And Net Lease Liability Table [Text Block]",
        "terseLabel": "Summary of Right-of-Use Asset and Net Lease Liability"
       }
      }
     },
     "localname": "SummaryOfRightOfUseAssetAndNetLeaseLiabilityTableTextBlock",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "fsea_SupplementalExecutiveRetirementPlansPolicyTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Supplemental executive retirement plans.",
        "label": "Supplemental Executive Retirement Plans Policy [Text Block]",
        "terseLabel": "Supplemental Executive Retirement Plans"
       }
      }
     },
     "localname": "SupplementalExecutiveRetirementPlansPolicyTextBlock",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "fsea_ThePercentageOfAccountsReceivablesPaidToSeller": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The percentage of accounts receivables paid to seller.",
        "label": "The Percentage Of Accounts Receivables Paid To Seller",
        "terseLabel": "The Percentage of Accounts Receivables Paid To Seller"
       }
      }
     },
     "localname": "ThePercentageOfAccountsReceivablesPaidToSeller",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "pureItemType"
    },
    "fsea_TimeDeposits250000OrMore": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsDepositLiabilitiesDetail": {
       "order": 3.0,
       "parentTag": "us-gaap_Deposits",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of time deposit liabilities, including certificates of deposit, in denominations of $250000 or more.",
        "label": "Time Deposits250000 Or More",
        "terseLabel": "Time deposits of $250,000 and greater"
       }
      }
     },
     "localname": "TimeDeposits250000OrMore",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsDepositLiabilitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_TimeDepositsLessThan250000": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsDepositLiabilitiesDetail": {
       "order": 4.0,
       "parentTag": "us-gaap_Deposits",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of time deposit liabilities, including certificates of deposit, in denominations of less than $250000",
        "label": "Time Deposits Less Than250000",
        "terseLabel": "Time deposits less than $250,000"
       }
      }
     },
     "localname": "TimeDepositsLessThan250000",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsDepositLiabilitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_TimeDepositsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Time Deposits [Member]",
        "label": "Time Deposits [Member]",
        "terseLabel": "Time Deposits [Member]"
       }
      }
     },
     "localname": "TimeDepositsMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_TreasuryStockPolicy": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Treasury stock policy.",
        "label": "Treasury Stock Policy",
        "terseLabel": "Treasury Stock"
       }
      }
     },
     "localname": "TreasuryStockPolicy",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "fsea_TreasuryStockPurchases": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 4.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Treasury stock purchases.",
        "label": "Treasury Stock Purchases",
        "terseLabel": "Treasury stock purchases"
       }
      }
     },
     "localname": "TreasuryStockPurchases",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_TreasuryStockSharesOutstanding": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "It represents the number of treasury stock shares outstanding.",
        "label": "Treasury Stock Shares Outstanding",
        "terseLabel": "Treasury Stock, Shares outstanding"
       }
      }
     },
     "localname": "TreasuryStockSharesOutstanding",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureTreasuryStockAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETSParenthetical"
     ],
     "xbrltype": "sharesItemType"
    },
    "fsea_TwoThousandTwentyOneEquityIncentivePlanMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "2021 Equity Incentive Plan [Member].",
        "label": "Two Thousand Twenty One Equity Incentive Plan [Member]",
        "terseLabel": "2021 Equity Incentive Plan [Member]"
       }
      }
     },
     "localname": "TwoThousandTwentyOneEquityIncentivePlanMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_UnadvancedPortionsOfLoansMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Unadvanced portions of loans.",
        "label": "Unadvanced Portions Of Loans [Member]",
        "terseLabel": "Unadvanced portions of loans [Member]"
       }
      }
     },
     "localname": "UnadvancedPortionsOfLoansMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFinancialInstrumentsWithOffBalanceSheetRiskCommitmentsAndContingenciesScheduleOfNotionalAmountsOfFinancialInstrumentsWithOffBalanceSheetCreditRiskDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_UndistributedIncomeOfSubsidiary": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Undistributed income of subsidiary.",
        "label": "Undistributed Income Of Subsidiary",
        "terseLabel": "Undistributed net loss (income) of First Seacoast Bank"
       }
      }
     },
     "localname": "UndistributedIncomeOfSubsidiary",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_UnearnedStockCompensationMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Unearned stock compensation.",
        "label": "Unearned Stock Compensation [Member]",
        "terseLabel": "Unearned Compensation ESOP [Member]"
       }
      }
     },
     "localname": "UnearnedStockCompensationMember",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITY"
     ],
     "xbrltype": "domainItemType"
    },
    "fsea_VestedRestrictedStockAwardSurrenderedInLieuOfACashPayment": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Vested restricted stock award surrendered in lieu of a cash payment.",
        "label": "Vested restricted stock award surrendered in lieu of a cash payment",
        "terseLabel": "Vested restricted stock award surrendered in lieu of cash payment"
       }
      }
     },
     "localname": "VestedRestrictedStockAwardSurrenderedInLieuOfACashPayment",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureTreasuryStockAdditionalInformationDetail"
     ],
     "xbrltype": "sharesItemType"
    },
    "fsea_WithdrawalLiabilityAmount": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Withdrawal liability amount.",
        "label": "Withdrawal Liability Amount",
        "terseLabel": "Withdrawal liability amount"
       }
      }
     },
     "localname": "WithdrawalLiabilityAmount",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "fsea_WithdrawalLiabilityPaid": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Withdrawal liability paid.",
        "label": "Withdrawal Liability Paid",
        "terseLabel": "Withdrawal liability paid"
       }
      }
     },
     "localname": "WithdrawalLiabilityPaid",
     "nsuri": "http://www.firstseacoastbank.com/20221231",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "srt_CondensedFinancialInformationOfParentCompanyOnlyDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Condensed Financial Information Disclosure [Abstract]"
       }
      }
     },
     "localname": "CondensedFinancialInformationOfParentCompanyOnlyDisclosureAbstract",
     "nsuri": "http://fasb.org/srt/2022",
     "xbrltype": "stringItemType"
    },
    "srt_ConsolidatedEntitiesAxis": {
     "auth_ref": [
      "r310",
      "r611",
      "r612",
      "r616",
      "r617",
      "r711",
      "r823",
      "r838",
      "r946",
      "r949",
      "r950",
      "r1108",
      "r1109",
      "r1110"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by consolidated entity or group of entities.",
        "label": "Consolidated Entities [Axis]",
        "terseLabel": "Consolidated Entities"
       }
      }
     },
     "localname": "ConsolidatedEntitiesAxis",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfIncomeDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyTables"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_ConsolidatedEntitiesDomain": {
     "auth_ref": [
      "r310",
      "r611",
      "r612",
      "r616",
      "r617",
      "r711",
      "r823",
      "r838",
      "r946",
      "r949",
      "r950",
      "r1108",
      "r1109",
      "r1110"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Entity or group of entities consolidated into reporting entity.",
        "label": "Consolidated Entities [Domain]",
        "terseLabel": "Consolidated Entities"
       }
      }
     },
     "localname": "ConsolidatedEntitiesDomain",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfIncomeDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyTables"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember": {
     "auth_ref": [
      "r261",
      "r314",
      "r324",
      "r331",
      "r389",
      "r567",
      "r568",
      "r569",
      "r592",
      "r593",
      "r628",
      "r631",
      "r634",
      "r635",
      "r707"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Increase (decrease) to financial statements for cumulative-effect adjustment in period of adoption of amendment to accounting standards.",
        "label": "Cumulative Effect, Period of Adoption, Adjustment [Member]",
        "terseLabel": "Cumulative Effect, Period of Adoption, Adjustment"
       }
      }
     },
     "localname": "CumulativeEffectPeriodOfAdoptionAdjustmentMember",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_CumulativeEffectPeriodOfAdoptionAxis": {
     "auth_ref": [
      "r261",
      "r314",
      "r324",
      "r331",
      "r389",
      "r567",
      "r568",
      "r569",
      "r592",
      "r593",
      "r628",
      "r631",
      "r634",
      "r635",
      "r707"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by cumulative-effect adjustment to financial statements in period of adoption of amendment to accounting standards.",
        "label": "Cumulative Effect, Period of Adoption [Axis]"
       }
      }
     },
     "localname": "CumulativeEffectPeriodOfAdoptionAxis",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_CumulativeEffectPeriodOfAdoptionDomain": {
     "auth_ref": [
      "r261",
      "r314",
      "r324",
      "r331",
      "r389",
      "r567",
      "r568",
      "r569",
      "r592",
      "r593",
      "r628",
      "r631",
      "r634",
      "r635",
      "r707"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cumulative-effect adjustment to financial statements in period of adoption of amendment to accounting standards.",
        "label": "Cumulative Effect, Period of Adoption [Domain]"
       }
      }
     },
     "localname": "CumulativeEffectPeriodOfAdoptionDomain",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_EquityMethodInvesteeNameDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Name of investment including named security. Excludes entity that is consolidated.",
        "label": "Investment, Name [Domain]"
       }
      }
     },
     "localname": "EquityMethodInvesteeNameDomain",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureTreasuryStockAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_MaximumMember": {
     "auth_ref": [
      "r412",
      "r413",
      "r414",
      "r415",
      "r523",
      "r765",
      "r797",
      "r824",
      "r825",
      "r868",
      "r880",
      "r890",
      "r951",
      "r1067",
      "r1068",
      "r1069",
      "r1070",
      "r1071",
      "r1072"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/DisclosureTreasuryStockAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_MinimumMember": {
     "auth_ref": [
      "r412",
      "r413",
      "r414",
      "r415",
      "r523",
      "r765",
      "r797",
      "r824",
      "r825",
      "r868",
      "r880",
      "r890",
      "r951",
      "r1067",
      "r1068",
      "r1069",
      "r1070",
      "r1071",
      "r1072"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/DisclosureTreasuryStockAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "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]"
       }
      }
     },
     "localname": "OwnershipAxis",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetail"
     ],
     "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]"
       }
      }
     },
     "localname": "OwnershipDomain",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_RangeAxis": {
     "auth_ref": [
      "r412",
      "r413",
      "r414",
      "r415",
      "r480",
      "r523",
      "r559",
      "r560",
      "r561",
      "r722",
      "r765",
      "r797",
      "r824",
      "r825",
      "r868",
      "r880",
      "r890",
      "r943",
      "r951",
      "r1068",
      "r1069",
      "r1070",
      "r1071",
      "r1072"
     ],
     "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"
       }
      }
     },
     "localname": "RangeAxis",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureTreasuryStockAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_RangeMember": {
     "auth_ref": [
      "r412",
      "r413",
      "r414",
      "r415",
      "r480",
      "r523",
      "r559",
      "r560",
      "r561",
      "r722",
      "r765",
      "r797",
      "r824",
      "r825",
      "r868",
      "r880",
      "r890",
      "r943",
      "r951",
      "r1068",
      "r1069",
      "r1070",
      "r1071",
      "r1072"
     ],
     "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"
       }
      }
     },
     "localname": "RangeMember",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureTreasuryStockAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_ScenarioForecastMember": {
     "auth_ref": [
      "r528",
      "r925",
      "r1106"
     ],
     "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": "Scenario Forecast [Member]"
       }
      }
     },
     "localname": "ScenarioForecastMember",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_ScenarioUnspecifiedDomain": {
     "auth_ref": [
      "r331",
      "r528",
      "r902",
      "r925"
     ],
     "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"
       }
      }
     },
     "localname": "ScenarioUnspecifiedDomain",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_ScheduleOfCondensedBalanceSheetTableTextBlock": {
     "auth_ref": [
      "r920",
      "r1107"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of condensed balance sheet, including, but not limited to, balance sheets of consolidated entities and consolidation eliminations.",
        "label": "Condensed Balance Sheet [Table Text Block]",
        "terseLabel": "Schedule of Condensed Balance Sheets"
       }
      }
     },
     "localname": "ScheduleOfCondensedBalanceSheetTableTextBlock",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "srt_ScheduleOfCondensedCashFlowStatementTableTextBlock": {
     "auth_ref": [
      "r920",
      "r1107"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of condensed cash flow statement, including, but not limited to, cash flow statements of consolidated entities and consolidation eliminations.",
        "label": "Condensed Cash Flow Statement [Table Text Block]",
        "terseLabel": "Schedule of Condensed Statements of Cash Flows"
       }
      }
     },
     "localname": "ScheduleOfCondensedCashFlowStatementTableTextBlock",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "srt_ScheduleOfCondensedIncomeStatementTableTextBlock": {
     "auth_ref": [
      "r920",
      "r1107"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of condensed income statement, including, but not limited to, income statements of consolidated entities and consolidation eliminations.",
        "label": "Condensed Income Statement [Table Text Block]",
        "terseLabel": "Schedule of Condensed Statements of Income"
       }
      }
     },
     "localname": "ScheduleOfCondensedIncomeStatementTableTextBlock",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis": {
     "auth_ref": [
      "r380"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by name of investment including named security. Excludes entity that is consolidated.",
        "label": "Investment, Name [Axis]"
       }
      }
     },
     "localname": "ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureTreasuryStockAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_SegmentGeographicalDomain": {
     "auth_ref": [
      "r355",
      "r356",
      "r814",
      "r815",
      "r816",
      "r817",
      "r818",
      "r819",
      "r820",
      "r821",
      "r822",
      "r837",
      "r840",
      "r841",
      "r842",
      "r843",
      "r844",
      "r845",
      "r846",
      "r847",
      "r869",
      "r889",
      "r952"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Geographical area.",
        "label": "Geographical [Domain]",
        "terseLabel": "Geographical"
       }
      }
     },
     "localname": "SegmentGeographicalDomain",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_StatementGeographicalAxis": {
     "auth_ref": [
      "r355",
      "r356",
      "r810",
      "r814",
      "r815",
      "r816",
      "r817",
      "r818",
      "r819",
      "r820",
      "r821",
      "r822",
      "r837",
      "r839",
      "r869",
      "r889",
      "r952"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by geographical components.",
        "label": "Geographical [Axis]",
        "terseLabel": "Geographical"
       }
      }
     },
     "localname": "StatementGeographicalAxis",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_StatementScenarioAxis": {
     "auth_ref": [
      "r331",
      "r528",
      "r902",
      "r904",
      "r925"
     ],
     "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"
       }
      }
     },
     "localname": "StatementScenarioAxis",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_TitleOfIndividualAxis": {
     "auth_ref": [
      "r927",
      "r1064"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by title of individual or nature of relationship to individual or group of individuals.",
        "label": "Title of Individual [Axis]",
        "terseLabel": "Title of Individual"
       }
      }
     },
     "localname": "TitleOfIndividualAxis",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_TitleOfIndividualWithRelationshipToEntityDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Title of individual, or nature of relationship to individual or group of individuals.",
        "label": "Title of Individual [Domain]",
        "terseLabel": "Title of Individual"
       }
      }
     },
     "localname": "TitleOfIndividualWithRelationshipToEntityDomain",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_WeightedAverageMember": {
     "auth_ref": [
      "r824",
      "r825",
      "r1067",
      "r1069",
      "r1072"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Average of a range of values, calculated with consideration of proportional relevance.",
        "label": "Weighted Average [Member]",
        "terseLabel": "Weighted Average [Member]"
       }
      }
     },
     "localname": "WeightedAverageMember",
     "nsuri": "http://fasb.org/srt/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "stpr_NH": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "NEW HAMPSHIRE",
        "terseLabel": "NEW HAMPSHIRE"
       }
      }
     },
     "localname": "NH",
     "nsuri": "http://xbrl.sec.gov/stpr/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccountingPoliciesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounting Policies [Abstract]"
       }
      }
     },
     "localname": "AccountingPoliciesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_AccountingStandardsUpdate201602Member": {
     "auth_ref": [
      "r677"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accounting Standards Update 2016-02 Leases (Topic 842).",
        "label": "Accounting Standards Update 2016-02 [Member]",
        "terseLabel": "ASU 2016-02"
       }
      }
     },
     "localname": "AccountingStandardsUpdate201602Member",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRecentAccountingPronouncementsAdditionalInformationDetails",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccountingStandardsUpdate201912Member": {
     "auth_ref": [
      "r590",
      "r591",
      "r592",
      "r593"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accounting Standards Update 2019-12 Income Taxes (Topic 740): Simplifying the Accounting for Income Taxes.",
        "label": "Accounting Standards Update 2019-12 [Member]",
        "terseLabel": "ASU 2019-12 [Member]"
       }
      }
     },
     "localname": "AccountingStandardsUpdate201912Member",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRecentAccountingPronouncementsAdditionalInformationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccountingStandardsUpdate202001Member": {
     "auth_ref": [
      "r657",
      "r658",
      "r659",
      "r660"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accounting Standards Update 2020-01 Investments - Equity Securities (Topic 321), Investments - Equity Method and Joint Ventures (Topic 323), and Derivatives and Hedging (Topic 815): Clarifying the Interactions between Topic 321, Topic 323, and Topic 815 (a consensus of the FASB Emerging Issues Task Force).",
        "label": "Accounting Standards Update 2020-01 [Member]",
        "terseLabel": "ASU 2020-01 [Member]"
       }
      }
     },
     "localname": "AccountingStandardsUpdate202001Member",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRecentAccountingPronouncementsAdditionalInformationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment": {
     "auth_ref": [
      "r98",
      "r268"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLandBuildingsAndEquipmentScheduleOfLandBuildingAndEquipmentDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_PropertyPlantAndEquipmentNet",
       "weight": -1.0
      }
     },
     "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",
        "negatedLabel": "Less accumulated depreciation",
        "periodEndLabel": "Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Ending Balance",
        "periodStartLabel": "Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Beginning Balance",
        "totalLabel": "Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Total"
       }
      }
     },
     "localname": "AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLandBuildingsAndEquipmentScheduleOfLandBuildingAndEquipmentDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember": {
     "auth_ref": [
      "r280",
      "r290",
      "r291",
      "r615",
      "r849",
      "r909"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accumulated other comprehensive income (loss) from gain (loss) of derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness, attributable to parent.",
        "label": "Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member]",
        "terseLabel": "Net Unrealized Gains (Losses) on Cash Flow Hedges"
       }
      }
     },
     "localname": "AccumulatedGainLossNetCashFlowHedgeParentMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeSummaryOfChangesInComponentOfAociDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember": {
     "auth_ref": [
      "r275",
      "r276",
      "r277",
      "r280",
      "r290",
      "r291",
      "r909"
     ],
     "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": "Net Unrealized (Losses) Gains on AFS Securities"
       }
      }
     },
     "localname": "AccumulatedNetUnrealizedInvestmentGainLossMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeSummaryOfChangesInComponentOfAociDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax": {
     "auth_ref": [
      "r17",
      "r19",
      "r20",
      "r273",
      "r792",
      "r805",
      "r809"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "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",
        "periodEndLabel": "Balance at the end of the period",
        "periodStartLabel": "Balance at the beginning of the period",
        "terseLabel": "Accumulated other comprehensive (loss) income",
        "totalLabel": "Accumulated Other Comprehensive Income (Loss), Net of Tax, Total"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeLossNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeSummaryOfChangesInComponentOfAociDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeMember": {
     "auth_ref": [
      "r16",
      "r20",
      "r153",
      "r709",
      "r800",
      "r801",
      "r909",
      "r910",
      "r911",
      "r921",
      "r922",
      "r923"
     ],
     "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": "Accumulated Other Comprehensive (Loss) Income [Member]"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITY"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AdditionalPaidInCapitalCommonStock": {
     "auth_ref": [
      "r3"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "order": 2.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Value received from shareholders in common stock-related transactions that are in excess of par value or stated value and amounts received from other stock-related transactions. Includes only common stock transactions (excludes preferred stock transactions). May be called contributed capital, capital in excess of par, capital surplus, or paid-in capital.",
        "label": "Additional Paid in Capital, Common Stock",
        "terseLabel": "Additional paid-in capital"
       }
      }
     },
     "localname": "AdditionalPaidInCapitalCommonStock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AdditionalPaidInCapitalMember": {
     "auth_ref": [
      "r567",
      "r568",
      "r569",
      "r921",
      "r922",
      "r923",
      "r1054"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders.",
        "label": "Additional Paid-in Capital [Member]",
        "terseLabel": "Additional Paid-in Capital [Member]"
       }
      }
     },
     "localname": "AdditionalPaidInCapitalMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITY"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AdjustmentsForNewAccountingPronouncementsAxis": {
     "auth_ref": [
      "r259",
      "r260",
      "r261",
      "r262",
      "r263",
      "r317",
      "r318",
      "r319",
      "r321",
      "r331",
      "r364",
      "r365",
      "r386",
      "r387",
      "r388",
      "r389",
      "r392",
      "r393",
      "r567",
      "r568",
      "r569",
      "r590",
      "r591",
      "r592",
      "r593",
      "r607",
      "r608",
      "r609",
      "r625",
      "r626",
      "r627",
      "r628",
      "r629",
      "r630",
      "r631",
      "r633",
      "r634",
      "r635",
      "r636",
      "r637",
      "r654",
      "r655",
      "r657",
      "r658",
      "r659",
      "r660",
      "r664",
      "r665",
      "r673",
      "r674",
      "r679",
      "r680",
      "r681",
      "r682",
      "r703",
      "r705",
      "r706",
      "r707",
      "r708",
      "r709",
      "r767",
      "r768",
      "r769",
      "r798",
      "r799",
      "r800",
      "r801",
      "r802",
      "r803",
      "r804",
      "r805",
      "r806",
      "r807",
      "r808",
      "r809"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by amendment to accounting standards.",
        "label": "Accounting Standards Update [Axis]"
       }
      }
     },
     "localname": "AdjustmentsForNewAccountingPronouncementsAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRecentAccountingPronouncementsAdditionalInformationDetails",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue": {
     "auth_ref": [
      "r129",
      "r130",
      "r531"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement.",
        "label": "APIC, Share-Based Payment Arrangement, Increase for Cost Recognition",
        "terseLabel": "Amortization of unearned stock compensation",
        "totalLabel": "APIC, Share-Based Payment Arrangement, Increase for Cost Recognition, Total"
       }
      }
     },
     "localname": "AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITY"
     ],
     "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 (loss) income to net cash provided by operating activities:"
       }
      }
     },
     "localname": "AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AdvancesFromFederalHomeLoanBanks": {
     "auth_ref": [
      "r234"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of borrowings as of the balance sheet date from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages.",
        "label": "Advance from Federal Home Loan Bank",
        "terseLabel": "Principal Amounts",
        "totalLabel": "Advance from Federal Home Loan Bank, Total",
        "verboseLabel": "Advances through FLHB"
       }
      }
     },
     "localname": "AdvancesFromFederalHomeLoanBanks",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AdvertisingCostsPolicyTextBlock": {
     "auth_ref": [
      "r572"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for advertising cost.",
        "label": "Advertising Cost [Policy Text Block]",
        "terseLabel": "Advertising Expense"
       }
      }
     },
     "localname": "AdvertisingCostsPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts": {
     "auth_ref": [
      "r62"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts.",
        "label": "Allowance for Loan and Lease Loss, Recovery of Bad Debts",
        "terseLabel": "Recoveries"
       }
      }
     },
     "localname": "AllowanceForLoanAndLeaseLossRecoveryOfBadDebts",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansTransactionsInTheAllowanceForLoanLossesALLDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs": {
     "auth_ref": [
      "r61"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss.",
        "label": "Allowance for Loan and Lease Losses, Write-offs",
        "terseLabel": "Charge-offs"
       }
      }
     },
     "localname": "AllowanceForLoanAndLeaseLossesWriteOffs",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansTransactionsInTheAllowanceForLoanLossesALLDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AmortizationOfDebtDiscountPremium": {
     "auth_ref": [
      "r33",
      "r42",
      "r186",
      "r436"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 4.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of noncash expense included in interest expense to amortize debt discount and premium associated with the related debt instruments. Excludes amortization of financing costs. Alternate captions include noncash interest expense.",
        "label": "Amortization of Debt Discount (Premium)",
        "terseLabel": "Net amortization of bond premium"
       }
      }
     },
     "localname": "AmortizationOfDebtDiscountPremium",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AmortizationOfESOPAward": {
     "auth_ref": [
      "r131"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Value of shares committed to be released under an Employee Stock Ownership Plan (ESOP).",
        "label": "Amortization of ESOP Award",
        "terseLabel": "ESOP shares earned"
       }
      }
     },
     "localname": "AmortizationOfESOPAward",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITY"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetAtFairValueChangesInFairValueResultingFromChangesInAssumptions": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase (decrease) in fair value from changes in the assumptions or model used to calculate the fair value of a contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer.",
        "label": "Asset at Fair Value, Changes in Fair Value Resulting from Changes in Assumptions",
        "terseLabel": "Change in fair value due to change in assumptions"
       }
      }
     },
     "localname": "AssetAtFairValueChangesInFairValueResultingFromChangesInAssumptions",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoanServicingSummaryOfActivityInMortgageServicingRightsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_Assets": {
     "auth_ref": [
      "r200",
      "r240",
      "r270",
      "r306",
      "r349",
      "r351",
      "r353",
      "r381",
      "r417",
      "r418",
      "r419",
      "r420",
      "r421",
      "r422",
      "r423",
      "r424",
      "r425",
      "r611",
      "r616",
      "r653",
      "r888",
      "r947",
      "r948",
      "r1065"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "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",
        "totalLabel": "Total assets"
       }
      }
     },
     "localname": "Assets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Assets [Abstract]",
        "terseLabel": "ASSETS",
        "verboseLabel": "Financial Assets:"
       }
      }
     },
     "localname": "AssetsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AssetsFairValueDisclosure": {
     "auth_ref": [
      "r177"
     ],
     "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",
        "totalLabel": "Assets, Fair Value Disclosure, Total"
       }
      }
     },
     "localname": "AssetsFairValueDisclosure",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetsFairValueDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Assets, Fair Value Disclosure [Abstract]",
        "terseLabel": "Assets, Fair Value Disclosure"
       }
      }
     },
     "localname": "AssetsFairValueDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax": {
     "auth_ref": [
      "r85"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValueOfSecuritiesAvailableForSaleDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "label": "Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax",
        "terseLabel": "Gross Unrealized Gains"
       }
      }
     },
     "localname": "AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValueOfSecuritiesAvailableForSaleDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax": {
     "auth_ref": [
      "r86"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValueOfSecuritiesAvailableForSaleDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "label": "Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax",
        "negatedLabel": "Gross Unrealized Losses"
       }
      }
     },
     "localname": "AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValueOfSecuritiesAvailableForSaleDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis": {
     "auth_ref": [
      "r370",
      "r401"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValueOfSecuritiesAvailableForSaleDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "label": "Debt Securities, Available-for-Sale, Amortized Cost",
        "totalLabel": "Amortized Cost",
        "verboseLabel": "Mortgage-backed securities, Amortized Cost"
       }
      }
     },
     "localname": "AvailableForSaleDebtSecuritiesAmortizedCostBasis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValueOfSecuritiesAvailableForSaleDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Securities, Available-for-Sale [Abstract]",
        "terseLabel": "Securities available-for-sale:"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost": {
     "auth_ref": [
      "r90"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail": {
       "order": 2.0,
       "parentTag": "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth through tenth 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": "Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10",
        "terseLabel": "Due after five years through ten years, Amortized Cost"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue": {
     "auth_ref": [
      "r87",
      "r372",
      "r779"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail": {
       "order": 2.0,
       "parentTag": "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth through tenth 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": "Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10",
        "terseLabel": "Due after five years through ten years, Fair Value"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost": {
     "auth_ref": [
      "r89"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through 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": "Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year One Through Five",
        "terseLabel": "Due after one year through five years, Amortized Cost"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue": {
     "auth_ref": [
      "r87",
      "r371",
      "r778"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through 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": "Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year One Through Five",
        "terseLabel": "Due after one year through five years, Fair Value"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost": {
     "auth_ref": [
      "r91"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail": {
       "order": 3.0,
       "parentTag": "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing after tenth 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": "Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 10",
        "terseLabel": "Due after ten years, Amortized Cost"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue": {
     "auth_ref": [
      "r87",
      "r373",
      "r780"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail": {
       "order": 3.0,
       "parentTag": "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing after tenth 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": "Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 10",
        "terseLabel": "Due after ten years, Fair Value"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate": {
     "auth_ref": [
      "r932",
      "r933",
      "r1078"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date.",
        "label": "Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Fair Value",
        "totalLabel": "Total U.S. Government-sponsored enterprises obligations, municipal bonds and corporate subordinated debt"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis": {
     "auth_ref": [
      "r932",
      "r933",
      "r1077"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date.",
        "label": "Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Amortized Cost",
        "totalLabel": "Total U.S. Government-sponsored enterprises obligations, municipal bonds and corporate subordinated debt"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost": {
     "auth_ref": [
      "r88"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing 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": "Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, Year One",
        "terseLabel": "Due in one year or less"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AvailableForSaleSecuritiesDebtSecurities": {
     "auth_ref": [
      "r84",
      "r369",
      "r401",
      "r773"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValueOfSecuritiesAvailableForSaleDetail": {
       "order": 2.0,
       "parentTag": "us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis",
       "weight": 1.0
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "order": 2.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "label": "Fair Value",
        "terseLabel": "Securities available-for-sale, at fair value",
        "totalLabel": "Debt Securities, Available-for-Sale, Total",
        "verboseLabel": "Mortgage-backed securities, Fair Value"
       }
      }
     },
     "localname": "AvailableForSaleSecuritiesDebtSecurities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValueOfSecuritiesAvailableForSaleDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AwardTypeAxis": {
     "auth_ref": [
      "r534",
      "r535",
      "r536",
      "r538",
      "r539",
      "r540",
      "r541",
      "r542",
      "r543",
      "r544",
      "r545",
      "r546",
      "r547",
      "r548",
      "r549",
      "r550",
      "r551",
      "r552",
      "r553",
      "r554",
      "r555",
      "r558",
      "r559",
      "r560",
      "r561",
      "r562"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of award under share-based payment arrangement.",
        "label": "Award Type [Axis]",
        "terseLabel": "Award Type"
       }
      }
     },
     "localname": "AwardTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "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"
       }
      }
     },
     "localname": "BalanceSheetLocationAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_BalanceSheetLocationDomain": {
     "auth_ref": [
      "r163",
      "r166"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Location in the balance sheet (statement of financial position).",
        "label": "Balance Sheet Location [Domain]",
        "terseLabel": "Balance Sheet Location"
       }
      }
     },
     "localname": "BalanceSheetLocationDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_BankOwnedLifeInsurance": {
     "auth_ref": [
      "r1075"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "order": 6.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The carrying amount of a life insurance policy on an officer, executive or employee for which the reporting entity (a bank) is entitled to proceeds from the policy upon death of the insured or surrender of the insurance policy.",
        "label": "Bank Owned Life Insurance",
        "terseLabel": "Bank-owned life insurance"
       }
      }
     },
     "localname": "BankOwnedLifeInsurance",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BankOwnedLifeInsuranceIncome": {
     "auth_ref": [
      "r223"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 3.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Earnings on or other increases in the value of the cash surrender value of bank owned life insurance policies.",
        "label": "Bank Owned Life Insurance Income",
        "terseLabel": "Income from bank-owned life insurance"
       }
      }
     },
     "localname": "BankOwnedLifeInsuranceIncome",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BankingRegulationCommonEquityTierOneRiskBasedCapitalRatioWellCapitalizedMinimum": {
     "auth_ref": [
      "r785"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ratio of minimum Common Equity Tier 1 risk-based capital to risk-weighted assets categorized as well capitalized as defined by regulatory framework for prompt corrective action.",
        "label": "Banking Regulation, Common Equity Tier 1 Risk-Based Capital Ratio, Well Capitalized, Minimum",
        "terseLabel": "Minimum Capital Requirement Ratio, Common Equity Tier 1 (to risk-weighted assets)"
       }
      }
     },
     "localname": "BankingRegulationCommonEquityTierOneRiskBasedCapitalRatioWellCapitalizedMinimum",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "pureItemType"
    },
    "us-gaap_BasisOfAccountingPolicyPolicyTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for basis of accounting, or basis of presentation, used to prepare the financial statements (for example, US Generally Accepted Accounting Principles, Other Comprehensive Basis of Accounting, IFRS).",
        "label": "Basis of Accounting, Policy [Policy Text Block]",
        "terseLabel": "Basis of Presentation"
       }
      }
     },
     "localname": "BasisOfAccountingPolicyPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_BuildingMember": {
     "auth_ref": [
      "r97"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Facility held for productive use including, but not limited to, office, production, storage and distribution facilities.",
        "label": "Building [Member]",
        "terseLabel": "Buildings [Member]"
       }
      }
     },
     "localname": "BuildingMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLandBuildingsAndEquipmentScheduleOfLandBuildingAndEquipmentDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_Capital": {
     "auth_ref": [
      "r785"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of total capital as defined by regulatory framework.",
        "label": "Banking Regulation, Total Capital, Actual",
        "terseLabel": "Actual, Total Capital (to risk- weighted assets)"
       }
      }
     },
     "localname": "Capital",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CapitalRequiredForCapitalAdequacy": {
     "auth_ref": [
      "r785",
      "r789"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of minimum total risk-based capital required for capital adequacy as defined by regulatory framework.",
        "label": "Banking Regulation, Total Risk-Based Capital, Capital Adequacy, Minimum",
        "terseLabel": "Minimum Capital Requirement, Total Capital (to risk-weighted assets)"
       }
      }
     },
     "localname": "CapitalRequiredForCapitalAdequacy",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CapitalRequiredForCapitalAdequacyToRiskWeightedAssets": {
     "auth_ref": [
      "r785",
      "r789"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ratio of minimum total risk-based capital to risk-weighted assets required for capital adequacy as defined by regulatory framework.",
        "label": "Banking Regulation, Total Risk-Based Capital Ratio, Capital Adequacy, Minimum",
        "terseLabel": "Minimum Capital Requirement Ratio, Total Capital (to risk-weighted assets)"
       }
      }
     },
     "localname": "CapitalRequiredForCapitalAdequacyToRiskWeightedAssets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "pureItemType"
    },
    "us-gaap_CapitalRequiredToBeWellCapitalized": {
     "auth_ref": [
      "r785"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of minimum total risk-based capital categorized as well capitalized as defined by regulatory framework for prompt corrective action.",
        "label": "Banking Regulation, Total Risk-Based Capital, Well Capitalized, Minimum",
        "terseLabel": "Minimum To Be Well Capitalized Under Prompt Corrective, Total Capital (to risk-weighted assets)",
        "verboseLabel": "Minimum Capital Required to be Well Capitalized, Total Capital (to risk-weighted assets)"
       }
      }
     },
     "localname": "CapitalRequiredToBeWellCapitalized",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets": {
     "auth_ref": [
      "r785"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ratio of minimum total risk-based capital to risk-weighted assets categorized as well capitalized as defined by regulatory framework for prompt corrective action.",
        "label": "Banking Regulation, Total Risk-Based Capital Ratio, Well Capitalized, Minimum",
        "terseLabel": "Minimum To Be Well Capitalized Under Prompt Corrective Ratio, Total Capital (to risk-weighted assets)",
        "verboseLabel": "Minimum Capital Requirement Ratio, Total Capital (to risk-weighted assets)"
       }
      }
     },
     "localname": "CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "pureItemType"
    },
    "us-gaap_CapitalToRiskWeightedAssets": {
     "auth_ref": [
      "r785"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ratio of total risk-based capital to risk-weighted assets as defined by regulatory framework.",
        "label": "Banking Regulation, Total Risk-Based Capital Ratio, Actual",
        "terseLabel": "Actual Ratio, Total Capital (to risk- weighted assets)"
       }
      }
     },
     "localname": "CapitalToRiskWeightedAssets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "pureItemType"
    },
    "us-gaap_CashAndCashEquivalentsPolicyTextBlock": {
     "auth_ref": [
      "r46"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for cash and cash equivalents, including the policy for determining which items are treated as cash equivalents. Other information that may be disclosed includes (1) the nature of any restrictions on the entity's use of its cash and cash equivalents, (2) whether the entity's cash and cash equivalents are insured or expose the entity to credit risk, (3) the classification of any negative balance accounts (overdrafts), and (4) the carrying basis of cash equivalents (for example, at cost) and whether the carrying amount of cash equivalents approximates fair value.",
        "label": "Cash and Cash Equivalents, Policy [Policy Text Block]",
        "terseLabel": "Consolidated Statements of Cash Flows"
       }
      }
     },
     "localname": "CashAndCashEquivalentsPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_CashAndDueFromBanks": {
     "auth_ref": [
      "r198"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "order": 0.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "For banks and other depository institutions: Includes cash on hand (currency and coin), cash items in process of collection, noninterest bearing deposits due from other financial institutions (including corporate credit unions), and noninterest bearing balances with the Federal Reserve Banks, Federal Home Loan Banks and central banks.",
        "label": "Cash and Due from Banks",
        "terseLabel": "Cash and due from banks",
        "totalLabel": "Cash and Due from Banks, Total",
        "verboseLabel": "Cash in collateral returned"
       }
      }
     },
     "localname": "CashAndDueFromBanks",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations": {
     "auth_ref": [
      "r39",
      "r44",
      "r48"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; including, but not limited to, 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, Including Disposal Group and Discontinued Operations",
        "periodEndLabel": "Cash and cash equivalents at end of year",
        "periodStartLabel": "Cash and cash equivalents at beginning of year",
        "totalLabel": "Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations, Total"
       }
      }
     },
     "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect": {
     "auth_ref": [
      "r39",
      "r185"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase (decrease) in cash, cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; including 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), Including Exchange Rate Effect",
        "totalLabel": "Net change in cash and cash equivalents"
       }
      }
     },
     "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashFlowHedgingMember": {
     "auth_ref": [
      "r160"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Hedge of the exposure to variability in the cash flows of a recognized asset or liability, or of a forecasted transaction, that is attributable to a particular risk.",
        "label": "Cash Flow Hedging [Member]",
        "terseLabel": "Cash Flow Hedges on 90-day Advances from FHLB [Member]"
       }
      }
     },
     "localname": "CashFlowHedgingMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfCompanySDerivativesAssociatedWithItsInterestRateRiskManagementActivitiesDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ChangeInAccountingPrincipleAccountingStandardsUpdateAdopted": {
     "auth_ref": [
      "r259",
      "r260",
      "r315",
      "r364",
      "r365",
      "r382",
      "r383",
      "r384",
      "r386",
      "r387",
      "r590",
      "r607",
      "r608",
      "r622",
      "r625",
      "r626",
      "r637",
      "r654",
      "r656",
      "r657",
      "r658",
      "r664",
      "r665",
      "r673",
      "r678",
      "r679",
      "r680",
      "r681",
      "r703",
      "r705",
      "r767",
      "r768",
      "r798",
      "r799"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicates (true false) whether accounting standards update was adopted.",
        "label": "Change in Accounting Principle, Accounting Standards Update, Adopted [true false]",
        "terseLabel": "Change in accounting principle, accounting standards update, adopted"
       }
      }
     },
     "localname": "ChangeInAccountingPrincipleAccountingStandardsUpdateAdopted",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRecentAccountingPronouncementsAdditionalInformationDetails"
     ],
     "xbrltype": "booleanItemType"
    },
    "us-gaap_ChangeInAccountingPrincipleAccountingStandardsUpdateAdoptionDate": {
     "auth_ref": [
      "r259",
      "r260",
      "r364",
      "r365",
      "r382",
      "r383",
      "r384",
      "r386",
      "r387",
      "r590",
      "r607",
      "r608",
      "r609",
      "r622",
      "r625",
      "r626",
      "r627",
      "r630",
      "r637",
      "r654",
      "r656",
      "r657",
      "r658",
      "r664",
      "r665",
      "r673",
      "r678",
      "r679",
      "r680",
      "r681",
      "r703",
      "r705",
      "r767",
      "r768",
      "r798",
      "r799",
      "r924"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Date accounting standards update was adopted, in YYYY-MM-DD format.",
        "label": "Change in Accounting Principle, Accounting Standards Update, Adoption Date",
        "terseLabel": "Change in accounting principle, accounting standards update, adoption date"
       }
      }
     },
     "localname": "ChangeInAccountingPrincipleAccountingStandardsUpdateAdoptionDate",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRecentAccountingPronouncementsAdditionalInformationDetails"
     ],
     "xbrltype": "dateItemType"
    },
    "us-gaap_ChangeInAccountingPrincipleAccountingStandardsUpdateEarlyAdoption": {
     "auth_ref": [
      "r263",
      "r315",
      "r365",
      "r382",
      "r385",
      "r388",
      "r591",
      "r609",
      "r622",
      "r627",
      "r630",
      "r637",
      "r655",
      "r656",
      "r659",
      "r660",
      "r665",
      "r674",
      "r678",
      "r680",
      "r681",
      "r769",
      "r798",
      "r799"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicates (true false) whether accounting standards update was early adopted.",
        "label": "Change in Accounting Principle, Accounting Standards Update, Early Adoption [true false]",
        "terseLabel": "Change in accounting principle, accounting standards update, early adoption [true false]"
       }
      }
     },
     "localname": "ChangeInAccountingPrincipleAccountingStandardsUpdateEarlyAdoption",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRecentAccountingPronouncementsAdditionalInformationDetails"
     ],
     "xbrltype": "booleanItemType"
    },
    "us-gaap_ChangeInAccountingPrincipleAccountingStandardsUpdateImmaterialEffect": {
     "auth_ref": [
      "r317",
      "r330",
      "r366",
      "r390",
      "r596"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicates (true false) whether effect from applying amendment to accounting standards is immaterial.",
        "label": "Change in Accounting Principle, Accounting Standards Update, Immaterial Effect [true false]",
        "terseLabel": "Change in accounting principle, accounting standards update, immaterial effect [true false]"
       }
      }
     },
     "localname": "ChangeInAccountingPrincipleAccountingStandardsUpdateImmaterialEffect",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRecentAccountingPronouncementsAdditionalInformationDetails"
     ],
     "xbrltype": "booleanItemType"
    },
    "us-gaap_ChangesInProjectedBenefitObligationsFairValueOfPlanAssetsAndFundedStatusOfPlanTableTextBlock": {
     "auth_ref": [
      "r119"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the change in the benefit obligation, fair value of plan assets, and funded status of pension plans or other employee benefit plans.",
        "label": "Changes in Projected Benefit Obligations, Fair Value of Plan Assets, and Funded Status of Plan [Table Text Block]",
        "terseLabel": "Schedule of Funded Status Valuation Report Percentage"
       }
      }
     },
     "localname": "ChangesInProjectedBenefitObligationsFairValueOfPlanAssetsAndFundedStatusOfPlanTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ClassOfTreasuryStockTable": {
     "auth_ref": [
      "r109",
      "r110",
      "r111",
      "r112"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about treasury stock, including, but not limited to, average cost per share, description of share repurchase program, shares repurchased, shares held for each class of treasury stock.",
        "label": "Class of Treasury Stock [Table]",
        "terseLabel": "Class Of Treasury Stock [Table]"
       }
      }
     },
     "localname": "ClassOfTreasuryStockTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureTreasuryStockAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_CollateralAlreadyPostedAggregateFairValue": {
     "auth_ref": [
      "r172"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate fair value of assets that are already posted, at the end of the reporting period, as collateral for derivative instruments with credit-risk-related contingent features.",
        "label": "Collateral Already Posted, Aggregate Fair Value",
        "terseLabel": "Cash collateral from counterparties"
       }
      }
     },
     "localname": "CollateralAlreadyPostedAggregateFairValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CollateralAxis": {
     "auth_ref": [
      "r858"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by category of collateral or no collateral, from lender's perspective.",
        "label": "Collateral Held [Axis]",
        "terseLabel": "Collateral Held"
       }
      }
     },
     "localname": "CollateralAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_CollateralDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Category of collateral or no collateral, from lender's perspective.",
        "label": "Collateral Held [Domain]",
        "terseLabel": "Collateral Held"
       }
      }
     },
     "localname": "CollateralDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CollateralizedMortgageObligationsMember": {
     "auth_ref": [
      "r104"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The category includes multiclass, pay-through securitizations collateralized by mortgages secured by assets, such as automobiles and boats, which are generally structured so that the collections of principal and interest due from the underlying debtors are paid to the holders of the CMO.",
        "label": "Collateralized Mortgage Obligations [Member]",
        "terseLabel": "Collateralized mortgage obligations issued by the FHLMC, FNMA and GNMA [Member]"
       }
      }
     },
     "localname": "CollateralizedMortgageObligationsMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValueOfSecuritiesAvailableForSaleDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CommercialAndIndustrialSectorMember": {
     "auth_ref": [
      "r857"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Sector of the economy consisting of companies engaged in commercial and industrial business activities.",
        "label": "Commercial and Industrial Sector [Member]",
        "terseLabel": "Commercial and Industrial Loans [Member]"
       }
      }
     },
     "localname": "CommercialAndIndustrialSectorMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CommercialRealEstatePortfolioSegmentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Portfolio segment of the company's total financing receivables related to commercial real estate.",
        "label": "Commercial Real Estate Portfolio Segment [Member]",
        "terseLabel": "CRE [Member]"
       }
      }
     },
     "localname": "CommercialRealEstatePortfolioSegmentMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAnalysisOfPastDueLoansByPortfolioSegmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInformationAboutLoansAndTheALLByPortfolioSegmentAreSummarizedDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInternalRiskRatingOfLoansByPortfolioSegmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansProvidesInformationOnImpairedLoansDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansScheduleOfAccountsNotesLoansAndFinancingReceivableDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansTransactionsInTheAllowanceForLoanLossesALLDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CommonEquityTierOneCapital": {
     "auth_ref": [
      "r785"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of Common Equity Tier 1 risk-based capital as defined by regulatory framework.",
        "label": "Banking Regulation, Common Equity Tier 1 Risk-Based Capital, Actual",
        "terseLabel": "Actual, Common Equity Tier 1 (to risk-weighted assets)"
       }
      }
     },
     "localname": "CommonEquityTierOneCapital",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CommonEquityTierOneCapitalRatio": {
     "auth_ref": [
      "r785"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ratio of Common Equity Tier 1 risk-based capital to risk-weighted assets as defined by regulatory framework.",
        "label": "Banking Regulation, Common Equity Tier 1 Risk-Based Capital Ratio, Actual",
        "terseLabel": "Actual Ratio, Common Equity Tier 1 (to risk-weighted assets)"
       }
      }
     },
     "localname": "CommonEquityTierOneCapitalRatio",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "pureItemType"
    },
    "us-gaap_CommonEquityTierOneCapitalRequiredForCapitalAdequacy": {
     "auth_ref": [
      "r785",
      "r789"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of minimum Common Equity Tier 1 risk-based capital required for capital adequacy as defined by regulatory framework.",
        "label": "Banking Regulation, Common Equity Tier 1 Risk-Based Capital, Capital Adequacy, Minimum",
        "terseLabel": "Minimum Capital Requirement, Common Equity Tier 1 (to risk-weighted assets)"
       }
      }
     },
     "localname": "CommonEquityTierOneCapitalRequiredForCapitalAdequacy",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CommonEquityTierOneCapitalRequiredToBeWellCapitalized": {
     "auth_ref": [
      "r785"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of minimum Common Equity Tier 1 risk-based capital categorized as well capitalized as defined by regulatory framework for prompt corrective action.",
        "label": "Banking Regulation, Common Equity Tier 1 Risk-Based Capital, Well Capitalized, Minimum",
        "terseLabel": "Minimum To Be Well Capitalized Under Prompt Corrective, Common Equity Tier 1 (to risk-weighted assets)",
        "verboseLabel": "Minimum Capital Required to be Well Capitalized, Common Equity Tier 1 (to risk-weighted assets)"
       }
      }
     },
     "localname": "CommonEquityTierOneCapitalRequiredToBeWellCapitalized",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CommonStockMember": {
     "auth_ref": [
      "r921",
      "r922",
      "r1054"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/DisclosureTreasuryStockAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITY"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CommonStockParOrStatedValuePerShare": {
     "auth_ref": [
      "r2"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Face amount or stated value per share of common stock.",
        "label": "Common Stock, Par or Stated Value Per Share",
        "terseLabel": "Common stock par value per share",
        "verboseLabel": "Common stock, price per share"
       }
      }
     },
     "localname": "CommonStockParOrStatedValuePerShare",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETSParenthetical"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_CommonStockSharesAuthorized": {
     "auth_ref": [
      "r2"
     ],
     "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,number of shares authorized"
       }
      }
     },
     "localname": "CommonStockSharesAuthorized",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETSParenthetical"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_CommonStockSharesIssued": {
     "auth_ref": [
      "r2"
     ],
     "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,number of shares issued",
        "verboseLabel": "Common stock issued"
       }
      }
     },
     "localname": "CommonStockSharesIssued",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETSParenthetical"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_CommonStockSharesOutstanding": {
     "auth_ref": [
      "r2",
      "r107"
     ],
     "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",
        "periodEndLabel": "Common Stock, Shares, Outstanding, Ending Balance",
        "periodStartLabel": "Common Stock, Shares, Outstanding, Beginning Balance",
        "terseLabel": "Common stock,number of shares outstanding",
        "verboseLabel": "Common stock outstanding"
       }
      }
     },
     "localname": "CommonStockSharesOutstanding",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETSParenthetical"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_CommonStockValue": {
     "auth_ref": [
      "r2",
      "r888"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "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",
        "terseLabel": "Common Stock, $.01 par value, 90,000,000 shares authorized; 6,201,770 issued and 6,062,298 outstanding at December 31, 2022; and 6,201,770 issued and 6,123,337 outstanding as of December 31, 2021"
       }
      }
     },
     "localname": "CommonStockValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CompensationAndEmployeeBenefitPlansTextBlock": {
     "auth_ref": [
      "r115",
      "r118",
      "r125",
      "r139"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for an entity's employee compensation and benefit plans, including, but not limited to, postemployment and postretirement benefit plans, defined benefit pension plans, defined contribution plans, non-qualified and supplemental benefit plans, deferred compensation, share-based compensation, life insurance, severance, health care, unemployment and other benefit plans.",
        "label": "Compensation and Employee Benefit Plans [Text Block]",
        "terseLabel": "Employee Benefits"
       }
      }
     },
     "localname": "CompensationAndEmployeeBenefitPlansTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefits"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_CompensationAndRetirementDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Retirement Benefits [Abstract]"
       }
      }
     },
     "localname": "CompensationAndRetirementDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_ComprehensiveIncomeNetOfTax": {
     "auth_ref": [
      "r22",
      "r285",
      "r287",
      "r294",
      "r775",
      "r794"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME": {
       "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 (loss) income"
       }
      }
     },
     "localname": "ComprehensiveIncomeNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ComprehensiveIncomeNoteTextBlock": {
     "auth_ref": [
      "r34",
      "r293",
      "r774",
      "r793"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for comprehensive income, which includes, but is not limited to, 1) the amount of income tax expense or benefit allocated to each component of other comprehensive income, including reclassification adjustments, 2) the reclassification adjustments for each classification of other comprehensive income and 3) the ending accumulated balances for each component of comprehensive income.",
        "label": "Comprehensive Income (Loss) Note [Text Block]",
        "terseLabel": "Other Comprehensive (Loss) Income"
       }
      }
     },
     "localname": "ComprehensiveIncomeNoteTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncome1"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ComprehensiveIncomePolicyPolicyTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for comprehensive income.",
        "label": "Comprehensive Income, Policy [Policy Text Block]",
        "terseLabel": "Comprehensive (Loss) Income"
       }
      }
     },
     "localname": "ComprehensiveIncomePolicyPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock": {
     "auth_ref": [
      "r265",
      "r310",
      "r903"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for condensed financial information, including the financial position, cash flows, and the results of operations of the registrant (parent company) as of the same dates or for the same periods for which audited consolidated financial statements are being presented. Alternatively, the details of this disclosure can be reported by the specific parent company taxonomy elements, indicating the appropriate date and period contexts in an instance document.",
        "label": "Condensed Financial Information of Parent Company Only Disclosure [Text Block]",
        "terseLabel": "Condensed Financial Statements of Parent Company"
       }
      }
     },
     "localname": "CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompany"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ConsumerPortfolioSegmentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Portfolio segment of the company's total financing receivables related to consumer receivables.",
        "label": "Consumer Portfolio Segment [Member]",
        "terseLabel": "CON [Member]"
       }
      }
     },
     "localname": "ConsumerPortfolioSegmentMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAnalysisOfPastDueLoansByPortfolioSegmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInformationAboutLoansAndTheALLByPortfolioSegmentAreSummarizedDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInternalRiskRatingOfLoansByPortfolioSegmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansProvidesInformationOnImpairedLoansDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansScheduleOfAccountsNotesLoansAndFinancingReceivableDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansTransactionsInTheAllowanceForLoanLossesALLDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ContinuingInvolvementWithTransferredFinancialAssetsPrincipalAmountOutstanding": {
     "auth_ref": [
      "r726"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Principal amount of transferred financial assets in which the transferor has continuing involvement with the assets underlying the transaction. Continuing involvement includes, but is not limited to, servicing, recourse, and restrictions on transferor's interests in transferred financial assets.",
        "label": "Continuing Involvement with Transferred Financial Assets, Principal Amount Outstanding",
        "terseLabel": "Transferred Financial Assets Principal Amount Outstanding"
       }
      }
     },
     "localname": "ContinuingInvolvementWithTransferredFinancialAssetsPrincipalAmountOutstanding",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoanServicingAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CorporateDebtSecuritiesMember": {
     "auth_ref": [
      "r870",
      "r872",
      "r1079"
     ],
     "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 [Member]"
       }
      }
     },
     "localname": "CorporateDebtSecuritiesMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValueOfSecuritiesAvailableForSaleDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "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"
       }
      }
     },
     "localname": "CreditFacilityAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAdditionalInformationDetail"
     ],
     "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"
       }
      }
     },
     "localname": "CreditFacilityDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CreditScoreFicoAxis": {
     "auth_ref": [
      "r860",
      "r941"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by credit scores as defined by Fair Isaac Corporation (FICO), for example, but not limited to, greater than 740.",
        "label": "Credit Score, FICO [Axis]",
        "terseLabel": "Credit Score, FICO"
       }
      }
     },
     "localname": "CreditScoreFicoAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_CreditScoreFicoDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Credit rating as defined by Fair Isaac Corporation (FICO), for example, but not limited to, greater than 740. Element name and standard label in FICO Score [numeric lower end] to [numeric higher end] [Member] format for ranges. Element name and standard label in FICO Score Greater Than [low end numeric value] [Member] or FICO Score Less Than [high end numeric value] [Member] formats for greater than or less than disclosures.",
        "label": "Credit Score, FICO [Domain]",
        "terseLabel": "Credit Score, FICO"
       }
      }
     },
     "localname": "CreditScoreFicoDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CurrentFederalStateAndLocalTaxExpenseBenefit": {
     "auth_ref": [
      "r1046"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureIncomeTaxesScheduleOfCurrentAndDeferredComponentsOfIncomeTaxBenefitExpenseDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of current federal, state, and local tax expense (benefit) attributable to income (loss) from continuing operations. Includes, but is not limited to, current national, regional, territorial, and provincial tax expense (benefit) for non-US (United States of America) jurisdiction.",
        "label": "Current Federal, State and Local, Tax Expense (Benefit)",
        "totalLabel": "Current, federal and state, total"
       }
      }
     },
     "localname": "CurrentFederalStateAndLocalTaxExpenseBenefit",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureIncomeTaxesScheduleOfCurrentAndDeferredComponentsOfIncomeTaxBenefitExpenseDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CurrentFederalTaxExpenseBenefit": {
     "auth_ref": [
      "r919",
      "r1046",
      "r1049"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureIncomeTaxesScheduleOfCurrentAndDeferredComponentsOfIncomeTaxBenefitExpenseDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_CurrentFederalStateAndLocalTaxExpenseBenefit",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of current federal tax expense (benefit) attributable to income (loss) from continuing operations. Includes, but is not limited to, current national tax expense (benefit) for non-US (United States of America) jurisdiction.",
        "label": "Current Federal Tax Expense (Benefit)",
        "terseLabel": "Current, federal"
       }
      }
     },
     "localname": "CurrentFederalTaxExpenseBenefit",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureIncomeTaxesScheduleOfCurrentAndDeferredComponentsOfIncomeTaxBenefitExpenseDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CurrentStateAndLocalTaxExpenseBenefit": {
     "auth_ref": [
      "r919",
      "r1046",
      "r1049"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureIncomeTaxesScheduleOfCurrentAndDeferredComponentsOfIncomeTaxBenefitExpenseDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_CurrentFederalStateAndLocalTaxExpenseBenefit",
       "weight": 1.0
      }
     },
     "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"
       }
      }
     },
     "localname": "CurrentStateAndLocalTaxExpenseBenefit",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureIncomeTaxesScheduleOfCurrentAndDeferredComponentsOfIncomeTaxBenefitExpenseDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtAndEquitySecuritiesGainLoss": {
     "auth_ref": [
      "r27",
      "r28"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 7.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 2.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of unrealized and realized gain (loss) on investment in debt and equity securities.",
        "label": "Debt and Equity Securities, Gain (Loss)",
        "negatedLabel": "Securities losses (gains), net",
        "terseLabel": "Securities (losses) gains, net",
        "totalLabel": "Debt and Equity Securities, Gain (Loss), Total"
       }
      }
     },
     "localname": "DebtAndEquitySecuritiesGainLoss",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Debt Disclosure [Abstract]"
       }
      }
     },
     "localname": "DebtDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_DebtDisclosureTextBlock": {
     "auth_ref": [
      "r106",
      "r304",
      "r427",
      "r428",
      "r429",
      "r430",
      "r431",
      "r432",
      "r433",
      "r435",
      "r437",
      "r438",
      "r440"
     ],
     "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": "Borrowings"
       }
      }
     },
     "localname": "DebtDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowings"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_DebtInstrumentFaceAmount": {
     "auth_ref": [
      "r187",
      "r189",
      "r426",
      "r676",
      "r866",
      "r867"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Face (par) amount of debt instrument at time of issuance.",
        "label": "Debt Instrument, Face Amount",
        "terseLabel": "Loan balance"
       }
      }
     },
     "localname": "DebtInstrumentFaceAmount",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtInstrumentTerm": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.",
        "label": "Debt Instrument, Term",
        "terseLabel": "Remaining Loan Term"
       }
      }
     },
     "localname": "DebtInstrumentTerm",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger": {
     "auth_ref": [
      "r378",
      "r405",
      "r864"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.",
        "label": "Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer",
        "terseLabel": "More than 12 Months, Fair Value"
       }
      }
     },
     "localname": "DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss": {
     "auth_ref": [
      "r378",
      "r405"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for 12 months or longer, without allowance for credit loss. Includes beneficial interest in securitized financial asset.",
        "label": "Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss",
        "negatedLabel": "More than 12 Months, Unrealized Losses"
       }
      }
     },
     "localname": "DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions": {
     "auth_ref": [
      "r942"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for 12 months or longer, without an allowance for credit loss. Includes beneficial interest in securitized financial asset.",
        "label": "Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Number of Positions",
        "terseLabel": "More than 12 Months, Number of Securities"
       }
      }
     },
     "localname": "DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail"
     ],
     "xbrltype": "integerItemType"
    },
    "us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months": {
     "auth_ref": [
      "r378",
      "r405",
      "r864"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for less than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.",
        "label": "Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months",
        "terseLabel": "Less than 12 Months, Fair Value"
       }
      }
     },
     "localname": "DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss": {
     "auth_ref": [
      "r378",
      "r405"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for less than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.",
        "label": "Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss",
        "negatedLabel": "Less than 12 Months, Unrealized Losses"
       }
      }
     },
     "localname": "DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsNumberOfPositions": {
     "auth_ref": [
      "r942"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for less than 12 months, without an allowance for credit loss. Includes beneficial interest in securitized financial asset.",
        "label": "Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Number of Positions",
        "terseLabel": "Less than 12 Months, Number of Securities"
       }
      }
     },
     "localname": "DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsNumberOfPositions",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail"
     ],
     "xbrltype": "integerItemType"
    },
    "us-gaap_DebtSecuritiesAvailableForSaleRealizedGain": {
     "auth_ref": [
      "r379"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfSalesProceedsPrincipalPaymentsReceivedAndGrossRealizedGainsAndLossesOnAvailableForSaleSecuritiesDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of realized gain on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "label": "Debt Securities, Available-for-Sale, Realized Gain",
        "terseLabel": "Gross realized gains"
       }
      }
     },
     "localname": "DebtSecuritiesAvailableForSaleRealizedGain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfSalesProceedsPrincipalPaymentsReceivedAndGrossRealizedGainsAndLossesOnAvailableForSaleSecuritiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss": {
     "auth_ref": [
      "r934"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfSalesProceedsPrincipalPaymentsReceivedAndGrossRealizedGainsAndLossesOnAvailableForSaleSecuritiesDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of realized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "label": "Debt Securities, Available-for-Sale, Realized Gain (Loss)",
        "totalLabel": "Net realized (losses) gains"
       }
      }
     },
     "localname": "DebtSecuritiesAvailableForSaleRealizedGainLoss",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfSalesProceedsPrincipalPaymentsReceivedAndGrossRealizedGainsAndLossesOnAvailableForSaleSecuritiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtSecuritiesAvailableForSaleRealizedLoss": {
     "auth_ref": [
      "r379"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfSalesProceedsPrincipalPaymentsReceivedAndGrossRealizedGainsAndLossesOnAvailableForSaleSecuritiesDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of realized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "label": "Debt Securities, Available-for-Sale, Realized Loss",
        "negatedLabel": "Gross realized losses"
       }
      }
     },
     "localname": "DebtSecuritiesAvailableForSaleRealizedLoss",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfSalesProceedsPrincipalPaymentsReceivedAndGrossRealizedGainsAndLossesOnAvailableForSaleSecuritiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition": {
     "auth_ref": [
      "r376",
      "r402",
      "r864"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position without allowance for credit loss.",
        "label": "Debt Securities, Available-for-Sale, Unrealized Loss Position",
        "totalLabel": "Total, Fair Value"
       }
      }
     },
     "localname": "DebtSecuritiesAvailableForSaleUnrealizedLossPosition",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss": {
     "auth_ref": [
      "r377",
      "r403"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset.",
        "label": "Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss",
        "negatedTotalLabel": "Total, Unrealized Losses",
        "totalLabel": "Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss, Total"
       }
      }
     },
     "localname": "DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DebtSecuritiesMember": {
     "auth_ref": [
      "r94"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Debt instrument issued by corporations, governments and governmental agencies, municipalities, and other institutions.",
        "label": "Debt Securities [Member]",
        "terseLabel": "Loans, net [Member]"
       }
      }
     },
     "localname": "DebtSecuritiesMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DeferredCompensationLiabilityCurrentAndNoncurrent": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "order": 4.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      }
     },
     "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",
        "terseLabel": "Deferred compensation liability",
        "totalLabel": "Deferred Compensation Liability, Current and Noncurrent, Total",
        "verboseLabel": "Deferred Compensation Liability Current And Noncurrent"
       }
      }
     },
     "localname": "DeferredCompensationLiabilityCurrentAndNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredFederalIncomeTaxExpenseBenefit": {
     "auth_ref": [
      "r919",
      "r1047",
      "r1049"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureIncomeTaxesScheduleOfCurrentAndDeferredComponentsOfIncomeTaxBenefitExpenseDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_DeferredFederalStateAndLocalTaxExpenseBenefit",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of deferred federal tax expense (benefit) attributable to income (loss) from continuing operations. Includes, but is not limited to, deferred national tax expense (benefit) for non-US (United States of America) jurisdiction.",
        "label": "Deferred Federal Income Tax Expense (Benefit)",
        "terseLabel": "Deferred, federal"
       }
      }
     },
     "localname": "DeferredFederalIncomeTaxExpenseBenefit",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureIncomeTaxesScheduleOfCurrentAndDeferredComponentsOfIncomeTaxBenefitExpenseDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredFederalStateAndLocalTaxExpenseBenefit": {
     "auth_ref": [
      "r1041"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureIncomeTaxesScheduleOfCurrentAndDeferredComponentsOfIncomeTaxBenefitExpenseDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of deferred federal, state, and local tax expense (benefit) attributable to income (loss) from continuing operations. Includes, but is not limited to, deferred national, regional, territorial, and provincial tax expense (benefit) for non-US (United States of America) jurisdiction.",
        "label": "Deferred Federal, State and Local, Tax Expense (Benefit)",
        "totalLabel": "Deferred, federal and state, total"
       }
      }
     },
     "localname": "DeferredFederalStateAndLocalTaxExpenseBenefit",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureIncomeTaxesScheduleOfCurrentAndDeferredComponentsOfIncomeTaxBenefitExpenseDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredIncomeTaxAssetsNet": {
     "auth_ref": [
      "r576",
      "r577"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail": {
       "order": 4.0,
       "parentTag": "us-gaap_Assets",
       "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 tax asset"
       }
      }
     },
     "localname": "DeferredIncomeTaxAssetsNet",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredIncomeTaxExpenseBenefit": {
     "auth_ref": [
      "r42",
      "r148",
      "r588",
      "r599",
      "r600",
      "r919"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail": {
       "order": 3.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 12.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.",
        "label": "Deferred Income Tax Expense (Benefit)",
        "terseLabel": "Deferred tax (benefit) expense",
        "totalLabel": "Deferred Income Tax Expense (Benefit), Total",
        "verboseLabel": "Deferred tax expense"
       }
      }
     },
     "localname": "DeferredIncomeTaxExpenseBenefit",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit": {
     "auth_ref": [
      "r919",
      "r1047",
      "r1049"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureIncomeTaxesScheduleOfCurrentAndDeferredComponentsOfIncomeTaxBenefitExpenseDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_DeferredFederalStateAndLocalTaxExpenseBenefit",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of deferred state and local tax expense (benefit) attributable to income (loss) from continuing operations. Includes, but is not limited to, deferred regional, territorial, and provincial tax expense (benefit) for non-US (United States of America) jurisdiction.",
        "label": "Deferred State and Local Income Tax Expense (Benefit)",
        "terseLabel": "Deferred, state"
       }
      }
     },
     "localname": "DeferredStateAndLocalIncomeTaxExpenseBenefit",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureIncomeTaxesScheduleOfCurrentAndDeferredComponentsOfIncomeTaxBenefitExpenseDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxAssetsCharitableContributionCarryforwards": {
     "auth_ref": [
      "r146",
      "r1045"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail": {
       "order": 2.0,
       "parentTag": "us-gaap_DeferredTaxAssetsGross",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible charitable contribution carryforwards.",
        "label": "Deferred Tax Assets, Charitable Contribution Carryforwards",
        "terseLabel": "Contribution carryforward"
       }
      }
     },
     "localname": "DeferredTaxAssetsCharitableContributionCarryforwards",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxAssetsGross": {
     "auth_ref": [
      "r584"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_DeferredTaxAssetsNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.",
        "label": "Deferred Tax Assets, Gross",
        "totalLabel": "Subtotal"
       }
      }
     },
     "localname": "DeferredTaxAssetsGross",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxAssetsLiabilitiesNet": {
     "auth_ref": [
      "r1044"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "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, without jurisdictional netting.",
        "label": "Deferred Tax Assets, Net",
        "totalLabel": "Net deferred tax assets, included in other assets"
       }
      }
     },
     "localname": "DeferredTaxAssetsLiabilitiesNet",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxAssetsNet": {
     "auth_ref": [
      "r1044"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_DeferredTaxAssetsLiabilitiesNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.",
        "label": "Deferred Tax Assets, Net of Valuation Allowance",
        "totalLabel": "Total deferred tax assets"
       }
      }
     },
     "localname": "DeferredTaxAssetsNet",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxAssetsNetAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deferred Tax Assets, Net [Abstract]",
        "terseLabel": "Deferred tax assets:"
       }
      }
     },
     "localname": "DeferredTaxAssetsNetAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DeferredTaxAssetsOperatingLossCarryforwards": {
     "auth_ref": [
      "r146",
      "r1045"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail": {
       "order": 6.0,
       "parentTag": "us-gaap_DeferredTaxAssetsGross",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.",
        "label": "Deferred Tax Assets, Operating Loss Carryforwards",
        "terseLabel": "Net operating loss carryforward",
        "totalLabel": "Deferred Tax Assets, Operating Loss Carryforwards, Total"
       }
      }
     },
     "localname": "DeferredTaxAssetsOperatingLossCarryforwards",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxAssetsOther": {
     "auth_ref": [
      "r146",
      "r1045"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail": {
       "order": 7.0,
       "parentTag": "us-gaap_DeferredTaxAssetsGross",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other.",
        "label": "Deferred Tax Assets, Other",
        "terseLabel": "Other"
       }
      }
     },
     "localname": "DeferredTaxAssetsOther",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits": {
     "auth_ref": [
      "r146",
      "r1045"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_DeferredTaxAssetsGross",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from compensation and benefits costs.",
        "label": "Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits",
        "terseLabel": "Deferred compensation liabilities",
        "totalLabel": "Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Total"
       }
      }
     },
     "localname": "DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLossReserves": {
     "auth_ref": [
      "r146",
      "r1045"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from loss reserves other than estimated credit losses.",
        "label": "Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Loss Reserves",
        "terseLabel": "Deferred tax assets, tax reserves for loan losses"
       }
      }
     },
     "localname": "DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsLossReserves",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses": {
     "auth_ref": [
      "r146",
      "r1045"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_DeferredTaxAssetsGross",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary difference from allowance for credit loss on financing receivable.",
        "label": "Deferred Tax Asset, Tax Deferred Expense, Reserve and Accrual, Financing Receivable, Allowance for Credit Loss",
        "terseLabel": "Allowance for loan losses"
       }
      }
     },
     "localname": "DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxAssetsUnrealizedLossesOnAvailableforSaleSecuritiesGross": {
     "auth_ref": [
      "r1045"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail": {
       "order": 5.0,
       "parentTag": "us-gaap_DeferredTaxAssetsGross",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary difference from unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "label": "Deferred Tax Asset, Debt Securities, Available-for-Sale, Unrealized Loss",
        "terseLabel": "Securities available-for-sale"
       }
      }
     },
     "localname": "DeferredTaxAssetsUnrealizedLossesOnAvailableforSaleSecuritiesGross",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxAssetsValuationAllowance": {
     "auth_ref": [
      "r585"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_DeferredTaxAssetsNet",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.",
        "label": "Deferred Tax Assets, Valuation Allowance",
        "negatedLabel": "Less: valuation allowance",
        "verboseLabel": "Valuation allowance"
       }
      }
     },
     "localname": "DeferredTaxAssetsValuationAllowance",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxLiabilities": {
     "auth_ref": [
      "r140",
      "r1044"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_DeferredTaxAssetsLiabilitiesNet",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences without jurisdictional netting.",
        "label": "Deferred Tax Liabilities, Net",
        "negatedTotalLabel": "Total deferred tax liabilities",
        "totalLabel": "Deferred Tax Liabilities, Net, Total"
       }
      }
     },
     "localname": "DeferredTaxLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxLiabilitiesDeferredExpense": {
     "auth_ref": [
      "r146",
      "r1045"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail": {
       "order": 4.0,
       "parentTag": "us-gaap_DeferredTaxLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of deferred tax liability attributable to taxable temporary differences from capitalized costs.",
        "label": "Deferred Tax Liabilities, Deferred Expense",
        "negatedLabel": "Net deferred loan costs",
        "totalLabel": "Deferred Tax Liabilities, Deferred Expense, Total"
       }
      }
     },
     "localname": "DeferredTaxLiabilitiesDeferredExpense",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxLiabilitiesMortgageServicingRights": {
     "auth_ref": [
      "r146",
      "r1045"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail": {
       "order": 5.0,
       "parentTag": "us-gaap_DeferredTaxLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of deferred tax liability attributable to taxable temporary differences from mortgage servicing rights.",
        "label": "Deferred Tax Liabilities, Mortgage Servicing Rights",
        "negatedLabel": "Mortgage servicing rights"
       }
      }
     },
     "localname": "DeferredTaxLiabilitiesMortgageServicingRights",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxLiabilitiesNetAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deferred Tax Liabilities, Net [Abstract]",
        "terseLabel": "Deferred tax liabilities:"
       }
      }
     },
     "localname": "DeferredTaxLiabilitiesNetAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DeferredTaxLiabilitiesPrepaidExpenses": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail": {
       "order": 3.0,
       "parentTag": "us-gaap_DeferredTaxLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of deferred tax consequences attributable to taxable temporary differences derived from prepaid expenses.",
        "label": "Deferred Tax Liabilities, Prepaid Expenses",
        "negatedLabel": "Prepaid expenses"
       }
      }
     },
     "localname": "DeferredTaxLiabilitiesPrepaidExpenses",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities": {
     "auth_ref": [
      "r146",
      "r1045"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail": {
       "order": 2.0,
       "parentTag": "us-gaap_DeferredTaxLiabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of deferred tax liability attributable to taxable temporary differences from unrealized gains on trading securities.",
        "label": "Deferred Tax Liabilities, Unrealized Gains on Trading Securities",
        "negatedLabel": "Securities available-for-sale"
       }
      }
     },
     "localname": "DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfComponentsOfDeferredTaxAssetsAndLiabilitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxLiabilityNotRecognizedAmountOfUnrecognizedDeferredTaxLiabilityBadDebtReserveForTaxPurposesOfQualifiedLender": {
     "auth_ref": [
      "r238"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of deferred tax liability not recognized because of the exceptions to comprehensive recognition of deferred taxes related to bad debt reserve for tax purposes of a qualified lender.",
        "label": "Deferred Tax Liability Not Recognized, Amount of Unrecognized Deferred Tax Liability, Bad Debt Reserve for Tax Purposes of Qualified Lender",
        "terseLabel": "Reserve for loan losses of deferred tax liability not provided"
       }
      }
     },
     "localname": "DeferredTaxLiabilityNotRecognizedAmountOfUnrecognizedDeferredTaxLiabilityBadDebtReserveForTaxPurposesOfQualifiedLender",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate": {
     "auth_ref": [
      "r501"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation of defined benefit plan.",
        "label": "Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate",
        "terseLabel": "Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate"
       }
      }
     },
     "localname": "DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_DefinedBenefitPlanContributionsByEmployer": {
     "auth_ref": [
      "r473",
      "r482",
      "r515",
      "r870",
      "r871",
      "r872",
      "r873"
     ],
     "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": "Defined Benefit Plan, Plan Assets, Contributions by Employer"
       }
      }
     },
     "localname": "DefinedBenefitPlanContributionsByEmployer",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanFundedPercentage": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of plan assets to benefit obligation of defined benefit plan.",
        "label": "Defined Benefit Plan, Funded Percentage",
        "terseLabel": "Funded percentage"
       }
      }
     },
     "localname": "DefinedBenefitPlanFundedPercentage",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost": {
     "auth_ref": [
      "r491",
      "r507",
      "r872",
      "r873"
     ],
     "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": "Revised fixed annual retirement benefits, payable",
        "totalLabel": "Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Total"
       }
      }
     },
     "localname": "DefinedBenefitPlanNetPeriodicBenefitCost",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedBenefitPlanPlanAssetsContributionsByPlanParticipant": {
     "auth_ref": [
      "r474"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of contributions received by defined benefit plan from participant which increases plan assets.",
        "label": "Defined Benefit Plan, Plan Assets, Contributions by Plan Participant",
        "terseLabel": "Defined Benefit Plan, Plan Assets, Contributions by Plan Participant"
       }
      }
     },
     "localname": "DefinedBenefitPlanPlanAssetsContributionsByPlanParticipant",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedContributionPlanCostRecognized": {
     "auth_ref": [
      "r517"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cost for defined contribution plan.",
        "label": "Defined Contribution Plan, Cost",
        "terseLabel": "Defined Contribution Plan, Cost"
       }
      }
     },
     "localname": "DefinedContributionPlanCostRecognized",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan.",
        "label": "Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay",
        "terseLabel": "Previous final base fee, percentage"
       }
      }
     },
     "localname": "DefinedContributionPlanEmployerMatchingContributionPercent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_DepositAssetsAmortizatonExpenseFromExpirations": {
     "auth_ref": [
      "r408"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of amortization expense from expiration of contracts underlying deposit assets.",
        "label": "Deposit Assets, Amortization Expense from Expirations",
        "terseLabel": "Deposit Assets, Amortization Expense from Expirations"
       }
      }
     },
     "localname": "DepositAssetsAmortizatonExpenseFromExpirations",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DepositContractsPolicy": {
     "auth_ref": [
      "r252"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for the treatment of funds received from or paid to insureds, insurers and reinsurers on contracts for which the criteria for transferring or assuming insurance risk has not been satisfied by the insurer or reinsurer.",
        "label": "Deposit Contracts, Policy [Policy Text Block]",
        "terseLabel": "Interest Bearing Time Deposits With Other Banks"
       }
      }
     },
     "localname": "DepositContractsPolicy",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_DepositLiabilitiesDisclosuresTextBlock": {
     "auth_ref": [
      "r204",
      "r233",
      "r835",
      "r836"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for deposit liabilities including data and tables. It may include a description of the entity's deposit liabilities, the aggregate amount of time deposits (including certificates of deposit) in denominations of $100,000 or more at the balance sheet date; the aggregate amount of any demand deposits that have been reclassified as loan balances, such as overdrafts, at the balance sheet date; deposits that are received on terms other than those in the normal course of business, the amount of accrued interest on deposit liabilities; securities, mortgage loans or other financial instruments that serve as collateral for deposits; for time deposits having a remaining term of more than one year, the aggregate amount of maturities for each of the five years following the balance sheet date; and the weighted average interest rate for all deposit liabilities held by the entity.",
        "label": "Deposit Liabilities Disclosures [Text Block]",
        "terseLabel": "Deposits"
       }
      }
     },
     "localname": "DepositLiabilitiesDisclosuresTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDeposits"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_DepositLiabilitiesTypeTableTextBlock": {
     "auth_ref": [
      "r1091",
      "r1092",
      "r1093",
      "r1094",
      "r1095",
      "r1096",
      "r1097",
      "r1098",
      "r1099",
      "r1100",
      "r1101",
      "r1102",
      "r1103",
      "r1104",
      "r1105"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of type of deposit liability.",
        "label": "Deposit Liabilities, Type [Table Text Block]",
        "terseLabel": "Deposit Liabilities"
       }
      }
     },
     "localname": "DepositLiabilitiesTypeTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_Deposits": {
     "auth_ref": [
      "r204"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsDepositLiabilitiesDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "order": 0.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate of all deposit liabilities held by the entity, including foreign and domestic, interest and noninterest bearing; may include demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits among others.",
        "label": "Deposits",
        "terseLabel": "Deposits",
        "totalLabel": "Total deposits"
       }
      }
     },
     "localname": "Deposits",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsDepositLiabilitiesDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DepositsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Deposits [Abstract]",
        "terseLabel": "Deposits:"
       }
      }
     },
     "localname": "DepositsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DepositsMember": {
     "auth_ref": [
      "r230"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amounts held on account by the entity representing a liability to the depositor. Deposits may take various forms (for example, demand deposits, saving deposits, Negotiable Order of Withdrawal (NOW) and time deposits) and may be categorized in multiple ways (such as, foreign and domestic, interest and noninterest bearing).",
        "label": "Deposits [Member]",
        "terseLabel": "Deposits [Member]"
       }
      }
     },
     "localname": "DepositsMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DepositsMoneyMarketDeposits": {
     "auth_ref": [
      "r204"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsDepositLiabilitiesDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_Deposits",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of deposits in accounts that offer many of the same services as checking accounts although transactions may be somewhat more limited, share some of the characteristics of a money market fund and are insured by the Federal government, also known as money market accounts.",
        "label": "Deposits, Money Market Deposits",
        "terseLabel": "Money market deposits"
       }
      }
     },
     "localname": "DepositsMoneyMarketDeposits",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsDepositLiabilitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DepositsSavingsDeposits": {
     "auth_ref": [
      "r204"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsDepositLiabilitiesDetail": {
       "order": 2.0,
       "parentTag": "us-gaap_Deposits",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of interest bearing deposits with no stated maturity, which may include passbook and statement savings accounts and money-market deposit accounts (MMDAs).",
        "label": "Deposits, Savings Deposits",
        "terseLabel": "Savings deposits"
       }
      }
     },
     "localname": "DepositsSavingsDeposits",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsDepositLiabilitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_Depreciation": {
     "auth_ref": [
      "r42",
      "r96"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 3.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "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": "Depreciation and amortization",
        "totalLabel": "Depreciation, Total"
       }
      }
     },
     "localname": "Depreciation",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "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 Contract"
       }
      }
     },
     "localname": "DerivativeContractTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfCompanySDerivativesAssociatedWithItsInterestRateRiskManagementActivitiesDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DerivativeGainOnDerivative": {
     "auth_ref": [
      "r618"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase in the fair value of derivatives recognized in the income statement.",
        "label": "Derivative, Gain on Derivative",
        "terseLabel": "Gain on derivative"
       }
      }
     },
     "localname": "DerivativeGainOnDerivative",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeInceptionDates": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Date the entity entered into the derivative contract, in YYYY-MM-DD format.",
        "label": "Derivative, Inception Date",
        "terseLabel": "Start Date"
       }
      }
     },
     "localname": "DerivativeInceptionDates",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfCompanySDerivativesAssociatedWithItsInterestRateRiskManagementActivitiesDetail"
     ],
     "xbrltype": "dateItemType"
    },
    "us-gaap_DerivativeInstrumentRiskAxis": {
     "auth_ref": [
      "r164",
      "r165",
      "r169",
      "r171",
      "r848"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of derivative contract.",
        "label": "Derivative Instrument [Axis]",
        "terseLabel": "Derivative Instrument"
       }
      }
     },
     "localname": "DerivativeInstrumentRiskAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfCompanySDerivativesAssociatedWithItsInterestRateRiskManagementActivitiesDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DerivativeInstrumentsAndHedgesLiabilitiesNoncurrent": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of liability arising from contracts that meet the criteria of being accounted for as derivative instruments, financial instrument or contract used to mitigate a specified risk (hedge), 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": "Derivative Instruments and Hedges, Liabilities, Noncurrent",
        "terseLabel": "Other Liabilities",
        "totalLabel": "Derivative Instruments and Hedges, Liabilities, Noncurrent, Total"
       }
      }
     },
     "localname": "DerivativeInstrumentsAndHedgesLiabilitiesNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfCompanySDerivativesAssociatedWithItsInterestRateRiskManagementActivitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeInstrumentsAndHedgesNoncurrent": {
     "auth_ref": [
      "r906"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying amount as of the balance sheet date of the assets arising from derivative contracts and hedging activities, which are expected to be converted into cash or otherwise disposed of after a year or beyond the normal operating cycle, if longer.",
        "label": "Derivative Instruments and Hedges, Noncurrent",
        "terseLabel": "Other Assets",
        "totalLabel": "Derivative Instruments and Hedges, Noncurrent, Total"
       }
      }
     },
     "localname": "DerivativeInstrumentsAndHedgesNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfCompanySDerivativesAssociatedWithItsInterestRateRiskManagementActivitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Derivative Instruments and Hedging Activities Disclosure [Abstract]"
       }
      }
     },
     "localname": "DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock": {
     "auth_ref": [
      "r176",
      "r623"
     ],
     "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": "Derivatives and Hedging Activities"
       }
      }
     },
     "localname": "DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivities"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis": {
     "auth_ref": [
      "r161",
      "r164",
      "r169"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of hedging relationship.",
        "label": "Hedging Relationship [Axis]",
        "terseLabel": "Hedging Relationship"
       }
      }
     },
     "localname": "DerivativeInstrumentsGainLossByHedgingRelationshipAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfCompanySDerivativesAssociatedWithItsInterestRateRiskManagementActivitiesDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DerivativeLiabilityNotionalAmount": {
     "auth_ref": [
      "r1051",
      "r1052",
      "r1053"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Nominal or face amount used to calculate payments on the derivative liability.",
        "label": "Derivative Liability, Notional Amount",
        "terseLabel": "Notional",
        "verboseLabel": "Notional amount"
       }
      }
     },
     "localname": "DerivativeLiabilityNotionalAmount",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfCompanySDerivativesAssociatedWithItsInterestRateRiskManagementActivitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DerivativeLiabilityNumberOfInstrumentsHeld": {
     "auth_ref": [
      "r157",
      "r159"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The number of derivative instruments of a particular derivative liability or group of derivative liabilities held by the entity.",
        "label": "Derivative Liability, Number of Instruments Held",
        "terseLabel": "Number of notional interest rate swaps"
       }
      }
     },
     "localname": "DerivativeLiabilityNumberOfInstrumentsHeld",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail"
     ],
     "xbrltype": "integerItemType"
    },
    "us-gaap_DerivativeMaturityDates": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Date the derivative contract matures, in YYYY-MM-DD format.",
        "label": "Derivative, Maturity Date",
        "terseLabel": "Maturity Date"
       }
      }
     },
     "localname": "DerivativeMaturityDates",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfCompanySDerivativesAssociatedWithItsInterestRateRiskManagementActivitiesDetail"
     ],
     "xbrltype": "dateItemType"
    },
    "us-gaap_DerivativeMember": {
     "auth_ref": [
      "r155"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DerivativeSwaptionInterestRate": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fixed interest rate that will be received or paid upon exercise of the interest rate swaption contract.",
        "label": "Derivative, Swaption Interest Rate",
        "terseLabel": "Rate"
       }
      }
     },
     "localname": "DerivativeSwaptionInterestRate",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfCompanySDerivativesAssociatedWithItsInterestRateRiskManagementActivitiesDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfCompanySDerivativesAssociatedWithItsInterestRateRiskManagementActivitiesDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfEffectOfCashFlowHedgeAccountingDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DerivativesMethodsOfAccountingHedgingDerivatives": {
     "auth_ref": [
      "r620"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for derivatives used in hedging relationships, which may include how gains or losses are recognized and presented in the financial statements, and amortization policies for deferred amounts.",
        "label": "Derivatives, Methods of Accounting, Hedging Derivatives [Policy Text Block]",
        "terseLabel": "Derivative Instruments and Hedging Activities"
       }
      }
     },
     "localname": "DerivativesMethodsOfAccountingHedgingDerivatives",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_DesignatedAsHedgingInstrumentMember": {
     "auth_ref": [
      "r161"
     ],
     "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"
       }
      }
     },
     "localname": "DesignatedAsHedgingInstrumentMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfCompanySDerivativesAssociatedWithItsInterestRateRiskManagementActivitiesDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock": {
     "auth_ref": [
      "r533",
      "r563",
      "r564",
      "r566",
      "r571",
      "r881"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for share-based payment arrangement.",
        "label": "Share-Based Payment Arrangement [Text Block]",
        "terseLabel": "Stock Based Compensation"
       }
      }
     },
     "localname": "DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensation"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-Based Payment Arrangement [Abstract]"
       }
      }
     },
     "localname": "DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_DividendIncomeOperating": {
     "auth_ref": [
      "r226"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 2.0,
       "parentTag": "us-gaap_InterestAndDividendIncomeOperating",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of operating dividend income on securities.",
        "label": "Dividend Income, Operating",
        "terseLabel": "Dividends",
        "totalLabel": "Dividend Income, Operating, Total"
       }
      }
     },
     "localname": "DividendIncomeOperating",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DomesticCountryMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Designated tax department of the government that is entitled to levy and collect income taxes from the entity in its country of domicile.",
        "label": "Domestic Tax Authority [Member]",
        "terseLabel": "Federal"
       }
      }
     },
     "localname": "DomesticCountryMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EarningsPerShareAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Earnings Per Share [Abstract]",
        "terseLabel": "(Loss) earnings per share:"
       }
      }
     },
     "localname": "EarningsPerShareAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EarningsPerShareBasic": {
     "auth_ref": [
      "r295",
      "r322",
      "r323",
      "r324",
      "r325",
      "r326",
      "r334",
      "r336",
      "r338",
      "r339",
      "r340",
      "r341",
      "r635",
      "r636",
      "r776",
      "r795",
      "r853"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.",
        "label": "Earnings Per Share, Basic",
        "terseLabel": "Basic",
        "totalLabel": "Earnings Per Share, Basic, Total"
       }
      }
     },
     "localname": "EarningsPerShareBasic",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_EarningsPerShareBasicOtherDisclosuresAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Earnings Per Share, Basic, Other Disclosure [Abstract]",
        "terseLabel": "Weighted Average Shares:"
       }
      }
     },
     "localname": "EarningsPerShareBasicOtherDisclosuresAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EarningsPerShareDiluted": {
     "auth_ref": [
      "r295",
      "r322",
      "r323",
      "r324",
      "r325",
      "r326",
      "r336",
      "r338",
      "r339",
      "r340",
      "r341",
      "r635",
      "r636",
      "r776",
      "r795",
      "r853"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of net income (loss) for 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": "Earnings Per Share, Diluted",
        "terseLabel": "Diluted",
        "totalLabel": "Earnings Per Share, Diluted, Total"
       }
      }
     },
     "localname": "EarningsPerShareDiluted",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_EarningsPerSharePolicyTextBlock": {
     "auth_ref": [
      "r50",
      "r51"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for computing basic and diluted earnings or loss per share for each class of common stock and participating security. Addresses all significant policy factors, including any antidilutive items that have been excluded from the computation and takes into account stock dividends, splits and reverse splits that occur after the balance sheet date of the latest reporting period but before the issuance of the financial statements.",
        "label": "Earnings Per Share, Policy [Policy Text Block]",
        "terseLabel": "(Loss) Earnings Per Share"
       }
      }
     },
     "localname": "EarningsPerSharePolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateContinuingOperations": {
     "auth_ref": [
      "r579"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "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",
        "totalLabel": "Effective income tax rate"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateContinuingOperations",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate": {
     "auth_ref": [
      "r308",
      "r579",
      "r601"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_EffectiveIncomeTaxRateContinuingOperations",
       "weight": 1.0
      }
     },
     "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",
        "negatedLabel": "Computed \"expected\" tax expense",
        "terseLabel": "Computed \u201cexpected\u201d tax expense"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance": {
     "auth_ref": [
      "r1042",
      "r1050"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail": {
       "order": 4.0,
       "parentTag": "us-gaap_EffectiveIncomeTaxRateContinuingOperations",
       "weight": 1.0
      }
     },
     "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 valuation allowance for deferred tax assets.",
        "label": "Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent",
        "terseLabel": "Valuation allowance"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments": {
     "auth_ref": [
      "r1042",
      "r1050"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail": {
       "order": 6.0,
       "parentTag": "us-gaap_EffectiveIncomeTaxRateContinuingOperations",
       "weight": 1.0
      }
     },
     "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",
        "terseLabel": "Other"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationOtherAdjustments",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes": {
     "auth_ref": [
      "r1042",
      "r1050"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail": {
       "order": 2.0,
       "parentTag": "us-gaap_EffectiveIncomeTaxRateContinuingOperations",
       "weight": 1.0
      }
     },
     "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 tax, net of federal tax benefit"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EffectiveIncomeTaxRateReconciliationTaxExemptIncome": {
     "auth_ref": [
      "r1042",
      "r1050"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail": {
       "order": 5.0,
       "parentTag": "us-gaap_EffectiveIncomeTaxRateContinuingOperations",
       "weight": -1.0
      }
     },
     "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 income (loss) exempt from income taxes.",
        "label": "Effective Income Tax Rate Reconciliation, Tax Exempt Income, Percent",
        "negatedLabel": "Income on tax exempt securities"
       }
      }
     },
     "localname": "EffectiveIncomeTaxRateReconciliationTaxExemptIncome",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1": {
     "auth_ref": [
      "r565"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.",
        "label": "Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition",
        "terseLabel": "Weighted average future recognition period"
       }
      }
     },
     "localname": "EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_EmployeeStockOwnershipPlanESOPCompensationExpense": {
     "auth_ref": [
      "r135"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of plan compensation cost recognized during the period.",
        "label": "Employee Stock Ownership Plan (ESOP), Compensation Expense",
        "terseLabel": "Employee stock option compensation recognized"
       }
      }
     },
     "localname": "EmployeeStockOwnershipPlanESOPCompensationExpense",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EmployeeStockOwnershipPlanESOPDeferredSharesFairValue": {
     "auth_ref": [
      "r137"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of unearned shares held by the employee stock ownership plan (ESOP).",
        "label": "Employee Stock Ownership Plan (ESOP), Deferred Shares, Fair Value",
        "verboseLabel": "Employee stock option unallocated shares fair value"
       }
      }
     },
     "localname": "EmployeeStockOwnershipPlanESOPDeferredSharesFairValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EmployeeStockOwnershipPlanESOPDisclosuresByPlanAxis": {
     "auth_ref": [
      "r138"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by name of employee stock ownership plan.",
        "label": "Employee Stock Ownership Plan (ESOP) Name [Axis]",
        "terseLabel": "Employee Stock Ownership Plan (ESOP) Name"
       }
      }
     },
     "localname": "EmployeeStockOwnershipPlanESOPDisclosuresByPlanAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EmployeeStockOwnershipPlanESOPNumberOfAllocatedShares": {
     "auth_ref": [
      "r136"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsScheduleOfCompanyCompensationExpenseForESOPDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOP",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The shares or units in an ESOP trust that have been assigned to individual participant accounts based on a known formula. IRS rules require allocations to be nondiscriminatory generally based on compensation, length of service, or a combination of both. For any particular participant such shares or units may be vested, unvested, or partially vested.",
        "label": "Employee Stock Ownership Plan (ESOP), Number of Allocated Shares",
        "terseLabel": "Allocated"
       }
      }
     },
     "localname": "EmployeeStockOwnershipPlanESOPNumberOfAllocatedShares",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsScheduleOfCompanyCompensationExpenseForESOPDetail"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedShares": {
     "auth_ref": [
      "r136"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsScheduleOfCompanyCompensationExpenseForESOPDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOP",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The shares that, although not legally released, will be released by a future scheduled and committed debt service payment and will be allocated to employees for service rendered in the current accounting period. The ESOP documents typically define the period of service to which the shares relate. ESOP shares are released to compensate employees directly, to settle employer liabilities for other employee benefits, and to replace dividends on allocated shares that are used for debt service.",
        "label": "Employee Stock Ownership Plan (ESOP), Number of Committed-to-be-Released Shares",
        "terseLabel": "Committed to be allocated",
        "verboseLabel": "Number of shares committed to be released each year, ESOP"
       }
      }
     },
     "localname": "EmployeeStockOwnershipPlanESOPNumberOfCommittedToBeReleasedShares",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsScheduleOfCompanyCompensationExpenseForESOPDetail"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_EmployeeStockOwnershipPlanESOPNumberOfSuspenseShares": {
     "auth_ref": [
      "r136"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsScheduleOfCompanyCompensationExpenseForESOPDetail": {
       "order": 2.0,
       "parentTag": "us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOP",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Shares contributed to the ESOP that have not yet been released, committed to be released, or allocated to participant accounts. Suspense shares generally collateralize ESOP debt.",
        "label": "Employee Stock Ownership Plan (ESOP), Number of Suspense Shares",
        "verboseLabel": "Unallocated"
       }
      }
     },
     "localname": "EmployeeStockOwnershipPlanESOPNumberOfSuspenseShares",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsScheduleOfCompanyCompensationExpenseForESOPDetail"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_EmployeeStockOwnershipPlanESOPPlanDomain": {
     "auth_ref": [
      "r133"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Entities identify multiple employee stock ownership plans by unique name.",
        "label": "Employee Stock Ownership Plan (ESOP), Plan [Domain]",
        "terseLabel": "Employee Stock Ownership Plan (ESOP), Plan"
       }
      }
     },
     "localname": "EmployeeStockOwnershipPlanESOPPlanDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EmployeeStockOwnershipPlanESOPPolicy": {
     "auth_ref": [
      "r134"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for ESOP transactions, including the method of measuring compensation, the classification of dividends on ESOP shares, and the treatment of ESOP shares for EPS computations. If the employer has both old ESOP shares for which it does not adopt new guidance and new ESOP shares for which new guidance is required, these disclosures are required for both blocks of shares.",
        "label": "Employee Stock Ownership Plan (ESOP), Policy [Policy Text Block]",
        "terseLabel": "Employee Stock Ownership Plan"
       }
      }
     },
     "localname": "EmployeeStockOwnershipPlanESOPPolicy",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOP": {
     "auth_ref": [
      "r136"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsScheduleOfCompanyCompensationExpenseForESOPDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Sum of the allocated, committed-to-be-released and suspense shares of the entity held by the plan.",
        "label": "Employee Stock Ownership Plan (ESOP), Shares in ESOP",
        "totalLabel": "Total"
       }
      }
     },
     "localname": "EmployeeStockOwnershipPlanESOPSharesInESOP",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsScheduleOfCompanyCompensationExpenseForESOPDetail"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_EmployeeStockOwnershipPlanESOPSharesInESOPAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Employee Stock Ownership Plan (ESOP), Shares in ESOP [Abstract]"
       }
      }
     },
     "localname": "EmployeeStockOwnershipPlanESOPSharesInESOPAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_EquipmentExpense": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 3.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents equipment expense including depreciation, repairs, rentals, and service contract costs. This item also includes equipment purchases which do not qualify for capitalization in accordance with the entity's accounting policy. This item may also include furniture expenses.",
        "label": "Equipment Expense",
        "terseLabel": "Equipment expense"
       }
      }
     },
     "localname": "EquipmentExpense",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EquityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity [Abstract]"
       }
      }
     },
     "localname": "EquityAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_EquityClassOfTreasuryStockLineItems": {
     "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": "Equity, Class of Treasury Stock [Line Items]",
        "terseLabel": "Equity Class Of Treasury Stock [Line Items]"
       }
      }
     },
     "localname": "EquityClassOfTreasuryStockLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureTreasuryStockAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EquityComponentDomain": {
     "auth_ref": [
      "r107",
      "r261",
      "r289",
      "r290",
      "r291",
      "r311",
      "r312",
      "r313",
      "r318",
      "r327",
      "r329",
      "r342",
      "r389",
      "r455",
      "r567",
      "r568",
      "r569",
      "r592",
      "r593",
      "r634",
      "r666",
      "r667",
      "r668",
      "r669",
      "r670",
      "r671",
      "r709",
      "r800",
      "r801",
      "r802"
     ],
     "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"
       }
      }
     },
     "localname": "EquityComponentDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeSummaryOfChangesInComponentOfAociDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureTreasuryStockAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITY"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EquityMethodInvestmentOwnershipPercentage": {
     "auth_ref": [
      "r95"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/DisclosureTreasuryStockAdditionalInformationDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EquitySecuritiesByIndustryAxis": {
     "auth_ref": [
      "r857"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by industry sector, examples include but are not limited to, commercial, industrial, agricultural, financial services, technology, healthcare and real estate.",
        "label": "Industry Sector [Axis]",
        "terseLabel": "Industry Sector"
       }
      }
     },
     "localname": "EquitySecuritiesByIndustryAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EquitySecuritiesIndustryMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Industry sector consisting of government, private and corporate entities engaged in business activities, including but not limited to, commercial, industrial, agricultural, financial services, technology, healthcare and real estate.",
        "label": "Industry Sector [Domain]",
        "terseLabel": "Industry Sector"
       }
      }
     },
     "localname": "EquitySecuritiesIndustryMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "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]"
       }
      }
     },
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable": {
     "auth_ref": [
      "r641",
      "r642",
      "r650"
     ],
     "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]"
       }
      }
     },
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock": {
     "auth_ref": [
      "r177",
      "r178",
      "r179",
      "r181",
      "r182"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of financial instruments measured at fair value, including those classified in shareholders' equity measured on a recurring or nonrecurring basis. Disclosures include, but are not limited to, fair value measurements recorded and the reasons for the measurements, level within the fair value hierarchy in which the fair value measurements are categorized and transfers between levels 1 and 2. Nonrecurring fair value measurements are those that are required or permitted in the statement of financial position in particular circumstances.",
        "label": "Fair Value Measurements, Recurring and Nonrecurring [Table Text Block]",
        "terseLabel": "Fair Value Measurements, Recurring and Nonrecurring"
       }
      }
     },
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss": {
     "auth_ref": [
      "r647"
     ],
     "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": "Total unrealized net gains (losses) included in net income related to assets still held"
       }
      }
     },
     "localname": "FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfChangesInLevel3AssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock": {
     "auth_ref": [
      "r177",
      "r178"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of assets, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, by class 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": "Fair Value, Assets Measured on Recurring Basis [Table Text Block]",
        "terseLabel": "Fair Value, by Balance Sheet Grouping"
       }
      }
     },
     "localname": "FairValueAssetsMeasuredOnRecurringBasisTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain": {
     "auth_ref": [
      "r180"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Class of asset.",
        "label": "Asset Class [Domain]",
        "terseLabel": "Asset Class"
       }
      }
     },
     "localname": "FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfChangesInLevel3AssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock": {
     "auth_ref": [
      "r180",
      "r182"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the fair value measurement of assets 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 gains or losses recognized in other comprehensive income (loss), 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, issues, and settlements (each type disclosed separately); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs), by class of asset.",
        "label": "Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]",
        "terseLabel": "Summary of Significant Unobservable Inputs used in Level 3 Assets Measured at Fair Value on Recurring Basis"
       }
      }
     },
     "localname": "FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueByAssetClassAxis": {
     "auth_ref": [
      "r177",
      "r182"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by class of asset.",
        "label": "Asset Class [Axis]",
        "terseLabel": "Asset Class"
       }
      }
     },
     "localname": "FairValueByAssetClassAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfChangesInLevel3AssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueByFairValueHierarchyLevelAxis": {
     "auth_ref": [
      "r434",
      "r482",
      "r483",
      "r484",
      "r485",
      "r486",
      "r487",
      "r642",
      "r718",
      "r719",
      "r720",
      "r866",
      "r867",
      "r870",
      "r871",
      "r872"
     ],
     "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"
       }
      }
     },
     "localname": "FairValueByFairValueHierarchyLevelAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfChangesInLevel3AssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueByMeasurementFrequencyAxis": {
     "auth_ref": [
      "r641",
      "r642",
      "r644",
      "r645",
      "r651"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by measurement frequency.",
        "label": "Measurement Frequency [Axis]",
        "terseLabel": "Measurement Frequency"
       }
      }
     },
     "localname": "FairValueByMeasurementFrequencyAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfChangesInLevel3AssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueDisclosureOffbalanceSheetRisksAmountLiability": {
     "auth_ref": [
      "r652"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The fair value of financial liabilities, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition.",
        "label": "Fair Value Disclosure, off-Balance-Sheet Risks, Amount, Liability",
        "terseLabel": "Unadvanced portions of loans"
       }
      }
     },
     "localname": "FairValueDisclosureOffbalanceSheetRisksAmountLiability",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFinancialInstrumentsWithOffBalanceSheetRiskCommitmentsAndContingenciesScheduleOfNotionalAmountsOfFinancialInstrumentsWithOffBalanceSheetCreditRiskDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueDisclosuresAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value Disclosures [Abstract]"
       }
      }
     },
     "localname": "FairValueDisclosuresAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueDisclosuresTextBlock": {
     "auth_ref": [
      "r649"
     ],
     "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 Values of Assets and Liabilities"
       }
      }
     },
     "localname": "FairValueDisclosuresTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilities"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueInputsLevel1Member": {
     "auth_ref": [
      "r434",
      "r482",
      "r487",
      "r642",
      "r718",
      "r870",
      "r871",
      "r872"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueInputsLevel2Member": {
     "auth_ref": [
      "r434",
      "r482",
      "r487",
      "r642",
      "r719",
      "r866",
      "r867",
      "r870",
      "r871",
      "r872"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueInputsLevel3Member": {
     "auth_ref": [
      "r434",
      "r482",
      "r483",
      "r484",
      "r485",
      "r486",
      "r487",
      "r642",
      "r720",
      "r866",
      "r867",
      "r870",
      "r871",
      "r872"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfChangesInLevel3AssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueMeasurementFrequencyDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measurement frequency.",
        "label": "Measurement Frequency [Domain]",
        "terseLabel": "Measurement Frequency"
       }
      }
     },
     "localname": "FairValueMeasurementFrequencyDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfChangesInLevel3AssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1": {
     "auth_ref": [
      "r646"
     ],
     "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",
        "terseLabel": "Included in net income"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfChangesInLevel3AssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue": {
     "auth_ref": [
      "r180"
     ],
     "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",
        "terseLabel": "Mortgage Servicing Rights"
       }
      }
     },
     "localname": "FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfChangesInLevel3AssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueMeasurementsFairValueHierarchyDomain": {
     "auth_ref": [
      "r434",
      "r482",
      "r483",
      "r484",
      "r485",
      "r486",
      "r487",
      "r718",
      "r719",
      "r720",
      "r866",
      "r867",
      "r870",
      "r871",
      "r872"
     ],
     "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"
       }
      }
     },
     "localname": "FairValueMeasurementsFairValueHierarchyDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfChangesInLevel3AssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueMeasurementsNonrecurringMember": {
     "auth_ref": [
      "r641",
      "r642",
      "r644",
      "r645",
      "r648",
      "r651"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Infrequent fair value measurement. Includes, but is not limited to, fair value adjustment for impairment of asset, liability or equity, not frequently measured at fair value.",
        "label": "Fair Value, Nonrecurring [Member]",
        "terseLabel": "Fair Value, Nonrecurring [Member]"
       }
      }
     },
     "localname": "FairValueMeasurementsNonrecurringMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueMeasurementsRecurringMember": {
     "auth_ref": [
      "r649",
      "r651"
     ],
     "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, Measurements, Recurring [Member]"
       }
      }
     },
     "localname": "FairValueMeasurementsRecurringMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfChangesInLevel3AssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems": {
     "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, off-Balance-Sheet Risks, Disclosure Information [Line Items]",
        "terseLabel": "Fair Value Off Balance Sheet Risks Disclosure Information [Line Items]"
       }
      }
     },
     "localname": "FairValueOffBalanceSheetRisksDisclosureInformationLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFinancialInstrumentsWithOffBalanceSheetRiskCommitmentsAndContingenciesScheduleOfNotionalAmountsOfFinancialInstrumentsWithOffBalanceSheetCreditRiskDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable": {
     "auth_ref": [
      "r163",
      "r167",
      "r175"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule that discloses the location and fair value amounts of derivative instruments (and nonderivative instruments that are designated and qualify as hedging instruments) reported in the statement of financial position.",
        "label": "Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table]",
        "terseLabel": "Fair Values Derivatives Balance Sheet Location By Derivative Contract Type By Hedging Designation [Table]"
       }
      }
     },
     "localname": "FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfCompanySDerivativesAssociatedWithItsInterestRateRiskManagementActivitiesDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfEffectOfCashFlowHedgeAccountingDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FederalDepositInsuranceCorporationPremiumExpense": {
     "auth_ref": [
      "r225"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 6.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of expense for Federal Deposit Insurance Corporation (FDIC) insurance.",
        "label": "Federal Deposit Insurance Corporation Premium Expense",
        "terseLabel": "Deposit insurance fees"
       }
      }
     },
     "localname": "FederalDepositInsuranceCorporationPremiumExpense",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FederalFundsPurchased": {
     "auth_ref": [
      "r205"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "order": 1.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of short term borrowing where a bank borrows, at the federal funds rate, from another bank.",
        "label": "Federal Funds Purchased",
        "terseLabel": "Advances from Federal Home Loan Bank"
       }
      }
     },
     "localname": "FederalFundsPurchased",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FederalHomeLoanBankAdvancesBranchOfFHLBBankInterestRate": {
     "auth_ref": [
      "r234",
      "r235"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Discloses the single interest rate [if] applicable to the advances from the Federal Home Loan Bank, by branch, as of the Balance Sheet date.",
        "label": "Federal Home Loan Bank, Advances, Branch of FHLB Bank, Interest Rate",
        "terseLabel": "Interest rate"
       }
      }
     },
     "localname": "FederalHomeLoanBankAdvancesBranchOfFHLBBankInterestRate",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsAdditionalInformationDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresAmountOfAvailableUnusedFunds": {
     "auth_ref": [
      "r12",
      "r206",
      "r234"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of advances or credit lines available from the Federal Home Loan Bank (FHLB).",
        "label": "Federal Home Loan Bank, Advances, General Debt Obligations, Amount of Available, Unused Funds",
        "terseLabel": "Banks unused remaining borrowing capacity"
       }
      }
     },
     "localname": "FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresAmountOfAvailableUnusedFunds",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresDueDate": {
     "auth_ref": [
      "r234",
      "r236"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The year of maturity, when only one maturity date applies, for the advances from the Federal Home Loan Bank as of the Balance Sheet date.",
        "label": "Federal Home Loan Bank, Advances, General Debt Obligations, Disclosures, Due Date",
        "terseLabel": "Maturity Dates"
       }
      }
     },
     "localname": "FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresDueDate",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankDetail"
     ],
     "xbrltype": "gYearListItemType"
    },
    "us-gaap_FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresInterestRateAtPeriodEnd": {
     "auth_ref": [
      "r234",
      "r235"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "States the interest rate applicable to Federal Home Loan Bank advances outstanding as of the Balance Sheet date.",
        "label": "Federal Home Loan Bank, Advances, General Debt Obligations, Disclosures, Interest Rate at Period End",
        "terseLabel": "Interest Rates"
       }
      }
     },
     "localname": "FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresInterestRateAtPeriodEnd",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable": {
     "auth_ref": [
      "r12",
      "r206",
      "r234"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of maximum advances or credit lines available from the Federal Home Loan Bank (FHLB).",
        "label": "Federal Home Loan Bank, Advances, General Debt Obligations, Maximum Amount Available",
        "terseLabel": "Federal home loan bank maximum borrowing capacity"
       }
      }
     },
     "localname": "FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FederalHomeLoanBankAdvancesMember": {
     "auth_ref": [
      "r206"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Borrowings from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and also in times of liquidity shortages. The member institution executes a promissory note, which is generally collateralized by government securities to the Federal Reserve or loans.",
        "label": "Federal Home Loan Bank Advances [Member]",
        "terseLabel": "Federal Home Loan Bank Advances [Member]"
       }
      }
     },
     "localname": "FederalHomeLoanBankAdvancesMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FederalHomeLoanBankAdvancesOptionAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information about the options related to the advances made and reported by Federal Home Loan Bank (FHLBank), including but not limited to callable, putable and convertible options.",
        "label": "Federal Home Loan Bank, Advances, Option [Axis]",
        "terseLabel": "Federal Home Loan Bank, Advances, Option"
       }
      }
     },
     "localname": "FederalHomeLoanBankAdvancesOptionAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FederalHomeLoanBankAdvancesOptionDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Options related to the advances made and reported by Federal Home Loan Bank (FHLBank), including but not limited to callable, putable and convertible options.",
        "label": "Federal Home Loan Bank, Advances, Option [Domain]",
        "terseLabel": "Federal Home Loan Bank, Advances, Option"
       }
      }
     },
     "localname": "FederalHomeLoanBankAdvancesOptionDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FederalHomeLoanBankBorrowingsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This item represents the amount that a bank with insufficient reserves borrows, from the Federal Home Loan Bank [system], to meet its reserve requirements.",
        "label": "Federal Home Loan Bank Borrowings [Member]",
        "terseLabel": "Federal Home Loan Bank Borrowings [Member]"
       }
      }
     },
     "localname": "FederalHomeLoanBankBorrowingsMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FederalHomeLoanBankStock": {
     "auth_ref": [
      "r232"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "order": 3.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Federal Home Loan Bank (FHLB) stock represents an equity interest in a FHLB. It does not have a readily determinable fair value because its ownership is restricted and it lacks a market (liquidity).",
        "label": "Federal Home Loan Bank Stock",
        "terseLabel": "Federal Home Loan Bank stock"
       }
      }
     },
     "localname": "FederalHomeLoanBankStock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FederalHomeLoanMortgageCorporationCertificatesAndObligationsFHLMCMember": {
     "auth_ref": [
      "r207"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Investments in debentures, bonds and other debt securities issued by the Federal Home Loan Mortgage Corporation (FHLMC or Freddie Mac).",
        "label": "Federal Home Loan Mortgage Corporation Certificates and Obligations (FHLMC) [Member]",
        "terseLabel": "Collateralized mortgage obligations issued by the FHLMC [Member]"
       }
      }
     },
     "localname": "FederalHomeLoanMortgageCorporationCertificatesAndObligationsFHLMCMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValueOfSecuritiesAvailableForSaleDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperations": {
     "auth_ref": [
      "r307",
      "r578"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureIncomeTaxesScheduleOfCurrentAndDeferredComponentsOfIncomeTaxBenefitExpenseDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_IncomeTaxExpenseBenefit",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of current and deferred federal tax expense (benefit) attributable to income (loss) from continuing operations. Includes, but is not limited to, current and deferred national tax expense (benefit) for non-US (United States of America) jurisdiction.",
        "label": "Federal Income Tax Expense (Benefit), Continuing Operations",
        "terseLabel": "Federal, income tax expense (benefit)",
        "totalLabel": "Federal Income Tax Expense (Benefit), Continuing Operations, Total"
       }
      }
     },
     "localname": "FederalIncomeTaxExpenseBenefitContinuingOperations",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureIncomeTaxesScheduleOfCurrentAndDeferredComponentsOfIncomeTaxBenefitExpenseDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FederalReserveBankAdvancesMember": {
     "auth_ref": [
      "r206"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Borrowings from the Federal Reserve Bank, which are primarily used to cover shortages in the required reserve balance and also in times of liquidity shortages.",
        "label": "Federal Reserve Bank Advances [Member]",
        "terseLabel": "FRB [Member]"
       }
      }
     },
     "localname": "FederalReserveBankAdvancesMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FicoScore600To699Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "From 600 to 699 credit score as defined by the external credit rating agency, Fair Isaac Corporation (FICO). Element name and standard label in FICO Score [numeric lower end] to [numeric higher end] [Member] format.",
        "label": "FICO Score, 600 to 699 [Member]",
        "terseLabel": "FICO Score, 600 to 699"
       }
      }
     },
     "localname": "FicoScore600To699Member",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FinanceLoansAndLeasesReceivablePolicy": {
     "auth_ref": [
      "r58",
      "r68",
      "r74",
      "r78",
      "r358",
      "r361",
      "r362",
      "r363"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for financing receivable.",
        "label": "Financing Receivable [Policy Text Block]",
        "terseLabel": "Loans"
       }
      }
     },
     "localname": "FinanceLoansAndLeasesReceivablePolicy",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FinancialAssetNotPastDueMember": {
     "auth_ref": [
      "r396",
      "r863"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financial asset not past due.",
        "label": "Financial Asset, Not Past Due [Member]",
        "terseLabel": "Current"
       }
      }
     },
     "localname": "FinancialAssetNotPastDueMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAnalysisOfPastDueLoansByPortfolioSegmentDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FinancialAssetPastDueMember": {
     "auth_ref": [
      "r396",
      "r863",
      "r929"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financial asset past due.",
        "label": "Financial Asset, Past Due [Member]",
        "terseLabel": "Total Past Due"
       }
      }
     },
     "localname": "FinancialAssetPastDueMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAnalysisOfPastDueLoansByPortfolioSegmentDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FinancialInstrumentAxis": {
     "auth_ref": [
      "r374",
      "r375",
      "r394",
      "r395",
      "r396",
      "r398",
      "r400",
      "r404",
      "r406",
      "r407",
      "r439",
      "r453",
      "r623",
      "r715",
      "r716",
      "r717",
      "r718",
      "r719",
      "r720",
      "r722",
      "r723",
      "r724",
      "r729",
      "r730",
      "r731",
      "r732",
      "r735",
      "r738",
      "r746",
      "r747",
      "r748",
      "r749",
      "r752",
      "r753",
      "r754",
      "r755",
      "r756",
      "r757",
      "r758",
      "r759",
      "r761",
      "r762",
      "r763",
      "r864",
      "r935",
      "r936",
      "r937",
      "r1080",
      "r1081",
      "r1082",
      "r1083",
      "r1084",
      "r1085",
      "r1086"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of financial instrument.",
        "label": "Financial Instrument [Axis]",
        "terseLabel": "Financial Instrument"
       }
      }
     },
     "localname": "FinancialInstrumentAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFinancialInstrumentsWithOffBalanceSheetRiskCommitmentsAndContingenciesScheduleOfNotionalAmountsOfFinancialInstrumentsWithOffBalanceSheetCreditRiskDetails",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValueOfSecuritiesAvailableForSaleDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "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",
        "terseLabel": "Financial Liabilities Fair Value Disclosure",
        "totalLabel": "Financial Liabilities Fair Value Disclosure, Total"
       }
      }
     },
     "localname": "FinancialLiabilitiesFairValueDisclosure",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancialLiabilitiesFairValueDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Financial Liabilities Fair Value Disclosure [Abstract]",
        "terseLabel": "Financial Liabilities:"
       }
      }
     },
     "localname": "FinancialLiabilitiesFairValueDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment": {
     "auth_ref": [
      "r63"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInformationAboutLoansAndTheALLByPortfolioSegmentAreSummarizedDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_LoansAndLeasesReceivableAllowance",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment.",
        "label": "Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment",
        "terseLabel": "Collectively evaluated for impairment"
       }
      }
     },
     "localname": "FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInformationAboutLoansAndTheALLByPortfolioSegmentAreSummarizedDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment": {
     "auth_ref": [
      "r64"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInformationAboutLoansAndTheALLByPortfolioSegmentAreSummarizedDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_LoansAndLeasesReceivableBeforeFeesGross",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The balance of financing receivables that were collectively evaluated for impairment.",
        "label": "Financing Receivable, Collectively Evaluated for Impairment",
        "terseLabel": "Collectively evaluated for impairment"
       }
      }
     },
     "localname": "FinancingReceivableCollectivelyEvaluatedForImpairment",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInformationAboutLoansAndTheALLByPortfolioSegmentAreSummarizedDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableCreditQualityIndicatorsTableTextBlock": {
     "auth_ref": [
      "r73",
      "r941"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of financing receivables by credit quality indicator. The credit quality indicator is a statistic about the credit quality of financing receivables. Examples include, but not limited to, consumer credit risk scores, credit-rating-agency ratings, an entity's internal credit risk grades, loan-to-value ratios, collateral, collection experience and other internal metrics.",
        "label": "Financing Receivable Credit Quality Indicators [Table Text Block]",
        "terseLabel": "Financing Receivable Credit Quality Indicators"
       }
      }
     },
     "localname": "FinancingReceivableCreditQualityIndicatorsTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment": {
     "auth_ref": [
      "r64"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInformationAboutLoansAndTheALLByPortfolioSegmentAreSummarizedDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_LoansAndLeasesReceivableBeforeFeesGross",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The balance of financing receivables that were individually evaluated for impairment.",
        "label": "Financing Receivable, Individually Evaluated for Impairment",
        "terseLabel": "Individually evaluated for impairment"
       }
      }
     },
     "localname": "FinancingReceivableIndividuallyEvaluatedForImpairment",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInformationAboutLoansAndTheALLByPortfolioSegmentAreSummarizedDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableModificationsNumberOfContracts2": {
     "auth_ref": [
      "r928"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of financing receivables that have been modified by troubled debt restructurings.",
        "label": "Financing Receivable, Modifications, Number of Contracts",
        "terseLabel": "Number of Loans"
       }
      }
     },
     "localname": "FinancingReceivableModificationsNumberOfContracts2",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAdditionalInformationDetail"
     ],
     "xbrltype": "integerItemType"
    },
    "us-gaap_FinancingReceivableModificationsRecordedInvestment": {
     "auth_ref": [
      "r82",
      "r928"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of financing receivable modified as troubled debt restructuring.",
        "label": "Financing Receivable, Troubled Debt Restructuring",
        "terseLabel": "Troubled debt restructured"
       }
      }
     },
     "localname": "FinancingReceivableModificationsRecordedInvestment",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivablePortfolioSegmentAxis": {
     "auth_ref": [
      "r394",
      "r395",
      "r828",
      "r829",
      "r833",
      "r834",
      "r856",
      "r1080",
      "r1081",
      "r1082",
      "r1083",
      "r1084",
      "r1085",
      "r1086",
      "r1088",
      "r1089",
      "r1090"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by the level at which an entity develops and documents a systematic methodology to determine its allowance for credit losses.",
        "label": "Financing Receivable Portfolio Segment [Axis]",
        "terseLabel": "Financing Receivable Portfolio Segment"
       }
      }
     },
     "localname": "FinancingReceivablePortfolioSegmentAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAnalysisOfPastDueLoansByPortfolioSegmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInformationAboutLoansAndTheALLByPortfolioSegmentAreSummarizedDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInternalRiskRatingOfLoansByPortfolioSegmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansProvidesInformationOnImpairedLoansDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansScheduleOfAccountsNotesLoansAndFinancingReceivableDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansTransactionsInTheAllowanceForLoanLossesALLDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinancingReceivablePortfolioSegmentDomain": {
     "auth_ref": [
      "r828",
      "r829",
      "r833",
      "r834",
      "r1080",
      "r1081",
      "r1082",
      "r1083",
      "r1084",
      "r1085",
      "r1086",
      "r1088",
      "r1089",
      "r1090"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Level at which an entity develops and documents a systematic methodology to determine its allowance for credit losses.",
        "label": "Financing Receivable Portfolio Segment [Domain]",
        "terseLabel": "Financing Receivable Portfolio Segment"
       }
      }
     },
     "localname": "FinancingReceivablePortfolioSegmentDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAnalysisOfPastDueLoansByPortfolioSegmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInformationAboutLoansAndTheALLByPortfolioSegmentAreSummarizedDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInternalRiskRatingOfLoansByPortfolioSegmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansProvidesInformationOnImpairedLoansDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansScheduleOfAccountsNotesLoansAndFinancingReceivableDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansTransactionsInTheAllowanceForLoanLossesALLDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus": {
     "auth_ref": [
      "r75",
      "r397",
      "r831",
      "r832"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amortized cost of financing receivable on nonaccrual status. Excludes net investment in lease.",
        "label": "Financing Receivable, Nonaccrual",
        "terseLabel": "Non-Accrual Loans"
       }
      }
     },
     "localname": "FinancingReceivableRecordedInvestmentNonaccrualStatus",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAnalysisOfPastDueLoansByPortfolioSegmentDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivables30To59DaysPastDueMember": {
     "auth_ref": [
      "r863"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financial asset more than 29 days past due but fewer than 60 days past due.",
        "label": "Financial Asset, 30 to 59 Days Past Due [Member]",
        "terseLabel": "30-59 Days Past Due [Member]"
       }
      }
     },
     "localname": "FinancingReceivables30To59DaysPastDueMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAnalysisOfPastDueLoansByPortfolioSegmentDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FinancingReceivables60To89DaysPastDueMember": {
     "auth_ref": [
      "r863"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financial asset more than 59 days past due but fewer than 90 days past due.",
        "label": "Financial Asset, 60 to 89 Days Past Due [Member]",
        "terseLabel": "60-89 Days Past Due [Member]"
       }
      }
     },
     "localname": "FinancingReceivables60To89DaysPastDueMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAnalysisOfPastDueLoansByPortfolioSegmentDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember": {
     "auth_ref": [
      "r863"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financial asset equal to or greater than 90 days past due.",
        "label": "Financial Asset, Equal to or Greater than 90 Days Past Due [Member]",
        "terseLabel": "Greater than 90 Days [Member]"
       }
      }
     },
     "localname": "FinancingReceivablesEqualToGreaterThan90DaysPastDueMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAnalysisOfPastDueLoansByPortfolioSegmentDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FinancingReceivablesPeriodPastDueAxis": {
     "auth_ref": [
      "r359",
      "r396",
      "r863"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by period in which financial asset is past due or not past due.",
        "label": "Financial Asset, Aging [Axis]",
        "terseLabel": "Financial Asset, Aging"
       }
      }
     },
     "localname": "FinancingReceivablesPeriodPastDueAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAnalysisOfPastDueLoansByPortfolioSegmentDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FinancingReceivablesPeriodPastDueDomain": {
     "auth_ref": [
      "r359",
      "r396",
      "r863"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Period in which financial asset is past due or not past due. For past due, element name and standard label in Financial Asset, [numeric lower end] to [numeric higher end] [date measure] Past Due [Member] or Financial Asset, Greater than [low end numeric value] [date measure] Past Due [Member] or Financial Asset, Less than [high end numeric value] [date measure] Past Due [Member] formats.",
        "label": "Financial Asset, Aging [Domain]",
        "terseLabel": "Financial Asset, Aging"
       }
      }
     },
     "localname": "FinancingReceivablesPeriodPastDueDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAnalysisOfPastDueLoansByPortfolioSegmentDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FinancingReceivablesTextBlock": {
     "auth_ref": [
      "r360",
      "r368"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for financing receivable.",
        "label": "Financing Receivables [Text Block]",
        "terseLabel": "Loans"
       }
      }
     },
     "localname": "FinancingReceivablesTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoans"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ForeclosedAssets": {
     "auth_ref": [
      "r56",
      "r57"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying amount as of the balance sheet date of all assets obtained in full or partial satisfaction of a debt arrangement through foreclosure proceedings or defeasance; includes real and personal property; equity interests in corporations, partnerships, and joint ventures; and beneficial interests in trusts.",
        "label": "Repossessed Assets",
        "terseLabel": "Foreclosed assets",
        "totalLabel": "Repossessed Assets, Total"
       }
      }
     },
     "localname": "ForeclosedAssets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FurnitureAndFixturesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Equipment commonly used in offices and stores that have no permanent connection to the structure of a building or utilities. Examples include, but are not limited to, desks, chairs, tables, and bookcases.",
        "label": "Furniture and Fixtures [Member]",
        "terseLabel": "Furniture, Fixtures and Equipment [Member]"
       }
      }
     },
     "localname": "FurnitureAndFixturesMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLandBuildingsAndEquipmentScheduleOfLandBuildingAndEquipmentDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_GainLossOnSalesOfLoansNet": {
     "auth_ref": [
      "r42",
      "r222",
      "r249"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 6.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The net gain (loss) resulting from a sale of loans, including adjustments to record loans classified as held-for-sale at the lower-of-cost-or-market and fair value adjustments to loan held for investment purposes.",
        "label": "Gain (Loss) on Sales of Loans, Net",
        "negatedLabel": "Gain on sale of loans",
        "terseLabel": "Gain on sale of loans",
        "totalLabel": "Gain (Loss) on Sales of Loans, Net, Total"
       }
      }
     },
     "localname": "GainLossOnSalesOfLoansNet",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GeneralBusinessMember": {
     "auth_ref": [
      "r145"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tax credit carryforwards which include, but are not limited to, investment, alcohol fuels, low income housing, alternative fuels, alternative motor vehicles, hurricane relief, disabled access, renewable resources electricity production, employer social security, orphan drug, new markets, employer provided child care facilities and services, biodiesel fuels, low sulfur diesel fuel production, distilled spirits and the advanced nuclear power facilities credit.",
        "label": "General Business Tax Credit Carryforward [Member]",
        "terseLabel": "Business Enterprise Tax Credit Carry Forward [Member]"
       }
      }
     },
     "localname": "GeneralBusinessMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_HedgingDesignationAxis": {
     "auth_ref": [
      "r161",
      "r619"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by designation of purpose of derivative instrument.",
        "label": "Hedging Designation [Axis]",
        "terseLabel": "Hedging Designation"
       }
      }
     },
     "localname": "HedgingDesignationAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfCompanySDerivativesAssociatedWithItsInterestRateRiskManagementActivitiesDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_HedgingDesignationDomain": {
     "auth_ref": [
      "r161"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Designation of purpose of derivative instrument.",
        "label": "Hedging Designation [Domain]",
        "terseLabel": "Hedging Designation"
       }
      }
     },
     "localname": "HedgingDesignationDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfCompanySDerivativesAssociatedWithItsInterestRateRiskManagementActivitiesDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_HedgingRelationshipDomain": {
     "auth_ref": [
      "r161"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Nature or intent of a hedge.",
        "label": "Hedging Relationship [Domain]",
        "terseLabel": "Hedging Relationship"
       }
      }
     },
     "localname": "HedgingRelationshipDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfCompanySDerivativesAssociatedWithItsInterestRateRiskManagementActivitiesDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ImpairedFinancingReceivableRelatedAllowance": {
     "auth_ref": [
      "r66"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of allowance for credit losses related to recorded investment.",
        "label": "Impaired Financing Receivable, Related Allowance",
        "terseLabel": "Related Allowance"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableRelatedAllowance",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansProvidesInformationOnImpairedLoansDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment": {
     "auth_ref": [
      "r69",
      "r72"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of average investment of impaired financing receivables for which there is no related allowance for credit losses.",
        "label": "Impaired Financing Receivable, with No Related Allowance, Average Recorded Investment",
        "terseLabel": "Average Recorded Investment"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansProvidesInformationOnImpairedLoansDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod": {
     "auth_ref": [
      "r70"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of interest income, recognized on cash basis, on financing receivables, for which there is no related allowance for credit losses and are recognized as impaired.",
        "label": "Impaired Financing Receivable, with No Related Allowance, Interest Income, Cash Basis Method",
        "terseLabel": "Interest Income Recognized"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeCashBasisMethod",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansProvidesInformationOnImpairedLoansDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment": {
     "auth_ref": [
      "r65"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in impaired financing receivables for which there is no related allowance for credit losses.",
        "label": "Impaired Financing Receivable, with No Related Allowance, Recorded Investment",
        "terseLabel": "Recorded Carrying Value"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansProvidesInformationOnImpairedLoansDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance": {
     "auth_ref": [
      "r67"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of unpaid principal balance of impaired financing receivables for which there is no related allowance for credit losses.",
        "label": "Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance",
        "terseLabel": "Unpaid Principal Balance"
       }
      }
     },
     "localname": "ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansProvidesInformationOnImpairedLoansDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ImpairedFinancingReceivablesTableTextBlock": {
     "auth_ref": [
      "r71"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of impaired financing receivables.",
        "label": "Impaired Financing Receivables [Table Text Block]",
        "terseLabel": "Impaired Financing Receivables"
       }
      }
     },
     "localname": "ImpairedFinancingReceivablesTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest": {
     "auth_ref": [
      "r25",
      "r196",
      "r214",
      "r248",
      "r349",
      "r350",
      "r352",
      "r354",
      "r777",
      "r855"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 0.0,
       "parentTag": "us-gaap_NetIncomeLoss",
       "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": "(Loss) income before income tax (benefit) expense",
        "totalLabel": "Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest, Total"
       }
      }
     },
     "localname": "IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeStatementAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Statement [Abstract]"
       }
      }
     },
     "localname": "IncomeStatementAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeStatementLocationAxis": {
     "auth_ref": [
      "r409",
      "r410"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by location in the income statement.",
        "label": "Income Statement Location [Axis]",
        "terseLabel": "Income Statement Location"
       }
      }
     },
     "localname": "IncomeStatementLocationAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeStatementLocationDomain": {
     "auth_ref": [
      "r410"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Location in the income statement.",
        "label": "Income Statement Location [Domain]",
        "terseLabel": "Income Statement Location"
       }
      }
     },
     "localname": "IncomeStatementLocationDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_IncomeTaxAuthorityAxis": {
     "auth_ref": [
      "r142"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by tax jurisdiction.",
        "label": "Income Tax Authority [Axis]",
        "terseLabel": "Income Tax Authority"
       }
      }
     },
     "localname": "IncomeTaxAuthorityAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetail"
     ],
     "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"
       }
      }
     },
     "localname": "IncomeTaxAuthorityDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_IncomeTaxDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Tax Disclosure [Abstract]"
       }
      }
     },
     "localname": "IncomeTaxDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeTaxDisclosureTextBlock": {
     "auth_ref": [
      "r308",
      "r580",
      "r582",
      "r587",
      "r597",
      "r602",
      "r604",
      "r605",
      "r606"
     ],
     "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]",
        "terseLabel": "Income Taxes"
       }
      }
     },
     "localname": "IncomeTaxDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxes"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_IncomeTaxExaminationPenaltiesAndInterestExpense": {
     "auth_ref": [
      "r1043"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The sum of the amounts of estimated penalties and interest recognized in the period arising from income tax examinations.",
        "label": "Income Tax Examination, Penalties and Interest Expense",
        "terseLabel": "Amount of interest and penalties recorded",
        "totalLabel": "Income Tax Examination, Penalties and Interest Expense, Total"
       }
      }
     },
     "localname": "IncomeTaxExaminationPenaltiesAndInterestExpense",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeTaxExpenseBenefit": {
     "auth_ref": [
      "r309",
      "r328",
      "r329",
      "r348",
      "r578",
      "r598",
      "r603",
      "r796"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureIncomeTaxesScheduleOfCurrentAndDeferredComponentsOfIncomeTaxBenefitExpenseDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfIncomeDetail": {
       "order": 1.0,
       "parentTag": "fsea_NetIncomeLossBeforeEquityInUndistributedIncomeOfSubsidiary",
       "weight": -1.0
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_NetIncomeLoss",
       "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 tax (benefit) expense",
        "totalLabel": "Income tax expense (benefit)",
        "verboseLabel": "Income tax expense"
       }
      }
     },
     "localname": "IncomeTaxExpenseBenefit",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureIncomeTaxesScheduleOfCurrentAndDeferredComponentsOfIncomeTaxBenefitExpenseDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfIncomeDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeTaxPolicyTextBlock": {
     "auth_ref": [
      "r288",
      "r574",
      "r575",
      "r582",
      "r583",
      "r586",
      "r589"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for income taxes, which may include its accounting policies for recognizing and measuring deferred tax assets and liabilities and related valuation allowances, recognizing investment tax credits, operating loss carryforwards, tax credit carryforwards, and other carryforwards, methodologies for determining its effective income tax rate and the characterization of interest and penalties in the financial statements.",
        "label": "Income Tax, Policy [Policy Text Block]",
        "terseLabel": "Income Taxes"
       }
      }
     },
     "localname": "IncomeTaxPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance": {
     "auth_ref": [
      "r1042"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail": {
       "order": 3.0,
       "parentTag": "us-gaap_IncomeTaxExpenseBenefit",
       "weight": 1.0
      }
     },
     "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 increase (decrease) in the valuation allowance for deferred tax assets.",
        "label": "Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount",
        "terseLabel": "Valuation allowance"
       }
      }
     },
     "localname": "IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate": {
     "auth_ref": [
      "r579"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_IncomeTaxExpenseBenefit",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.",
        "label": "Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount",
        "terseLabel": "Computed \"expected\" tax (benefit) expense"
       }
      }
     },
     "localname": "IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeTaxReconciliationOtherAdjustments": {
     "auth_ref": [
      "r1042"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail": {
       "order": 5.0,
       "parentTag": "us-gaap_IncomeTaxExpenseBenefit",
       "weight": 1.0
      }
     },
     "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": "Other"
       }
      }
     },
     "localname": "IncomeTaxReconciliationOtherAdjustments",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes": {
     "auth_ref": [
      "r1042"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_IncomeTaxExpenseBenefit",
       "weight": 1.0
      }
     },
     "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": "State tax (benefit) expense, net of federal tax benefit"
       }
      }
     },
     "localname": "IncomeTaxReconciliationStateAndLocalIncomeTaxes",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeTaxReconciliationTaxExemptIncome": {
     "auth_ref": [
      "r1042"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail": {
       "order": 4.0,
       "parentTag": "us-gaap_IncomeTaxExpenseBenefit",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "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 income (loss) exempt from income taxes.",
        "label": "Effective Income Tax Rate Reconciliation, Tax Exempt Income, Amount",
        "negatedLabel": "Income on tax exempt securities"
       }
      }
     },
     "localname": "IncomeTaxReconciliationTaxExemptIncome",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesScheduleOfReasonsForDifferencesInAmountComputedByUSFederalIncomeTaxRatesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeTaxesPaidNet": {
     "auth_ref": [
      "r47"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes.",
        "label": "Income Taxes Paid, Net",
        "terseLabel": "Cash paid for income taxes",
        "totalLabel": "Income Taxes Paid, Net, Total"
       }
      }
     },
     "localname": "IncomeTaxesPaidNet",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInAccruedInterestReceivableNet": {
     "auth_ref": [
      "r41"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "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 amount due from borrowers for interest payments.",
        "label": "Increase (Decrease) in Accrued Interest Receivable, Net",
        "negatedLabel": "Increase in accrued interest receivable"
       }
      }
     },
     "localname": "IncreaseDecreaseInAccruedInterestReceivableNet",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInDeferredCompensation": {
     "auth_ref": [
      "r41"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 15.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in the obligation created by employee agreements whereby earned compensation will be paid in the future.",
        "label": "Increase (Decrease) in Deferred Compensation",
        "terseLabel": "Increase in deferred compensation liability"
       }
      }
     },
     "localname": "IncreaseDecreaseInDeferredCompensation",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInDeposits": {
     "auth_ref": [
      "r45",
      "r229"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 0.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The net cash inflow or outflow for the increase (decrease) in the beginning and end of period deposits balances.",
        "label": "Increase (Decrease) in Deposits",
        "terseLabel": "Net (decrease) increase in NOW, demand deposits, money market and savings accounts",
        "totalLabel": "Increase (Decrease) in Deposits, Total"
       }
      }
     },
     "localname": "IncreaseDecreaseInDeposits",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments1": {
     "auth_ref": [
      "r164",
      "r168"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 0.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of unrealized gain (loss) related to the fair value of interest rate derivatives designated as fair value hedging instruments, as offset by the gain (loss) on the hedged item to the extent that the fair value hedge is determined to be effective.",
        "label": "Increase (Decrease) in Fair Value of Interest Rate Fair Value Hedging Instruments",
        "terseLabel": "Interest rate swaps"
       }
      }
     },
     "localname": "IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments1",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInOperatingLiabilities": {
     "auth_ref": [
      "r41"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail": {
       "order": 4.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period in the aggregate amount of liabilities that result from activities that generate operating income.",
        "label": "Increase (Decrease) in Operating Liabilities",
        "terseLabel": "Decrease in other liabilities",
        "totalLabel": "Increase (Decrease) in Operating Liabilities, Total"
       }
      }
     },
     "localname": "IncreaseDecreaseInOperatingLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInOtherOperatingAssets": {
     "auth_ref": [
      "r41"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 14.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase (decrease) in operating assets classified as other.",
        "label": "Increase (Decrease) in Other Operating Assets",
        "negatedLabel": "Increase in other assets",
        "negatedTerseLabel": "Decrease (increase) in other assets",
        "totalLabel": "Increase (Decrease) in Other Operating Assets, Total"
       }
      }
     },
     "localname": "IncreaseDecreaseInOtherOperatingAssets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInOtherOperatingLiabilities": {
     "auth_ref": [
      "r41"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 16.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase (decrease) in operating liabilities classified as other.",
        "label": "Increase (Decrease) in Other Operating Liabilities",
        "terseLabel": "Increase in other liabilities",
        "totalLabel": "Increase (Decrease) in Other Operating Liabilities, Total"
       }
      }
     },
     "localname": "IncreaseDecreaseInOtherOperatingLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InformationTechnologyAndDataProcessing": {
     "auth_ref": [
      "r32"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 5.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of expenses incurred in the period for information technology and data processing products and services.",
        "label": "Information Technology and Data Processing",
        "terseLabel": "Data processing"
       }
      }
     },
     "localname": "InformationTechnologyAndDataProcessing",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestAndDividendIncomeOperating": {
     "auth_ref": [
      "r217"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 0.0,
       "parentTag": "us-gaap_InterestIncomeExpenseNet",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the total of interest and dividend income, including any amortization and accretion (as applicable) of discounts and premiums, earned from (1) loans and leases whether held-for-sale or held-in-portfolio; (2) investment securities; (3) federal funds sold; (4) securities purchased under agreements to resell; (5) investments in banker's acceptances, commercial paper, or certificates of deposit; (6) dividend income; or (7) other investments not otherwise specified herein.",
        "label": "Interest and Dividend Income, Operating",
        "totalLabel": "Total interest and dividend income"
       }
      }
     },
     "localname": "InterestAndDividendIncomeOperating",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestAndDividendIncomeOperatingAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Interest and Dividend Income, Operating [Abstract]",
        "terseLabel": "Interest and dividend income:"
       }
      }
     },
     "localname": "InterestAndDividendIncomeOperatingAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_InterestAndFeeIncomeLoansAndLeases": {
     "auth_ref": [
      "r216"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 0.0,
       "parentTag": "us-gaap_InterestAndDividendIncomeOperating",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate interest and fee income generated by: (1) loans the Entity has positive intent and ability to hold for the foreseeable future, or until maturity or payoff, including commercial and consumer loans, whether domestic or foreign, which may consist of: (a) industrial and agricultural; (b) real estate; and (c) real estate construction loans; (d) trade financing; (e) lease financing; (f) home equity lines-of-credit; (g) automobile and other vehicle loans; and (h) credit card and other revolving-type loans and (2) loans and leases held-for-sale which may include mortgage loans, direct financing, and sales-type leases.",
        "label": "Interest and Fee Income, Loans and Leases",
        "terseLabel": "Interest and fees on loans",
        "totalLabel": "Interest and Fee Income, Loans and Leases, Total"
       }
      }
     },
     "localname": "InterestAndFeeIncomeLoansAndLeases",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestBearingDepositLiabilities": {
     "auth_ref": [
      "r204"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "order": 1.0,
       "parentTag": "us-gaap_Deposits",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate of all domestic and foreign interest-bearing deposit liabilities.",
        "label": "Interest-Bearing Deposit Liabilities",
        "terseLabel": "Interest bearing deposits",
        "totalLabel": "Interest-Bearing Deposit Liabilities, Total"
       }
      }
     },
     "localname": "InterestBearingDepositLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestBearingDepositsInBanks": {
     "auth_ref": [
      "r197",
      "r210"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "order": 1.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "For banks and other depository institutions (including Federal Reserve Banks, if applicable): Interest-bearing deposits in other financial institutions for relatively short periods of time including, for example, certificates of deposits, which are presented separately from cash on the balance sheet.",
        "label": "Interest-Bearing Deposits in Banks and Other Financial Institutions",
        "terseLabel": "Interest bearing time deposits with other banks",
        "verboseLabel": "Interest-bearing time deposits with other banks"
       }
      }
     },
     "localname": "InterestBearingDepositsInBanks",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestBearingDepositsMember": {
     "auth_ref": [
      "r197",
      "r202"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cash on deposit with financial institutions that earns interest, either at a fixed or market rate.",
        "label": "Interest-Bearing Deposits [Member]",
        "terseLabel": "Interest-bearing time deposits with other banks [Member]"
       }
      }
     },
     "localname": "InterestBearingDepositsMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_InterestExpense": {
     "auth_ref": [
      "r188",
      "r228",
      "r292",
      "r347",
      "r675"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_InterestIncomeExpenseNet",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of the cost of borrowed funds accounted for as interest expense.",
        "label": "Interest Expense",
        "terseLabel": "Location and Amount of Loss Recognized in Statements of Income",
        "totalLabel": "Total interest expense"
       }
      }
     },
     "localname": "InterestExpense",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfEffectOfCashFlowHedgeAccountingDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestExpenseAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Interest Expense [Abstract]",
        "terseLabel": "Interest expense:"
       }
      }
     },
     "localname": "InterestExpenseAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_InterestExpenseDeposits": {
     "auth_ref": [
      "r227"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 0.0,
       "parentTag": "us-gaap_InterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Aggregate amount of interest expense on all deposits.",
        "label": "Interest Expense, Deposits",
        "terseLabel": "Interest on deposits",
        "totalLabel": "Interest Expense, Deposits, Total"
       }
      }
     },
     "localname": "InterestExpenseDeposits",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_InterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Interest expense incurred during the reporting period on long-term borrowings associated with Federal Home Loan Bank and Federal Reserve Bank advances.",
        "label": "Interest Expense, Federal Home Loan Bank and Federal Reserve Bank Advances, Long-Term",
        "terseLabel": "Interest on borrowings"
       }
      }
     },
     "localname": "InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestExpenseMember": {
     "auth_ref": [
      "r170"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Primary financial statement caption encompassing interest expense.",
        "label": "Interest Expense [Member]",
        "terseLabel": "Interest Expense [Member]"
       }
      }
     },
     "localname": "InterestExpenseMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss": {
     "auth_ref": [
      "r220"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of interest income or expense, including any amortization and accretion (as applicable) of discounts and premiums, including consideration of the provisions for loan, lease, credit, and other related losses.",
        "label": "Interest Income (Expense), after Provision for Loan Loss",
        "totalLabel": "Net interest and dividend income after provision for loan losses"
       }
      }
     },
     "localname": "InterestIncomeExpenseAfterProvisionForLoanLoss",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestIncomeExpenseNet": {
     "auth_ref": [
      "r218"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The net amount of operating interest income (expense).",
        "label": "Interest Income (Expense), Net",
        "totalLabel": "Net interest and dividend income"
       }
      }
     },
     "localname": "InterestIncomeExpenseNet",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestIncomeOperating": {
     "auth_ref": [
      "r29"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_InterestAndDividendIncomeOperating",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of operating interest income, including, but not limited to, amortization and accretion of premiums and discounts on securities.",
        "label": "Interest Income, Operating",
        "totalLabel": "Total interest on debt securities"
       }
      }
     },
     "localname": "InterestIncomeOperating",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestIncomeSecuritiesOperatingByTaxableStatusAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Interest Income, Securities, Operating, by Taxable Status [Abstract]",
        "terseLabel": "Interest on debt securities:"
       }
      }
     },
     "localname": "InterestIncomeSecuritiesOperatingByTaxableStatusAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_InterestIncomeSecuritiesTaxExempt": {
     "auth_ref": [
      "r226",
      "r826",
      "r827"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_InterestIncomeOperating",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of operating interest income, including amortization and accretion of premiums and discounts, on securities exempt from state, federal and other income tax.",
        "label": "Interest Income, Securities, Operating, Tax Exempt",
        "terseLabel": "Non-taxable"
       }
      }
     },
     "localname": "InterestIncomeSecuritiesTaxExempt",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestIncomeSecuritiesTaxable": {
     "auth_ref": [
      "r226",
      "r826",
      "r827"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 0.0,
       "parentTag": "us-gaap_InterestIncomeOperating",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of operating interest income, including amortization and accretion of premiums and discounts, on securities subject to state, federal and other income tax.",
        "label": "Interest Income, Securities, Operating, Taxable",
        "terseLabel": "Taxable"
       }
      }
     },
     "localname": "InterestIncomeSecuritiesTaxable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestPaidNet": {
     "auth_ref": [
      "r298",
      "r301",
      "r302"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.",
        "label": "Interest Paid, Excluding Capitalized Interest, Operating Activities",
        "terseLabel": "Cash paid for interest"
       }
      }
     },
     "localname": "InterestPaidNet",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestPayableCurrentAndNoncurrent": {
     "auth_ref": [
      "r208",
      "r245"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of interest payable on debt, including, but not limited to, trade payables.",
        "label": "Interest Payable",
        "terseLabel": "Accrued interest payable"
       }
      }
     },
     "localname": "InterestPayableCurrentAndNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestRateFairValueHedgeAssetAtFairValue": {
     "auth_ref": [
      "r165"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value as of the balance sheet date of all derivative assets designated as interest rate fair value hedging instruments.",
        "label": "Interest Rate Fair Value Hedge Asset at Fair Value",
        "terseLabel": "Interest rate swap derivative asset"
       }
      }
     },
     "localname": "InterestRateFairValueHedgeAssetAtFairValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestRateFairValueHedgeLiabilityAtFairValue": {
     "auth_ref": [
      "r165"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value as of the balance sheet date of all derivative liabilities designated as interest rate fair value hedging instruments.",
        "label": "Interest Rate Fair Value Hedge Liability at Fair Value",
        "terseLabel": "Interest rate swap derivative liability"
       }
      }
     },
     "localname": "InterestRateFairValueHedgeLiabilityAtFairValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InterestRateSwapMember": {
     "auth_ref": [
      "r886"
     ],
     "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 Swaps [Member]"
       }
      }
     },
     "localname": "InterestRateSwapMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfCompanySDerivativesAssociatedWithItsInterestRateRiskManagementActivitiesDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_InterestReceivable": {
     "auth_ref": [
      "r908"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "order": 7.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable.",
        "label": "Interest Receivable",
        "terseLabel": "Accrued interest receivable"
       }
      }
     },
     "localname": "InterestReceivable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InternalCreditAssessmentAxis": {
     "auth_ref": [
      "r73",
      "r621",
      "r861",
      "r862",
      "r865",
      "r941"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by entity-defined rating.",
        "label": "Internal Credit Assessment [Axis]",
        "terseLabel": "Internal Credit Assessment"
       }
      }
     },
     "localname": "InternalCreditAssessmentAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInternalRiskRatingOfLoansByPortfolioSegmentDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_InternalCreditAssessmentDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Entity defined credit risk rating.",
        "label": "Internal Credit Assessment [Domain]",
        "terseLabel": "Internal Credit Assessment"
       }
      }
     },
     "localname": "InternalCreditAssessmentDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInternalRiskRatingOfLoansByPortfolioSegmentDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_InvestmentBankingRevenue": {
     "auth_ref": [
      "r221"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 5.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Includes (1) underwriting revenue (the spread between the resale price received and the cost of the securities and related expenses) generated through the purchasing, distributing and reselling of new issues of securities (alternatively, could be a secondary offering of a large block of previously issued securities); and (2) fees earned for mergers, acquisitions, divestitures, restructurings, and other types of financial advisory services.",
        "label": "Investment Banking Revenue",
        "terseLabel": "Investment services fees"
       }
      }
     },
     "localname": "InvestmentBankingRevenue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InvestmentInFederalHomeLoanBankStockMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This item represents the amount shown on an entity's books for investments in Federal Home Loan Bank stock.",
        "label": "Investment in Federal Home Loan Bank Stock [Member]",
        "terseLabel": "Federal Home Loan Bank stock [Member]"
       }
      }
     },
     "localname": "InvestmentInFederalHomeLoanBankStockMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures": {
     "auth_ref": [
      "r907"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in equity method investee and investment in and advance to affiliate.",
        "label": "Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures",
        "terseLabel": "Investment in First Seacoast Bank",
        "totalLabel": "Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures, Total"
       }
      }
     },
     "localname": "InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LaborAndRelatedExpense": {
     "auth_ref": [
      "r912"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 0.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of expense for salary, wage, profit sharing; incentive and equity-based compensation; and other employee benefit.",
        "label": "Labor and Related Expense",
        "terseLabel": "Salaries and employee benefits"
       }
      }
     },
     "localname": "LaborAndRelatedExpense",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LandMember": {
     "auth_ref": [
      "r953"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Part of earth's surface not covered by water.",
        "label": "Land [Member]",
        "terseLabel": "Land [Member]"
       }
      }
     },
     "localname": "LandMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLandBuildingsAndEquipmentScheduleOfLandBuildingAndEquipmentDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_LeaseCost": {
     "auth_ref": [
      "r700",
      "r887"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesComponentsOfOperatingLeaseCostAndOtherRelatedInformationDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lease cost recognized by lessee for lease contract.",
        "label": "Lease, Cost",
        "totalLabel": "Total operating lease cost"
       }
      }
     },
     "localname": "LeaseCost",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesComponentsOfOperatingLeaseCostAndOtherRelatedInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LeaseCostTableTextBlock": {
     "auth_ref": [
      "r1062"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income.",
        "label": "Lease, Cost [Table Text Block]",
        "terseLabel": "Components of Operating Lease Cost and Other Related Information"
       }
      }
     },
     "localname": "LeaseCostTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_LeasesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Leases [Abstract]"
       }
      }
     },
     "localname": "LeasesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_LesseeLeaseDescriptionLineItems": {
     "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": "Lessee, Lease, Description [Line Items]",
        "terseLabel": "Lessee Lease Description [Line Items]"
       }
      }
     },
     "localname": "LesseeLeaseDescriptionLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LesseeLeaseDescriptionTable": {
     "auth_ref": [
      "r691"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about lessee's leases.",
        "label": "Lessee, Lease, Description [Table]"
       }
      }
     },
     "localname": "LesseeLeaseDescriptionTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LesseeLeasesPolicyTextBlock": {
     "auth_ref": [
      "r689"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for leasing arrangement entered into by lessee.",
        "label": "Lessee, Leases [Policy Text Block]",
        "terseLabel": "Leases"
       }
      }
     },
     "localname": "LesseeLeasesPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_LesseeOperatingLeaseExistenceOfOptionToExtend": {
     "auth_ref": [
      "r690"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicates (true false) whether lessee has option to extend operating lease.",
        "label": "Lessee, Operating Lease, Existence of Option to Extend [true false]",
        "terseLabel": "Operating lease option to extend"
       }
      }
     },
     "localname": "LesseeOperatingLeaseExistenceOfOptionToExtend",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "booleanItemType"
    },
    "us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock": {
     "auth_ref": [
      "r1063"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position.",
        "label": "Lessee, Operating Lease, Liability, Maturity [Table Text Block]",
        "terseLabel": "Schedule of Total Minimum Lease Payments Due In Future Periods For Lease Agreements"
       }
      }
     },
     "localname": "LesseeOperatingLeaseLiabilityMaturityTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue": {
     "auth_ref": [
      "r701"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesScheduleOfTotalMinimumLeasePaymentsDueInFuturePeriodsForLeaseAgreementsDetail2": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesScheduleOfTotalMinimumLeasePaymentsDueInFuturePeriodsForLeaseAgreementsDetail3": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease.",
        "label": "Lessee, Operating Lease, Liability, to be Paid",
        "totalLabel": "Total minimum lease payments"
       }
      }
     },
     "localname": "LesseeOperatingLeaseLiabilityPaymentsDue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesScheduleOfTotalMinimumLeasePaymentsDueInFuturePeriodsForLeaseAgreementsDetail3"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths": {
     "auth_ref": [
      "r701"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesScheduleOfTotalMinimumLeasePaymentsDueInFuturePeriodsForLeaseAgreementsDetail3": {
       "order": 4.0,
       "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease 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": "Lessee, Operating Lease, Liability, to be Paid, Year One",
        "terseLabel": "2023"
       }
      }
     },
     "localname": "LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesScheduleOfTotalMinimumLeasePaymentsDueInFuturePeriodsForLeaseAgreementsDetail3"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive": {
     "auth_ref": [
      "r701"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesScheduleOfTotalMinimumLeasePaymentsDueInFuturePeriodsForLeaseAgreementsDetail3": {
       "order": 2.0,
       "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease 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": "Lessee, Operating Lease, Liability, to be Paid, Year Five",
        "terseLabel": "2027"
       }
      }
     },
     "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearFive",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesScheduleOfTotalMinimumLeasePaymentsDueInFuturePeriodsForLeaseAgreementsDetail3"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour": {
     "auth_ref": [
      "r701"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesScheduleOfTotalMinimumLeasePaymentsDueInFuturePeriodsForLeaseAgreementsDetail3": {
       "order": 1.0,
       "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease 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": "Lessee, Operating Lease, Liability, to be Paid, Year Four",
        "terseLabel": "2026"
       }
      }
     },
     "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearFour",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesScheduleOfTotalMinimumLeasePaymentsDueInFuturePeriodsForLeaseAgreementsDetail3"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree": {
     "auth_ref": [
      "r701"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesScheduleOfTotalMinimumLeasePaymentsDueInFuturePeriodsForLeaseAgreementsDetail3": {
       "order": 0.0,
       "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease 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": "Lessee, Operating Lease, Liability, to be Paid, Year Three",
        "terseLabel": "2025"
       }
      }
     },
     "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearThree",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesScheduleOfTotalMinimumLeasePaymentsDueInFuturePeriodsForLeaseAgreementsDetail3"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo": {
     "auth_ref": [
      "r701"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesScheduleOfTotalMinimumLeasePaymentsDueInFuturePeriodsForLeaseAgreementsDetail3": {
       "order": 3.0,
       "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease 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": "Lessee, Operating Lease, Liability, to be Paid, Year Two",
        "terseLabel": "2024"
       }
      }
     },
     "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearTwo",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesScheduleOfTotalMinimumLeasePaymentsDueInFuturePeriodsForLeaseAgreementsDetail3"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount": {
     "auth_ref": [
      "r701"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesScheduleOfTotalMinimumLeasePaymentsDueInFuturePeriodsForLeaseAgreementsDetail2": {
       "order": 0.0,
       "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease.",
        "label": "Lessee, Operating Lease, Liability, Undiscounted Excess Amount",
        "negatedLabel": "Less: interest"
       }
      }
     },
     "localname": "LesseeOperatingLeaseLiabilityUndiscountedExcessAmount",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesScheduleOfTotalMinimumLeasePaymentsDueInFuturePeriodsForLeaseAgreementsDetail3"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LesseeOperatingLeaseRemainingLeaseTerm": {
     "auth_ref": [
      "r1060"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Remaining lease term of operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.",
        "label": "Lessee, Operating Lease, Remaining Lease Term",
        "terseLabel": "Operating leases remaining lease terms"
       }
      }
     },
     "localname": "LesseeOperatingLeaseRemainingLeaseTerm",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_LesseeOperatingLeaseRenewalTerm": {
     "auth_ref": [
      "r1061"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.",
        "label": "Lessee, Operating Lease, Renewal Term",
        "terseLabel": "Operating lease, renewal term"
       }
      }
     },
     "localname": "LesseeOperatingLeaseRenewalTerm",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_LesseeOperatingLeasesTextBlock": {
     "auth_ref": [
      "r702"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for operating leases of lessee. Includes, but is not limited to, description of operating lease and maturity analysis of operating lease liability.",
        "label": "Lessee, Operating Leases [Text Block]",
        "terseLabel": "Leases"
       }
      }
     },
     "localname": "LesseeOperatingLeasesTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeases"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_Liabilities": {
     "auth_ref": [
      "r11",
      "r306",
      "r381",
      "r417",
      "r418",
      "r419",
      "r420",
      "r421",
      "r422",
      "r423",
      "r424",
      "r425",
      "r612",
      "r616",
      "r617",
      "r653",
      "r854",
      "r947",
      "r1065",
      "r1066"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "order": 0.0,
       "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",
        "totalLabel": "Total liabilities"
       }
      }
     },
     "localname": "Liabilities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liabilities [Abstract]",
        "terseLabel": "Financial Liabilities:",
        "verboseLabel": "LIABILITIES"
       }
      }
     },
     "localname": "LiabilitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LiabilitiesAndStockholdersEquity": {
     "auth_ref": [
      "r7",
      "r203",
      "r243",
      "r888",
      "r918",
      "r938",
      "r1056"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "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 stockholders' equity"
       }
      }
     },
     "localname": "LiabilitiesAndStockholdersEquity",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesAndStockholdersEquityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liabilities and Equity [Abstract]",
        "terseLabel": "LIABILITIES AND STOCKHOLDERS' EQUITY"
       }
      }
     },
     "localname": "LiabilitiesAndStockholdersEquityAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LiabilitiesFairValueDisclosure": {
     "auth_ref": [
      "r177"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of financial and nonfinancial obligations.",
        "label": "Liabilities, Fair Value Disclosure",
        "terseLabel": "Liabilities, Fair Value Disclosure",
        "totalLabel": "Liabilities, Fair Value Disclosure, Total"
       }
      }
     },
     "localname": "LiabilitiesFairValueDisclosure",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesFairValueDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liabilities, Fair Value Disclosure [Abstract]",
        "terseLabel": "Other liabilities:"
       }
      }
     },
     "localname": "LiabilitiesFairValueDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity": {
     "auth_ref": [
      "r9"
     ],
     "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": "Fed funds borrowing capacity"
       }
      }
     },
     "localname": "LineOfCreditFacilityMaximumBorrowingCapacity",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LoanOriginationCommitmentsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Commitments to borrowers or third party investors for the origination of a loan.",
        "label": "Loan Origination Commitments [Member]",
        "terseLabel": "Commitments to originate loans [Member]"
       }
      }
     },
     "localname": "LoanOriginationCommitmentsMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFinancialInstrumentsWithOffBalanceSheetRiskCommitmentsAndContingenciesScheduleOfNotionalAmountsOfFinancialInstrumentsWithOffBalanceSheetCreditRiskDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_LoansAndLeasesReceivableAllowance": {
     "auth_ref": [
      "r59",
      "r63",
      "r81",
      "r930"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInformationAboutLoansAndTheALLByPortfolioSegmentAreSummarizedDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansScheduleOfAccountsNotesLoansAndFinancingReceivableDetail": {
       "order": 2.0,
       "parentTag": "us-gaap_LoansAndLeasesReceivableNetReportedAmount",
       "weight": -1.0
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "order": 1.0,
       "parentTag": "us-gaap_LoansAndLeasesReceivableNetReportedAmount",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.",
        "label": "Loans and Leases Receivable, Allowance",
        "negatedLabel": "Less allowance for loan losses",
        "negatedTerseLabel": "Allowance for loan losses",
        "periodEndLabel": "Balance",
        "periodStartLabel": "Balance",
        "totalLabel": "Total"
       }
      }
     },
     "localname": "LoansAndLeasesReceivableAllowance",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInformationAboutLoansAndTheALLByPortfolioSegmentAreSummarizedDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansScheduleOfAccountsNotesLoansAndFinancingReceivableDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansTransactionsInTheAllowanceForLoanLossesALLDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LoansAndLeasesReceivableAllowanceForLoanLossesPolicy": {
     "auth_ref": [
      "r78"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for estimating the allowance for losses on loans and lease receivables. The disclosure may include (a) how the entity determines each element of the allowance, (b) which loans are evaluated individually and which loans are evaluated as a group, (c) how the entity determines both the allocated and unallocated portions of the allowance, (d) how the entity determines the loss factors applied to graded loans in order to develop a general allowance, and (e) what self-correcting mechanism the entity uses to reduce differences between estimated and actual losses.",
        "label": "Loans and Leases Receivable, Allowance for Loan Losses Policy [Policy Text Block]",
        "terseLabel": "Allowance for Loan Losses"
       }
      }
     },
     "localname": "LoansAndLeasesReceivableAllowanceForLoanLossesPolicy",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_LoansAndLeasesReceivableBeforeFeesGross": {
     "auth_ref": [
      "r55"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAnalysisOfPastDueLoansByPortfolioSegmentDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInformationAboutLoansAndTheALLByPortfolioSegmentAreSummarizedDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansScheduleOfAccountsNotesLoansAndFinancingReceivableDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_LoansAndLeasesReceivableNetReportedAmount",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before allowance and fees, of loans and leases receivable. Excludes loans and leases covered under loss sharing agreements.",
        "label": "Loans and Leases Receivable, before Fees, Gross",
        "terseLabel": "Total loans",
        "totalLabel": "Total"
       }
      }
     },
     "localname": "LoansAndLeasesReceivableBeforeFeesGross",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAnalysisOfPastDueLoansByPortfolioSegmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInformationAboutLoansAndTheALLByPortfolioSegmentAreSummarizedDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInternalRiskRatingOfLoansByPortfolioSegmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansScheduleOfAccountsNotesLoansAndFinancingReceivableDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LoansAndLeasesReceivableGrossCarryingAmount": {
     "auth_ref": [
      "r55"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "order": 0.0,
       "parentTag": "us-gaap_LoansAndLeasesReceivableNetReportedAmount",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.",
        "label": "Loans and Leases Receivable, Gross",
        "terseLabel": "Total loans"
       }
      }
     },
     "localname": "LoansAndLeasesReceivableGrossCarryingAmount",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LoansAndLeasesReceivableNetReportedAmount": {
     "auth_ref": [
      "r55",
      "r212"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansScheduleOfAccountsNotesLoansAndFinancingReceivableDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "order": 4.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.",
        "label": "Loans and Leases Receivable, Net Amount",
        "terseLabel": "Loans, net",
        "totalLabel": "Net loans"
       }
      }
     },
     "localname": "LoansAndLeasesReceivableNetReportedAmount",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansScheduleOfAccountsNotesLoansAndFinancingReceivableDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LoansAndLeasesReceivableOriginationFeesDiscountsOrPremiumsAndDirectCostsToAcquireLoansPolicy": {
     "auth_ref": [
      "r357"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for method for recognizing interest income and amortizing deferred fee or cost of financing receivable. Includes, but is not limited to, treatment of fee, cost, premium and discount.",
        "label": "Financing Receivable, Fee and Interest Income [Policy Text Block]",
        "terseLabel": "Loan Origination Fees and Costs"
       }
      }
     },
     "localname": "LoansAndLeasesReceivableOriginationFeesDiscountsOrPremiumsAndDirectCostsToAcquireLoansPolicy",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_LoansAndLeasesReceivableRelatedParties": {
     "auth_ref": [
      "r190",
      "r211"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "For an unclassified balance sheet, reflects the carrying amount of unpaid loan amounts due from related parties at the balance sheet date.",
        "label": "Loans and Leases Receivable, Related Parties",
        "periodEndLabel": "Loans outstanding - end of year",
        "periodStartLabel": "Loans outstanding - beginning of year",
        "terseLabel": "Loans outstanding"
       }
      }
     },
     "localname": "LoansAndLeasesReceivableRelatedParties",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansActivityOfLoansDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LoansAndLeasesReceivableRelatedPartiesAdditions": {
     "auth_ref": [
      "r190",
      "r211"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Reflects the amount of new advances made to related parties in the form of loan and lease receivables.",
        "label": "Loans and Leases Receivable, Related Parties, Additions",
        "terseLabel": "Advances"
       }
      }
     },
     "localname": "LoansAndLeasesReceivableRelatedPartiesAdditions",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansActivityOfLoansDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LoansAndLeasesReceivableRelatedPartiesDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Loans and Leases Receivable, Related Parties Disclosure [Abstract]"
       }
      }
     },
     "localname": "LoansAndLeasesReceivableRelatedPartiesDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_LongTermDebtNoncurrent": {
     "auth_ref": [
      "r271"
     ],
     "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": "Remaining Principal Balance of Debt",
        "totalLabel": "Long-Term Debt, Excluding Current Maturities, Total"
       }
      }
     },
     "localname": "LongTermDebtNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LossContingenciesByNatureOfContingencyAxis": {
     "auth_ref": [
      "r101",
      "r102",
      "r411",
      "r412",
      "r413",
      "r944",
      "r945"
     ],
     "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"
       }
      }
     },
     "localname": "LossContingenciesByNatureOfContingencyAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFinancialInstrumentsWithOffBalanceSheetRiskCommitmentsAndContingenciesScheduleOfNotionalAmountsOfFinancialInstrumentsWithOffBalanceSheetCreditRiskDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LossContingencyNatureDomain": {
     "auth_ref": [
      "r101",
      "r102",
      "r411",
      "r412",
      "r413",
      "r944",
      "r945"
     ],
     "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"
       }
      }
     },
     "localname": "LossContingencyNatureDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFinancialInstrumentsWithOffBalanceSheetRiskCommitmentsAndContingenciesScheduleOfNotionalAmountsOfFinancialInstrumentsWithOffBalanceSheetCreditRiskDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_MarketableSecuritiesPolicy": {
     "auth_ref": [
      "r231"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for investment classified as marketable security.",
        "label": "Marketable Securities, Policy [Policy Text Block]",
        "terseLabel": "Securities Available for Sale"
       }
      }
     },
     "localname": "MarketableSecuritiesPolicy",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_MarketingExpense": {
     "auth_ref": [
      "r30"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 4.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Expenditures for planning and executing the conception, pricing, promotion, and distribution of ideas, goods, and services. Costs of public relations and corporate promotions are typically considered to be marketing costs.",
        "label": "Marketing Expense",
        "terseLabel": "Marketing"
       }
      }
     },
     "localname": "MarketingExpense",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_MeasurementInputDefaultRateMember": {
     "auth_ref": [
      "r1055"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measurement input using likelihood loan will not be repaid as proportion of outstanding loan.",
        "label": "Measurement Input, Default Rate [Member]",
        "terseLabel": "Default Rate [Member]"
       }
      }
     },
     "localname": "MeasurementInputDefaultRateMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_MeasurementInputDiscountRateMember": {
     "auth_ref": [
      "r1055"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measurement input using interest rate to determine present value of future cash flows.",
        "label": "Measurement Input, Discount Rate [Member]",
        "terseLabel": "Discount Rate [Member]"
       }
      }
     },
     "localname": "MeasurementInputDiscountRateMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_MeasurementInputPrepaymentRateMember": {
     "auth_ref": [
      "r1055"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measurement input using principal prepayment at other than constant rate as proportion of outstanding loan principal.",
        "label": "Measurement Input, Prepayment Rate [Member]",
        "terseLabel": "Prepayment Rate [Member]"
       }
      }
     },
     "localname": "MeasurementInputPrepaymentRateMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_MeasurementInputTypeAxis": {
     "auth_ref": [
      "r643"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of measurement input used to determine value of asset and liability.",
        "label": "Measurement Input Type [Axis]",
        "terseLabel": "Measurement Input Type"
       }
      }
     },
     "localname": "MeasurementInputTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_MeasurementInputTypeDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measurement input used to determine value of asset and liability.",
        "label": "Measurement Input Type [Domain]",
        "terseLabel": "Measurement Input Type"
       }
      }
     },
     "localname": "MeasurementInputTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_MunicipalBondsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Long-term debt securities issued by state, city or local governments or the agencies operated by state, city or local governments.",
        "label": "Municipal Bonds [Member]",
        "terseLabel": "Municipal bonds [Member]"
       }
      }
     },
     "localname": "MunicipalBondsMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValueOfSecuritiesAvailableForSaleDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_NetCashProvidedByUsedInFinancingActivities": {
     "auth_ref": [
      "r300"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail": {
       "order": 2.0,
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
       "weight": 1.0
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 2.0,
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
       "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 provided by financing activities"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInFinancingActivities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "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:",
        "verboseLabel": "CASH FLOWS FROM FINANCING ACTIVITIES:"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInFinancingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NetCashProvidedByUsedInInvestingActivities": {
     "auth_ref": [
      "r300"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
       "weight": 1.0
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 1.0,
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
       "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 used by investing activities"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInInvestingActivities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "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:",
        "verboseLabel": "CASH FLOWS FROM INVESTING ACTIVITIES:"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInInvestingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NetCashProvidedByUsedInOperatingActivities": {
     "auth_ref": [
      "r39",
      "r40",
      "r43"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
       "weight": 1.0
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 0.0,
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
       "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 operating activities"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInOperatingActivities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "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:",
        "verboseLabel": "CASH FLOWS FROM OPERATING ACTIVITIES:"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInOperatingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NetIncomeLoss": {
     "auth_ref": [
      "r26",
      "r43",
      "r215",
      "r246",
      "r266",
      "r283",
      "r286",
      "r291",
      "r306",
      "r317",
      "r322",
      "r323",
      "r324",
      "r325",
      "r328",
      "r329",
      "r337",
      "r349",
      "r350",
      "r352",
      "r354",
      "r381",
      "r417",
      "r418",
      "r419",
      "r420",
      "r421",
      "r422",
      "r423",
      "r424",
      "r425",
      "r636",
      "r653",
      "r855",
      "r947"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfIncomeDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME": {
       "order": 0.0,
       "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax",
       "weight": 1.0
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "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",
        "terseLabel": "Net (loss) income",
        "totalLabel": "Net (loss) income"
       }
      }
     },
     "localname": "NetIncomeLoss",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfIncomeDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITY",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock": {
     "auth_ref": [
      "r264",
      "r315",
      "r316",
      "r319",
      "r320",
      "r331",
      "r332",
      "r333",
      "r366",
      "r367",
      "r390",
      "r391",
      "r594",
      "r595",
      "r596",
      "r632",
      "r638",
      "r639",
      "r640",
      "r661",
      "r662",
      "r663",
      "r683",
      "r684",
      "r704",
      "r710",
      "r770",
      "r771",
      "r772",
      "r804",
      "r805",
      "r806",
      "r807",
      "r809"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for change in accounting principle. Includes, but is not limited to, nature, reason, and method of adopting amendment to accounting standards or other change in accounting principle.",
        "label": "Accounting Standards Update and Change in Accounting Principle [Text Block]",
        "terseLabel": "Recently Issued and Adopted Accounting Pronouncements"
       }
      }
     },
     "localname": "NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRecentAccountingPronouncements"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy pertaining to new accounting pronouncements that may impact the entity's financial reporting. Includes, but is not limited to, quantification of the expected or actual impact.",
        "label": "New Accounting Pronouncements, Policy [Policy Text Block]",
        "terseLabel": "Recent Accounting Pronouncements"
       }
      }
     },
     "localname": "NewAccountingPronouncementsPolicyPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_NoncashInvestingAndFinancingItemsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Noncash Investing and Financing Items [Abstract]",
        "terseLabel": "Noncash activities:"
       }
      }
     },
     "localname": "NoncashInvestingAndFinancingItemsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NoninterestBearingDepositLiabilities": {
     "auth_ref": [
      "r204"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "order": 0.0,
       "parentTag": "us-gaap_Deposits",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate amount of all domestic and foreign noninterest-bearing deposits liabilities held by the entity.",
        "label": "Noninterest-Bearing Deposit Liabilities",
        "terseLabel": "Non-interest bearing deposits",
        "totalLabel": "Noninterest-Bearing Deposit Liabilities, Total"
       }
      }
     },
     "localname": "NoninterestBearingDepositLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NoninterestExpense": {
     "auth_ref": [
      "r225"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total aggregate amount of all noninterest expense.",
        "label": "Noninterest Expense",
        "totalLabel": "Total non-interest expense"
       }
      }
     },
     "localname": "NoninterestExpense",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NoninterestExpenseAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Noninterest Expense [Abstract]",
        "terseLabel": "Non-interest expense:"
       }
      }
     },
     "localname": "NoninterestExpenseAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NoninterestExpenseDirectorsFees": {
     "auth_ref": [
      "r225"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 1.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Noninterest expense related to directors' fees which are fees paid by an Entity to its directors. Directors' fees may be paid in addition to salary and other benefits.",
        "label": "Noninterest Expense Directors Fees",
        "terseLabel": "Director compensation"
       }
      }
     },
     "localname": "NoninterestExpenseDirectorsFees",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NoninterestIncome": {
     "auth_ref": [
      "r223"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The total amount of noninterest income which may be derived from: (1) fees and commissions; (2) premiums earned; (3) insurance policy charges; (4) the sale or disposal of assets; and (5) other sources not otherwise specified.",
        "label": "Noninterest Income",
        "totalLabel": "Total non-interest income"
       }
      }
     },
     "localname": "NoninterestIncome",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NoninterestIncomeAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Noninterest Income [Abstract]",
        "terseLabel": "Non-interest income:"
       }
      }
     },
     "localname": "NoninterestIncomeAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NoninterestIncomeOtherOperatingIncome": {
     "auth_ref": [
      "r24",
      "r213",
      "r247"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 6.0,
       "parentTag": "us-gaap_NoninterestIncome",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of revenue earned, classified as other, excluding interest income.",
        "label": "Noninterest Income, Other Operating Income",
        "terseLabel": "Other income"
       }
      }
     },
     "localname": "NoninterestIncomeOtherOperatingIncome",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NonvestedRestrictedStockSharesActivityTableTextBlock": {
     "auth_ref": [
      "r126"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the changes in outstanding nonvested restricted stock shares.",
        "label": "Nonvested Restricted Stock Shares Activity [Table Text Block]",
        "terseLabel": "Summary of Non-vested Restricted Shares Outstanding"
       }
      }
     },
     "localname": "NonvestedRestrictedStockSharesActivityTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_NotesReceivableGross": {
     "auth_ref": [
      "r272",
      "r359",
      "r396",
      "r399",
      "r830",
      "r831",
      "r862",
      "r863",
      "r939",
      "r1087"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAnalysisOfPastDueLoansByPortfolioSegmentDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_LoansAndLeasesReceivableBeforeFeesGross",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amortized cost, before allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.",
        "label": "Financing Receivable, before Allowance for Credit Loss",
        "terseLabel": "Total Past Due",
        "totalLabel": "Financing Receivable, before Allowance for Credit Loss, Total"
       }
      }
     },
     "localname": "NotesReceivableGross",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAnalysisOfPastDueLoansByPortfolioSegmentDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NumberOfReportableSegments": {
     "auth_ref": [
      "r926"
     ],
     "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",
        "terseLabel": "Number of reportable segment"
       }
      }
     },
     "localname": "NumberOfReportableSegments",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureTheCompanyAdditionalInformationDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "us-gaap_OccupancyNet": {
     "auth_ref": [
      "r32",
      "r224",
      "r258"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 2.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of net occupancy expense that may include items, such as depreciation of facilities and equipment, lease expenses, property taxes and property and casualty insurance expense.",
        "label": "Occupancy, Net",
        "terseLabel": "Occupancy expense"
       }
      }
     },
     "localname": "OccupancyNet",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OperatingLeaseCost": {
     "auth_ref": [
      "r692",
      "r887"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesComponentsOfOperatingLeaseCostAndOtherRelatedInformationDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_LeaseCost",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.",
        "label": "Operating Lease, Cost",
        "terseLabel": "Operating lease cost"
       }
      }
     },
     "localname": "OperatingLeaseCost",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesComponentsOfOperatingLeaseCostAndOtherRelatedInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OperatingLeaseExpense": {
     "auth_ref": [
      "r1059"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of operating lease expense. Excludes sublease income.",
        "label": "Operating Lease, Expense",
        "terseLabel": "Operating lease expense"
       }
      }
     },
     "localname": "OperatingLeaseExpense",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OperatingLeaseLiability": {
     "auth_ref": [
      "r686"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesScheduleOfTotalMinimumLeasePaymentsDueInFuturePeriodsForLeaseAgreementsDetail2": {
       "order": 1.0,
       "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Present value of lessee's discounted obligation for lease payments from operating lease.",
        "label": "Operating Lease, Liability",
        "terseLabel": "Net lease liability",
        "totalLabel": "Operating Lease, Liability, Total"
       }
      }
     },
     "localname": "OperatingLeaseLiability",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesScheduleOfTotalMinimumLeasePaymentsDueInFuturePeriodsForLeaseAgreementsDetail3",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesSummaryOfRightofuseAssetAndNetLeaseLiabilityDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList": {
     "auth_ref": [
      "r687"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicates line item in statement of financial position that includes operating lease liability.",
        "label": "Operating Lease, Liability, Statement of Financial Position [Extensible Enumeration]",
        "terseLabel": "Operating Lease, Liability, Statement of Financial Position [Extensible Enumeration]"
       }
      }
     },
     "localname": "OperatingLeaseLiabilityStatementOfFinancialPositionExtensibleList",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesSummaryOfRightofuseAssetAndNetLeaseLiabilityDetail"
     ],
     "xbrltype": "enumerationSetItemType"
    },
    "us-gaap_OperatingLeasePayments": {
     "auth_ref": [
      "r688",
      "r696"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.",
        "label": "Operating Lease, Payments",
        "terseLabel": "Cash paid for amounts included in the measurement of lease liabilities - operating cash flows from operating leases"
       }
      }
     },
     "localname": "OperatingLeasePayments",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesComponentsOfOperatingLeaseCostAndOtherRelatedInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OperatingLeaseRightOfUseAsset": {
     "auth_ref": [
      "r685"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of lessee's right to use underlying asset under operating lease.",
        "label": "Operating Lease, Right-of-Use Asset",
        "terseLabel": "Right-of-use asset"
       }
      }
     },
     "localname": "OperatingLeaseRightOfUseAsset",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesSummaryOfRightofuseAssetAndNetLeaseLiabilityDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList": {
     "auth_ref": [
      "r687"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicates line item in statement of financial position that includes operating lease right-of-use asset.",
        "label": "Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]",
        "terseLabel": "Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]"
       }
      }
     },
     "localname": "OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesSummaryOfRightofuseAssetAndNetLeaseLiabilityDetail"
     ],
     "xbrltype": "enumerationSetItemType"
    },
    "us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent": {
     "auth_ref": [
      "r699",
      "r887"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average discount rate for operating lease calculated at point in time.",
        "label": "Operating Lease, Weighted Average Discount Rate, Percent",
        "terseLabel": "Weighted average discount rate"
       }
      }
     },
     "localname": "OperatingLeaseWeightedAverageDiscountRatePercent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesComponentsOfOperatingLeaseCostAndOtherRelatedInformationDetail"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1": {
     "auth_ref": [
      "r698",
      "r887"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.",
        "label": "Operating Lease, Weighted Average Remaining Lease Term",
        "terseLabel": "Weighted average lease term - years"
       }
      }
     },
     "localname": "OperatingLeaseWeightedAverageRemainingLeaseTerm1",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesComponentsOfOperatingLeaseCostAndOtherRelatedInformationDetail"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_OperatingLeasesFutureMinimumPaymentsDue": {
     "auth_ref": [
      "r256",
      "r257"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.",
        "label": "Operating Leases, Future Minimum Payments Due",
        "terseLabel": "Future lease payments"
       }
      }
     },
     "localname": "OperatingLeasesFutureMinimumPaymentsDue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OperatingLossCarryforwards": {
     "auth_ref": [
      "r144"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.",
        "label": "Operating Loss Carryforwards",
        "terseLabel": "Net operating loss carryforward"
       }
      }
     },
     "localname": "OperatingLossCarryforwards",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Organization, Consolidation and Presentation of Financial Statements [Abstract]"
       }
      }
     },
     "localname": "OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock": {
     "auth_ref": [
      "r0",
      "r154"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for organization, consolidation and basis of presentation of financial statements disclosure.",
        "label": "Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]",
        "terseLabel": "The Company"
       }
      }
     },
     "localname": "OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureTheCompany"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_OtherAssets": {
     "auth_ref": [
      "r199",
      "r239",
      "r269"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "order": 8.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of assets classified as other.",
        "label": "Other Assets",
        "terseLabel": "Other assets",
        "totalLabel": "Other Assets, Total"
       }
      }
     },
     "localname": "OtherAssets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherAssetsMember": {
     "auth_ref": [
      "r163",
      "r175"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent": {
     "auth_ref": [
      "r150",
      "r151",
      "r152"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME": {
       "order": 2.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax and reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities, attributable to parent entity. Excludes amounts related to other than temporary impairment (OTTI) loss.",
        "label": "Other Comprehensive Income (Loss), Available-for-Sale Securities Adjustment, Net of Tax, Portion Attributable to Parent",
        "totalLabel": "Total unrealized loss on securities available-for-sale"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsNetOfTax": {
     "auth_ref": [
      "r275",
      "r276"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after tax and before adjustment, of 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) and unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.",
        "label": "OCI, Debt Securities, Available-for-Sale, Gain (Loss), before Adjustment, after Tax",
        "totalLabel": "Total unrealized loss on securities available-for-sale"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax": {
     "auth_ref": [
      "r275",
      "r276",
      "r279"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after adjustment, of tax expense (benefit) for 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) and tax expense (benefit) for unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.",
        "label": "OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment, Tax",
        "terseLabel": "Reclassification adjustment for securities gains, net and net amortization of bond premiums included in net income, income tax",
        "totalLabel": "OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment, Tax, Total"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMEParenthetical"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax": {
     "auth_ref": [
      "r20",
      "r23",
      "r290",
      "r666",
      "r668",
      "r671",
      "r909"
     ],
     "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": "Other comprehensive (loss) income before reclassification"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeSummaryOfChangesInComponentOfAociDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax": {
     "auth_ref": [
      "r274",
      "r278"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after tax and reclassification, of gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.",
        "label": "Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax",
        "totalLabel": "Other comprehensive income"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent": {
     "auth_ref": [
      "r278"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME": {
       "order": 0.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after tax and reclassification, of gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness, attributable to parent.",
        "label": "Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Parent",
        "totalLabel": "Total change in interest rate swaps"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax": {
     "auth_ref": [
      "r274",
      "r278"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME": {
       "order": 1.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after tax and before reclassification, of gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.",
        "label": "Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, after Tax",
        "terseLabel": "Change in interest rate swaps, net of income taxes of $237 and $78 in 2022 and 2021, respectively"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax": {
     "auth_ref": [
      "r279"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before reclassification, of tax expense (benefit) for gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.",
        "label": "Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, Tax",
        "terseLabel": "Change in interest rate swaps, income tax"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMEParenthetical"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax": {
     "auth_ref": [
      "r278",
      "r281"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME": {
       "order": 0.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after tax, of reclassification of gain (loss) from accumulated other comprehensive income (AOCI) for derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.",
        "label": "Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax",
        "negatedLabel": "Reclassification adjustment for net interest expense on swaps included in net income, net of income taxes of $31 and $(13) in 2022 and 2021, respectively"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax": {
     "auth_ref": [
      "r279"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of tax expense (benefit) for reclassification of gain (loss) from accumulated other comprehensive income (AOCI) for derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.",
        "label": "Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, Tax",
        "terseLabel": "Reclassification adjustment for net interest expense on swaps included in net income, income tax"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMEParenthetical"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent": {
     "auth_ref": [
      "r150",
      "r151",
      "r152",
      "r284",
      "r287"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME": {
       "order": 1.0,
       "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax of other comprehensive income (loss) attributable to parent entity.",
        "label": "Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent",
        "terseLabel": "Other comprehensive (loss) income",
        "totalLabel": "Other comprehensive loss"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeSummaryOfChangesInComponentOfAociDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITY",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract]",
        "terseLabel": "Other comprehensive loss, net of income taxes:"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax": {
     "auth_ref": [
      "r17",
      "r21",
      "r93",
      "r282"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeScheduleOfAccumulatedOtherComprehensiveIncomeLossDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before tax of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities.",
        "label": "Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, before Tax",
        "negatedLabel": "Losses (gains) on sale of securities available-for-sale",
        "terseLabel": "Losses (gains) on sale of securities available-for-sale"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeScheduleOfAccumulatedOtherComprehensiveIncomeLossDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax": {
     "auth_ref": [
      "r17",
      "r21",
      "r93",
      "r282"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeScheduleOfAccumulatedOtherComprehensiveIncomeLossDetail": {
       "order": 0.0,
       "parentTag": "fsea_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleAndForWriteDownOfSecuritiesAndForNetInterestExpenseOnSwapsNetOfTax",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities.",
        "label": "Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax",
        "negatedTotalLabel": "Net (loss) income",
        "totalLabel": "Net (loss) income"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeScheduleOfAccumulatedOtherComprehensiveIncomeLossDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax": {
     "auth_ref": [
      "r18",
      "r93"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeScheduleOfAccumulatedOtherComprehensiveIncomeLossDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of tax expense (benefit) of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities.",
        "label": "Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax",
        "negatedLabel": "Tax effect",
        "terseLabel": "Tax effect"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeScheduleOfAccumulatedOtherComprehensiveIncomeLossDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForWritedownOfSecuritiesBeforeTax": {
     "auth_ref": [
      "r17",
      "r21",
      "r282"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeScheduleOfAccumulatedOtherComprehensiveIncomeLossDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForWritedownOfSecuritiesNetOfTax",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before tax of reclassification adjustment from accumulated other comprehensive income for unrealized loss realized upon the write-down of available-for-sale securities.",
        "label": "Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI for Write-down of Securities, before Tax",
        "terseLabel": "Net amortization of bond premiums"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForWritedownOfSecuritiesBeforeTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeScheduleOfAccumulatedOtherComprehensiveIncomeLossDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForWritedownOfSecuritiesNetOfTax": {
     "auth_ref": [
      "r17",
      "r21",
      "r282"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeScheduleOfAccumulatedOtherComprehensiveIncomeLossDetail": {
       "order": 1.0,
       "parentTag": "fsea_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleAndForWriteDownOfSecuritiesAndForNetInterestExpenseOnSwapsNetOfTax",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax of reclassification adjustment from accumulated other comprehensive income for unrealized loss realized upon the write-down of available-for-sale securities.",
        "label": "Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI for Write-down of Securities, Net of Tax",
        "totalLabel": "Net (loss) income"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForWritedownOfSecuritiesNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeScheduleOfAccumulatedOtherComprehensiveIncomeLossDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForWritedownOfSecuritiesTax": {
     "auth_ref": [
      "r18"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeScheduleOfAccumulatedOtherComprehensiveIncomeLossDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForWritedownOfSecuritiesNetOfTax",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of tax (expense) benefit of reclassification adjustment from accumulated other comprehensive income for unrealized loss realized upon the write-down of available-for-sale securities.",
        "label": "Other Comprehensive (Income) Loss, Reclassification Adjustment from AOCI for Write-down of Securities, Tax",
        "negatedLabel": "Tax effect"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForWritedownOfSecuritiesTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeScheduleOfAccumulatedOtherComprehensiveIncomeLossDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax": {
     "auth_ref": [
      "r275",
      "r278"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME": {
       "order": 0.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after tax and before adjustment, of unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.",
        "label": "OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax",
        "terseLabel": "Unrealized holding losses on securities available-for-sale arising during the year, net of income taxes of $(4,562) and $(381) in 2022 and 2021, respectively"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOME"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax": {
     "auth_ref": [
      "r18",
      "r276"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, before adjustment, of tax expense (benefit) for unrealized holding gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Excludes tax expense (benefit) for unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale.",
        "label": "OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, Tax",
        "terseLabel": "Unrealized holding losses on securities available-for-sale arising during the period, income tax"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMEParenthetical"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherExpenses": {
     "auth_ref": [
      "r31",
      "r251"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfIncomeDetail": {
       "order": 1.0,
       "parentTag": "fsea_IncomeBeforeIncomeTaxExpenseAndEquityInUndistributedIncomeOfSubsidiary",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of expense classified as other.",
        "label": "Other Expenses",
        "terseLabel": "Miscellaneous expense"
       }
      }
     },
     "localname": "OtherExpenses",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfIncomeDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherIncome": {
     "auth_ref": [
      "r250"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of revenue and income classified as other.",
        "label": "Other Income",
        "terseLabel": "Location and Amount of Loss Recognized in Statements of Income"
       }
      }
     },
     "localname": "OtherIncome",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfEffectOfCashFlowHedgeAccountingDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherLiabilities": {
     "auth_ref": [
      "r209"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "order": 5.0,
       "parentTag": "us-gaap_Liabilities",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of liabilities classified as other.",
        "label": "Other Liabilities",
        "terseLabel": "Other liabilities",
        "totalLabel": "Other Liabilities, Total"
       }
      }
     },
     "localname": "OtherLiabilities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherLiabilitiesMember": {
     "auth_ref": [
      "r163",
      "r175"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Primary financial statement caption encompassing other liabilities.",
        "label": "Other Liabilities [Member]",
        "terseLabel": "Other Liabilities [Member]"
       }
      }
     },
     "localname": "OtherLiabilitiesMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_OtherNoninterestExpense": {
     "auth_ref": [
      "r225"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 10.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of noninterest expense classified as other.",
        "label": "Other Noninterest Expense",
        "terseLabel": "Other expense"
       }
      }
     },
     "localname": "OtherNoninterestExpense",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ParentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Portion of equity, or net assets, in the consolidated entity attributable, directly or indirectly, to the parent. Excludes noncontrolling interests.",
        "label": "Parent [Member]",
        "terseLabel": "First Seacoast Bancorp (Parent) Company"
       }
      }
     },
     "localname": "ParentMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfIncomeDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyTables"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PassMember": {
     "auth_ref": [
      "r73",
      "r941"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A category of financing receivables not considered to be special mention, substandard, doubtful, and loss receivables.",
        "label": "Pass [Member]",
        "terseLabel": "Pass [Member]"
       }
      }
     },
     "localname": "PassMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInternalRiskRatingOfLoansByPortfolioSegmentDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PastDueFinancingReceivablesTableTextBlock": {
     "auth_ref": [
      "r76",
      "r77",
      "r863",
      "r940"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of aging analysis for financing receivable.",
        "label": "Financing Receivable, Past Due [Table Text Block]",
        "terseLabel": "Past Due Financing Receivables"
       }
      }
     },
     "localname": "PastDueFinancingReceivablesTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_PaymentsForProceedsFromFederalHomeLoanBankStock": {
     "auth_ref": [],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 6.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash outflow (inflow) from acquisition (sale) of Federal Home Loan Bank (FHLBank) stock.",
        "label": "Payments for (Proceeds from) Federal Home Loan Bank Stock",
        "negatedLabel": "Net (purchase) redemption of Federal Home Loan Bank stock",
        "totalLabel": "Payments for (Proceeds from) Federal Home Loan Bank Stock, Total"
       }
      }
     },
     "localname": "PaymentsForProceedsFromFederalHomeLoanBankStock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsForProceedsFromShortTermInvestments": {
     "auth_ref": [
      "r913",
      "r914",
      "r917"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 5.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The net amount paid (received) by the reporting entity through acquisition or sale and maturities of short-term investments with an original maturity that is three months or less which qualify for treatment as an investing activity based on management's intention and intended by management to be liquidated, if necessary, within the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the short-term.",
        "label": "Payments for (Proceeds from) Short-Term Investments",
        "negatedLabel": "Net proceeds (payments) from short-term FHLB advances",
        "terseLabel": "Net proceeds (payments) from short-term FHLB advances",
        "totalLabel": "Payments for (Proceeds from) Short-Term Investments, Total"
       }
      }
     },
     "localname": "PaymentsForProceedsFromShortTermInvestments",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsToAcquireFinanceReceivables": {
     "auth_ref": [
      "r37"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash outflow for the purchase of amounts due from customers, clients, lessees, borrowers, or others under the terms of its agreements therewith.",
        "label": "Payments to Acquire Finance Receivables",
        "terseLabel": "Accounts Purchase Price"
       }
      }
     },
     "localname": "PaymentsToAcquireFinanceReceivables",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsToAcquireLoansHeldForInvestment": {
     "auth_ref": [
      "r35"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 3.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash outflow associated with purchasing loans held for investment purposes during the period.",
        "label": "Payments to Acquire Loans Held-for-investment",
        "negatedLabel": "Loan purchases"
       }
      }
     },
     "localname": "PaymentsToAcquireLoansHeldForInvestment",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsToAcquirePropertyPlantAndEquipment": {
     "auth_ref": [
      "r36"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 2.0,
       "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": "Purchase of property and equipment",
        "totalLabel": "Payments to Acquire Property, Plant, and Equipment, Total"
       }
      }
     },
     "localname": "PaymentsToAcquirePropertyPlantAndEquipment",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent": {
     "auth_ref": [
      "r201",
      "r241",
      "r458",
      "r479"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of liability, recognized in statement of financial position, for defined benefit pension and other postretirement plans.",
        "label": "Liability, Defined Benefit Plan",
        "terseLabel": "Liability, Defined Benefit Plan",
        "totalLabel": "Liability, Defined Benefit Plan, Total"
       }
      }
     },
     "localname": "PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PensionAndOtherPostretirementPlansPolicy": {
     "auth_ref": [
      "r120",
      "r121",
      "r122",
      "r123",
      "r124"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for pension and other postretirement benefit plans. This accounting policy may address (1) the types of plans sponsored by the entity, and the benefits provided by each plan (2) groups that participate in (or are covered by) each plan (3) how plan assets, liabilities and expenses are measured, including the use of any actuaries and (4) significant assumptions used by the entity to value plan assets and liabilities and how such assumptions are derived.",
        "label": "Pension and Other Postretirement Plans, Policy [Policy Text Block]",
        "terseLabel": "Defined Contribution Plan"
       }
      }
     },
     "localname": "PensionAndOtherPostretirementPlansPolicy",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_PensionExpense": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cost (reversal of cost) for pension benefits. Excludes other postretirement benefits.",
        "label": "Pension Cost (Reversal of Cost)",
        "terseLabel": "Pension Cost (Reversal of Cost)"
       }
      }
     },
     "localname": "PensionExpense",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PensionPlansDefinedBenefitMember": {
     "auth_ref": [
      "r116",
      "r457",
      "r459",
      "r460",
      "r461",
      "r462",
      "r463",
      "r464",
      "r465",
      "r466",
      "r467",
      "r468",
      "r469",
      "r470",
      "r471",
      "r472",
      "r473",
      "r474",
      "r475",
      "r476",
      "r477",
      "r478",
      "r479",
      "r480",
      "r481",
      "r482",
      "r483",
      "r484",
      "r485",
      "r486",
      "r487",
      "r488",
      "r489",
      "r490",
      "r491",
      "r492",
      "r493",
      "r494",
      "r495",
      "r496",
      "r497",
      "r498",
      "r499",
      "r500",
      "r501",
      "r502",
      "r503",
      "r504",
      "r505",
      "r506",
      "r507",
      "r508",
      "r509",
      "r510",
      "r511",
      "r512",
      "r513",
      "r514",
      "r515",
      "r516",
      "r517",
      "r518",
      "r529",
      "r872",
      "r873",
      "r877",
      "r878",
      "r879"
     ],
     "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 [Member]"
       }
      }
     },
     "localname": "PensionPlansDefinedBenefitMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PlanNameAxis": {
     "auth_ref": [
      "r1015",
      "r1016",
      "r1017",
      "r1018",
      "r1019",
      "r1020",
      "r1021",
      "r1022",
      "r1023",
      "r1024",
      "r1025",
      "r1026",
      "r1027",
      "r1028",
      "r1029",
      "r1030",
      "r1031",
      "r1032",
      "r1033",
      "r1034",
      "r1035",
      "r1036",
      "r1037",
      "r1038",
      "r1039",
      "r1040"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by plan name for share-based payment arrangement.",
        "label": "Plan Name [Axis]",
        "terseLabel": "Plan Name"
       }
      }
     },
     "localname": "PlanNameAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_PlanNameDomain": {
     "auth_ref": [
      "r1015",
      "r1016",
      "r1017",
      "r1018",
      "r1019",
      "r1020",
      "r1021",
      "r1022",
      "r1023",
      "r1024",
      "r1025",
      "r1026",
      "r1027",
      "r1028",
      "r1029",
      "r1030",
      "r1031",
      "r1032",
      "r1033",
      "r1034",
      "r1035",
      "r1036",
      "r1037",
      "r1038",
      "r1039",
      "r1040"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Plan name for share-based payment arrangement.",
        "label": "Plan Name [Domain]",
        "terseLabel": "Plan Name"
       }
      }
     },
     "localname": "PlanNameDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PostemploymentBenefitPlansPolicy": {
     "auth_ref": [
      "r456"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for postemployment benefits. Postemployment benefits are benefits provided to former or inactive employees, their beneficiaries, and covered dependents after employment but before retirement, except for: a) benefits provided through a pension or postretirement benefit plan, b) individual deferred compensation arrangements, c) special or contractual termination benefits, and d) stock compensation plans.",
        "label": "Postemployment Benefit Plans, Policy [Policy Text Block]",
        "terseLabel": "Defined Benefit Plan"
       }
      }
     },
     "localname": "PostemploymentBenefitPlansPolicy",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_PreferredStockParOrStatedValuePerShare": {
     "auth_ref": [
      "r1",
      "r441"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer.",
        "label": "Preferred Stock, Par or Stated Value Per Share",
        "terseLabel": "Preferred Stock, Par or Stated Value Per Share"
       }
      }
     },
     "localname": "PreferredStockParOrStatedValuePerShare",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETSParenthetical"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_PreferredStockSharesAuthorized": {
     "auth_ref": [
      "r1"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws.",
        "label": "Preferred Stock, Shares Authorized",
        "terseLabel": "Preferred Stock, Shares Authorized"
       }
      }
     },
     "localname": "PreferredStockSharesAuthorized",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETSParenthetical"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_PreferredStockSharesIssued": {
     "auth_ref": [
      "r1",
      "r441"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt.",
        "label": "Preferred Stock, Shares Issued",
        "terseLabel": "Preferred Stock, Shares Issued"
       }
      }
     },
     "localname": "PreferredStockSharesIssued",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETSParenthetical"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_PreferredStockSharesOutstanding": {
     "auth_ref": [
      "r1"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased.",
        "label": "Preferred Stock, Shares Outstanding",
        "periodEndLabel": "Preferred Stock, Shares Outstanding, Ending Balance",
        "periodStartLabel": "Preferred Stock, Shares Outstanding, Beginning Balance",
        "terseLabel": "Preferred Stock, Shares Outstanding"
       }
      }
     },
     "localname": "PreferredStockSharesOutstanding",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETSParenthetical"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_PreferredStockValue": {
     "auth_ref": [
      "r1",
      "r888"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "order": 0.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Aggregate par or stated value of issued nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable preferred shares, par value and other disclosure concepts are in another section within stockholders' equity.",
        "label": "Preferred Stock, Value, Issued",
        "terseLabel": "Preferred Stock, $.01 par value, 10,000,000 shares authorized, none issued"
       }
      }
     },
     "localname": "PreferredStockValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PriorPeriodReclassificationAdjustmentDescription": {
     "auth_ref": [
      "r905"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for reclassification affecting comparability of financial statement. Excludes amendment to accounting standards, other change in accounting principle, and correction of error.",
        "label": "Reclassification, Comparability Adjustment [Policy Text Block]",
        "terseLabel": "Reclassifications"
       }
      }
     },
     "localname": "PriorPeriodReclassificationAdjustmentDescription",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ProceedsFromFederalHomeLoanBankBorrowings": {
     "auth_ref": [
      "r915"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 7.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash inflow from Federal Home Loan Bank (FHLBank) borrowing, classified as financing activity.",
        "label": "Proceeds from FHLBank Borrowings, Financing Activities",
        "terseLabel": "Proceeds from long-term FHLB advances"
       }
      }
     },
     "localname": "ProceedsFromFederalHomeLoanBankBorrowings",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities": {
     "auth_ref": [
      "r83",
      "r296",
      "r297"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 0.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash inflow from sale, maturity, prepayment and call of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).",
        "label": "Proceeds from Sale and Maturity of Debt Securities, Available-for-Sale",
        "terseLabel": "Proceeds from sales, calls, maturities and principal payments received on securities available-for-sale",
        "totalLabel": "Proceeds from Sale and Maturity of Debt Securities, Available-for-Sale, Total"
       }
      }
     },
     "localname": "ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfSalesProceedsPrincipalPaymentsReceivedAndGrossRealizedGainsAndLossesOnAvailableForSaleSecuritiesDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProfessionalFees": {
     "auth_ref": [
      "r254",
      "r255"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome": {
       "order": 7.0,
       "parentTag": "us-gaap_NoninterestExpense",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A fee charged for services from professionals such as doctors, lawyers and accountants. The term is often expanded to include other professions, for example, pharmacists charging to maintain a medicinal profile of a client or customer.",
        "label": "Professional Fees",
        "terseLabel": "Professional fees and assessments"
       }
      }
     },
     "localname": "ProfessionalFees",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProfitLoss": {
     "auth_ref": [
      "r266",
      "r283",
      "r286",
      "r299",
      "r306",
      "r317",
      "r328",
      "r329",
      "r349",
      "r350",
      "r352",
      "r354",
      "r381",
      "r417",
      "r418",
      "r419",
      "r420",
      "r421",
      "r422",
      "r423",
      "r424",
      "r425",
      "r610",
      "r613",
      "r614",
      "r636",
      "r653",
      "r777",
      "r855",
      "r884",
      "r885",
      "r911",
      "r947"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail": {
       "order": 2.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 0.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "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 (loss) income",
        "totalLabel": "Net Income (Loss), Including Portion Attributable to Noncontrolling Interest, Total"
       }
      }
     },
     "localname": "ProfitLoss",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Property, Plant and Equipment [Abstract]"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentByTypeAxis": {
     "auth_ref": [
      "r99"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of long-lived, physical assets used to produce goods and services and not intended for resale.",
        "label": "Long-Lived Tangible Asset [Axis]",
        "terseLabel": "Long-Lived Tangible Asset"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentByTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLandBuildingsAndEquipmentScheduleOfLandBuildingAndEquipmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock": {
     "auth_ref": [
      "r100",
      "r811",
      "r812",
      "r813"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections.",
        "label": "Property, Plant and Equipment Disclosure [Text Block]",
        "terseLabel": "Land, Buildings and Equipment"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLandBuildingsAndEquipment"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentGross": {
     "auth_ref": [
      "r97",
      "r267"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLandBuildingsAndEquipmentScheduleOfLandBuildingAndEquipmentDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_PropertyPlantAndEquipmentNet",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business 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, Gross",
        "periodEndLabel": "Property, Plant and Equipment, Gross, Ending Balance",
        "periodStartLabel": "Property, Plant and Equipment, Gross, Beginning Balance",
        "terseLabel": "Property, Plant and Equipment, Gross",
        "totalLabel": "Property, Plant and Equipment, Gross, Total"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentGross",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLandBuildingsAndEquipmentScheduleOfLandBuildingAndEquipmentDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLandBuildingsAndEquipmentScheduleOfLandBuildingAndEquipmentDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentNet": {
     "auth_ref": [
      "r99",
      "r244",
      "r781",
      "r888"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLandBuildingsAndEquipmentScheduleOfLandBuildingAndEquipmentDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "order": 5.0,
       "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": "Land, building and equipment, net",
        "totalLabel": "Property, Plant and Equipment, Net"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentNet",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLandBuildingsAndEquipmentScheduleOfLandBuildingAndEquipmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentPolicyTextBlock": {
     "auth_ref": [
      "r99",
      "r811",
      "r812"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections.",
        "label": "Property, Plant and Equipment, Policy [Policy Text Block]",
        "terseLabel": "Land, Building and Equipment"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentTextBlock": {
     "auth_ref": [
      "r99"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of 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 Text Block]",
        "terseLabel": "Schedule of Land, Building and Equipment"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLandBuildingsAndEquipmentTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentTypeDomain": {
     "auth_ref": [
      "r97"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Listing of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.",
        "label": "Long-Lived Tangible Asset [Domain]",
        "terseLabel": "Long-Lived Tangible Asset"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLandBuildingsAndEquipmentScheduleOfLandBuildingAndEquipmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ProvisionForLoanAndLeaseLosses": {
     "auth_ref": [
      "r41",
      "r60",
      "r219"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 5.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of expense related to estimated loss from loan and lease transactions.",
        "label": "Provision for Loan and Lease Losses",
        "terseLabel": "Provision for loan losses"
       }
      }
     },
     "localname": "ProvisionForLoanAndLeaseLosses",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ReceivablesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Receivables [Abstract]"
       }
      }
     },
     "localname": "ReceivablesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax": {
     "auth_ref": [
      "r20",
      "r23",
      "r290",
      "r666",
      "r670",
      "r671",
      "r909"
     ],
     "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",
        "terseLabel": "Amounts reclassified from AOCI"
       }
      }
     },
     "localname": "ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeSummaryOfChangesInComponentOfAociDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis": {
     "auth_ref": [
      "r291"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by item reclassified out of accumulated other comprehensive income (loss).",
        "label": "Reclassification out of Accumulated Other Comprehensive Income [Axis]"
       }
      }
     },
     "localname": "ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfEffectOfCashFlowHedgeAccountingDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain": {
     "auth_ref": [
      "r291"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Item reclassified out of accumulated other comprehensive income (loss).",
        "label": "Reclassification out of Accumulated Other Comprehensive Income [Domain]"
       }
      }
     },
     "localname": "ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfEffectOfCashFlowHedgeAccountingDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember": {
     "auth_ref": [
      "r291"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Identifies item reclassified out of accumulated other comprehensive income (loss).",
        "label": "Reclassification out of Accumulated Other Comprehensive Income [Member]",
        "terseLabel": "Amount reclassified from AOCI into expense"
       }
      }
     },
     "localname": "ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesSummaryOfEffectOfCashFlowHedgeAccountingDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of information about items reclassified out of accumulated other comprehensive income (loss).",
        "label": "Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]",
        "terseLabel": "Summary of Changes in Component of AOCI"
       }
      }
     },
     "localname": "ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureOtherComprehensiveIncomeTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock": {
     "auth_ref": [
      "r782",
      "r783",
      "r784",
      "r786",
      "r787",
      "r788",
      "r790",
      "r791"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for regulatory capital requirement for depository and lending institutions. Institutions include, but not are not limited to, finance company, insured depository institution, bank holding company, savings and loan association holding company, bank and savings institution not federally insured, mortgage company, foreign financial institution and credit union.",
        "label": "Regulatory Capital Requirements under Banking Regulations [Text Block]",
        "terseLabel": "Regulatory Matters"
       }
      }
     },
     "localname": "RegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMatters"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_RepaymentsOfFederalHomeLoanBankBorrowings": {
     "auth_ref": [
      "r916"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 10.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash outflow for repayment of Federal Home Loan Bank (FHLBank) borrowing, classified as financing activity.",
        "label": "Payments of FHLBank Borrowings, Financing Activities",
        "negatedLabel": "Payments on long-term FHLB advances"
       }
      }
     },
     "localname": "RepaymentsOfFederalHomeLoanBankBorrowings",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RepaymentsOfShortTermDebt": {
     "auth_ref": [
      "r38"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 8.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash outflow for a borrowing having initial term of repayment within one year or the normal operating cycle, if longer.",
        "label": "Repayments of Short-Term Debt",
        "negatedLabel": "Payments on short-term FHLB advances",
        "totalLabel": "Repayments of Short-Term Debt, Total"
       }
      }
     },
     "localname": "RepaymentsOfShortTermDebt",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ResidentialMortgageBackedSecuritiesMember": {
     "auth_ref": [
      "r931",
      "r976"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Securities collateralized by residential real estate mortgage loans.",
        "label": "Residential Mortgage-Backed Securities [Member]",
        "terseLabel": "Residential mortgage backed securities [Member]",
        "verboseLabel": "Residential mortgage-backed securities"
       }
      }
     },
     "localname": "ResidentialMortgageBackedSecuritiesMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValueOfSecuritiesAvailableForSaleDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ResidentialPortfolioSegmentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Portfolio segment of the company's total financing receivables related to residential financing receivables.",
        "label": "Residential Portfolio Segment [Member]",
        "terseLabel": "RES [Member]"
       }
      }
     },
     "localname": "ResidentialPortfolioSegmentMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAnalysisOfPastDueLoansByPortfolioSegmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInformationAboutLoansAndTheALLByPortfolioSegmentAreSummarizedDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInternalRiskRatingOfLoansByPortfolioSegmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansProvidesInformationOnImpairedLoansDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansScheduleOfAccountsNotesLoansAndFinancingReceivableDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansTransactionsInTheAllowanceForLoanLossesALLDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ResidentialRealEstateMember": {
     "auth_ref": [
      "r859",
      "r976"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Property that is used as a home.",
        "label": "Residential Real Estate [Member]",
        "terseLabel": "Residential Real Estate [Member]"
       }
      }
     },
     "localname": "ResidentialRealEstateMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RestrictedStockMember": {
     "auth_ref": [
      "r50"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Stock including a provision that prohibits sale or substantive sale of an equity instrument for a specified period of time or until specified performance conditions are met.",
        "label": "Restricted Stock [Member]",
        "terseLabel": "Restricted Stock Awards [Member]"
       }
      }
     },
     "localname": "RestrictedStockMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RetainedEarningsAccumulatedDeficit": {
     "auth_ref": [
      "r4",
      "r108",
      "r242",
      "r804",
      "r809",
      "r888"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "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",
        "totalLabel": "Retained Earnings (Accumulated Deficit), Total"
       }
      }
     },
     "localname": "RetainedEarningsAccumulatedDeficit",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RetainedEarningsMember": {
     "auth_ref": [
      "r261",
      "r311",
      "r312",
      "r313",
      "r318",
      "r327",
      "r329",
      "r389",
      "r567",
      "r568",
      "r569",
      "r592",
      "r593",
      "r634",
      "r800",
      "r802"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITY"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RetirementPlanNameAxis": {
     "auth_ref": [
      "r520",
      "r521",
      "r522",
      "r523",
      "r524",
      "r525",
      "r526",
      "r527",
      "r528",
      "r880",
      "r954",
      "r955",
      "r956",
      "r957",
      "r958",
      "r959",
      "r960",
      "r961",
      "r962",
      "r963",
      "r964",
      "r965",
      "r966",
      "r967",
      "r968",
      "r969",
      "r970",
      "r971",
      "r972",
      "r973",
      "r974",
      "r975",
      "r976",
      "r977",
      "r978",
      "r979",
      "r980",
      "r981",
      "r982",
      "r983",
      "r984",
      "r985",
      "r986",
      "r987",
      "r988",
      "r989",
      "r990",
      "r991",
      "r992",
      "r993",
      "r994",
      "r995",
      "r996",
      "r997",
      "r998",
      "r999",
      "r1000",
      "r1001",
      "r1002",
      "r1003",
      "r1004",
      "r1005",
      "r1006",
      "r1007",
      "r1008",
      "r1009",
      "r1010",
      "r1011",
      "r1012",
      "r1013",
      "r1014"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by name of plan designed to provide retirement benefits. Includes, but is not limited to, legal name of defined benefit and defined contribution plans.",
        "label": "Retirement Plan Name [Axis]",
        "terseLabel": "Retirement Plan Name"
       }
      }
     },
     "localname": "RetirementPlanNameAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RetirementPlanNameDomain": {
     "auth_ref": [
      "r520",
      "r521",
      "r522",
      "r523",
      "r524",
      "r525",
      "r526",
      "r527",
      "r528",
      "r880",
      "r954",
      "r955",
      "r956",
      "r957",
      "r958",
      "r959",
      "r960",
      "r961",
      "r962",
      "r963",
      "r964",
      "r965",
      "r966",
      "r967",
      "r968",
      "r969",
      "r970",
      "r971",
      "r972",
      "r973",
      "r974",
      "r975",
      "r976",
      "r977",
      "r978",
      "r979",
      "r980",
      "r981",
      "r982",
      "r983",
      "r984",
      "r985",
      "r986",
      "r987",
      "r988",
      "r989",
      "r990",
      "r991",
      "r992",
      "r993",
      "r994",
      "r995",
      "r996",
      "r997",
      "r998",
      "r999",
      "r1000",
      "r1001",
      "r1002",
      "r1003",
      "r1004",
      "r1005",
      "r1006",
      "r1007",
      "r1008",
      "r1009",
      "r1010",
      "r1011",
      "r1012",
      "r1013",
      "r1014"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Name of plan designed to provide retirement benefits. Includes, but is not limited to, legal name of defined benefit and defined contribution plans.",
        "label": "Retirement Plan Name [Domain]",
        "terseLabel": "Retirement Plan Name"
       }
      }
     },
     "localname": "RetirementPlanNameDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RetirementPlanTypeAxis": {
     "auth_ref": [
      "r116",
      "r117",
      "r457",
      "r459",
      "r460",
      "r461",
      "r462",
      "r463",
      "r464",
      "r465",
      "r466",
      "r467",
      "r468",
      "r469",
      "r470",
      "r471",
      "r472",
      "r473",
      "r474",
      "r475",
      "r476",
      "r477",
      "r478",
      "r479",
      "r480",
      "r481",
      "r482",
      "r483",
      "r484",
      "r485",
      "r486",
      "r487",
      "r488",
      "r489",
      "r490",
      "r491",
      "r492",
      "r493",
      "r494",
      "r495",
      "r496",
      "r497",
      "r498",
      "r499",
      "r500",
      "r501",
      "r502",
      "r503",
      "r504",
      "r505",
      "r506",
      "r507",
      "r508",
      "r509",
      "r510",
      "r511",
      "r512",
      "r513",
      "r514",
      "r515",
      "r516",
      "r517",
      "r518",
      "r519",
      "r529",
      "r872",
      "r873",
      "r874",
      "r875",
      "r876",
      "r877",
      "r878",
      "r879"
     ],
     "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"
       }
      }
     },
     "localname": "RetirementPlanTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RetirementPlanTypeDomain": {
     "auth_ref": [
      "r116",
      "r117",
      "r457",
      "r459",
      "r460",
      "r461",
      "r462",
      "r463",
      "r464",
      "r465",
      "r466",
      "r467",
      "r468",
      "r469",
      "r470",
      "r471",
      "r472",
      "r473",
      "r474",
      "r475",
      "r476",
      "r477",
      "r478",
      "r479",
      "r480",
      "r481",
      "r482",
      "r483",
      "r484",
      "r485",
      "r486",
      "r487",
      "r488",
      "r489",
      "r490",
      "r491",
      "r492",
      "r493",
      "r494",
      "r495",
      "r496",
      "r497",
      "r498",
      "r499",
      "r500",
      "r501",
      "r502",
      "r503",
      "r504",
      "r505",
      "r506",
      "r507",
      "r508",
      "r509",
      "r510",
      "r511",
      "r512",
      "r513",
      "r514",
      "r515",
      "r516",
      "r517",
      "r518",
      "r519",
      "r529",
      "r872",
      "r873",
      "r874",
      "r875",
      "r876",
      "r877",
      "r878",
      "r879"
     ],
     "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"
       }
      }
     },
     "localname": "RetirementPlanTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RevenueRecognitionPolicyTextBlock": {
     "auth_ref": [
      "r850",
      "r851"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for revenue. Includes revenue from contract with customer and from other sources.",
        "label": "Revenue [Policy Text Block]",
        "terseLabel": "Revenue Recognition"
       }
      }
     },
     "localname": "RevenueRecognitionPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability": {
     "auth_ref": [
      "r697",
      "r887"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase in right-of-use asset obtained in exchange for operating lease liability.",
        "label": "Right-of-Use Asset Obtained in Exchange for Operating Lease Liability",
        "terseLabel": "Operating lease - operating cash flows (liability reduction)"
       }
      }
     },
     "localname": "RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesComponentsOfOperatingLeaseCostAndOtherRelatedInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_SaleOfStockPricePerShare": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.",
        "label": "Sale of Stock, Price Per Share",
        "terseLabel": "Offering price"
       }
      }
     },
     "localname": "SaleOfStockPricePerShare",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetail"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock": {
     "auth_ref": [
      "r15"
     ],
     "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": "Schedule of Accounts, Notes, Loans and Financing Receivable"
       }
      }
     },
     "localname": "ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock": {
     "auth_ref": [
      "r20",
      "r1057",
      "r1058"
     ],
     "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 Accumulated Other Comprehensive (Loss) Income"
       }
      }
     },
     "localname": "ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureOtherComprehensiveIncomeTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the reconciliation of available-for-sale securities from cost basis to fair value.",
        "label": "Schedule of Available-for-Sale Securities Reconciliation [Table Text Block]",
        "terseLabel": "Schedule of amortized cost and fair value of securities available-for-sale"
       }
      }
     },
     "localname": "ScheduleOfAvailableForSaleSecuritiesReconciliationTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock": {
     "auth_ref": [
      "r785",
      "r789"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the capital amounts and ratios as of the balance sheet date, indicating whether the entity or entities are in compliance with regulatory capital requirements, by entity.",
        "label": "Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations [Table Text Block]",
        "terseLabel": "Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations"
       }
      }
     },
     "localname": "ScheduleOfComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock": {
     "auth_ref": [
      "r147"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years.",
        "label": "Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]",
        "terseLabel": "Schedule of Current and Deferred Components of Income Tax (Benefit) Expense"
       }
      }
     },
     "localname": "ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock": {
     "auth_ref": [
      "r143"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.",
        "label": "Schedule of Deferred Tax Assets and Liabilities [Table Text Block]",
        "terseLabel": "Schedule of Components of Deferred Tax Assets and Liabilities"
       }
      }
     },
     "localname": "ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock": {
     "auth_ref": [
      "r164",
      "r169",
      "r619"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the location and amount of derivative instruments and nonderivative instruments designated as hedging instruments reported before netting adjustments, and the amount of gain (loss) on derivative instruments and nonderivative instruments designated and qualified as hedging instruments.",
        "label": "Derivative Instruments, Gain (Loss) [Table Text Block]",
        "terseLabel": "Summary of the Effect of Cash Flow Hedge Accounting"
       }
      }
     },
     "localname": "ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfDerivativeInstrumentsTextBlock": {
     "auth_ref": [
      "r156",
      "r158",
      "r159",
      "r161",
      "r162",
      "r167",
      "r169",
      "r173",
      "r174"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of pertinent information about 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": "Schedule of Derivative Instruments [Table Text Block]",
        "terseLabel": "Summary of the Company's Derivatives Associated with its Interest Rate Risk Management Activities"
       }
      }
     },
     "localname": "ScheduleOfDerivativeInstrumentsTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock": {
     "auth_ref": [
      "r141"
     ],
     "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 Reasons for Differences in Amount Computed by U.S. Federal Income Tax Rates"
       }
      }
     },
     "localname": "ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfEmployeeStockOwnershipPlanESOPDisclosuresTextBlock": {
     "auth_ref": [
      "r138"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the details pertaining to each employee stock ownership plan.",
        "label": "Employee Stock Ownership Plan (ESOP) Disclosures [Table Text Block]",
        "terseLabel": "Schedule of Company Compensation Expense for the ESOP"
       }
      }
     },
     "localname": "ScheduleOfEmployeeStockOwnershipPlanESOPDisclosuresTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock": {
     "auth_ref": [
      "r641",
      "r642"
     ],
     "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": "Summary of Changes in Level 3 Assets and Liabilities Measured at Fair Value on a Recurring Basis"
       }
      }
     },
     "localname": "ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTable": {
     "auth_ref": [
      "r183",
      "r184"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule detailing the information required and determined to be disclosed regarding the fair value of financial assets and financial liabilities, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition.",
        "label": "Schedule of Fair Value, off-Balance-Sheet Risks [Table]",
        "terseLabel": "Schedule Of Fair Value Off Balance Sheet Risks [Table]"
       }
      }
     },
     "localname": "ScheduleOfFairValueOffBalanceSheetRisksTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFinancialInstrumentsWithOffBalanceSheetRiskCommitmentsAndContingenciesScheduleOfNotionalAmountsOfFinancialInstrumentsWithOffBalanceSheetCreditRiskDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTextBlock": {
     "auth_ref": [
      "r183",
      "r184"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the fair value of financial instruments (as defined), including financial assets and financial liabilities (collectively, as defined) which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition.",
        "label": "Schedule of Fair Value, off-Balance-Sheet Risks [Table Text Block]",
        "terseLabel": "Schedule of Notional Amounts of Financial Instruments with Off-Balance Sheet Credit Risk"
       }
      }
     },
     "localname": "ScheduleOfFairValueOffBalanceSheetRisksTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFinancialInstrumentsWithOffBalanceSheetRiskCommitmentsAndContingenciesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankTextBlock": {
     "auth_ref": [
      "r207",
      "r234",
      "r237"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of advances by federal home loan bank by branch.",
        "label": "Schedule of Federal Home Loan Bank, Advances, by Branch of FHLB Bank [Table Text Block]",
        "terseLabel": "Schedule of Federal Home Loan Bank, Advances, by Branch of FHLB Bank"
       }
      }
     },
     "localname": "ScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfPropertyPlantAndEquipmentTable": {
     "auth_ref": [
      "r99"
     ],
     "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": "Schedule Of Property Plant And Equipment [Table]"
       }
      }
     },
     "localname": "ScheduleOfPropertyPlantAndEquipmentTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLandBuildingsAndEquipmentScheduleOfLandBuildingAndEquipmentDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfRealizedGainLossTableTextBlock": {
     "auth_ref": [
      "r92"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the proceeds from sales of available-for-sale securities and the gross realized gains and gross realized losses that have been included in earnings as a result of those sales.",
        "label": "Schedule of Realized Gain (Loss) [Table Text Block]",
        "terseLabel": "Summary of sales proceeds, principal payments received and gross realized gains and losses on available for sale securities"
       }
      }
     },
     "localname": "ScheduleOfRealizedGainLossTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfServicingAssetsAtFairValueTextBlock": {
     "auth_ref": [
      "r1074"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the activity in the balance of servicing assets (including a description of where changes in fair value are reported in the statement of income for each period for which results of operations are presented), including but not limited to, the following: beginning and ending balances, additions (for instance, through purchases of servicing assets), disposals, changes in fair value during the period resulting from changes in inputs or assumptions used in the valuation model, other changes in fair value along with a description of those changes, and other changes that affect the balance along with a description of those changes.",
        "label": "Schedule of Servicing Assets at Fair Value [Table Text Block]",
        "terseLabel": "Schedule of Servicing Assets at Fair Value"
       }
      }
     },
     "localname": "ScheduleOfServicingAssetsAtFairValueTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoanServicingTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable": {
     "auth_ref": [
      "r530",
      "r532",
      "r534",
      "r535",
      "r536",
      "r538",
      "r539",
      "r540",
      "r541",
      "r542",
      "r543",
      "r544",
      "r545",
      "r546",
      "r547",
      "r548",
      "r549",
      "r550",
      "r551",
      "r552",
      "r553",
      "r554",
      "r555",
      "r558",
      "r559",
      "r560",
      "r561",
      "r562"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about share-based payment arrangement.",
        "label": "Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table]",
        "terseLabel": "Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table]"
       }
      }
     },
     "localname": "ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ServicingAssetAtFairValueAdditions": {
     "auth_ref": [
      "r747"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The value of new servicing assets, subsequently measured at fair value, acquired or created during the current period through purchases or from transfers of financial assets.",
        "label": "Servicing Asset at Fair Value, Additions",
        "terseLabel": "Additions"
       }
      }
     },
     "localname": "ServicingAssetAtFairValueAdditions",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoanServicingSummaryOfActivityInMortgageServicingRightsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ServicingAssetAtFairValueAmount": {
     "auth_ref": [
      "r740",
      "r741",
      "r742",
      "r746"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements.",
        "label": "Servicing Asset at Fair Value, Amount",
        "periodEndLabel": "Balance, end of year",
        "periodStartLabel": "Balance, beginning of year"
       }
      }
     },
     "localname": "ServicingAssetAtFairValueAmount",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoanServicingSummaryOfActivityInMortgageServicingRightsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ServicingAssetAtFairValueDisposals": {
     "auth_ref": [
      "r748"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Decrease in servicing assets subsequently measured at fair value resulting from conveyance of servicing rights to unrelated parties.",
        "label": "Servicing Asset at Fair Value, Disposals",
        "negatedLabel": "Payoffs"
       }
      }
     },
     "localname": "ServicingAssetAtFairValueDisposals",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoanServicingSummaryOfActivityInMortgageServicingRightsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ServicingAssetMeasurementInput": {
     "auth_ref": [
      "r645"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Value of input used to measure servicing asset.",
        "label": "Servicing Asset, Measurement Input",
        "terseLabel": "Mortgage Servicing Rights, Measuring Inputs"
       }
      }
     },
     "localname": "ServicingAssetMeasurementInput",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail"
     ],
     "xbrltype": "decimalItemType"
    },
    "us-gaap_ServicingAssetValuationTechniqueExtensibleList": {
     "auth_ref": [
      "r644"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicates valuation technique for measuring servicing asset.",
        "label": "Servicing Asset, Valuation Technique [Extensible Enumeration]",
        "terseLabel": "Servicing Asset, Valuation Technique [Extensible List]"
       }
      }
     },
     "localname": "ServicingAssetValuationTechniqueExtensibleList",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail"
     ],
     "xbrltype": "enumerationSetItemType"
    },
    "us-gaap_ServicingAssetsAndServicingLiabilitiesFairValueValuationTechniques": {
     "auth_ref": [
      "r195"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Description of valuation technique or method used to estimate fair value of servicing assets and servicing liabilities.",
        "label": "Servicing Assets and Servicing Liabilities, Fair Value, Valuation Techniques",
        "terseLabel": "Mortgage Servicing Rights"
       }
      }
     },
     "localname": "ServicingAssetsAndServicingLiabilitiesFairValueValuationTechniques",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ShareBasedCompensation": {
     "auth_ref": [
      "r41"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of noncash expense for share-based payment arrangement.",
        "label": "Share-Based Payment Arrangement, Noncash Expense",
        "totalLabel": "Share-Based Payment Arrangement, Noncash Expense, Total",
        "verboseLabel": "Share based expense recognized"
       }
      }
     },
     "localname": "ShareBasedCompensation",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod": {
     "auth_ref": [
      "r551"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.",
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period",
        "negatedLabel": "Number of Shares, Forfeited",
        "terseLabel": "Number of Shares, Forfeited"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfNonVestedRestrictedSharesOutstandingDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue": {
     "auth_ref": [
      "r551"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.",
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value",
        "terseLabel": "Weighted Average Grant Date Fair Value, Forfeited"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfNonVestedRestrictedSharesOutstandingDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod": {
     "auth_ref": [
      "r549"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).",
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period",
        "terseLabel": "Number of Shares, Granted"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfNonVestedRestrictedSharesOutstandingDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue": {
     "auth_ref": [
      "r549"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).",
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value",
        "terseLabel": "Weighted Average Grant Date Fair Value, Granted",
        "verboseLabel": "Share price"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfNonVestedRestrictedSharesOutstandingDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber": {
     "auth_ref": [
      "r546",
      "r547"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.",
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number",
        "periodEndLabel": "Non-vested at end of year",
        "periodStartLabel": "Non-vested at beginning of year"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfNonVestedRestrictedSharesOutstandingDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue": {
     "auth_ref": [
      "r546",
      "r547"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.",
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value",
        "periodEndLabel": "Non-vested at end of year",
        "periodStartLabel": "Non-vested at beginning of year"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfNonVestedRestrictedSharesOutstandingDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod": {
     "auth_ref": [
      "r550"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.",
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period",
        "negatedLabel": "Number of Shares, Vested",
        "terseLabel": "Number of Shares, Vested"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfNonVestedRestrictedSharesOutstandingDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue": {
     "auth_ref": [
      "r550"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.",
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value",
        "terseLabel": "Weighted Average Grant Date Fair Value, Vested"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationSummaryOfNonVestedRestrictedSharesOutstandingDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems": {
     "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": "Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]",
        "terseLabel": "Share Based Compensation Arrangement By Share Based Payment Award [Line Items]"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized": {
     "auth_ref": [
      "r883"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of shares authorized for issuance under share-based payment arrangement.",
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized",
        "terseLabel": "Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross": {
     "auth_ref": [
      "r542"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Gross number of share options (or share units) granted during the period.",
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross",
        "terseLabel": "Stock options granted, outstanding"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain": {
     "auth_ref": [
      "r534",
      "r535",
      "r536",
      "r538",
      "r539",
      "r540",
      "r541",
      "r542",
      "r543",
      "r544",
      "r545",
      "r546",
      "r547",
      "r548",
      "r549",
      "r550",
      "r551",
      "r552",
      "r553",
      "r554",
      "r555",
      "r558",
      "r559",
      "r560",
      "r561",
      "r562"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Award under share-based payment arrangement.",
        "label": "Award Type [Domain]",
        "terseLabel": "Award Type"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy": {
     "auth_ref": [
      "r537",
      "r556",
      "r557",
      "r558",
      "r559",
      "r562",
      "r570",
      "r571"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for award under share-based payment arrangement. Includes, but is not limited to, methodology and assumption used in measuring cost.",
        "label": "Share-Based Payment Arrangement [Policy Text Block]",
        "terseLabel": "Stock Based Compensation"
       }
      }
     },
     "localname": "ShareBasedCompensationOptionAndIncentivePlansPolicy",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod": {
     "auth_ref": [
      "r882"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.",
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period",
        "terseLabel": "Issued stock option granted, term"
       }
      }
     },
     "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_SharesOutstanding": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of shares issued which are neither cancelled nor held in the treasury.",
        "label": "Shares, Outstanding",
        "periodEndLabel": "Ending Balance (shares)",
        "periodStartLabel": "Beginning Balance (shares)"
       }
      }
     },
     "localname": "SharesOutstanding",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITY"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShortTermDebtTypeAxis": {
     "auth_ref": [
      "r10"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of short-term debt arrangement.",
        "label": "Short-Term Debt, Type [Axis]",
        "terseLabel": "Short-term Debt, Type"
       }
      }
     },
     "localname": "ShortTermDebtTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ShortTermDebtTypeDomain": {
     "auth_ref": [
      "r8"
     ],
     "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"
       }
      }
     },
     "localname": "ShortTermDebtTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ShortTermLeaseCost": {
     "auth_ref": [
      "r693",
      "r887"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of short-term lease cost, excluding expense for lease with term of one month or less.",
        "label": "Short-Term Lease, Cost",
        "terseLabel": "Short-term lease cost"
       }
      }
     },
     "localname": "ShortTermLeaseCost",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesComponentsOfOperatingLeaseCostAndOtherRelatedInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_SignificantAccountingPoliciesTextBlock": {
     "auth_ref": [
      "r49",
      "r303"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for all significant accounting policies of the reporting entity.",
        "label": "Significant Accounting Policies [Text Block]",
        "terseLabel": "Summary of Significant Accounting Policies"
       }
      }
     },
     "localname": "SignificantAccountingPoliciesTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_SpecialMentionMember": {
     "auth_ref": [
      "r73",
      "r941"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A category of financing receivables considered to have potential weaknesses that deserve management's close attention. If left uncorrected, those potential weaknesses may result in a deterioration of the repayment prospects for the asset or of the creditor's position at some future date.",
        "label": "Special Mention [Member]",
        "terseLabel": "Special Mention [Member]"
       }
      }
     },
     "localname": "SpecialMentionMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInternalRiskRatingOfLoansByPortfolioSegmentDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_StandbyLettersOfCreditMember": {
     "auth_ref": [
      "r103",
      "r149",
      "r253",
      "r416"
     ],
     "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 [Member]"
       }
      }
     },
     "localname": "StandbyLettersOfCreditMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFinancialInstrumentsWithOffBalanceSheetRiskCommitmentsAndContingenciesScheduleOfNotionalAmountsOfFinancialInstrumentsWithOffBalanceSheetCreditRiskDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_StateAndLocalIncomeTaxExpenseBenefitContinuingOperations": {
     "auth_ref": [
      "r919",
      "r1041",
      "r1048"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureIncomeTaxesScheduleOfCurrentAndDeferredComponentsOfIncomeTaxBenefitExpenseDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_IncomeTaxExpenseBenefit",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of current and deferred state and local tax expense (benefit) attributable to income (loss) from continuing operations. Includes, but is not limited to, current and deferred regional, territorial, and provincial tax expense (benefit) for non-US (United States of America) jurisdiction.",
        "label": "State and Local Income Tax Expense (Benefit), Continuing Operations",
        "terseLabel": "State, income tax expense (benefit)",
        "totalLabel": "State and Local Income Tax Expense (Benefit), Continuing Operations, Total"
       }
      }
     },
     "localname": "StateAndLocalIncomeTaxExpenseBenefitContinuingOperations",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureIncomeTaxesScheduleOfCurrentAndDeferredComponentsOfIncomeTaxBenefitExpenseDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "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 [Member]"
       }
      }
     },
     "localname": "StateAndLocalJurisdictionMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_StatementEquityComponentsAxis": {
     "auth_ref": [
      "r14",
      "r107",
      "r261",
      "r289",
      "r290",
      "r291",
      "r311",
      "r312",
      "r313",
      "r318",
      "r327",
      "r329",
      "r342",
      "r389",
      "r455",
      "r567",
      "r568",
      "r569",
      "r592",
      "r593",
      "r634",
      "r666",
      "r667",
      "r668",
      "r669",
      "r670",
      "r671",
      "r709",
      "r800",
      "r801",
      "r802"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by component of equity.",
        "label": "Equity Components [Axis]",
        "terseLabel": "Retained Earnings [Member]"
       }
      }
     },
     "localname": "StatementEquityComponentsAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeSummaryOfChangesInComponentOfAociDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureTreasuryStockAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITY"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeSummaryOfChangesInComponentOfAociDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfIncomeDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyTables",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfChangesInLevel3AssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAnalysisOfPastDueLoansByPortfolioSegmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInformationAboutLoansAndTheALLByPortfolioSegmentAreSummarizedDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInternalRiskRatingOfLoansByPortfolioSegmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansProvidesInformationOnImpairedLoansDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansScheduleOfAccountsNotesLoansAndFinancingReceivableDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansTransactionsInTheAllowanceForLoanLossesALLDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRecentAccountingPronouncementsAdditionalInformationDetails",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValueOfSecuritiesAvailableForSaleDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITY"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementOfCashFlowsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "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]"
       }
      }
     },
     "localname": "StatementOfFinancialPositionAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of Comprehensive Income [Abstract]"
       }
      }
     },
     "localname": "StatementOfIncomeAndComprehensiveIncomeAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementOfStockholdersEquityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of Stockholders' Equity [Abstract]"
       }
      }
     },
     "localname": "StatementOfStockholdersEquityAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementTable": {
     "auth_ref": [
      "r311",
      "r312",
      "r313",
      "r342",
      "r766"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/DisclosureOtherComprehensiveLossIncomeSummaryOfChangesInComponentOfAociDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureBorrowingsScheduleOfFederalHomeLoanBankAdvancesByBranchOfFHLBBankDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfCashFlowsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedStatementsOfIncomeDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyTables",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueMeasurementsRecurringAndNonrecurringDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfChangesInLevel3AssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesSummaryOfSignificantUnobservableInputsUsedInLevel3AssetsMeasuredAtFairValueOnRecurringBasisDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansAnalysisOfPastDueLoansByPortfolioSegmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInformationAboutLoansAndTheALLByPortfolioSegmentAreSummarizedDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInternalRiskRatingOfLoansByPortfolioSegmentDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansProvidesInformationOnImpairedLoansDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansScheduleOfAccountsNotesLoansAndFinancingReceivableDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansTransactionsInTheAllowanceForLoanLossesALLDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRecentAccountingPronouncementsAdditionalInformationDetails",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValueOfSecuritiesAvailableForSaleDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITY"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StockIssuedDuringPeriodSharesNewIssues": {
     "auth_ref": [
      "r1",
      "r2",
      "r107",
      "r108"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of new stock issued during the period.",
        "label": "Stock Issued During Period, Shares, New Issues",
        "terseLabel": "Common stock shares issued during period, new issues",
        "verboseLabel": "Common stock shares sold"
       }
      }
     },
     "localname": "StockIssuedDuringPeriodSharesNewIssues",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetail"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross": {
     "auth_ref": [
      "r107",
      "r108"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total number of shares issued during the period, including shares forfeited, as a result of Restricted Stock Awards.",
        "label": "Stock Issued During Period, Shares, Restricted Stock Award, Gross",
        "terseLabel": "Stock Issued During Period, Shares, Restricted Stock Award,"
       }
      }
     },
     "localname": "StockIssuedDuringPeriodSharesRestrictedStockAwardGross",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation": {
     "auth_ref": [
      "r1",
      "r2",
      "r107",
      "r108"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number, after forfeiture, of shares or units issued under share-based payment arrangement. Excludes shares or units issued under employee stock ownership plan (ESOP).",
        "label": "Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture",
        "terseLabel": "Issuance of stock compensation, (shares)",
        "totalLabel": "Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture, Total"
       }
      }
     },
     "localname": "StockIssuedDuringPeriodSharesShareBasedCompensation",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITY"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of shares (or other type of equity) forfeited during the period.",
        "label": "Shares Issued, Shares, Share-Based Payment Arrangement, Forfeited",
        "terseLabel": "Forfeited stock compensation, (Shares)"
       }
      }
     },
     "localname": "StockIssuedDuringPeriodSharesShareBasedCompensationForfeited",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITY"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised": {
     "auth_ref": [
      "r1",
      "r2",
      "r107",
      "r108",
      "r543"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of share options (or share units) exercised during the current period.",
        "label": "Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period",
        "terseLabel": "Share-based Payment Arrangement, Exercise of Option"
       }
      }
     },
     "localname": "StockIssuedDuringPeriodSharesStockOptionsExercised",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation": {
     "auth_ref": [
      "r1",
      "r2",
      "r108",
      "r127"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Value, after forfeiture, of shares issued under share-based payment arrangement. Excludes employee stock ownership plan (ESOP).",
        "label": "Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture",
        "terseLabel": "Issuance of stock compensation",
        "totalLabel": "Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture, Total"
       }
      }
     },
     "localname": "StockIssuedDuringPeriodValueShareBasedCompensation",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITY"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_StockIssuedDuringPeriodValueShareBasedCompensationForfeited": {
     "auth_ref": [
      "r128"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Value of forfeited shares issued under share-based payment arrangement. Excludes employee stock ownership plan (ESOP).",
        "label": "Shares Issued, Value, Share-Based Payment Arrangement, Forfeited",
        "terseLabel": "Forfeited stock compensation"
       }
      }
     },
     "localname": "StockIssuedDuringPeriodValueShareBasedCompensationForfeited",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITY"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_StockOptionPlanExpense": {
     "auth_ref": [
      "r42"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of noncash expense for option under share-based payment arrangement.",
        "label": "Stock or Unit Option Plan Expense",
        "terseLabel": "ESOP expense"
       }
      }
     },
     "localname": "StockOptionPlanExpense",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.",
        "label": "Stock Repurchase Program, Number of Shares Authorized to be Repurchased",
        "terseLabel": "Number of shares authorized for repurchase"
       }
      }
     },
     "localname": "StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureTreasuryStockAdditionalInformationDetail"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The remaining number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.",
        "label": "Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased",
        "terseLabel": "Number of shares authorized for repurchase"
       }
      }
     },
     "localname": "StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureTreasuryStockAdditionalInformationDetail"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_StockholdersEquity": {
     "auth_ref": [
      "r2",
      "r5",
      "r6",
      "r79",
      "r888",
      "r918",
      "r938",
      "r1056"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0
      },
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "order": 1.0,
       "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",
        "terseLabel": "Stockholders\u2019 equity",
        "totalLabel": "Total stockholders' equity"
       }
      }
     },
     "localname": "StockholdersEquity",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITY"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_StockholdersEquityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stockholders' Equity Attributable to Parent [Abstract]",
        "terseLabel": "Stockholders' Equity:",
        "verboseLabel": "STOCKHOLDERS' EQUITY"
       }
      }
     },
     "localname": "StockholdersEquityAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureCondensedFinancialStatementsOfParentCompanyScheduleOfCondensedBalanceSheetsDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StockholdersEquityNoteDisclosureTextBlock": {
     "auth_ref": [
      "r114",
      "r305",
      "r442",
      "r443",
      "r444",
      "r445",
      "r446",
      "r447",
      "r448",
      "r449",
      "r450",
      "r451",
      "r452",
      "r454",
      "r455",
      "r624"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for shareholders' equity comprised of portions attributable to the parent entity and noncontrolling interest, including other comprehensive income. Includes, but is not limited to, balances of common stock, preferred stock, additional paid-in capital, other capital and retained earnings, accumulated balance for each classification of other comprehensive income and amount of comprehensive income.",
        "label": "Stockholders' Equity Note Disclosure [Text Block]",
        "terseLabel": "Common Stock Repurchases"
       }
      }
     },
     "localname": "StockholdersEquityNoteDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureTreasuryStock"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_SubleaseIncome": {
     "auth_ref": [
      "r695",
      "r887"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of sublease income excluding finance and operating lease expense.",
        "label": "Sublease Income",
        "terseLabel": "Sublease income"
       }
      }
     },
     "localname": "SubleaseIncome",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesComponentsOfOperatingLeaseCostAndOtherRelatedInformationDetail"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SubsequentEventMember": {
     "auth_ref": [
      "r672",
      "r713"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SubsequentEventTable": {
     "auth_ref": [
      "r672",
      "r713"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SubsequentEventTypeAxis": {
     "auth_ref": [
      "r672",
      "r713"
     ],
     "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"
       }
      }
     },
     "localname": "SubsequentEventTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SubsequentEventTypeDomain": {
     "auth_ref": [
      "r672",
      "r713"
     ],
     "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"
       }
      }
     },
     "localname": "SubsequentEventTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDerivativesAndHedgingActivitiesAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSubsequentEventsAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SubsequentEventsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Subsequent Events [Abstract]"
       }
      }
     },
     "localname": "SubsequentEventsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_SubsequentEventsTextBlock": {
     "auth_ref": [
      "r712",
      "r714"
     ],
     "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"
       }
      }
     },
     "localname": "SubsequentEventsTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSubsequentEvents"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_SubstandardMember": {
     "auth_ref": [
      "r73",
      "r941"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A category of financing receivables that are inadequately protected by the current sound worth and paying capacity of the obligor or of the collateral pledged, if any. Loans so classified have a well-defined weakness or weaknesses that jeopardize the liquidation of the debt. They are characterized by the distinct possibility that the creditor will sustain some loss if the deficiencies are not corrected.",
        "label": "Substandard [Member]",
        "terseLabel": "Substandard [Member]"
       }
      }
     },
     "localname": "SubstandardMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInternalRiskRatingOfLoansByPortfolioSegmentDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SupplementalCashFlowInformationAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Supplemental Cash Flow Information [Abstract]",
        "terseLabel": "Supplemental disclosure of cash flow information:"
       }
      }
     },
     "localname": "SupplementalCashFlowInformationAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SupplementalEmployeeRetirementPlanDefinedBenefitMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Plan designed to provide limited group of employees with supplemental retirement benefits, in addition to other pension benefits. Includes, but is not limited to, defined benefit and defined contribution plans.",
        "label": "Supplemental Employee Retirement Plan [Member]",
        "terseLabel": "Supplemental Employee Retirement Plan [Member]"
       }
      }
     },
     "localname": "SupplementalEmployeeRetirementPlanDefinedBenefitMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_TaxCreditCarryforwardAmount": {
     "auth_ref": [
      "r144"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.",
        "label": "Tax Credit Carryforward, Amount",
        "terseLabel": "Tax credit carry forward"
       }
      }
     },
     "localname": "TaxCreditCarryforwardAmount",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TaxCreditCarryforwardAxis": {
     "auth_ref": [
      "r145"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by specific tax credit related to an unused tax credit.",
        "label": "Tax Credit Carryforward [Axis]",
        "terseLabel": "Tax Credit Carryforward"
       }
      }
     },
     "localname": "TaxCreditCarryforwardAxis",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetail"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_TaxCreditCarryforwardNameDomain": {
     "auth_ref": [
      "r145"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The name of the tax credit carryforward.",
        "label": "Tax Credit Carryforward, Name [Domain]",
        "terseLabel": "Tax Credit Carryforward, Name"
       }
      }
     },
     "localname": "TaxCreditCarryforwardNameDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureIncomeTaxesAdditionalInformationDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_TierOneLeverageCapital": {
     "auth_ref": [
      "r785"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of Tier 1 leverage capital as defined by regulatory framework.",
        "label": "Banking Regulation, Tier 1 Leverage Capital, Actual",
        "terseLabel": "Actual, Tier 1 Capital (to average assets)"
       }
      }
     },
     "localname": "TierOneLeverageCapital",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacy": {
     "auth_ref": [
      "r785",
      "r789"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of minimum Tier 1 leverage capital required for capital adequacy as defined by regulatory framework.",
        "label": "Banking Regulation, Tier 1 Leverage Capital, Capital Adequacy, Minimum",
        "terseLabel": "Minimum Capital Requirement, Tier 1 Capital (to average assets)"
       }
      }
     },
     "localname": "TierOneLeverageCapitalRequiredForCapitalAdequacy",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets": {
     "auth_ref": [
      "r785",
      "r789"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ratio of minimum Tier 1 leverage capital to average assets required for capital adequacy as defined by regulatory framework.",
        "label": "Banking Regulation, Tier 1 Leverage Capital Ratio, Capital Adequacy, Minimum",
        "terseLabel": "Minimum Capital Requirement Ratio, Tier 1 Capital (to average assets)"
       }
      }
     },
     "localname": "TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "pureItemType"
    },
    "us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalized": {
     "auth_ref": [
      "r785"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of minimum Tier 1 leverage capital categorized as well capitalized as defined by regulatory framework for prompt corrective action.",
        "label": "Banking Regulation, Tier 1 Leverage Capital, Well Capitalized, Minimum",
        "terseLabel": "Minimum Capital Required to be Well Capitalized, Tier 1 Capital (to average assets)"
       }
      }
     },
     "localname": "TierOneLeverageCapitalRequiredToBeWellCapitalized",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets": {
     "auth_ref": [
      "r785"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ratio of minimum Tier 1 leverage capital to average assets categorized as well capitalized as defined by regulatory framework for prompt corrective action.",
        "label": "Banking Regulation, Tier 1 Leverage Capital Ratio, Well Capitalized, Minimum",
        "terseLabel": "Minimum Capital Requirement Ratio, Tier 1 Capital (to average assets)"
       }
      }
     },
     "localname": "TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "pureItemType"
    },
    "us-gaap_TierOneLeverageCapitalToAverageAssets": {
     "auth_ref": [
      "r785"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ratio of Tier 1 capital to average assets as defined by regulatory framework.",
        "label": "Banking Regulation, Tier 1 Leverage Capital Ratio, Actual",
        "terseLabel": "Actual Ratio, Tier 1 Capital (to average assets)"
       }
      }
     },
     "localname": "TierOneLeverageCapitalToAverageAssets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "pureItemType"
    },
    "us-gaap_TierOneRiskBasedCapital": {
     "auth_ref": [
      "r785"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of Tier 1 risk-based capital as defined by regulatory framework.",
        "label": "Banking Regulation, Tier 1 Risk-Based Capital, Actual",
        "terseLabel": "Actual, Tier 1 Capital (to risk- weighted assets)"
       }
      }
     },
     "localname": "TierOneRiskBasedCapital",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacy": {
     "auth_ref": [
      "r785",
      "r789"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of minimum Tier 1 risk-based capital required for capital adequacy as defined by regulatory framework.",
        "label": "Banking Regulation, Tier 1 Risk-Based Capital, Capital Adequacy, Minimum",
        "terseLabel": "Minimum Capital Requirement, Tier 1 Capital (to risk-weighted assets)"
       }
      }
     },
     "localname": "TierOneRiskBasedCapitalRequiredForCapitalAdequacy",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets": {
     "auth_ref": [
      "r785",
      "r789"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ratio of minimum Tier 1 risk-based capital to risk-weighted assets required for capital adequacy as defined by regulatory framework.",
        "label": "Banking Regulation, Tier 1 Risk-Based Capital Ratio, Capital Adequacy, Minimum",
        "terseLabel": "Minimum Capital Requirement Ratio, Tier 1 Capital (to risk-weighted assets)"
       }
      }
     },
     "localname": "TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "pureItemType"
    },
    "us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalized": {
     "auth_ref": [
      "r785"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of minimum Tier 1 risk-based capital categorized as well capitalized as defined by regulatory framework for prompt corrective action.",
        "label": "Banking Regulation, Tier 1 Risk-Based Capital, Well Capitalized, Minimum",
        "verboseLabel": "Minimum Capital Required to be Well Capitalized, Tier 1 Capital (to risk-weighted assets)"
       }
      }
     },
     "localname": "TierOneRiskBasedCapitalRequiredToBeWellCapitalized",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets": {
     "auth_ref": [
      "r785"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ratio of minimum Tier 1 risk-based capital to risk-weighted assets categorized as well capitalized as defined by regulatory framework for prompt corrective action.",
        "label": "Banking Regulation, Tier 1 Risk-Based Capital Ratio, Well Capitalized, Minimum",
        "terseLabel": "Minimum Capital Requirement Ratio, Tier 1 Capital (to risk-weighted assets)"
       }
      }
     },
     "localname": "TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "pureItemType"
    },
    "us-gaap_TierOneRiskBasedCapitalToRiskWeightedAssets": {
     "auth_ref": [
      "r785"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Ratio of Tier 1 risk-based capital to risk-weighted assets as defined by regulatory framework.",
        "label": "Banking Regulation, Tier 1 Risk-Based Capital Ratio, Actual",
        "terseLabel": "Actual Ratio, Tier 1 Capital (to risk- weighted assets)"
       }
      }
     },
     "localname": "TierOneRiskBasedCapitalToRiskWeightedAssets",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRegulatoryMattersScheduleOfRegulatoryCapitalRequirementsDetail"
     ],
     "xbrltype": "pureItemType"
    },
    "us-gaap_TimeDepositMaturitiesTableTextBlock": {
     "auth_ref": [
      "r105"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of time deposit liability maturities.",
        "label": "Time Deposit Maturities [Table Text Block]",
        "terseLabel": "Maturities of Time Deposits"
       }
      }
     },
     "localname": "TimeDepositMaturitiesTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_TimeDepositMaturitiesYearFive": {
     "auth_ref": [
      "r105"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsTimeDepositMaturitiesDetail": {
       "order": 3.0,
       "parentTag": "us-gaap_TimeDeposits",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of time deposit maturing in fifth fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Time Deposit Maturities, Year Five",
        "terseLabel": "2027"
       }
      }
     },
     "localname": "TimeDepositMaturitiesYearFive",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsTimeDepositMaturitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TimeDepositMaturitiesYearFour": {
     "auth_ref": [
      "r105"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsTimeDepositMaturitiesDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_TimeDeposits",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of time deposit maturing in fourth fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Time Deposit Maturities, Year Four",
        "terseLabel": "2026"
       }
      }
     },
     "localname": "TimeDepositMaturitiesYearFour",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsTimeDepositMaturitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TimeDepositMaturitiesYearOne": {
     "auth_ref": [
      "r105"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsTimeDepositMaturitiesDetail": {
       "order": 4.0,
       "parentTag": "us-gaap_TimeDeposits",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of time deposit maturing in next fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Time Deposit Maturities, Year One",
        "terseLabel": "2023"
       }
      }
     },
     "localname": "TimeDepositMaturitiesYearOne",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsTimeDepositMaturitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TimeDepositMaturitiesYearThree": {
     "auth_ref": [
      "r105"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsTimeDepositMaturitiesDetail": {
       "order": 2.0,
       "parentTag": "us-gaap_TimeDeposits",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of time deposit maturing in third fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Time Deposit Maturities, Year Three",
        "terseLabel": "2025"
       }
      }
     },
     "localname": "TimeDepositMaturitiesYearThree",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsTimeDepositMaturitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TimeDepositMaturitiesYearTwo": {
     "auth_ref": [
      "r105"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsTimeDepositMaturitiesDetail": {
       "order": 0.0,
       "parentTag": "us-gaap_TimeDeposits",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of time deposit maturing in second fiscal year following current fiscal year. Time deposit includes, but is not limited to, certificate of deposit. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).",
        "label": "Time Deposit Maturities, Year Two",
        "terseLabel": "2024"
       }
      }
     },
     "localname": "TimeDepositMaturitiesYearTwo",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsTimeDepositMaturitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TimeDeposits": {
     "auth_ref": [
      "r204",
      "r233"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsTimeDepositMaturitiesDetail": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of time deposit liabilities, including certificates of deposit.",
        "label": "Time Deposits",
        "totalLabel": "Total"
       }
      }
     },
     "localname": "TimeDeposits",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsTimeDepositMaturitiesDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TransfersAndServicingAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Transfers and Servicing [Abstract]"
       }
      }
     },
     "localname": "TransfersAndServicingAbstract",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "xbrltype": "stringItemType"
    },
    "us-gaap_TransfersAndServicingOfFinancialAssetsTextBlock": {
     "auth_ref": [
      "r715",
      "r716",
      "r721",
      "r725",
      "r727",
      "r728",
      "r733",
      "r734",
      "r736",
      "r737",
      "r739",
      "r743",
      "r744",
      "r745",
      "r750",
      "r751",
      "r758",
      "r760",
      "r764",
      "r1073"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for a transferor's continuing involvement in financial assets that it has transferred in a securitization or asset-backed financing arrangement, the nature of any restrictions on assets reported by an entity in its statement of financial position that relate to a transferred financial asset (including the carrying amounts of such assets), how servicing assets and servicing liabilities are reported, and (for securitization or asset-backed financing arrangements accounted for as sales) when a transferor has continuing involvement with the transferred financial assets and transfers of financial assets accounted for as secured borrowings, how the transfer of financial assets affects an entity's financial position, financial performance, and cash flows.",
        "label": "Transfers and Servicing of Financial Assets [Text Block]",
        "terseLabel": "Loan Servicing"
       }
      }
     },
     "localname": "TransfersAndServicingOfFinancialAssetsTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoanServicing"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_TransfersAndServicingOfFinancialAssetsTransfersOfFinancialAssetsPolicy": {
     "auth_ref": [
      "r191",
      "r192",
      "r193",
      "r194"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for transfers of financial assets, including securitization transactions. The disclosure is generally expected to include how the entity determines whether a transaction is accounted for as a sale or financing, and the initial and subsequent accounting for such a transaction. The disclosure also may address how interests that are obtained and sold, or those that continue to be held, in such transactions are measured and accounted for, and the methodology and significant assumptions used to value such interests, and the gains or losses resulting from the sale.",
        "label": "Transfers and Servicing of Financial Assets, Transfers of Financial Assets, Policy [Policy Text Block]",
        "terseLabel": "Transfers and Servicing of Financial Assets"
       }
      }
     },
     "localname": "TransfersAndServicingOfFinancialAssetsTransfersOfFinancialAssetsPolicy",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain": {
     "auth_ref": [
      "r374",
      "r375",
      "r439",
      "r453",
      "r623",
      "r715",
      "r716",
      "r717",
      "r718",
      "r719",
      "r720",
      "r722",
      "r723",
      "r724",
      "r729",
      "r730",
      "r731",
      "r732",
      "r735",
      "r738",
      "r746",
      "r747",
      "r748",
      "r749",
      "r752",
      "r753",
      "r754",
      "r755",
      "r756",
      "r757",
      "r758",
      "r759",
      "r761",
      "r762",
      "r763",
      "r935",
      "r936",
      "r937",
      "r1080",
      "r1081",
      "r1082",
      "r1083",
      "r1084",
      "r1085",
      "r1086"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Instrument or contract that imposes a contractual obligation to deliver cash or another financial instrument or to exchange other financial instruments on potentially unfavorable terms and conveys a contractual right to receive cash or another financial instrument or to exchange other financial instruments on potentially favorable terms.",
        "label": "Financial Instruments [Domain]",
        "terseLabel": "Financial Instruments"
       }
      }
     },
     "localname": "TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureDepositsAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFinancialInstrumentsWithOffBalanceSheetRiskCommitmentsAndContingenciesScheduleOfNotionalAmountsOfFinancialInstrumentsWithOffBalanceSheetCreditRiskDetails",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValueOfSecuritiesAvailableForSaleDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_TreasuryStockMember": {
     "auth_ref": [
      "r13",
      "r109"
     ],
     "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.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITY"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_TreasuryStockSharesAcquired": {
     "auth_ref": [
      "r2",
      "r107",
      "r108"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of shares that have been repurchased during the period and are being held in treasury.",
        "label": "Treasury Stock, Shares, Acquired",
        "negatedLabel": "Treasury stock activity (shares)"
       }
      }
     },
     "localname": "TreasuryStockSharesAcquired",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITY"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_TreasuryStockTextBlock": {
     "auth_ref": [
      "r113"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for treasury stock, including, but not limited to, average cost per share, description of share repurchase program, shares repurchased, shares held for each class of treasury stock.",
        "label": "Treasury Stock [Text Block]",
        "terseLabel": "Treasury Stock"
       }
      }
     },
     "localname": "TreasuryStockTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureTreasuryStock"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_TreasuryStockValue": {
     "auth_ref": [
      "r13",
      "r109",
      "r112"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "order": 5.0,
       "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: 137,472 and 78,433 shares as of December 31, 2022 and 2021, respectively",
        "totalLabel": "Treasury Stock, Value, Total"
       }
      }
     },
     "localname": "TreasuryStockValue",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TreasuryStockValueAcquiredCostMethod": {
     "auth_ref": [
      "r107",
      "r108",
      "r109"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.",
        "label": "Treasury Stock, Value, Acquired, Cost Method",
        "negatedLabel": "Treasury stock activity"
       }
      }
     },
     "localname": "TreasuryStockValueAcquiredCostMethod",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCHANGESINSTOCKHOLDERSEQUITY"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TypeOfAdoptionMember": {
     "auth_ref": [
      "r259",
      "r260",
      "r261",
      "r262",
      "r263",
      "r317",
      "r318",
      "r319",
      "r321",
      "r331",
      "r364",
      "r365",
      "r386",
      "r387",
      "r388",
      "r389",
      "r392",
      "r393",
      "r567",
      "r568",
      "r569",
      "r590",
      "r591",
      "r592",
      "r593",
      "r607",
      "r608",
      "r609",
      "r625",
      "r626",
      "r627",
      "r628",
      "r629",
      "r630",
      "r631",
      "r633",
      "r634",
      "r635",
      "r636",
      "r637",
      "r654",
      "r655",
      "r657",
      "r658",
      "r659",
      "r660",
      "r664",
      "r665",
      "r673",
      "r674",
      "r679",
      "r680",
      "r681",
      "r682",
      "r703",
      "r705",
      "r706",
      "r707",
      "r708",
      "r709",
      "r767",
      "r768",
      "r769",
      "r798",
      "r799",
      "r800",
      "r801",
      "r802",
      "r803",
      "r804",
      "r805",
      "r806",
      "r807",
      "r808",
      "r809"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amendment to accounting standards.",
        "label": "Accounting Standards Update [Domain]"
       }
      }
     },
     "localname": "TypeOfAdoptionMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureRecentAccountingPronouncementsAdditionalInformationDetails",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDSTATEMENTSOFCASHFLOWS"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_USGovernmentAgenciesDebtSecuritiesMember": {
     "auth_ref": [
      "r852",
      "r870",
      "r1076"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Debentures, notes, and other debt securities issued by US government agencies, for example, but not limited to, Government National Mortgage Association (GNMA or Ginnie Mae). Excludes US treasury securities and debt issued by government-sponsored Enterprises (GSEs), for example, but is not limited to, Federal Home Loan Mortgage Corporation (FHLMC or Freddie Mac), Federal National Mortgage Association (FNMA or Fannie Mae), and the Federal Home Loan Bank (FHLB).",
        "label": "US Government Agencies Debt Securities [Member]",
        "terseLabel": "U.S. Government agency small business administration pools guaranteed by SBA [Member]",
        "verboseLabel": "U.S. Government agency small business pools guaranteed by SBA [Member]"
       }
      }
     },
     "localname": "USGovernmentAgenciesDebtSecuritiesMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValueOfSecuritiesAvailableForSaleDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValuesOfAvailableForSaleSecuritiesByContractualMaturityDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_USGovernmentSponsoredEnterprisesDebtSecuritiesMember": {
     "auth_ref": [
      "r976",
      "r1076"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Debentures, bonds and other debt securities issued by US government sponsored entities (GSEs), for example, but not limited to, Federal Home Loan Mortgage Corporation (FHLMC or Freddie Mac), Federal National Mortgage Association (FNMA or Fannie Mae), and the Federal Home Loan Bank (FHLB). Excludes debt issued by the Government National Mortgage Association (GNMA or Ginnie Mae).",
        "label": "US Government-sponsored Enterprises Debt Securities [Member]",
        "terseLabel": "U.S. Government-sponsored enterprises obligations [Member]"
       }
      }
     },
     "localname": "USGovernmentSponsoredEnterprisesDebtSecuritiesMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureFairValuesOfAssetsAndLiabilitiesFairValueByBalanceSheetGroupingDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleScheduleOfAmortizedCostAndFairValueOfSecuritiesAvailableForSaleDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSecuritiesAvailableForSaleSummaryOfGrossUnrealizedLossesAndFairValueForThoseInvestmentsWithUnrealizedLossesDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_UnallocatedFinancingReceivablesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Financing receivables that have not been allocated to a portfolio segment.",
        "label": "Unallocated Financing Receivables [Member]",
        "terseLabel": "Unallocated [Member]"
       }
      }
     },
     "localname": "UnallocatedFinancingReceivablesMember",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansInformationAboutLoansAndTheALLByPortfolioSegmentAreSummarizedDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansTransactionsInTheAllowanceForLoanLossesALLDetail"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums": {
     "auth_ref": [
      "r80"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansScheduleOfAccountsNotesLoansAndFinancingReceivableDetail": {
       "order": 1.0,
       "parentTag": "us-gaap_LoansAndLeasesReceivableNetReportedAmount",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of deferred fees paid by borrowers and unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of loans that are being amortized into income as an adjustment to yield. Excludes amounts for loans and leases covered under loss sharing agreements.",
        "label": "Unamortized Loan Commitment and Origination Fees and Unamortized Discounts or Premiums",
        "terseLabel": "Net deferred loan costs"
       }
      }
     },
     "localname": "UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureLoansScheduleOfAccountsNotesLoansAndFinancingReceivableDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_UnearnedESOPShares": {
     "auth_ref": [
      "r132",
      "r137"
     ],
     "calculation": {
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS": {
       "order": 6.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of unearned shares for all classes of common stock and nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by an employee stock ownership plan (ESOP). Includes the sale of shares or the issuance treasury shares to an ESOP.",
        "label": "Unearned ESOP Shares",
        "negatedLabel": "Unearned stock compensation",
        "verboseLabel": "Unearned compensation for ESOP"
       }
      }
     },
     "localname": "UnearnedESOPShares",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureEmployeeBenefitsAdditionalInformationDetail",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureStockBasedCompensationAdditionalInformationDetails",
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_StatementCONSOLIDATEDBALANCESHEETS"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_UnrecognizedTaxBenefits": {
     "auth_ref": [
      "r573",
      "r581"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of unrecognized tax benefits.",
        "label": "Unrecognized Tax Benefits",
        "periodEndLabel": "Unrecognized Tax Benefits, Ending Balance",
        "periodStartLabel": "Unrecognized Tax Benefits, Beginning Balance",
        "terseLabel": "Unrecognized Tax Benefits"
       }
      }
     },
     "localname": "UnrecognizedTaxBenefits",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesAdditionalInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_UseOfEstimates": {
     "auth_ref": [
      "r52",
      "r53",
      "r54",
      "r343",
      "r344",
      "r345",
      "r346"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of accounting policy for the use of estimates in the preparation of financial statements in conformity with generally accepted accounting principles.",
        "label": "Use of Estimates, Policy [Policy Text Block]",
        "terseLabel": "Use of Estimates"
       }
      }
     },
     "localname": "UseOfEstimates",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/Role_DisclosureSummaryOfSignificantAccountingPoliciesPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_VariableLeaseCost": {
     "auth_ref": [
      "r694",
      "r887"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases.",
        "label": "Variable Lease, Cost",
        "terseLabel": "Variable lease cost (Cost excluded from lease payments)"
       }
      }
     },
     "localname": "VariableLeaseCost",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/DisclosureLeasesComponentsOfOperatingLeaseCostAndOtherRelatedInformationDetail"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding": {
     "auth_ref": [
      "r335",
      "r340"
     ],
     "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",
        "totalLabel": "Weighted Average Number of Shares Outstanding, Diluted, Total"
       }
      }
     },
     "localname": "WeightedAverageNumberOfDilutedSharesOutstanding",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_WeightedAverageNumberOfSharesOutstandingBasic": {
     "auth_ref": [
      "r334",
      "r340"
     ],
     "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",
        "totalLabel": "Weighted Average Number of Shares Outstanding, Basic, Total"
       }
      }
     },
     "localname": "WeightedAverageNumberOfSharesOutstandingBasic",
     "nsuri": "http://fasb.org/us-gaap/2022",
     "presentation": [
      "http://www.firstseacoastbank.com/20221231/taxonomy/role/StatementConsolidatedStatementsOfLossIncome"
     ],
     "xbrltype": "sharesItemType"
    }
   },
   "unitCount": 10
  }
 },
 "std_ref": {
  "r0": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "205",
   "URI": "https://asc.fasb.org/topic&trid=2122149",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r1": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r10": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r100": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "360",
   "URI": "https://asc.fasb.org/topic&trid=2155823",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r1000": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1001": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1002": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1003": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e2417-114920",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1004": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e2417-114920",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1005": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1006": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1007": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1008": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1009": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r101": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r1010": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1011": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1012": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1013": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1014": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1015": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(1)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1016": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(2)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1017": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(3)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1018": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)(i)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1019": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)(ii)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r102": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r1020": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)(iii)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1021": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)(iv)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1022": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)(iv)(01)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1023": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)(iv)(02)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1024": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)(iv)(03)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1025": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)(iv)(04)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1026": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)(i)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1027": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)(ii)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1028": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)(iii)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1029": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)(iii)(01)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r103": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r1030": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)(iii)(02)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1031": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)(iii)(03)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1032": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)(1)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1033": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)(2)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1034": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)(1)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1035": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)(2)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1036": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)(2)(i)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1037": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1038": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1039": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r104": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "19",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=99376301&loc=d3e1398-112600",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r1040": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)(2)(v)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1041": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1042": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1043": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32718-109319",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1044": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1045": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32621-109319",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1046": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1047": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32639-109319",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1048": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1049": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r105": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "470",
   "URI": "https://asc.fasb.org/extlink&oid=123465755&loc=d3e1835-112601",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r1050": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1051": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1052": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1053": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1054": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1055": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1056": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1057": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1058": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1059": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=123391704&loc=SL77918638-209977",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r106": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "470",
   "URI": "https://asc.fasb.org/topic&trid=2208564",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r1060": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(1)",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1061": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(3)",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1062": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1063": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918701-209980",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1064": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1065": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1066": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1067": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1068": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1069": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r107": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r1070": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1071": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1072": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1073": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(b)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=128311188&loc=d3e122596-111746",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1074": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=128311188&loc=d3e122625-111746",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1075": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1076": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1077": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "320",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126980459&loc=d3e62586-112803",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1078": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "320",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126980459&loc=SL120269850-112803",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1079": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r108": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r1080": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1402",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1081": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(b)",
   "Publisher": "SEC",
   "Section": "1402",
   "Subparagraph": "(1)",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1082": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(b)",
   "Publisher": "SEC",
   "Section": "1402",
   "Subparagraph": "(2)",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1083": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(b)",
   "Publisher": "SEC",
   "Section": "1402",
   "Subparagraph": "(3)",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1084": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(c)",
   "Publisher": "SEC",
   "Section": "1402",
   "Subparagraph": "(2)(i)",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1085": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(c)",
   "Publisher": "SEC",
   "Section": "1402",
   "Subparagraph": "(2)(ii)",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1086": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(c)",
   "Publisher": "SEC",
   "Section": "1402",
   "Subparagraph": "(2)(iii)",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1087": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1404",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1088": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1405",
   "Subparagraph": "(1)",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1089": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1405",
   "Subparagraph": "(2)",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r109": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r1090": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1405",
   "Subparagraph": "(3)",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1091": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1406",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1092": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1406",
   "Subparagraph": "(1)",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1093": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1406",
   "Subparagraph": "(2)",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1094": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1406",
   "Subparagraph": "(3)",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1095": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1406",
   "Subparagraph": "(4)",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1096": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1406",
   "Subparagraph": "(5)",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1097": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(c)",
   "Publisher": "SEC",
   "Section": "1406",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1098": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(d)",
   "Publisher": "SEC",
   "Section": "1406",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1099": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(e)",
   "Publisher": "SEC",
   "Section": "1406",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r11": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r110": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=6405834&loc=d3e23285-112656",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r1100": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(f)",
   "Publisher": "SEC",
   "Section": "1406",
   "Subparagraph": "(1)",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1101": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(f)",
   "Publisher": "SEC",
   "Section": "1406",
   "Subparagraph": "(2)",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1102": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(f)",
   "Publisher": "SEC",
   "Section": "1406",
   "Subparagraph": "(2)(i)",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1103": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(f)",
   "Publisher": "SEC",
   "Section": "1406",
   "Subparagraph": "(2)(i)(ii)",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1104": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(f)",
   "Publisher": "SEC",
   "Section": "1406",
   "Subparagraph": "(2)(i)(iii)",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1105": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(f)",
   "Publisher": "SEC",
   "Section": "1406",
   "Subparagraph": "(2)(i)(iv)",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1106": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Publisher": "SEC",
   "Section": "11",
   "Subsection": "03",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1107": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "04",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1108": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "13",
   "Subparagraph": "(4)(i)",
   "Subsection": "01",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r1109": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "13",
   "Subparagraph": "(4)(iv)",
   "Subsection": "01",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r111": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=6405834&loc=d3e23309-112656",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r1110": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "13",
   "Subparagraph": "(4)(iv)",
   "Subsection": "02",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r112": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r113": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "30",
   "Topic": "505",
   "URI": "https://asc.fasb.org/subtopic&trid=2208821",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r114": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "505",
   "URI": "https://asc.fasb.org/topic&trid=2208762",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r115": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "710",
   "URI": "https://asc.fasb.org/topic&trid=2127225",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r116": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r117": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r118": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "712",
   "URI": "https://asc.fasb.org/topic&trid=2197446",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r119": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(b)(c)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r12": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.22 (b))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r120": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r121": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=6412939&loc=d3e15145-114933",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r122": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "60",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=66047640&loc=d3e39622-114963",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r123": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r124": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=65877416&loc=d3e29149-114947",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r125": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "715",
   "URI": "https://asc.fasb.org/topic&trid=2235017",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r126": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r127": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)(1)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r128": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "c(1)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r129": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=126964447&loc=d3e11149-113907",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r13": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r130": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=126964447&loc=d3e11178-113907",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r131": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "40",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=109244457&loc=d3e16721-113920",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r132": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "40",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=6418591&loc=d3e17344-113926",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r133": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "40",
   "Subparagraph": "(a)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=109244661&loc=d3e17540-113929",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r134": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "40",
   "Subparagraph": "(b)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=109244661&loc=d3e17540-113929",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r135": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "40",
   "Subparagraph": "(c)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=109244661&loc=d3e17540-113929",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r136": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "40",
   "Subparagraph": "(d)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=109244661&loc=d3e17540-113929",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r137": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "40",
   "Subparagraph": "(e)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=109244661&loc=d3e17540-113929",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r138": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "40",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=109244661&loc=d3e17540-113929",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r139": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "718",
   "URI": "https://asc.fasb.org/topic&trid=2228938",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r14": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r140": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r141": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r142": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r143": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r144": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32559-109319",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r145": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32559-109319",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r146": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32632-109319",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r147": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32639-109319",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r148": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r149": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r15": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r150": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r151": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r152": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r153": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r154": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "810",
   "URI": "https://asc.fasb.org/topic&trid=2197479",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r155": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r156": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r157": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r158": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r159": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r16": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r160": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(1)(ii)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=d3e41620-113959",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r161": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r162": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r163": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r164": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r165": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r166": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r167": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r168": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4C",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=SL5624171-113959",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r169": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r17": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r170": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4D",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=SL5624177-113959",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r171": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r172": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4H",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=SL5624258-113959",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r173": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r174": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r175": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r176": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "815",
   "URI": "https://asc.fasb.org/topic&trid=2229140",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r177": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r178": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r179": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bb)",
   "Topic": "820",
   "URI": "https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r18": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r180": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r181": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2C",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "820",
   "URI": "https://asc.fasb.org/extlink&oid=126976982&loc=SL7498348-110258",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r182": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r183": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r184": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r185": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r186": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r187": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r188": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r189": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r19": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r190": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r191": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=109221007&loc=SL6226446-111709",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r192": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r193": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r194": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "30",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=109249708&loc=d3e113105-111724",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r195": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(d)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=128311188&loc=d3e122596-111746",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r196": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r197": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "210",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126970686&loc=d3e59706-112781",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r198": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(1))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r199": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r2": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r20": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r200": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r201": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(15))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r202": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(2))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r203": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r204": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.12)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r205": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.13(1))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r206": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.13(3)(a))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r207": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.13,16)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r208": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.15(5))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r209": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.15)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r21": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r210": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.2)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r211": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.7(e))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r212": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.7)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r213": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(13))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r214": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r215": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r216": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.1)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r217": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.1-5)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r218": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.10)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r219": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.11)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r22": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r220": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.12)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r221": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.13(b),(d))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r222": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.13(h))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r223": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.13)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r224": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.14(b))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r225": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.14)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r226": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.2)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r227": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.6)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r228": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r229": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "230",
   "Subparagraph": "(b)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=123398031&loc=d3e60009-112784",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r23": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r230": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "230",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=123398031&loc=d3e60009-112784",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r231": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "320",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126980459&loc=d3e62652-112803",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r232": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "325",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=123599499&loc=d3e63345-112809",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r233": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "405",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=116652737&loc=d3e64164-112818",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r234": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "470",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r235": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "470",
   "Subparagraph": "(b)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=123599511&loc=d3e64711-112823",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r236": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "470",
   "Subparagraph": "(c)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=123599511&loc=d3e64711-112823",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r237": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r238": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "740",
   "Subparagraph": "(c)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=6479915&loc=d3e66715-112838",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r239": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r24": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(1)(e))",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868656-224227",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r240": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r241": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(15))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r242": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r243": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r244": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r245": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03.15(a))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r246": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r247": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(4))",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r248": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r249": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r25": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r250": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04.4)",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r251": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04.7)",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r252": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "05",
   "SubTopic": "825",
   "Topic": "944",
   "URI": "https://asc.fasb.org/extlink&oid=6487483&loc=d3e32239-158577",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r253": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r254": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "220",
   "Subparagraph": "(k)",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=124433917&loc=SL114874205-224268",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r255": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.6-07.2(a),(b),(c),(d))",
   "Topic": "946",
   "URI": "https://asc.fasb.org/extlink&oid=120401555&loc=SL114874292-224272",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r256": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "40",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(Note 3)",
   "Topic": "840",
   "URI": "https://asc.fasb.org/extlink&oid=123403562&loc=d3e38371-112697",
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef"
  },
  "r257": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "840",
   "URI": "https://asc.fasb.org/extlink&oid=123406913&loc=d3e41502-112717",
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef"
  },
  "r258": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "840",
   "URI": "https://asc.fasb.org/extlink&oid=123386454&loc=d3e45280-112737",
   "role": "http://fasb.org/us-gaap/role/ref/otherTransitionRef"
  },
  "r259": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r26": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r260": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r261": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r262": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r263": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r264": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "105",
   "URI": "https://asc.fasb.org/extlink&oid=126987489&loc=SL124442142-165695",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r265": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-04(Schedule I))",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=126898705&loc=d3e5864-122674",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r266": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r267": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(13))",
   "Topic": "210",
   "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r268": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r269": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r27": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(7)(c))",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r270": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r271": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r272": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r273": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r274": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r275": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r276": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r277": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r278": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r279": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r28": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(9)(a))",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r280": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r281": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r282": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r283": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r284": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r285": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r286": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r287": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r288": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=124431353&loc=SL116659661-227067",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r289": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r29": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r290": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r291": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r292": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r293": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r294": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r295": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r296": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3151-108585",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r297": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r298": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3367-108585",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r299": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r3": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r30": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r300": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r301": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3536-108585",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r302": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126999549&loc=d3e4297-108586",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r303": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "235",
   "URI": "https://asc.fasb.org/extlink&oid=126899994&loc=d3e18726-107790",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r304": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r305": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r306": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r307": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r308": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r309": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r31": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.4,6)",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r310": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r311": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r312": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r313": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r314": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "https://asc.fasb.org/extlink&oid=124436220&loc=d3e21728-107793",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r315": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "250",
   "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r316": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(1)",
   "Topic": "250",
   "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r317": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r318": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r319": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r32": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.6)",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r320": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)",
   "Topic": "250",
   "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r321": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r322": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r323": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r324": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r325": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r326": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r327": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r328": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r329": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r33": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.8)",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r330": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "https://asc.fasb.org/extlink&oid=122038215&loc=d3e31010-122693",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r331": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r332": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "https://asc.fasb.org/extlink&oid=122038215&loc=SL108384541-122693",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r333": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "250",
   "URI": "https://asc.fasb.org/topic&trid=2122394",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r334": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r335": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r336": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r337": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r338": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r339": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r34": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "220",
   "URI": "https://asc.fasb.org/topic&trid=2134417",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r340": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r341": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r342": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r343": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "275",
   "URI": "https://asc.fasb.org/extlink&oid=99393423&loc=d3e5967-108592",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r344": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "275",
   "URI": "https://asc.fasb.org/extlink&oid=99393423&loc=d3e5967-108592",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r345": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "275",
   "URI": "https://asc.fasb.org/extlink&oid=99393423&loc=d3e6161-108592",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r346": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "275",
   "URI": "https://asc.fasb.org/extlink&oid=99393423&loc=d3e6191-108592",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r347": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r348": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r349": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r35": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3213-108585",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r350": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r351": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r352": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r353": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r354": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r355": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r356": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r357": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=d3e5033-111524",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r358": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=d3e5033-111524",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r359": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=SL6953401-111524",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r36": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r360": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "https://asc.fasb.org/subtopic&trid=2196772",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r361": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=84159169&loc=d3e10133-111534",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r362": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=84159169&loc=d3e10149-111534",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r363": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=84159169&loc=d3e10178-111534",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r364": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r365": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r366": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "20",
   "Subparagraph": "(d)(1)",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=126986314&loc=SL124402458-218513",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r367": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "20",
   "Subparagraph": "(d)(2)",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=126986314&loc=SL124402458-218513",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r368": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "20",
   "Topic": "310",
   "URI": "https://asc.fasb.org/subtopic&trid=2196816",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r369": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=124260329&loc=d3e26610-111562",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r37": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r370": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r371": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=126970911&loc=d3e27198-111563",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r372": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=126970911&loc=d3e27198-111563",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r373": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=126970911&loc=d3e27198-111563",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r374": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=126970911&loc=d3e27232-111563",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r375": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=126970911&loc=SL120269820-111563",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r376": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(1)",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=126970911&loc=d3e27290-111563",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r377": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(2)",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=126970911&loc=d3e27290-111563",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r378": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=126970911&loc=d3e27337-111563",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r379": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=126970911&loc=d3e27357-111563",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r38": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r380": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r381": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r382": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=122640432&loc=SL120254519-210437",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r383": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=122640432&loc=SL120320025-210437",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r384": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=122640432&loc=SL120320025-210437",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r385": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=122640432&loc=SL120320025-210437",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r386": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r387": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r388": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r389": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r39": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r390": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(e)(1)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=122640432&loc=SL121648383-210437",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r391": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(e)(2)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=122640432&loc=SL121648383-210437",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r392": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r393": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r394": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124255953&loc=SL82919244-210447",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r395": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r396": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124255953&loc=SL82919253-210447",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r397": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124255953&loc=SL82919258-210447",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r398": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124255953&loc=SL82919258-210447",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r399": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124255953&loc=SL82919230-210447",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r4": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r40": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r400": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124255953&loc=SL82919230-210447",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r401": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r402": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)(1)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124269663&loc=SL82922888-210455",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r403": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)(2)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124269663&loc=SL82922888-210455",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r404": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124269663&loc=SL82922888-210455",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r405": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124269663&loc=SL82922890-210455",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r406": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124269663&loc=SL82922895-210455",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r407": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124269663&loc=SL82922900-210455",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r408": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(c)",
   "Topic": "340",
   "URI": "https://asc.fasb.org/extlink&oid=99397363&loc=d3e9432-108338",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r409": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r41": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r410": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r411": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r412": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r413": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r414": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r415": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r416": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r417": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r418": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r419": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r42": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r420": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r421": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r422": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r423": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r424": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r425": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r426": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r427": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r428": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r429": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r43": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r430": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r431": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r432": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r433": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r434": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r435": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r436": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r437": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r438": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r439": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r44": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r440": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r441": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=126973232&loc=SL123496158-112644",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r442": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=126973232&loc=SL123496158-112644",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r443": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(g)",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=126973232&loc=SL123496158-112644",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r444": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(h)",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=126973232&loc=SL123496158-112644",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r445": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(i)",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=126973232&loc=SL123496158-112644",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r446": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=126973232&loc=SL123496158-112644",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r447": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=126973232&loc=SL123496171-112644",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r448": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=126973232&loc=SL123496171-112644",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r449": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=126973232&loc=SL123496171-112644",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r45": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3095-108585",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r450": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=126973232&loc=SL123496180-112644",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r451": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "18",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=126973232&loc=SL123496189-112644",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r452": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "18",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=126973232&loc=SL123496189-112644",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r453": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "18",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=126973232&loc=SL123496189-112644",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r454": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "18",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "505",
   "URI": "https://asc.fasb.org/extlink&oid=126973232&loc=SL123496189-112644",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r455": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r456": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "712",
   "URI": "https://asc.fasb.org/topic&trid=2197446",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r457": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r458": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r459": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r46": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126999549&loc=d3e4273-108586",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r460": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r461": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r462": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r463": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r464": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r465": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r466": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r467": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r468": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r469": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r47": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126999549&loc=d3e4297-108586",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r470": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r471": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r472": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r473": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r474": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r475": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r476": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r477": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r478": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r479": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r48": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r480": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r481": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r482": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r483": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r484": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r485": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r486": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r487": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r488": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r489": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r49": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "235",
   "URI": "https://asc.fasb.org/topic&trid=2122369",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r490": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r491": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r492": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r493": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r494": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r495": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r496": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r497": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r498": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r499": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r5": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r50": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r500": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r501": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r502": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r503": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r504": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r505": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r506": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r507": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r508": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r509": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r51": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "https://asc.fasb.org/extlink&oid=124432515&loc=d3e3630-109257",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r510": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r511": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r512": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r513": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r514": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r515": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r516": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r517": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r518": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r519": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r52": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "275",
   "URI": "https://asc.fasb.org/extlink&oid=99393423&loc=d3e6061-108592",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r520": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(a)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r521": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(b)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r522": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(c)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r523": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r524": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(e)(1)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r525": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(e)(2)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r526": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(f)(1)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r527": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(f)(2)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r528": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r529": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r53": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "275",
   "URI": "https://asc.fasb.org/extlink&oid=99393423&loc=d3e6132-108592",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r530": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1D",
   "Publisher": "FASB",
   "Section": "35",
   "SubTopic": "10",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=126961718&loc=SL116886442-113899",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r531": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "35",
   "SubTopic": "10",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=126961718&loc=d3e4534-113899",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r532": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "35",
   "SubTopic": "10",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=126961718&loc=d3e4549-113899",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r533": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r534": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(1)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r535": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(2)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r536": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(3)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r537": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r538": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)(i)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r539": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)(ii)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r54": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "275",
   "URI": "https://asc.fasb.org/extlink&oid=99393423&loc=d3e6143-108592",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r540": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)(iii)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r541": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)(iv)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r542": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)(iv)(01)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r543": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)(iv)(02)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r544": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)(iv)(03)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r545": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)(iv)(04)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r546": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)(i)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r547": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)(ii)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r548": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)(iii)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r549": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)(iii)(01)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r55": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r550": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)(iii)(02)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r551": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)(iii)(03)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r552": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)(1)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r553": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)(2)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r554": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)(1)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r555": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)(2)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r556": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)(1)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r557": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)(2)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r558": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)(2)(i)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r56": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=124259787&loc=d3e4437-111522",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r562": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)(2)(v)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r563": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(h)(2)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r564": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(h)(2)(i)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r565": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(i)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r566": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(l)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r567": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r568": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r569": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r57": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=d3e5162-111524",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r570": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 14.D.2.Q6)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=122041274&loc=d3e301413-122809",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r571": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "718",
   "URI": "https://asc.fasb.org/topic&trid=2228938",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r572": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "35",
   "Subparagraph": "(a)",
   "Topic": "720",
   "URI": "https://asc.fasb.org/extlink&oid=6420018&loc=d3e36677-107848",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r573": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r574": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=123427490&loc=d3e32247-109318",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r575": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=123427490&loc=d3e32280-109318",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r576": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r577": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r578": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r579": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r58": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r580": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r581": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r582": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r583": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r584": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32537-109319",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r585": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32537-109319",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r586": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32847-109319",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r587": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r588": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32639-109319",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r589": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32639-109319",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r59": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r590": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r591": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r592": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r593": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r594": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(e)(1)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=126983759&loc=SL121830611-158277",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r595": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(e)(2)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=126983759&loc=SL121830611-158277",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r596": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(e)(3)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=126983759&loc=SL121830611-158277",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r597": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r598": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r599": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 6.I.Fact.1)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=122134291&loc=d3e330036-122817",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r6": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r60": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r600": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 6.I.Fact.2)",
   "Topic": "740",
   "URI": "https://asc.fasb.org/extlink&oid=122134291&loc=d3e330036-122817",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r601": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r602": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r603": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r604": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r605": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r606": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "740",
   "URI": "https://asc.fasb.org/topic&trid=2144680",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r607": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r608": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r609": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r61": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(3)",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r611": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r612": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r613": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r614": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r615": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r616": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r617": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r618": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(1)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=SL5618551-113959",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r619": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4E",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=SL5624181-113959",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r62": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(4)",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r620": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4EEEE",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=SL109999725-113959",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r621": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4K",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(4)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=SL5708775-113959",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r622": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "20",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=121483254&loc=SL120254523-199619",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r623": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r624": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "40",
   "Subparagraph": "(a)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=126731327&loc=SL126733271-114008",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r625": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r626": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r627": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r628": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r629": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r63": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(g)",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r630": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r631": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r632": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(e)(1)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=126732423&loc=SL123482106-238011",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r633": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r634": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r635": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r636": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r637": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r638": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(c)(1)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=126732423&loc=SL126732908-238011",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r639": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(c)(2)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=126732423&loc=SL126732908-238011",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r64": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(h)",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r640": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(c)(3)",
   "Topic": "815",
   "URI": "https://asc.fasb.org/extlink&oid=126732423&loc=SL126732908-238011",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r641": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r642": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r643": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r644": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r645": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r646": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r647": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r648": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(h)",
   "Topic": "820",
   "URI": "https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r649": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r65": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=SL6953550-111524",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r650": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r651": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r652": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r653": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r654": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r655": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r656": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Topic": "825",
   "URI": "https://asc.fasb.org/extlink&oid=126983955&loc=SL120254526-165497",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r657": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r658": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r659": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r66": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(3)",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=d3e5212-111524",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r660": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r661": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(e)(1)",
   "Topic": "825",
   "URI": "https://asc.fasb.org/extlink&oid=126983955&loc=SL121967933-165497",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r662": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(e)(2)",
   "Topic": "825",
   "URI": "https://asc.fasb.org/extlink&oid=126983955&loc=SL121967933-165497",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r663": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(e)(3)",
   "Topic": "825",
   "URI": "https://asc.fasb.org/extlink&oid=126983955&loc=SL121967933-165497",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r664": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r665": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r666": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r667": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r668": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r669": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r67": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(4)",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=d3e5212-111524",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r670": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r671": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r672": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r673": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r674": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r675": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r676": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r677": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=128293352&loc=SL77916155-209984",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r678": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=128293352&loc=SL120154346-209984",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r679": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r68": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b,d)",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=d3e5212-111524",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r680": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r681": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r682": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r683": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(f)(1)",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=128293352&loc=SL126838806-209984",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r684": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(f)(3)",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=128293352&loc=SL126838806-209984",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r685": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=123391704&loc=SL77918627-209977",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r686": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=123391704&loc=SL77918627-209977",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r687": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=123391704&loc=SL77918631-209977",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r688": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=123391704&loc=SL77918643-209977",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r689": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918666-209980",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r69": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=d3e5212-111524",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r690": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(3)",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r691": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r692": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r693": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r694": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r695": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(e)",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r696": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(g)(1)",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r697": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(g)(2)",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r698": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(g)(3)",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r699": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(g)(4)",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r7": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r70": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(3)",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=d3e5212-111524",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r700": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r701": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918701-209980",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r702": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "20",
   "Topic": "842",
   "URI": "https://asc.fasb.org/subtopic&trid=77888251",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r703": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r704": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(e)(1)",
   "Topic": "848",
   "URI": "https://asc.fasb.org/extlink&oid=125980421&loc=SL122150809-237846",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r705": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r706": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r707": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r708": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r709": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r71": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=d3e5212-111524",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r710": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "848",
   "URI": "https://asc.fasb.org/extlink&oid=125980421&loc=SL125981372-237846",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r711": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r712": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r713": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r714": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "855",
   "URI": "https://asc.fasb.org/topic&trid=2122774",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r715": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(2)(i)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r716": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(2)(ii)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r717": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(3)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r718": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r719": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r72": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=d3e5258-111524",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r720": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r721": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r722": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r723": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r724": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r725": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(cc)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r726": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(1)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r727": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)(5)(ii)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r728": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r729": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r73": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "29",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=SL6953659-111524",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r730": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r731": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r732": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r733": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r734": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4D",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)(3)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=SL51823488-111719",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r735": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=66007379&loc=d3e113888-111728",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r736": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r737": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(c)(3)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=109249958&loc=SL6224234-111729",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r738": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=109249958&loc=SL34722452-111729",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r739": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(c)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=109249958&loc=SL34722452-111729",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r74": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=d3e5093-111524",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r740": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "50",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=6469459&loc=d3e122492-111745",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r741": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "50",
   "Subparagraph": "(a)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=6469459&loc=d3e122501-111745",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r742": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "50",
   "Subparagraph": "(b)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=6469459&loc=d3e122501-111745",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r743": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=128311188&loc=d3e122596-111746",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r744": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(d)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=128311188&loc=d3e122596-111746",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r745": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=128311188&loc=d3e122625-111746",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r746": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(1)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=128311188&loc=d3e122625-111746",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r747": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(2)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=128311188&loc=d3e122625-111746",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r748": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(3)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=128311188&loc=d3e122625-111746",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r749": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(4)(i)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=128311188&loc=d3e122625-111746",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r75": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=d3e5111-111524",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r750": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(4)(ii)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=128311188&loc=d3e122625-111746",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r751": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(5)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=128311188&loc=d3e122625-111746",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r752": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(1)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=128311188&loc=d3e122739-111746",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r753": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(2)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=128311188&loc=d3e122739-111746",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r754": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(3)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=128311188&loc=d3e122739-111746",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r755": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(4)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=128311188&loc=d3e122739-111746",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r756": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(5)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=128311188&loc=d3e122739-111746",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r757": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(6)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=128311188&loc=d3e122739-111746",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r758": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(a)(7)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=128311188&loc=d3e122739-111746",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r759": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(b)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=128311188&loc=d3e122739-111746",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r76": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=d3e5111-111524",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r760": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(d)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=128311188&loc=d3e122739-111746",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r761": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(e)(1)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=128311188&loc=d3e122739-111746",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r762": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(e)(2)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=128311188&loc=d3e122739-111746",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r763": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "50",
   "Subparagraph": "(e)(3)",
   "Topic": "860",
   "URI": "https://asc.fasb.org/extlink&oid=128311188&loc=d3e122739-111746",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r764": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "860",
   "URI": "https://asc.fasb.org/topic&trid=2197590",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r765": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r766": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r767": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r768": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r769": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r77": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=SL6953401-111524",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r770": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "20",
   "Subparagraph": "(f)(1)",
   "Topic": "926",
   "URI": "https://asc.fasb.org/extlink&oid=120154821&loc=SL120154904-197079",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r771": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "20",
   "Subparagraph": "(f)(2)",
   "Topic": "926",
   "URI": "https://asc.fasb.org/extlink&oid=120154821&loc=SL120154904-197079",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r772": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "20",
   "Subparagraph": "(f)(3)",
   "Topic": "926",
   "URI": "https://asc.fasb.org/extlink&oid=120154821&loc=SL120154904-197079",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r773": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(6))",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r774": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r775": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r776": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r777": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r778": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "320",
   "Subparagraph": "(b)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126980459&loc=SL120269850-112803",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r779": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "320",
   "Subparagraph": "(c)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126980459&loc=SL120269850-112803",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r78": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=d3e5144-111524",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r780": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "320",
   "Subparagraph": "(d)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=126980459&loc=SL120269850-112803",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r781": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r782": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Subparagraph": "(a)(1)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r783": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Subparagraph": "(a)(2)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r784": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Subparagraph": "(b)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r785": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Subparagraph": "(c)(1)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r786": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Subparagraph": "(c)(2)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r787": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Subparagraph": "(e)",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r788": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=117337116&loc=SL5958569-112826",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r789": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=117337116&loc=SL5958570-112826",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r79": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r790": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1D",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=117337116&loc=SL5958573-112826",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r791": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1F",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "505",
   "Topic": "942",
   "URI": "https://asc.fasb.org/extlink&oid=117337116&loc=SL5958575-112826",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r792": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r793": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r794": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r795": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r796": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r797": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r798": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r799": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r8": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r80": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=6378536&loc=d3e10092-111533",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r800": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r801": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r802": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r803": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r804": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r805": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r806": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r807": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r808": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r809": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r81": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(b)(1)(ii)",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=121614798&loc=d3e15032-111544",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r810": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r811": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "360",
   "Subparagraph": "(d)",
   "Topic": "958",
   "URI": "https://asc.fasb.org/extlink&oid=126982197&loc=d3e99779-112916",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r812": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "360",
   "Topic": "958",
   "URI": "https://asc.fasb.org/extlink&oid=126982197&loc=d3e99893-112916",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r813": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "360",
   "Topic": "958",
   "URI": "https://asc.fasb.org/extlink&oid=126982197&loc=SL120174063-112916",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r814": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r815": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r816": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r817": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r818": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r819": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r82": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "40",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=121585226&loc=d3e18845-111554",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r820": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r821": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r822": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r823": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r824": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r825": {
   "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",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r826": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1402",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r827": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(b)",
   "Publisher": "SEC",
   "Section": "1402",
   "Subparagraph": "(1)",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r828": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1404",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r829": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(b)",
   "Publisher": "SEC",
   "Section": "1404",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r83": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=124260329&loc=d3e26853-111562",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r830": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1405",
   "Subparagraph": "(1)",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r831": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1405",
   "Subparagraph": "(2)",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r832": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1405",
   "Subparagraph": "(3)",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r833": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1405",
   "Subparagraph": "(4)",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r834": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(c)",
   "Publisher": "SEC",
   "Section": "1405",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r835": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Publisher": "SEC",
   "Section": "1406",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r836": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(e)",
   "Publisher": "SEC",
   "Section": "1406",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r837": {
   "Footnote": "2",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "28",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r838": {
   "Footnote": "4",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "28",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r839": {
   "Footnote": "4",
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "29",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r84": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(aa)",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r840": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "Column B",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "28",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r841": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "Column C",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "28",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r842": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "Column D",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "28",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r843": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "Column E",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "28",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r844": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "Column F",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "28",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r845": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "Column G",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "28",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r846": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "Column H",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "28",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r847": {
   "Name": "Regulation S-X (SX)",
   "Number": "210",
   "Paragraph": "Column I",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "28",
   "role": "http://www.xbrl.org/2003/role/disclosureRef"
  },
  "r848": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r849": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r85": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r850": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "235",
   "URI": "https://asc.fasb.org/extlink&oid=126899994&loc=d3e18823-107790",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r851": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "235",
   "URI": "https://asc.fasb.org/extlink&oid=126899994&loc=d3e18823-107790",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r852": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r853": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "52",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "https://asc.fasb.org/extlink&oid=128363288&loc=d3e4984-109258",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r854": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r855": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r856": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124267575&loc=SL82921830-210448",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r857": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124267575&loc=SL82921835-210448",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r858": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Subparagraph": "(d)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124267575&loc=SL82921835-210448",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r859": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Subparagraph": "(d)(1)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124267575&loc=SL82921835-210448",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r86": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r860": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124267575&loc=SL82921842-210448",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r861": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124267575&loc=SL82921842-210448",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r862": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "79",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124267575&loc=SL82922352-210448",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r863": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "80",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124267575&loc=SL82922355-210448",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r864": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=121590138&loc=SL82922954-210456",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r865": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(4)",
   "Topic": "460",
   "URI": "https://asc.fasb.org/extlink&oid=124440162&loc=d3e12069-110248",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r866": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r867": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r868": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r869": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r87": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r870": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r871": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r872": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r873": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r874": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r875": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r876": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r877": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r878": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r879": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r88": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=126970911&loc=d3e27198-111563",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r880": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r881": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(1)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r882": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(2)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r883": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(3)",
   "Topic": "718",
   "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r884": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r885": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r886": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r887": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "53",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "842",
   "URI": "https://asc.fasb.org/extlink&oid=123414884&loc=SL77918982-209971",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r888": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r889": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r89": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=126970911&loc=d3e27198-111563",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r890": {
   "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",
   "role": "http://www.xbrl.org/2003/role/exampleRef"
  },
  "r891": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "b",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r892": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "b-2",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r893": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "b-23",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r894": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "d1-1",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r895": {
   "Name": "Form 10-K",
   "Number": "249",
   "Publisher": "SEC",
   "Section": "310",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r896": {
   "Name": "Form 20-F",
   "Number": "249",
   "Publisher": "SEC",
   "Section": "220",
   "Subsection": "f",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r897": {
   "Name": "Form 40-F",
   "Number": "249",
   "Publisher": "SEC",
   "Section": "240",
   "Subsection": "f",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r898": {
   "Name": "Forms 10-K, 10-Q, 20-F",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "13",
   "Subsection": "a-1",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r899": {
   "Name": "Regulation S-T",
   "Number": "232",
   "Publisher": "SEC",
   "Section": "405",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r9": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r90": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=126970911&loc=d3e27198-111563",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r900": {
   "Name": "Securities Act",
   "Number": "230",
   "Publisher": "SEC",
   "Section": "405",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r901": {
   "Name": "Securities Act",
   "Number": "7A",
   "Publisher": "SEC",
   "Section": "B",
   "Subsection": "2",
   "role": "http://www.xbrl.org/2003/role/presentationRef"
  },
  "r902": {
   "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",
   "role": "http://www.xbrl.org/2003/role/recommendedDisclosureRef"
  },
  "r903": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "https://asc.fasb.org/extlink&oid=126929396&loc=d3e5283-111683",
   "role": "http://www.xbrl.org/2003/role/recommendedDisclosureRef"
  },
  "r904": {
   "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",
   "role": "http://www.xbrl.org/2003/role/recommendedDisclosureRef"
  },
  "r905": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "205",
   "URI": "https://asc.fasb.org/extlink&oid=124429488&loc=d3e326-107755",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r906": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r907": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r908": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r909": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r91": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=126970911&loc=d3e27198-111563",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r910": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r911": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r912": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(b)(4))",
   "Topic": "220",
   "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r913": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r914": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3213-108585",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r915": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r916": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r917": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "230",
   "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3098-108585",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r918": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r919": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r92": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=126970911&loc=d3e27357-111563",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r920": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r921": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r922": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r923": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r924": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r925": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r926": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r927": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=124259787&loc=d3e4647-111522",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r928": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "33",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=SL6953676-111524",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r929": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=SL6953401-111524",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r93": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=126970911&loc=d3e27357-111563",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r930": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 6.L.1)",
   "Topic": "310",
   "URI": "https://asc.fasb.org/extlink&oid=122038336&loc=d3e74567-122707",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r931": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=126970911&loc=SL6283291-111563",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r932": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r933": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=126970911&loc=d3e27198-111563",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r934": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "320",
   "URI": "https://asc.fasb.org/extlink&oid=126970911&loc=d3e27357-111563",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r935": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r936": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "321",
   "URI": "https://asc.fasb.org/extlink&oid=126980263&loc=SL75117539-209714",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r937": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "321",
   "URI": "https://asc.fasb.org/extlink&oid=126980263&loc=SL75117539-209714",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r938": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r939": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r94": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "320",
   "URI": "https://asc.fasb.org/topic&trid=2196928",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r940": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124255953&loc=SL82919253-210447",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r941": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124255953&loc=SL82919230-210447",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r942": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(b)(3)",
   "Topic": "326",
   "URI": "https://asc.fasb.org/extlink&oid=124269663&loc=SL82922888-210455",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r943": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r944": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r945": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r946": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r947": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r948": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r949": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r95": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r950": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r951": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r952": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r953": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r954": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r955": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r956": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r957": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r958": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r959": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r96": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r960": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r961": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r962": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r963": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r964": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r965": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r966": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r967": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r968": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r969": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r97": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r970": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r971": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r972": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r973": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r974": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r975": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r976": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r977": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r978": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r979": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r98": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r980": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r981": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r982": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r983": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r984": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r985": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r986": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r987": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r988": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r989": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r99": {
   "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",
   "role": "http://fasb.org/us-gaap/role/ref/legacyRef"
  },
  "r990": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r991": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r992": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r993": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r994": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r995": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r996": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r997": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(k)(2)",
   "Topic": "715",
   "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r998": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  },
  "r999": {
   "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",
   "role": "http://www.xbrl.org/2009/role/commonPracticeRef"
  }
 },
 "version": "2.2"
}
