{
 "instance": {
  "kelya-20220403.htm": {
   "axisCustom": 0,
   "axisStandard": 19,
   "contextCount": 274,
   "dts": {
    "calculationLink": {
     "local": [
      "kelya-20220403_cal.xml"
     ]
    },
    "definitionLink": {
     "local": [
      "kelya-20220403_def.xml"
     ]
    },
    "inline": {
     "local": [
      "kelya-20220403.htm"
     ]
    },
    "labelLink": {
     "local": [
      "kelya-20220403_lab.xml"
     ]
    },
    "presentationLink": {
     "local": [
      "kelya-20220403_pre.xml"
     ]
    },
    "schema": {
     "local": [
      "kelya-20220403.xsd"
     ],
     "remote": [
      "http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xl-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xlink-2003-12-31.xsd",
      "http://www.xbrl.org/2005/xbrldt-2005.xsd",
      "http://www.xbrl.org/2006/ref-2006-02-27.xsd",
      "http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd",
      "http://www.xbrl.org/lrr/role/net-2009-12-16.xsd",
      "http://www.xbrl.org/lrr/role/reference-2009-12-16.xsd",
      "https://www.xbrl.org/2020/extensible-enumerations-2.0.xsd",
      "https://www.xbrl.org/dtr/type/2020-01-21/types.xsd",
      "https://xbrl.fasb.org/srt/2021/elts/srt-2021-01-31.xsd",
      "https://xbrl.fasb.org/srt/2021/elts/srt-roles-2021-01-31.xsd",
      "https://xbrl.fasb.org/srt/2021/elts/srt-types-2021-01-31.xsd",
      "https://xbrl.fasb.org/us-gaap/2021/elts/us-gaap-2021-01-31.xsd",
      "https://xbrl.fasb.org/us-gaap/2021/elts/us-roles-2021-01-31.xsd",
      "https://xbrl.fasb.org/us-gaap/2021/elts/us-types-2021-01-31.xsd",
      "https://xbrl.sec.gov/country/2021/country-2021.xsd",
      "https://xbrl.sec.gov/dei/2021q4/dei-2021q4.xsd",
      "https://xbrl.sec.gov/exch/2021/exch-2021.xsd"
     ]
    }
   },
   "elementCount": 441,
   "entityCount": 1,
   "hidden": {
    "http://fasb.org/us-gaap/2021-01-31": 18,
    "http://xbrl.sec.gov/dei/2021q4": 5,
    "total": 23
   },
   "keyCustom": 24,
   "keyStandard": 217,
   "memberCustom": 29,
   "memberStandard": 42,
   "nsprefix": "kelya",
   "nsuri": "http://www.kellyservices.com/20220403",
   "report": {
    "R1": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "dei:DocumentType",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "document",
     "isDefault": "true",
     "longName": "0001001 - Document - Document and Entity Information",
     "role": "http://www.kellyservices.com/role/DocumentandEntityInformation",
     "shortName": "Document and Entity Information",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "dei:DocumentType",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R10": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NetIncomeLoss",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "1007008 - Statement - Consolidated Statements of Cash Flows (Unaudited)",
     "role": "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
     "shortName": "Consolidated Statements of Cash Flows (Unaudited)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "lang": "en-US",
      "name": "us-gaap:OperatingLeaseRightOfUseAssetAmortizationExpense",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R11": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SubsequentEventsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2101101 - Disclosure - Subsequent Event",
     "role": "http://www.kellyservices.com/role/SubsequentEvent",
     "shortName": "Subsequent Event",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SubsequentEventsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R12": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2103102 - Disclosure - Basis of Presentation",
     "role": "http://www.kellyservices.com/role/BasisofPresentation",
     "shortName": "Basis of Presentation",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R13": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RevenueFromContractWithCustomerTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2104103 - Disclosure - Revenue",
     "role": "http://www.kellyservices.com/role/Revenue",
     "shortName": "Revenue",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RevenueFromContractWithCustomerTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R14": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CreditLossFinancialInstrumentTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2110104 - Disclosure - Credit Losses",
     "role": "http://www.kellyservices.com/role/CreditLosses",
     "shortName": "Credit Losses",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CreditLossFinancialInstrumentTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R15": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:MergersAcquisitionsAndDispositionsDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2114105 - Disclosure - Acquisitions",
     "role": "http://www.kellyservices.com/role/Acquisitions",
     "shortName": "Acquisitions",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:MergersAcquisitionsAndDispositionsDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R16": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2119106 - Disclosure - Investment in Persol Holdings",
     "role": "http://www.kellyservices.com/role/InvestmentinPersolHoldings",
     "shortName": "Investment in Persol Holdings",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R17": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:EquityMethodInvestmentsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2121107 - Disclosure - Investment in PersolKelly Pte Ltd.",
     "role": "http://www.kellyservices.com/role/InvestmentinPersolKellyPteLtd",
     "shortName": "Investment in PersolKelly Pte Ltd.",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:EquityMethodInvestmentsDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R18": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2123108 - Disclosure - Fair Value Measurements",
     "role": "http://www.kellyservices.com/role/FairValueMeasurements",
     "shortName": "Fair Value Measurements",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueDisclosuresTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R19": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RestructuringAndRelatedActivitiesDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2127109 - Disclosure - Restructuring",
     "role": "http://www.kellyservices.com/role/Restructuring",
     "shortName": "Restructuring",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RestructuringAndRelatedActivitiesDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R2": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LegalMattersAndContingenciesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "document",
     "isDefault": "false",
     "longName": "0102116 - Document - Contingencies",
     "role": "http://www.kellyservices.com/role/Contingencies",
     "shortName": "Contingencies",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LegalMattersAndContingenciesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R20": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:GoodwillDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2132110 - Disclosure - Goodwill",
     "role": "http://www.kellyservices.com/role/Goodwill",
     "shortName": "Goodwill",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:GoodwillDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R21": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ComprehensiveIncomeNoteTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2135111 - Disclosure - Accumulated Other Comprehensive Income (Loss)",
     "role": "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLoss",
     "shortName": "Accumulated Other Comprehensive Income (Loss)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ComprehensiveIncomeNoteTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R22": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:EarningsPerShareTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2139112 - Disclosure - Earnings (Loss) Per Share",
     "role": "http://www.kellyservices.com/role/EarningsLossPerShare",
     "shortName": "Earnings (Loss) Per Share",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:EarningsPerShareTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R23": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2143113 - Disclosure - Stock-Based Compensation",
     "role": "http://www.kellyservices.com/role/StockBasedCompensation",
     "shortName": "Stock-Based Compensation",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R24": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:OtherIncomeAndOtherExpenseDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2148114 - Disclosure - Other Income (Expense), Net",
     "role": "http://www.kellyservices.com/role/OtherIncomeExpenseNet",
     "shortName": "Other Income (Expense), Net",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:OtherIncomeAndOtherExpenseDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R25": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncomeTaxDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2152115 - Disclosure - Income Taxes",
     "role": "http://www.kellyservices.com/role/IncomeTaxes",
     "shortName": "Income Taxes",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncomeTaxDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R26": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SegmentReportingDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2155117 - Disclosure - Segment Disclosures",
     "role": "http://www.kellyservices.com/role/SegmentDisclosures",
     "shortName": "Segment Disclosures",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SegmentReportingDisclosureTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R27": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NewAccountingPronouncementsPolicyPolicyTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2261201 - Disclosure - New Accounting Pronouncements (Policies)",
     "role": "http://www.kellyservices.com/role/NewAccountingPronouncementsPolicies",
     "shortName": "New Accounting Pronouncements (Policies)",
     "subGroupType": "policies",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NewAccountingPronouncementsPolicyPolicyTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R28": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DisaggregationOfRevenueTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2305301 - Disclosure - Revenue (Tables)",
     "role": "http://www.kellyservices.com/role/RevenueTables",
     "shortName": "Revenue (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DisaggregationOfRevenueTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R29": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AccountsReceivableAllowanceForCreditLossTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2311302 - Disclosure - Credit Losses (Tables)",
     "role": "http://www.kellyservices.com/role/CreditLossesTables",
     "shortName": "Credit Losses (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AccountsReceivableAllowanceForCreditLossTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R3": {
     "firstAnchor": {
      "ancestors": [
       "us-gaap:NewAccountingPronouncementsPolicyPolicyTextBlock",
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "document",
     "isDefault": "false",
     "longName": "0103118 - Document - New Accounting Pronouncements",
     "role": "http://www.kellyservices.com/role/NewAccountingPronouncements",
     "shortName": "New Accounting Pronouncements",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "us-gaap:NewAccountingPronouncementsPolicyPolicyTextBlock",
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R30": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "kelya:BusinessCombinationScheduleOfPurchasePriceTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2315303 - Disclosure - Acquisitions (Tables)",
     "role": "http://www.kellyservices.com/role/AcquisitionsTables",
     "shortName": "Acquisitions (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "kelya:BusinessCombinationScheduleOfPurchasePriceTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R31": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueAssetsMeasuredOnRecurringBasisTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2324304 - Disclosure - Fair Value Measurements (Tables)",
     "role": "http://www.kellyservices.com/role/FairValueMeasurementsTables",
     "shortName": "Fair Value Measurements (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FairValueAssetsMeasuredOnRecurringBasisTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R32": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfRestructuringAndRelatedCostsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2328305 - Disclosure - Restructuring (Tables)",
     "role": "http://www.kellyservices.com/role/RestructuringTables",
     "shortName": "Restructuring (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfRestructuringAndRelatedCostsTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R33": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfGoodwillTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2333306 - Disclosure - Goodwill (Tables)",
     "role": "http://www.kellyservices.com/role/GoodwillTables",
     "shortName": "Goodwill (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfGoodwillTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R34": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2336307 - Disclosure - Accumulated Other Comprehensive Income (Loss) (Tables)",
     "role": "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossTables",
     "shortName": "Accumulated Other Comprehensive Income (Loss) (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R35": {
     "firstAnchor": {
      "ancestors": [
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2340308 - Disclosure - Earnings (Loss) Per Share (Tables)",
     "role": "http://www.kellyservices.com/role/EarningsLossPerShareTables",
     "shortName": "Earnings (Loss) Per Share (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R36": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i509a850b475f428e9864b9902c39aaef_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2344309 - Disclosure - Stock-Based Compensation (Tables)",
     "role": "http://www.kellyservices.com/role/StockBasedCompensationTables",
     "shortName": "Stock-Based Compensation (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i509a850b475f428e9864b9902c39aaef_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R37": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfOtherNonoperatingIncomeExpenseTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2349310 - Disclosure - Other Income (Expense), Net (Tables)",
     "role": "http://www.kellyservices.com/role/OtherIncomeExpenseNetTables",
     "shortName": "Other Income (Expense), Net (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ScheduleOfOtherNonoperatingIncomeExpenseTableTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R38": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ReconciliationOfRevenueFromSegmentsToConsolidatedTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2356311 - Disclosure - Segment Disclosures (Tables)",
     "role": "http://www.kellyservices.com/role/SegmentDisclosuresTables",
     "shortName": "Segment Disclosures (Tables)",
     "subGroupType": "tables",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": null,
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ReconciliationOfRevenueFromSegmentsToConsolidatedTextBlock",
      "reportCount": 1,
      "unique": true,
      "unitRef": null,
      "xsiNil": "false"
     }
    },
    "R39": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i4600040ae8164670b1b0935440ded354_I20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:Assets",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2402401 - Disclosure - Subsequent Event - Narrative (Details)",
     "role": "http://www.kellyservices.com/role/SubsequentEventNarrativeDetails",
     "shortName": "Subsequent Event - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i2478a8c945a0461a9acd1438009c5713_I20220403",
      "decimals": "-5",
      "lang": "en-US",
      "name": "us-gaap:Assets",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R4": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "1001002 - Statement - Consolidated Statements of Earnings (Unaudited)",
     "role": "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited",
     "shortName": "Consolidated Statements of Earnings (Unaudited)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "lang": "en-US",
      "name": "us-gaap:CostOfGoodsAndServicesSold",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R40": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2406402 - Disclosure - Revenue - Disaggregation of Revenues by Service Type (Details)",
     "role": "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyServiceTypeDetails",
     "shortName": "Revenue - Disaggregation of Revenues by Service Type (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:DisaggregationOfRevenueTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "ie40614caa5444053bc72d4f216d6483a_D20220103-20220403",
      "decimals": "-5",
      "lang": "en-US",
      "name": "us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R41": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2407403 - Disclosure - Revenue - Revenue by Country (Details)",
     "role": "http://www.kellyservices.com/role/RevenueRevenuebyCountryDetails",
     "shortName": "Revenue - Revenue by Country (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i6da701e2c7994ffaa11b9703e392778a_D20220103-20220403",
      "decimals": "-5",
      "lang": "en-US",
      "name": "us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R42": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2408404 - Disclosure - Revenue - Disaggregation of Revenues by Geographic Region (Details)",
     "role": "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyGeographicRegionDetails",
     "shortName": "Revenue - Disaggregation of Revenues by Geographic Region (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "ida09bb54f3c64946a0c475a15f37a0b8_D20220103-20220403",
      "decimals": "-5",
      "lang": "en-US",
      "name": "us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R43": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i33fe89c265474d7192dbd214317f6e2c_I20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CapitalizedContractCostNet",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2409405 - Disclosure - Revenue - Narrative (Details)",
     "role": "http://www.kellyservices.com/role/RevenueNarrativeDetails",
     "shortName": "Revenue - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i33fe89c265474d7192dbd214317f6e2c_I20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CapitalizedContractCostNet",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R44": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "us-gaap:AccountsReceivableAllowanceForCreditLossTableTextBlock",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "ifddbb524cdb44df3b0abcc95ac663c4d_I20220102",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AllowanceForDoubtfulAccountsReceivable",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2412406 - Disclosure - Credit Losses - Allowance for Credit Losses Related to Trade Accounts Receivable (Details)",
     "role": "http://www.kellyservices.com/role/CreditLossesAllowanceforCreditLossesRelatedtoTradeAccountsReceivableDetails",
     "shortName": "Credit Losses - Allowance for Credit Losses Related to Trade Accounts Receivable (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "us-gaap:AccountsReceivableAllowanceForCreditLossTableTextBlock",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "ifddbb524cdb44df3b0abcc95ac663c4d_I20220102",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AllowanceForDoubtfulAccountsReceivable",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R45": {
     "firstAnchor": {
      "ancestors": [
       "ix:continuation",
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "ib89c91fefc954bf780d6c6827766209e_I20210404",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FinancingReceivableAllowanceForCreditLosses",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2413407 - Disclosure - Credit Losses - Narrative (Details)",
     "role": "http://www.kellyservices.com/role/CreditLossesNarrativeDetails",
     "shortName": "Credit Losses - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "ix:continuation",
       "span",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "ib89c91fefc954bf780d6c6827766209e_I20210404",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:FinancingReceivableAllowanceForCreditLosses",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R46": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "ix:continuation",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2416408 - Disclosure - Acquisitions - Narrative (Details)",
     "role": "http://www.kellyservices.com/role/AcquisitionsNarrativeDetails",
     "shortName": "Acquisitions - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "iaa5b48aa73454255bf83b1a18812e38b_I20220307",
      "decimals": "INF",
      "lang": "en-US",
      "name": "us-gaap:BusinessAcquisitionPercentageOfVotingInterestsAcquired",
      "reportCount": 1,
      "unique": true,
      "unitRef": "number",
      "xsiNil": "false"
     }
    },
    "R47": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "ied8965b22bfa4ef39107db79d0f1e406_D20220307-20220307",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PaymentsToAcquireBusinessesGross",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2417409 - Disclosure - Acquisitions - Schedule of Purchase Price (Details)",
     "role": "http://www.kellyservices.com/role/AcquisitionsScheduleofPurchasePriceDetails",
     "shortName": "Acquisitions - Schedule of Purchase Price (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "ix:continuation",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "if1624e1ee50a45e09cbba96eff672a67_D20210405-20210405",
      "decimals": "-5",
      "lang": "en-US",
      "name": "kelya:BusinessCombinationConsiderationTransferredIncludingWorkingCapitalAdjustments",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R48": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfGoodwillTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i4600040ae8164670b1b0935440ded354_I20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:Goodwill",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2418410 - Disclosure - Acquisitions - Fair Value of Assets Assumed and Liabilities Acquired (Details)",
     "role": "http://www.kellyservices.com/role/AcquisitionsFairValueofAssetsAssumedandLiabilitiesAcquiredDetails",
     "shortName": "Acquisitions - Fair Value of Assets Assumed and Liabilities Acquired (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "iaa5b48aa73454255bf83b1a18812e38b_I20220307",
      "decimals": "-5",
      "lang": "en-US",
      "name": "us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R49": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "ie8fae80beec3430bbd1eb29ad391fdb6_D20220214-20220214",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "kelya:StockRepurchasedDuringPeriodAmountInExcessOfParValue",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2420411 - Disclosure - Investment in Persol Holdings - Narrative (Details)",
     "role": "http://www.kellyservices.com/role/InvestmentinPersolHoldingsNarrativeDetails",
     "shortName": "Investment in Persol Holdings - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "ie8fae80beec3430bbd1eb29ad391fdb6_D20220214-20220214",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "kelya:StockRepurchasedDuringPeriodAmountInExcessOfParValue",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R5": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NetIncomeLoss",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "1002003 - Statement - Consolidated Statements of Comprehensive Income (Loss) (Unaudited)",
     "role": "http://www.kellyservices.com/role/ConsolidatedStatementsofComprehensiveIncomeLossUnaudited",
     "shortName": "Consolidated Statements of Comprehensive Income (Loss) (Unaudited)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "lang": "en-US",
      "name": "us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R50": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i4600040ae8164670b1b0935440ded354_I20220403",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "kelya:NumberOfGeographiesInWhichEntityOperates",
      "reportCount": 1,
      "unique": true,
      "unitRef": "geography",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2422412 - Disclosure - Investment in PersolKelly Pte Ltd. (Details)",
     "role": "http://www.kellyservices.com/role/InvestmentinPersolKellyPteLtdDetails",
     "shortName": "Investment in PersolKelly Pte Ltd. (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i4600040ae8164670b1b0935440ded354_I20220403",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "kelya:NumberOfGeographiesInWhichEntityOperates",
      "reportCount": 1,
      "unique": true,
      "unitRef": "geography",
      "xsiNil": "false"
     }
    },
    "R51": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i4600040ae8164670b1b0935440ded354_I20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:EquitySecuritiesFvNi",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2425413 - Disclosure - Fair Value Measurements - Schedule of Assets Measured at Fair Value on a Recurring Basis (Details)",
     "role": "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails",
     "shortName": "Fair Value Measurements - Schedule of Assets Measured at Fair Value on a Recurring Basis (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "us-gaap:FairValueAssetsMeasuredOnRecurringBasisTextBlock",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3b26b6910837418abc80d156dbd89565_I20220403",
      "decimals": "-5",
      "lang": "en-US",
      "name": "us-gaap:MoneyMarketFundsAtCarryingValue",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R52": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:PaymentForContingentConsiderationLiabilityFinancingActivities",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2426414 - Disclosure - Fair Value Measurements - Narrative (Details)",
     "role": "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails",
     "shortName": "Fair Value Measurements - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i8c3a28582d4845299179b2782c34faac_D20220103-20220403",
      "decimals": "-5",
      "lang": "en-US",
      "name": "kelya:BusinessCombinationIndemnificationLiabilitiesExpense",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R53": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfRestructuringAndRelatedCostsTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RestructuringCharges",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2429415 - Disclosure - Restructuring - Narrative (Details)",
     "role": "http://www.kellyservices.com/role/RestructuringNarrativeDetails",
     "shortName": "Restructuring - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": null
    },
    "R54": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfRestructuringAndRelatedCostsTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SeveranceCosts1",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2430416 - Disclosure - Restructuring - Schedule of Restructuring and Related Costs (Details)",
     "role": "http://www.kellyservices.com/role/RestructuringScheduleofRestructuringandRelatedCostsDetails",
     "shortName": "Restructuring - Schedule of Restructuring and Related Costs (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfRestructuringAndRelatedCostsTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:SeveranceCosts1",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R55": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfRestructuringReserveByTypeOfCostTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "ifddbb524cdb44df3b0abcc95ac663c4d_I20220102",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:RestructuringReserve",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2431417 - Disclosure - Restructuring - Restructuring Reserve (Details)",
     "role": "http://www.kellyservices.com/role/RestructuringRestructuringReserveDetails",
     "shortName": "Restructuring - Restructuring Reserve (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfRestructuringReserveByTypeOfCostTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "lang": "en-US",
      "name": "us-gaap:PaymentsForRestructuring",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R56": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfGoodwillTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "ifddbb524cdb44df3b0abcc95ac663c4d_I20220102",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:Goodwill",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2434418 - Disclosure - Goodwill - Changes in the Net Carrying Amount of Goodwill (Details)",
     "role": "http://www.kellyservices.com/role/GoodwillChangesintheNetCarryingAmountofGoodwillDetails",
     "shortName": "Goodwill - Changes in the Net Carrying Amount of Goodwill (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfGoodwillTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "lang": "en-US",
      "name": "us-gaap:GoodwillAcquiredDuringPeriod",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R57": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i425385dee6a34b11b5b1d7f56720d278_D20220301-20220301",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2437419 - Disclosure - Accumulated Other Comprehensive Income (Loss) - Narrative (Details)",
     "role": "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossNarrativeDetails",
     "shortName": "Accumulated Other Comprehensive Income (Loss) - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "us-gaap:ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i33b15f03660d4c8a900d593b7f835d81_D20220103-20220403",
      "decimals": "-5",
      "lang": "en-US",
      "name": "us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R58": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "ifddbb524cdb44df3b0abcc95ac663c4d_I20220102",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:StockholdersEquity",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2438420 - Disclosure - Accumulated Other Comprehensive Income (Loss) - Schedule of Accumulated Other Comprehensive Income (Loss) by Component, Net of Tax (Details)",
     "role": "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossScheduleofAccumulatedOtherComprehensiveIncomeLossbyComponentNetofTaxDetails",
     "shortName": "Accumulated Other Comprehensive Income (Loss) - Schedule of Accumulated Other Comprehensive Income (Loss) by Component, Net of Tax (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "ia526bf8011094dd99e0ca176e4411b18_I20220102",
      "decimals": "-5",
      "lang": "en-US",
      "name": "us-gaap:StockholdersEquity",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R59": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NetIncomeLoss",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2441421 - Disclosure - Earnings (Loss) Per Share - Reconciliation of Basic and Diluted Earnings Per Share (Details)",
     "role": "http://www.kellyservices.com/role/EarningsLossPerShareReconciliationofBasicandDilutedEarningsPerShareDetails",
     "shortName": "Earnings (Loss) Per Share - Reconciliation of Basic and Diluted Earnings Per Share (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "lang": "en-US",
      "name": "kelya:ParticipatingSecuritiesDistributedandUndistributedEarningsLossBasicandDiluted",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R6": {
     "firstAnchor": null,
     "groupType": "statement",
     "isDefault": "false",
     "longName": "1003004 - Statement - Consolidated Statements of Comprehensive Income (Unaudited) (Parenthetical)",
     "role": "http://www.kellyservices.com/role/ConsolidatedStatementsofComprehensiveIncomeUnauditedParenthetical",
     "shortName": "Consolidated Statements of Comprehensive Income (Unaudited) (Parenthetical)",
     "subGroupType": "parenthetical",
     "uniqueAnchor": null
    },
    "R60": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i803dead672db4438bc1020ab85af54a3_D20220103-20220403",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CommonStockDividendsPerShareCashPaid",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usdPerShare",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2442422 - Disclosure - Earnings (Loss) Per Share - Narrative (Details)",
     "role": "http://www.kellyservices.com/role/EarningsLossPerShareNarrativeDetails",
     "shortName": "Earnings (Loss) Per Share - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i803dead672db4438bc1020ab85af54a3_D20220103-20220403",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CommonStockDividendsPerShareCashPaid",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usdPerShare",
      "xsiNil": "false"
     }
    },
    "R61": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AllocatedShareBasedCompensationExpense",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2445423 - Disclosure - Stock-Based Compensation - Narrative (Details)",
     "role": "http://www.kellyservices.com/role/StockBasedCompensationNarrativeDetails",
     "shortName": "Stock-Based Compensation - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:AllocatedShareBasedCompensationExpense",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R62": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "icb6e7ea0dcc74a889d05764debb94345_I20220102",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber",
      "reportCount": 1,
      "unique": true,
      "unitRef": "shares",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2446424 - Disclosure - Stock-Based Compensation - Schedule of Nonvested Performance Shares (Details)",
     "role": "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedPerformanceSharesDetails",
     "shortName": "Stock-Based Compensation - Schedule of Nonvested Performance Shares (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "icb6e7ea0dcc74a889d05764debb94345_I20220102",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber",
      "reportCount": 1,
      "unique": true,
      "unitRef": "shares",
      "xsiNil": "false"
     }
    },
    "R63": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "us-gaap:DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i60780823959742d6981b41eae74958cd_I20220102",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber",
      "reportCount": 1,
      "unique": true,
      "unitRef": "shares",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2447425 - Disclosure - Stock-Based Compensation - Schedule of Nonvested Restricted Stock (Details)",
     "role": "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedRestrictedStockDetails",
     "shortName": "Stock-Based Compensation - Schedule of Nonvested Restricted Stock (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "us-gaap:DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i60780823959742d6981b41eae74958cd_I20220102",
      "decimals": "-3",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber",
      "reportCount": 1,
      "unique": true,
      "unitRef": "shares",
      "xsiNil": "false"
     }
    },
    "R64": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfOtherNonoperatingIncomeExpenseTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InvestmentIncomeInterest",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2450426 - Disclosure - Other Income (Expense), Net - Schedule of Other Nonoperating Income (Expense) (Details)",
     "role": "http://www.kellyservices.com/role/OtherIncomeExpenseNetScheduleofOtherNonoperatingIncomeExpenseDetails",
     "shortName": "Other Income (Expense), Net - Schedule of Other Nonoperating Income (Expense) (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ScheduleOfOtherNonoperatingIncomeExpenseTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:InvestmentIncomeInterest",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R65": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:ForeignCurrencyTransactionGainLossUnrealized",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2451427 - Disclosure - Other Income (Expense), Net - Narrative (Details)",
     "role": "http://www.kellyservices.com/role/OtherIncomeExpenseNetNarrativeDetails",
     "shortName": "Other Income (Expense), Net - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": null
    },
    "R66": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:IncomeTaxExpenseBenefit",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2453428 - Disclosure - Income Taxes (Details)",
     "role": "http://www.kellyservices.com/role/IncomeTaxesDetails",
     "shortName": "Income Taxes (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i2ed174b724a64ae88adf856cd418a7ce_I20220403",
      "decimals": "-5",
      "lang": "en-US",
      "name": "us-gaap:DeferredTaxAssetsLiabilitiesNet",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R67": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i4600040ae8164670b1b0935440ded354_I20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LossContingencyAccrualAtCarryingValue",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2454429 - Disclosure - Contingencies - Narrative (Details)",
     "role": "http://www.kellyservices.com/role/ContingenciesNarrativeDetails",
     "shortName": "Contingencies - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i4600040ae8164670b1b0935440ded354_I20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:LossContingencyAccrualAtCarryingValue",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R68": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NumberOfReportableSegments",
      "reportCount": 1,
      "unique": true,
      "unitRef": "segment",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2457430 - Disclosure - Segment Disclosures - Narrative (Details)",
     "role": "http://www.kellyservices.com/role/SegmentDisclosuresNarrativeDetails",
     "shortName": "Segment Disclosures - Narrative (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "INF",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:NumberOfReportableSegments",
      "reportCount": 1,
      "unique": true,
      "unitRef": "segment",
      "xsiNil": "false"
     }
    },
    "R69": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ReconciliationOfRevenueFromSegmentsToConsolidatedTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "ie702dbee611947d2aa7020706f0058c5_D20220103-20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:Revenues",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2458431 - Disclosure - Segment Disclosures - Segment Revenue From Service (Details)",
     "role": "http://www.kellyservices.com/role/SegmentDisclosuresSegmentRevenueFromServiceDetails",
     "shortName": "Segment Disclosures - Segment Revenue From Service (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "us-gaap:ReconciliationOfRevenueFromSegmentsToConsolidatedTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "ie702dbee611947d2aa7020706f0058c5_D20220103-20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:Revenues",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R7": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i4600040ae8164670b1b0935440ded354_I20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:CashAndCashEquivalentsAtCarryingValue",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "1004005 - Statement - Consolidated Balance Sheets (Unaudited)",
     "role": "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited",
     "shortName": "Consolidated Balance Sheets (Unaudited)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "ifddbb524cdb44df3b0abcc95ac663c4d_I20220102",
      "decimals": "-5",
      "lang": "en-US",
      "name": "us-gaap:CashAndCashEquivalentsAtCarryingValue",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R70": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:GrossProfit",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2459432 - Disclosure - Segment Disclosures - Segment Earnings (loss) From Operations (Details)",
     "role": "http://www.kellyservices.com/role/SegmentDisclosuresSegmentEarningslossFromOperationsDetails",
     "shortName": "Segment Disclosures - Segment Earnings (loss) From Operations (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "us-gaap:ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTextBlock",
       "div",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "if15e87360bab4a5097ae03738b2267fa_D20220103-20220403",
      "decimals": "-5",
      "lang": "en-US",
      "name": "us-gaap:OperatingIncomeLoss",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R71": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i3825fba5b1f443f1a52b858cf22c5434_D20220103-20220403",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:DepreciationDepletionAndAmortization",
      "reportCount": 1,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "disclosure",
     "isDefault": "false",
     "longName": "2460433 - Disclosure - Segment Disclosures - Depreciation and Amortization Expense Included in SG&A Expenses (Details)",
     "role": "http://www.kellyservices.com/role/SegmentDisclosuresDepreciationandAmortizationExpenseIncludedinSGAExpensesDetails",
     "shortName": "Segment Disclosures - Depreciation and Amortization Expense Included in SG&A Expenses (Details)",
     "subGroupType": "details",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "kelya:DepreciationAndAmortizationBySegmentTableTextBlock",
       "ix:continuation",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "ie40614caa5444053bc72d4f216d6483a_D20220103-20220403",
      "decimals": "-5",
      "lang": "en-US",
      "name": "us-gaap:DepreciationDepletionAndAmortization",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    },
    "R8": {
     "firstAnchor": null,
     "groupType": "statement",
     "isDefault": "false",
     "longName": "1005006 - Statement - Consolidated Balance Sheets (Unaudited) (Parenthetical)",
     "role": "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnauditedParenthetical",
     "shortName": "Consolidated Balance Sheets (Unaudited) (Parenthetical)",
     "subGroupType": "parenthetical",
     "uniqueAnchor": null
    },
    "R9": {
     "firstAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i4202a13458024f22ad57a8f3067766ce_I20210103",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:StockholdersEquity",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     },
     "groupType": "statement",
     "isDefault": "false",
     "longName": "1006007 - Statement - Consolidated Statements of Stockholders' Equity (Unaudited)",
     "role": "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited",
     "shortName": "Consolidated Statements of Stockholders' Equity (Unaudited)",
     "subGroupType": "",
     "uniqueAnchor": {
      "ancestors": [
       "span",
       "td",
       "tr",
       "table",
       "div",
       "body",
       "html"
      ],
      "baseRef": "kelya-20220403.htm",
      "contextRef": "i4202a13458024f22ad57a8f3067766ce_I20210103",
      "decimals": "-5",
      "first": true,
      "lang": "en-US",
      "name": "us-gaap:StockholdersEquity",
      "reportCount": 1,
      "unique": true,
      "unitRef": "usd",
      "xsiNil": "false"
     }
    }
   },
   "segmentCount": 71,
   "tag": {
    "country_BR": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "BRAZIL",
        "terseLabel": "Brazil"
       }
      }
     },
     "localname": "BR",
     "nsuri": "http://xbrl.sec.gov/country/2021",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "country_CA": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "CANADA",
        "terseLabel": "Canada"
       }
      }
     },
     "localname": "CA",
     "nsuri": "http://xbrl.sec.gov/country/2021",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueRevenuebyCountryDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "country_CH": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "SWITZERLAND",
        "terseLabel": "Switzerland"
       }
      }
     },
     "localname": "CH",
     "nsuri": "http://xbrl.sec.gov/country/2021",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueRevenuebyCountryDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "country_FR": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "FRANCE",
        "terseLabel": "France"
       }
      }
     },
     "localname": "FR",
     "nsuri": "http://xbrl.sec.gov/country/2021",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueRevenuebyCountryDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "country_GB": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "UNITED KINGDOM",
        "terseLabel": "United Kingdom"
       }
      }
     },
     "localname": "GB",
     "nsuri": "http://xbrl.sec.gov/country/2021",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueRevenuebyCountryDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "country_IT": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "ITALY",
        "terseLabel": "Italy"
       }
      }
     },
     "localname": "IT",
     "nsuri": "http://xbrl.sec.gov/country/2021",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueRevenuebyCountryDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "country_MX": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "MEXICO",
        "terseLabel": "Mexico"
       }
      }
     },
     "localname": "MX",
     "nsuri": "http://xbrl.sec.gov/country/2021",
     "presentation": [
      "http://www.kellyservices.com/role/IncomeTaxesDetails",
      "http://www.kellyservices.com/role/RevenueRevenuebyCountryDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "country_PR": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "PUERTO RICO",
        "terseLabel": "Puerto Rico"
       }
      }
     },
     "localname": "PR",
     "nsuri": "http://xbrl.sec.gov/country/2021",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueRevenuebyCountryDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "country_PT": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "PORTUGAL",
        "terseLabel": "Portugal"
       }
      }
     },
     "localname": "PT",
     "nsuri": "http://xbrl.sec.gov/country/2021",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueRevenuebyCountryDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "country_RU": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "RUSSIAN FEDERATION",
        "terseLabel": "Russia"
       }
      }
     },
     "localname": "RU",
     "nsuri": "http://xbrl.sec.gov/country/2021",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueRevenuebyCountryDetails",
      "http://www.kellyservices.com/role/SubsequentEventNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "country_US": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "UNITED STATES",
        "terseLabel": "United States"
       }
      }
     },
     "localname": "US",
     "nsuri": "http://xbrl.sec.gov/country/2021",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueRevenuebyCountryDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "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/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_CityAreaCode": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Area code of city",
        "label": "City Area Code",
        "terseLabel": "City Area Code"
       }
      }
     },
     "localname": "CityAreaCode",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_CoverAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cover page.",
        "label": "Cover [Abstract]",
        "terseLabel": "Cover page."
       }
      }
     },
     "localname": "CoverAbstract",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "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/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "gMonthDayItemType"
    },
    "dei_DocumentFiscalPeriodFocus": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fiscal period values are FY, Q1, Q2, and Q3.  1st, 2nd and 3rd quarter 10-Q or 10-QT statements have value Q1, Q2, and Q3 respectively, with 10-K, 10-KT or other fiscal year statements having FY.",
        "label": "Document Fiscal Period Focus",
        "terseLabel": "Document Fiscal Period Focus"
       }
      }
     },
     "localname": "DocumentFiscalPeriodFocus",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "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/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "gYearItemType"
    },
    "dei_DocumentInformationLineItems": {
     "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": "Document Information [Line Items]",
        "terseLabel": "Document Information [Line Items]"
       }
      }
     },
     "localname": "DocumentInformationLineItems",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "stringItemType"
    },
    "dei_DocumentInformationTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Container to support the formal attachment of each official or unofficial, public or private document as part of a submission package.",
        "label": "Document Information [Table]",
        "terseLabel": "Document Information [Table]"
       }
      }
     },
     "localname": "DocumentInformationTable",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "stringItemType"
    },
    "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/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "dateItemType"
    },
    "dei_DocumentQuarterlyReport": {
     "auth_ref": [
      "r546"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Boolean flag that is true only for a form used as an quarterly report.",
        "label": "Document Quarterly Report",
        "terseLabel": "Document Quarterly Report"
       }
      }
     },
     "localname": "DocumentQuarterlyReport",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_DocumentTransitionReport": {
     "auth_ref": [
      "r547"
     ],
     "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/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "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/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "submissionTypeItemType"
    },
    "dei_EntityAddressAddressLine1": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Address Line 1 such as Attn, Building Name, Street Name",
        "label": "Entity Address, Address Line One",
        "terseLabel": "Entity Address, Address Line One"
       }
      }
     },
     "localname": "EntityAddressAddressLine1",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "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/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "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/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "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/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "stateOrProvinceItemType"
    },
    "dei_EntityCentralIndexKey": {
     "auth_ref": [
      "r544"
     ],
     "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/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "centralIndexKeyItemType"
    },
    "dei_EntityCommonStockSharesOutstanding": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument.",
        "label": "Entity Common Stock, Shares Outstanding",
        "terseLabel": "Entity Common Stock, Shares Outstanding"
       }
      }
     },
     "localname": "EntityCommonStockSharesOutstanding",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "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/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "yesNoItemType"
    },
    "dei_EntityEmergingGrowthCompany": {
     "auth_ref": [
      "r544"
     ],
     "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/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntityFileNumber": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen.",
        "label": "Entity File Number",
        "terseLabel": "Entity File Number"
       }
      }
     },
     "localname": "EntityFileNumber",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "fileNumberItemType"
    },
    "dei_EntityFilerCategory": {
     "auth_ref": [
      "r544"
     ],
     "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/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "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/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "edgarStateCountryItemType"
    },
    "dei_EntityInteractiveDataCurrent": {
     "auth_ref": [
      "r553"
     ],
     "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/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "yesNoItemType"
    },
    "dei_EntityListingsExchangeAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The axis of a table defines the relationship between the domain members or categories in the table and the line items or concepts that complete the table.",
        "label": "Entity Listings, Exchange [Axis]",
        "terseLabel": "Entity Listings, Exchange [Axis]"
       }
      }
     },
     "localname": "EntityListingsExchangeAxis",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "stringItemType"
    },
    "dei_EntityRegistrantName": {
     "auth_ref": [
      "r544"
     ],
     "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/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_EntityShellCompany": {
     "auth_ref": [
      "r544"
     ],
     "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/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntitySmallBusiness": {
     "auth_ref": [
      "r544"
     ],
     "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/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "booleanItemType"
    },
    "dei_EntityTaxIdentificationNumber": {
     "auth_ref": [
      "r544"
     ],
     "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/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "employerIdItemType"
    },
    "dei_ExchangeDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The set of all exchanges. MIC exchange codes are drawn from ISO 10383.",
        "label": "Exchange [Domain]",
        "terseLabel": "Exchange [Domain]"
       }
      }
     },
     "localname": "ExchangeDomain",
     "nsuri": "http://xbrl.sec.gov/dei/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "domainItemType"
    },
    "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/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "normalizedStringItemType"
    },
    "dei_Security12bTitle": {
     "auth_ref": [
      "r543"
     ],
     "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/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "securityTitleItemType"
    },
    "dei_SecurityExchangeName": {
     "auth_ref": [
      "r545"
     ],
     "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/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "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/2021q4",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "tradingSymbolItemType"
    },
    "exch_XNMS": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "NASDAQ/NMS (GLOBAL MARKET) [Member]",
        "terseLabel": "NASDAQ Global Market"
       }
      }
     },
     "localname": "XNMS",
     "nsuri": "http://xbrl.sec.gov/exch/2021",
     "presentation": [
      "http://www.kellyservices.com/role/DocumentandEntityInformation"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_AccountsReceivableAllowanceForCreditLossCurrentExchangeEffects": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accounts Receivable, Allowance for Credit Loss, Current Exchange Effects",
        "label": "Accounts Receivable, Allowance for Credit Loss, Current Exchange Effects",
        "terseLabel": "Currency exchange effects"
       }
      }
     },
     "localname": "AccountsReceivableAllowanceForCreditLossCurrentExchangeEffects",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/CreditLossesAllowanceforCreditLossesRelatedtoTradeAccountsReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "kelya_AccountsReceivableCurrentPeriodProvision": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accounts Receivable, Current Period Provision",
        "label": "Accounts Receivable, Current Period Provision",
        "terseLabel": "Current period provision"
       }
      }
     },
     "localname": "AccountsReceivableCurrentPeriodProvision",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/CreditLossesAllowanceforCreditLossesRelatedtoTradeAccountsReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "kelya_BusinessCombinationConsiderationTransferredIncludingWorkingCapitalAdjustments": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Consideration Transferred, Including Working Capital Adjustments",
        "label": "Business Combination, Consideration Transferred, Including Working Capital Adjustments",
        "terseLabel": "Total consideration, including working capital adjustments"
       }
      }
     },
     "localname": "BusinessCombinationConsiderationTransferredIncludingWorkingCapitalAdjustments",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsFairValueofAssetsAssumedandLiabilitiesAcquiredDetails",
      "http://www.kellyservices.com/role/AcquisitionsScheduleofPurchasePriceDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "kelya_BusinessCombinationIndemnificationLiabilities": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Indemnification Liabilities",
        "label": "Business Combination, Indemnification Liabilities",
        "terseLabel": "Indemnification liabilities"
       }
      }
     },
     "localname": "BusinessCombinationIndemnificationLiabilities",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "kelya_BusinessCombinationIndemnificationLiabilitiesAmountAsOfAcquisitionDate": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Indemnification Liabilities, Amount as of Acquisition Date",
        "label": "Business Combination, Indemnification Liabilities, Amount as of Acquisition Date",
        "terseLabel": "Indemnification liability"
       }
      }
     },
     "localname": "BusinessCombinationIndemnificationLiabilitiesAmountAsOfAcquisitionDate",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "kelya_BusinessCombinationIndemnificationLiabilitiesExpense": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Indemnification Liabilities, Expense",
        "label": "Business Combination, Indemnification Liabilities, Expense",
        "negatedTerseLabel": "Indemnification liabilities, expense (income)"
       }
      }
     },
     "localname": "BusinessCombinationIndemnificationLiabilitiesExpense",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "kelya_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccountsPayableAndAccruedLiabilities": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Accounts Payable and Accrued Liabilities",
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Accounts Payable and Accrued Liabilities",
        "terseLabel": "Accounts payable and accrued liabilities, current"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccountsPayableAndAccruedLiabilities",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsFairValueofAssetsAssumedandLiabilitiesAcquiredDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "kelya_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedPayrollAndRelatedTaxes": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Accrued Payroll and Related Taxes",
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Accrued Payroll and Related Taxes",
        "terseLabel": "Accrued payroll and related taxes, current"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedPayrollAndRelatedTaxes",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsFairValueofAssetsAssumedandLiabilitiesAcquiredDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "kelya_BusinessCombinationScheduleOfPurchasePriceTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Combination, Schedule of Purchase Price",
        "label": "Business Combination, Schedule of Purchase Price [Table Text Block]",
        "terseLabel": "Business Combination, Schedule of Purchase Price"
       }
      }
     },
     "localname": "BusinessCombinationScheduleOfPurchasePriceTableTextBlock",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "kelya_BusinessTalentGroupLLCMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Business Talent Group, LLC [Member]",
        "label": "Business Talent Group, LLC [Member]",
        "terseLabel": "Business Talent Group, LLC"
       }
      }
     },
     "localname": "BusinessTalentGroupLLCMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_CommonClassATreasuryStockMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common Class A Treasury Stock [Member]",
        "label": "Common Class A Treasury Stock [Member]",
        "terseLabel": "Treasury Stock, Class A common stock"
       }
      }
     },
     "localname": "CommonClassATreasuryStockMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_CommonClassBTreasuryStockMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Common Class B Treasury Stock [Member]",
        "label": "Common Class B Treasury Stock [Member]",
        "terseLabel": "Treasury Stock, Class B common stock"
       }
      }
     },
     "localname": "CommonClassBTreasuryStockMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_CumulativeTranslationAdjustmentGainLoss": {
     "auth_ref": [],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 7.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      },
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cumulative Translation Adjustment Gain (Loss)",
        "label": "Cumulative Translation Adjustment Gain (Loss)",
        "negatedTerseLabel": "Loss on currency translation from liquidation of subsidiary",
        "terseLabel": "Loss on currency translation from liquidation of subsidiary"
       }
      }
     },
     "localname": "CumulativeTranslationAdjustmentGainLoss",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited",
      "http://www.kellyservices.com/role/InvestmentinPersolHoldingsNarrativeDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentEarningslossFromOperationsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "kelya_DeferredFulfillmentCostsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Deferred Fulfillment Costs [Member]",
        "label": "Deferred Fulfillment Costs [Member]",
        "terseLabel": "Deferred Fulfillment Costs"
       }
      }
     },
     "localname": "DeferredFulfillmentCostsMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_DepreciationAndAmortizationBySegmentTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Depreciation and Amortization by Segment",
        "label": "Depreciation and Amortization by Segment [Table Text Block]",
        "terseLabel": "Depreciation and Amortization by Segment"
       }
      }
     },
     "localname": "DepreciationAndAmortizationBySegmentTableTextBlock",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/SegmentDisclosuresTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "kelya_EarningsInvestedInTheBusinessMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Earnings Invested In The Business [Member]",
        "label": "Earnings Invested In The Business [Member]",
        "terseLabel": "Earnings Invested in the Business"
       }
      }
     },
     "localname": "EarningsInvestedInTheBusinessMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_EarnoutFairValueDisclosure": {
     "auth_ref": [],
     "calculation": {
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_LiabilitiesFairValueDisclosure",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Earnout, Fair Value Disclosure",
        "label": "Earnout, Fair Value Disclosure",
        "verboseLabel": "Earnout, fair value"
       }
      }
     },
     "localname": "EarnoutFairValueDisclosure",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "kelya_EducationMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Education [Member]",
        "label": "Education [Member]",
        "terseLabel": "Education"
       }
      }
     },
     "localname": "EducationMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/GoodwillChangesintheNetCarryingAmountofGoodwillDetails",
      "http://www.kellyservices.com/role/RestructuringRestructuringReserveDetails",
      "http://www.kellyservices.com/role/RestructuringScheduleofRestructuringandRelatedCostsDetails",
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyServiceTypeDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresDepreciationandAmortizationExpenseIncludedinSGAExpensesDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentEarningslossFromOperationsDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentRevenueFromServiceDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_EquityMethodInvestmentAmountSoldPercentage": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Equity Method Investment, Amount Sold, Percentage",
        "label": "Equity Method Investment, Amount Sold, Percentage",
        "terseLabel": "Equity method investment, amount sold, percentage"
       }
      }
     },
     "localname": "EquityMethodInvestmentAmountSoldPercentage",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/InvestmentinPersolKellyPteLtdDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "kelya_EquityMethodInvestmentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Equity Method Investment",
        "label": "Equity Method Investment [Member]",
        "terseLabel": "Equity Method Investment and Other"
       }
      }
     },
     "localname": "EquityMethodInvestmentMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossNarrativeDetails",
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossScheduleofAccumulatedOtherComprehensiveIncomeLossbyComponentNetofTaxDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_GreenwoodAsherMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Greenwood/Asher",
        "label": "Greenwood/Asher [Member]",
        "terseLabel": "Greenwood/Asher"
       }
      }
     },
     "localname": "GreenwoodAsherMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_IncomeLossfromContinuingOperationsBeforeEquityMethodInvestments": {
     "auth_ref": [],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_NetIncomeLoss",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of income (loss) from continuing operations before addition of income (loss) from equity method investments.",
        "label": "Income (Loss) from Continuing Operations Before Equity Method Investments",
        "totalLabel": "Net earnings (loss) before equity in net earnings (loss) of affiliate"
       }
      }
     },
     "localname": "IncomeLossfromContinuingOperationsBeforeEquityMethodInvestments",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "kelya_IncomeTaxesLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "[Line Items] for Income Taxes [Table]",
        "label": "Income Taxes [Line Items]",
        "terseLabel": "Income Taxes [Line Items]"
       }
      }
     },
     "localname": "IncomeTaxesLineItems",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/IncomeTaxesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "kelya_IncomeTaxesTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Income Taxes [Table]",
        "label": "Income Taxes [Table]",
        "terseLabel": "Income Taxes [Table]"
       }
      }
     },
     "localname": "IncomeTaxesTable",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/IncomeTaxesDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "kelya_IndemnificationFairValueDisclosure": {
     "auth_ref": [],
     "calculation": {
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_LiabilitiesFairValueDisclosure",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Indemnification, Fair Value Disclosure",
        "label": "Indemnification, Fair Value Disclosure",
        "terseLabel": "Brazil indemnification"
       }
      }
     },
     "localname": "IndemnificationFairValueDisclosure",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "kelya_InternationalMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Staffing segment activity in the regions of Europe, Middle East and Africa and Asia Pacific.",
        "label": "International [Member]",
        "terseLabel": "International"
       }
      }
     },
     "localname": "InternationalMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyGeographicRegionDetails",
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyServiceTypeDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresDepreciationandAmortizationExpenseIncludedinSGAExpensesDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentEarningslossFromOperationsDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentRevenueFromServiceDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_InvestmentinPersolHoldingsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Investment in Persol Holdings [Abstract]",
        "label": "Investment in Persol Holdings [Abstract]",
        "terseLabel": "Investment in Persol Holdings [Abstract]"
       }
      }
     },
     "localname": "InvestmentinPersolHoldingsAbstract",
     "nsuri": "http://www.kellyservices.com/20220403",
     "xbrltype": "stringItemType"
    },
    "kelya_KellyServicesJapanIncMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Kelly Services Japan, Inc.",
        "label": "Kelly Services Japan, Inc. [Member]",
        "terseLabel": "Kelly Services Japan, Inc."
       }
      }
     },
     "localname": "KellyServicesJapanIncMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/InvestmentinPersolHoldingsNarrativeDetails",
      "http://www.kellyservices.com/role/OtherIncomeExpenseNetNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_KenzieAcademyInc.Member": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Kenzie Academy Inc. [Member]",
        "label": "Kenzie Academy Inc. [Member]",
        "terseLabel": "Kenzie Academy Inc."
       }
      }
     },
     "localname": "KenzieAcademyInc.Member",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_LiquidationOfSubsidiaryMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Liquidation of Subsidiary",
        "label": "Liquidation of Subsidiary [Member]",
        "terseLabel": "Liquidation of Subsidiary"
       }
      }
     },
     "localname": "LiquidationOfSubsidiaryMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossScheduleofAccumulatedOtherComprehensiveIncomeLossbyComponentNetofTaxDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_NetEarningsAvailableToCommonShareholders": {
     "auth_ref": [],
     "calculation": {
      "http://www.kellyservices.com/role/EarningsLossPerShareReconciliationofBasicandDilutedEarningsPerShareDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Net earnings after earnings distributed and allocated to participating securities under the two-class method.",
        "label": "Net Earnings Available To Common Shareholders",
        "totalLabel": "Net earnings (loss) available to common shareholders"
       }
      }
     },
     "localname": "NetEarningsAvailableToCommonShareholders",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/EarningsLossPerShareReconciliationofBasicandDilutedEarningsPerShareDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "kelya_NumberOfGeographiesInWhichEntityOperates": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of Geographies in Which Entity Operates",
        "label": "Number of Geographies in Which Entity Operates",
        "terseLabel": "Number of geographies in which entity operates"
       }
      }
     },
     "localname": "NumberOfGeographiesInWhichEntityOperates",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/InvestmentinPersolKellyPteLtdDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "kelya_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIEquityMethodInvestmentAndOtherNetOfTax": {
     "auth_ref": [],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofComprehensiveIncomeLossUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Equity Method Investment and Other, Net of Tax",
        "label": "Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Equity Method Investment and Other, Net of Tax",
        "negatedTerseLabel": "Less: Reclassification adjustments included in net earnings (loss) - equity method investment and other"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIEquityMethodInvestmentAndOtherNetOfTax",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofComprehensiveIncomeLossUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "kelya_OtherEMEAMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other EMEA [Member]",
        "label": "Other EMEA [Member]",
        "terseLabel": "Other"
       }
      }
     },
     "localname": "OtherEMEAMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueRevenuebyCountryDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_OtherIncomeExpenseLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other Income (Expense) [Line Items]",
        "label": "Other Income (Expense) [Line Items]",
        "terseLabel": "Other Income (Expense) [Line Items]"
       }
      }
     },
     "localname": "OtherIncomeExpenseLineItems",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/OtherIncomeExpenseNetNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "kelya_OtherIncomeExpenseTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other Income (Expense) [Table]",
        "label": "Other Income (Expense) [Table]",
        "terseLabel": "Other Income (Expense) [Table]"
       }
      }
     },
     "localname": "OtherIncomeExpenseTable",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/OtherIncomeExpenseNetNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "kelya_OtherLongTermLiabilitiesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Other Long Term Liabilities",
        "label": "Other Long Term Liabilities [Member]",
        "terseLabel": "Other Long Term Liabilities"
       }
      }
     },
     "localname": "OtherLongTermLiabilitiesMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_OutcomeBasedServicesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Outcome-Based Services [Member]",
        "label": "Outcome-Based Services [Member]",
        "terseLabel": "Outcome-Based Services"
       }
      }
     },
     "localname": "OutcomeBasedServicesMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyServiceTypeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_OutsourcingAndConsultingGroupMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Outsourcing and Consulting Group",
        "label": "Outsourcing and Consulting Group [Member]",
        "terseLabel": "Outsourcing &amp; Consulting"
       }
      }
     },
     "localname": "OutsourcingAndConsultingGroupMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/GoodwillChangesintheNetCarryingAmountofGoodwillDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_OutsourcingConsultingMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Outsourcing &amp; Consulting",
        "label": "Outsourcing &amp; Consulting [Member]",
        "terseLabel": "Outsourcing &amp; Consulting"
       }
      }
     },
     "localname": "OutsourcingConsultingMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/RestructuringRestructuringReserveDetails",
      "http://www.kellyservices.com/role/RestructuringScheduleofRestructuringandRelatedCostsDetails",
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyGeographicRegionDetails",
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyServiceTypeDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresDepreciationandAmortizationExpenseIncludedinSGAExpensesDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentEarningslossFromOperationsDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentRevenueFromServiceDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_ParticipatingSecuritiesDistributedandUndistributedEarningsLossBasicandDiluted": {
     "auth_ref": [],
     "calculation": {
      "http://www.kellyservices.com/role/EarningsLossPerShareReconciliationofBasicandDilutedEarningsPerShareDetails": {
       "order": 2.0,
       "parentTag": "kelya_NetEarningsAvailableToCommonShareholders",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of earnings (loss) distributed and earnings (loss) allocated to participating securities for the basic and diluted earnings (loss) per share or per unit calculation under the two-class method.",
        "label": "Participating Securities, Distributed and Undistributed Earnings (Loss), Basic and Diluted",
        "negatedLabel": "Less: earnings allocated to participating securities"
       }
      }
     },
     "localname": "ParticipatingSecuritiesDistributedandUndistributedEarningsLossBasicandDiluted",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/EarningsLossPerShareReconciliationofBasicandDilutedEarningsPerShareDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "kelya_PediatricTherapeuticServicesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Pediatric Therapeutic Services",
        "label": "Pediatric Therapeutic Services [Member]",
        "terseLabel": "Pediatric Therapeutic Services"
       }
      }
     },
     "localname": "PediatricTherapeuticServicesMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/SubsequentEventNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_PerformanceSharesFinancialMeasureMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Performance Shares, Financial Measure [Member]",
        "label": "Performance Shares, Financial Measure [Member]",
        "terseLabel": "Financial Measure Performance Shares"
       }
      }
     },
     "localname": "PerformanceSharesFinancialMeasureMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedPerformanceSharesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_PermanentPlacementMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Permanent Placement [Member]",
        "label": "Permanent Placement [Member]",
        "terseLabel": "Permanent Placement"
       }
      }
     },
     "localname": "PermanentPlacementMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyServiceTypeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_PersolHoldingsInvestmentMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Persol Holdings Investment [Member]",
        "label": "Persol Holdings Investment [Member]",
        "terseLabel": "Persol Holdings Investment"
       }
      }
     },
     "localname": "PersolHoldingsInvestmentMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.kellyservices.com/role/InvestmentinPersolHoldingsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_PersolHoldingsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Persol Holdings [Member]",
        "label": "Persol Holdings [Member]",
        "terseLabel": "Persol Holdings"
       }
      }
     },
     "localname": "PersolHoldingsMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/IncomeTaxesDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_PersolKellyPteLtdMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "PersolKelly Pte. Ltd.",
        "label": "PersolKelly Pte. Ltd. [Member]",
        "terseLabel": "PersolKelly Pte. Ltd."
       }
      }
     },
     "localname": "PersolKellyPteLtdMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossNarrativeDetails",
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.kellyservices.com/role/InvestmentinPersolKellyPteLtdDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_ProfessionalIndustrialMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Professional &amp; Industrial",
        "label": "Professional &amp; Industrial [Member]",
        "terseLabel": "Professional &amp; Industrial"
       }
      }
     },
     "localname": "ProfessionalIndustrialMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/RestructuringRestructuringReserveDetails",
      "http://www.kellyservices.com/role/RestructuringScheduleofRestructuringandRelatedCostsDetails",
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyServiceTypeDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresDepreciationandAmortizationExpenseIncludedinSGAExpensesDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentEarningslossFromOperationsDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentRevenueFromServiceDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_RevenuefromContractwithCustomerLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "[Line Items] for Revenue from Contract with Customer [Table]",
        "label": "Revenue from Contract with Customer [Line Items]",
        "terseLabel": "Revenue from Contract with Customer [Line Items]"
       }
      }
     },
     "localname": "RevenuefromContractwithCustomerLineItems",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "kelya_RevenuefromContractwithCustomerTable": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Revenue from Contract with Customer [Table]",
        "label": "Revenue from Contract with Customer [Table]",
        "terseLabel": "Revenue from Contract with Customer [Table]"
       }
      }
     },
     "localname": "RevenuefromContractwithCustomerTable",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "kelya_RocketPowerMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "RocketPower",
        "label": "RocketPower [Member]",
        "terseLabel": "RocketPower"
       }
      }
     },
     "localname": "RocketPowerMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsFairValueofAssetsAssumedandLiabilitiesAcquiredDetails",
      "http://www.kellyservices.com/role/AcquisitionsNarrativeDetails",
      "http://www.kellyservices.com/role/AcquisitionsScheduleofPurchasePriceDetails",
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_ScienceEngineeringTechnologyMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Science, Engineering &amp; Technology",
        "label": "Science, Engineering &amp; Technology [Member]",
        "terseLabel": "Science, Engineering &amp; Technology"
       }
      }
     },
     "localname": "ScienceEngineeringTechnologyMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/GoodwillChangesintheNetCarryingAmountofGoodwillDetails",
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyGeographicRegionDetails",
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyServiceTypeDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresDepreciationandAmortizationExpenseIncludedinSGAExpensesDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentEarningslossFromOperationsDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentRevenueFromServiceDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestingAdjustment": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vesting Adjustment",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vesting Adjustment",
        "negatedLabel": "Vesting adjustment (in shares)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestingAdjustment",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedPerformanceSharesDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "kelya_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestingAdjustmentWeightedAverageGrantDateFairValue": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vesting Adjustment, Weighted Average Grant Date Fair Value",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vesting Adjustment, Weighted Average Grant Date Fair Value",
        "terseLabel": "Vesting adjustment (in dollars per share)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestingAdjustmentWeightedAverageGrantDateFairValue",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedPerformanceSharesDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "kelya_ShareBasedPaymentArrangementMaximumNumberOfSharesThatCanBeEarnedPercentage": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share-based Payment Arrangement, Maximum Number of Shares That Can Be Earned, Percentage",
        "label": "Share-based Payment Arrangement, Maximum Number of Shares That Can Be Earned, Percentage",
        "terseLabel": "Maximum number of shares that can be earned, percentage"
       }
      }
     },
     "localname": "ShareBasedPaymentArrangementMaximumNumberOfSharesThatCanBeEarnedPercentage",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/StockBasedCompensationNarrativeDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "kelya_SoftworldIncMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Softworld, Inc.",
        "label": "Softworld, Inc. [Member]",
        "terseLabel": "Softworld, Inc."
       }
      }
     },
     "localname": "SoftworldIncMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsNarrativeDetails",
      "http://www.kellyservices.com/role/AcquisitionsScheduleofPurchasePriceDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_StaffingServicesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Staffing Services [Member]",
        "label": "Staffing Services [Member]",
        "terseLabel": "Staffing Services"
       }
      }
     },
     "localname": "StaffingServicesMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyServiceTypeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_StockRepurchasedDuringPeriodAmountInExcessOfParValue": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Stock Repurchased During Period, Amount in Excess of Par Value",
        "label": "Stock Repurchased During Period, Amount in Excess of Par Value",
        "terseLabel": "Stock repurchased during period, amount in excess of par value"
       }
      }
     },
     "localname": "StockRepurchasedDuringPeriodAmountInExcessOfParValue",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/InvestmentinPersolHoldingsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "kelya_TalentSolutionsMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Talent Solutions [Member]",
        "label": "Talent Solutions [Member]",
        "terseLabel": "Talent Solutions"
       }
      }
     },
     "localname": "TalentSolutionsMember",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyServiceTypeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "kelya_WorkingCapitalAdjustment": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Working Capital Adjustment",
        "label": "Working Capital Adjustment",
        "negatedTerseLabel": "Net working capital adjustment",
        "terseLabel": "Net working capital adjustment"
       }
      }
     },
     "localname": "WorkingCapitalAdjustment",
     "nsuri": "http://www.kellyservices.com/20220403",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsNarrativeDetails",
      "http://www.kellyservices.com/role/AcquisitionsScheduleofPurchasePriceDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "srt_AmericasMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Americas [Member]",
        "terseLabel": "Total Americas Region",
        "verboseLabel": "Americas"
       }
      }
     },
     "localname": "AmericasMember",
     "nsuri": "http://fasb.org/srt/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyGeographicRegionDetails",
      "http://www.kellyservices.com/role/RevenueRevenuebyCountryDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_AsiaPacificMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Asia Pacific [Member]",
        "terseLabel": "Total Asia-Pacific Region",
        "verboseLabel": "Asia-Pacific"
       }
      }
     },
     "localname": "AsiaPacificMember",
     "nsuri": "http://fasb.org/srt/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyGeographicRegionDetails",
      "http://www.kellyservices.com/role/RevenueRevenuebyCountryDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_ConsolidationItemsAxis": {
     "auth_ref": [
      "r115",
      "r163",
      "r175",
      "r176",
      "r177",
      "r178",
      "r179",
      "r181",
      "r185",
      "r277",
      "r278",
      "r279",
      "r280",
      "r281",
      "r282",
      "r284",
      "r285",
      "r287",
      "r289",
      "r290"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Consolidation Items [Axis]",
        "terseLabel": "Consolidation Items [Axis]"
       }
      }
     },
     "localname": "ConsolidationItemsAxis",
     "nsuri": "http://fasb.org/srt/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RestructuringRestructuringReserveDetails",
      "http://www.kellyservices.com/role/RestructuringScheduleofRestructuringandRelatedCostsDetails",
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyServiceTypeDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentEarningslossFromOperationsDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentRevenueFromServiceDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_ConsolidationItemsDomain": {
     "auth_ref": [
      "r115",
      "r163",
      "r175",
      "r176",
      "r177",
      "r178",
      "r179",
      "r181",
      "r185",
      "r277",
      "r278",
      "r279",
      "r280",
      "r281",
      "r282",
      "r284",
      "r285",
      "r287",
      "r289",
      "r290"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Consolidation Items [Domain]",
        "terseLabel": "Consolidation Items [Domain]"
       }
      }
     },
     "localname": "ConsolidationItemsDomain",
     "nsuri": "http://fasb.org/srt/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RestructuringRestructuringReserveDetails",
      "http://www.kellyservices.com/role/RestructuringScheduleofRestructuringandRelatedCostsDetails",
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyServiceTypeDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentEarningslossFromOperationsDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentRevenueFromServiceDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_EquityMethodInvesteeNameDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Investment, Name [Domain]",
        "terseLabel": "Investment, Name [Domain]"
       }
      }
     },
     "localname": "EquityMethodInvesteeNameDomain",
     "nsuri": "http://fasb.org/srt/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossNarrativeDetails",
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.kellyservices.com/role/IncomeTaxesDetails",
      "http://www.kellyservices.com/role/InvestmentinPersolHoldingsNarrativeDetails",
      "http://www.kellyservices.com/role/InvestmentinPersolKellyPteLtdDetails",
      "http://www.kellyservices.com/role/OtherIncomeExpenseNetNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_EuropeMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Europe [Member]",
        "terseLabel": "Europe"
       }
      }
     },
     "localname": "EuropeMember",
     "nsuri": "http://fasb.org/srt/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyGeographicRegionDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_MaximumMember": {
     "auth_ref": [
      "r292",
      "r298",
      "r340",
      "r342",
      "r472",
      "r473",
      "r474",
      "r475",
      "r476",
      "r477",
      "r478",
      "r517",
      "r520",
      "r541",
      "r542"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Maximum [Member]",
        "terseLabel": "Maximum"
       }
      }
     },
     "localname": "MaximumMember",
     "nsuri": "http://fasb.org/srt/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ContingenciesNarrativeDetails",
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_MinimumMember": {
     "auth_ref": [
      "r292",
      "r298",
      "r340",
      "r342",
      "r472",
      "r473",
      "r474",
      "r475",
      "r476",
      "r477",
      "r478",
      "r517",
      "r520",
      "r541",
      "r542"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Minimum [Member]",
        "terseLabel": "Minimum"
       }
      }
     },
     "localname": "MinimumMember",
     "nsuri": "http://fasb.org/srt/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ContingenciesNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_ProductOrServiceAxis": {
     "auth_ref": [
      "r188",
      "r315",
      "r317",
      "r479",
      "r516",
      "r518"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Product and Service [Axis]",
        "terseLabel": "Product and Service [Axis]"
       }
      }
     },
     "localname": "ProductOrServiceAxis",
     "nsuri": "http://fasb.org/srt/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentRevenueFromServiceDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_ProductsAndServicesDomain": {
     "auth_ref": [
      "r188",
      "r315",
      "r317",
      "r479",
      "r516",
      "r518"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Product and Service [Domain]",
        "terseLabel": "Product and Service [Domain]"
       }
      }
     },
     "localname": "ProductsAndServicesDomain",
     "nsuri": "http://fasb.org/srt/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentRevenueFromServiceDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_RangeAxis": {
     "auth_ref": [
      "r292",
      "r298",
      "r330",
      "r340",
      "r342",
      "r472",
      "r473",
      "r474",
      "r475",
      "r476",
      "r477",
      "r478",
      "r517",
      "r520",
      "r541",
      "r542"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statistical Measurement [Axis]",
        "terseLabel": "Statistical Measurement [Axis]"
       }
      }
     },
     "localname": "RangeAxis",
     "nsuri": "http://fasb.org/srt/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ContingenciesNarrativeDetails",
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_RangeMember": {
     "auth_ref": [
      "r292",
      "r298",
      "r330",
      "r340",
      "r342",
      "r472",
      "r473",
      "r474",
      "r475",
      "r476",
      "r477",
      "r478",
      "r517",
      "r520",
      "r541",
      "r542"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statistical Measurement [Domain]",
        "terseLabel": "Statistical Measurement [Domain]"
       }
      }
     },
     "localname": "RangeMember",
     "nsuri": "http://fasb.org/srt/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ContingenciesNarrativeDetails",
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis": {
     "auth_ref": [
      "r206"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Investment, Name [Axis]",
        "terseLabel": "Investment, Name [Axis]"
       }
      }
     },
     "localname": "ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis",
     "nsuri": "http://fasb.org/srt/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossNarrativeDetails",
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.kellyservices.com/role/IncomeTaxesDetails",
      "http://www.kellyservices.com/role/InvestmentinPersolHoldingsNarrativeDetails",
      "http://www.kellyservices.com/role/InvestmentinPersolKellyPteLtdDetails",
      "http://www.kellyservices.com/role/OtherIncomeExpenseNetNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "srt_SegmentGeographicalDomain": {
     "auth_ref": [
      "r189",
      "r190",
      "r315",
      "r318",
      "r519",
      "r532",
      "r533",
      "r534",
      "r535",
      "r536",
      "r537",
      "r538",
      "r539",
      "r540"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Geographical [Domain]",
        "terseLabel": "Geographical [Domain]"
       }
      }
     },
     "localname": "SegmentGeographicalDomain",
     "nsuri": "http://fasb.org/srt/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.kellyservices.com/role/IncomeTaxesDetails",
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyGeographicRegionDetails",
      "http://www.kellyservices.com/role/RevenueRevenuebyCountryDetails",
      "http://www.kellyservices.com/role/SubsequentEventNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "srt_StatementGeographicalAxis": {
     "auth_ref": [
      "r189",
      "r190",
      "r315",
      "r318",
      "r519",
      "r530",
      "r532",
      "r533",
      "r534",
      "r535",
      "r536",
      "r537",
      "r538",
      "r539",
      "r540"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Geographical [Axis]",
        "terseLabel": "Geographical [Axis]"
       }
      }
     },
     "localname": "StatementGeographicalAxis",
     "nsuri": "http://fasb.org/srt/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.kellyservices.com/role/IncomeTaxesDetails",
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyGeographicRegionDetails",
      "http://www.kellyservices.com/role/RevenueRevenuebyCountryDetails",
      "http://www.kellyservices.com/role/SubsequentEventNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AOCIAttributableToParentNetOfTaxRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "AOCI Attributable to Parent, Net of Tax [Roll Forward]",
        "terseLabel": "AOCI Attributable to Parent, Net of Tax [Roll Forward]"
       }
      }
     },
     "localname": "AOCIAttributableToParentNetOfTaxRollForward",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossScheduleofAccumulatedOtherComprehensiveIncomeLossbyComponentNetofTaxDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent": {
     "auth_ref": [
      "r44"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.",
        "label": "Accounts Payable and Accrued Liabilities, Current",
        "terseLabel": "Accounts payable and accrued liabilities"
       }
      }
     },
     "localname": "AccountsPayableAndAccruedLiabilitiesCurrent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccountsPayableAndAccruedLiabilitiesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Primary financial statement caption encompassing accounts payable and accrued liabilities.",
        "label": "Accounts Payable and Accrued Liabilities [Member]",
        "terseLabel": "Accounts Payable and Accrued Liabilities"
       }
      }
     },
     "localname": "AccountsPayableAndAccruedLiabilitiesMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock": {
     "auth_ref": [
      "r219"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of allowance for credit loss on accounts receivable.",
        "label": "Accounts Receivable, Allowance for Credit Loss [Table Text Block]",
        "terseLabel": "Accounts Receivable, Allowance for Credit Loss"
       }
      }
     },
     "localname": "AccountsReceivableAllowanceForCreditLossTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/CreditLossesTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_AccountsReceivableNetCurrent": {
     "auth_ref": [
      "r7",
      "r29",
      "r194",
      "r195"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.",
        "label": "Accounts Receivable, after Allowance for Credit Loss, Current",
        "terseLabel": "Trade accounts receivable, less allowances of $12.2 and $12.6, respectively"
       }
      }
     },
     "localname": "AccountsReceivableNetCurrent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccruedPayrollTaxesCurrentAndNoncurrent": {
     "auth_ref": [
      "r491",
      "r509"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_LiabilitiesNoncurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying value as of the balance sheet date of obligations incurred and payable for statutory payroll taxes incurred through that date and withheld from employees pertaining to services received from them, including entity's matching share of the employees FICA taxes and contributions to the state and federal unemployment insurance programs.",
        "label": "Accrued Payroll Taxes",
        "terseLabel": "Accrued payroll and related taxes"
       }
      }
     },
     "localname": "AccruedPayrollTaxesCurrentAndNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember": {
     "auth_ref": [
      "r57",
      "r62",
      "r72",
      "r73",
      "r74",
      "r412"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accumulated other comprehensive (income) loss related to defined benefit plans attributable to the parent.",
        "label": "Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]",
        "terseLabel": "Pension liability adjustments:"
       }
      }
     },
     "localname": "AccumulatedDefinedBenefitPlansAdjustmentMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossScheduleofAccumulatedOtherComprehensiveIncomeLossbyComponentNetofTaxDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment": {
     "auth_ref": [
      "r42",
      "r244"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 2.0,
       "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": "Accumulated depreciation"
       }
      }
     },
     "localname": "AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Accumulated Other Comprehensive Income (Loss) [Line Items]",
        "terseLabel": "Accumulated Other Comprehensive Income (Loss) [Line Items]"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeLossLineItems",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossNarrativeDetails",
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossScheduleofAccumulatedOtherComprehensiveIncomeLossbyComponentNetofTaxDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax": {
     "auth_ref": [
      "r32",
      "r59",
      "r61",
      "r62",
      "r504",
      "r525",
      "r528"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.",
        "label": "Accumulated Other Comprehensive Income (Loss), Net of Tax",
        "terseLabel": "Accumulated other comprehensive income (loss)"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeLossNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.kellyservices.com/role/InvestmentinPersolKellyPteLtdDetails",
      "http://www.kellyservices.com/role/SubsequentEventNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]",
        "terseLabel": "Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeLossTable": {
     "auth_ref": [
      "r72",
      "r73",
      "r446",
      "r447",
      "r448",
      "r449",
      "r450",
      "r453"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about components of accumulated other comprehensive income (loss).",
        "label": "Accumulated Other Comprehensive Income (Loss) [Table]",
        "terseLabel": "Accumulated Other Comprehensive Income (Loss) [Table]"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeLossTable",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossNarrativeDetails",
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossScheduleofAccumulatedOtherComprehensiveIncomeLossbyComponentNetofTaxDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AccumulatedOtherComprehensiveIncomeMember": {
     "auth_ref": [
      "r58",
      "r62",
      "r72",
      "r73",
      "r74",
      "r116",
      "r117",
      "r118",
      "r412",
      "r521",
      "r522",
      "r554"
     ],
     "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 Income (Loss)"
       }
      }
     },
     "localname": "AccumulatedOtherComprehensiveIncomeMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossScheduleofAccumulatedOtherComprehensiveIncomeLossbyComponentNetofTaxDetails",
      "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AccumulatedTranslationAdjustmentMember": {
     "auth_ref": [
      "r55",
      "r62",
      "r72",
      "r73",
      "r74",
      "r412",
      "r447",
      "r448",
      "r449",
      "r450",
      "r453"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Accumulated other comprehensive income (loss) resulting from foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature, attributable to the parent.",
        "label": "Accumulated Foreign Currency Adjustment Attributable to Parent [Member]",
        "terseLabel": "Foreign currency translation adjustments:"
       }
      }
     },
     "localname": "AccumulatedTranslationAdjustmentMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossNarrativeDetails",
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossScheduleofAccumulatedOtherComprehensiveIncomeLossbyComponentNetofTaxDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife": {
     "auth_ref": [
      "r238"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.",
        "label": "Acquired Finite-lived Intangible Assets, Weighted Average Useful Life",
        "terseLabel": "Acquired finite-lived intangible assets, weighted average useful life"
       }
      }
     },
     "localname": "AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsNarrativeDetails"
     ],
     "xbrltype": "durationItemType"
    },
    "us-gaap_AdditionalPaidInCapital": {
     "auth_ref": [
      "r30",
      "r360",
      "r465"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of excess of issue price over par or stated value of stock and from other transaction involving stock or stockholder. Includes, but is not limited to, additional paid-in capital (APIC) for common and preferred stock.",
        "label": "Additional Paid in Capital",
        "terseLabel": "Paid-in capital"
       }
      }
     },
     "localname": "AdditionalPaidInCapital",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AdditionalPaidInCapitalMember": {
     "auth_ref": [
      "r116",
      "r117",
      "r118",
      "r356",
      "r357",
      "r358",
      "r420"
     ],
     "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": "Paid-in Capital"
       }
      }
     },
     "localname": "AdditionalPaidInCapitalMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]",
        "terseLabel": "Adjustments to reconcile net earnings (loss) to net cash from operating activities:"
       }
      }
     },
     "localname": "AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AllocatedShareBasedCompensationExpense": {
     "auth_ref": [
      "r344",
      "r354",
      "r361"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.",
        "label": "Share-based Payment Arrangement, Expense",
        "terseLabel": "Compensation expense (benefit)"
       }
      }
     },
     "localname": "AllocatedShareBasedCompensationExpense",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/StockBasedCompensationNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AllowanceForDoubtfulAccountsReceivable": {
     "auth_ref": [
      "r197",
      "r213",
      "r215",
      "r218"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of allowance for credit loss on accounts receivable.",
        "label": "Accounts Receivable, Allowance for Credit Loss",
        "periodEndLabel": "Ending balance",
        "periodStartLabel": "Beginning balance"
       }
      }
     },
     "localname": "AllowanceForDoubtfulAccountsReceivable",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/CreditLossesAllowanceforCreditLossesRelatedtoTradeAccountsReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent": {
     "auth_ref": [
      "r36",
      "r197",
      "r213"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of allowance for credit loss on accounts receivable, classified as current.",
        "label": "Accounts Receivable, Allowance for Credit Loss, Current",
        "terseLabel": "Allowance for trade accounts receivables"
       }
      }
     },
     "localname": "AllowanceForDoubtfulAccountsReceivableCurrent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnauditedParenthetical"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Accounts Receivable, Allowance for Credit Loss [Roll Forward]",
        "terseLabel": "Allowance for credit losses:"
       }
      }
     },
     "localname": "AllowanceForDoubtfulAccountsReceivableRollforward",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/CreditLossesAllowanceforCreditLossesRelatedtoTradeAccountsReceivableDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AllowanceForDoubtfulAccountsReceivableWriteOffs": {
     "auth_ref": [
      "r217"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of direct write-downs of accounts receivable charged against the allowance.",
        "label": "Accounts Receivable, Allowance for Credit Loss, Writeoff",
        "negatedLabel": "Write-offs"
       }
      }
     },
     "localname": "AllowanceForDoubtfulAccountsReceivableWriteOffs",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/CreditLossesAllowanceforCreditLossesRelatedtoTradeAccountsReceivableDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_Assets": {
     "auth_ref": [
      "r112",
      "r171",
      "r177",
      "r183",
      "r208",
      "r277",
      "r278",
      "r279",
      "r281",
      "r282",
      "r283",
      "r284",
      "r286",
      "r288",
      "r290",
      "r291",
      "r409",
      "r413",
      "r432",
      "r463",
      "r465",
      "r487",
      "r502"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.",
        "label": "Assets",
        "terseLabel": "Assets",
        "totalLabel": "Total Assets"
       }
      }
     },
     "localname": "Assets",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.kellyservices.com/role/SubsequentEventNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetsCurrent": {
     "auth_ref": [
      "r8",
      "r9",
      "r53",
      "r112",
      "r208",
      "r277",
      "r278",
      "r279",
      "r281",
      "r282",
      "r283",
      "r284",
      "r286",
      "r288",
      "r290",
      "r291",
      "r409",
      "r413",
      "r432",
      "r463",
      "r465"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold, or consumed within one year (or the normal operating cycle, if longer). Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.",
        "label": "Assets, Current",
        "totalLabel": "Total current assets"
       }
      }
     },
     "localname": "AssetsCurrent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetsCurrentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Assets, Current [Abstract]",
        "terseLabel": "Current Assets"
       }
      }
     },
     "localname": "AssetsCurrentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AssetsFairValueDisclosure": {
     "auth_ref": [
      "r423"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "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",
        "totalLabel": "Total assets at fair value"
       }
      }
     },
     "localname": "AssetsFairValueDisclosure",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetsFairValueDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Assets, Fair Value Disclosure [Abstract]",
        "terseLabel": "Assets, Fair Value Disclosure [Abstract]"
       }
      }
     },
     "localname": "AssetsFairValueDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AssetsNoncurrent": {
     "auth_ref": [
      "r15",
      "r16",
      "r17",
      "r18",
      "r19",
      "r20",
      "r21",
      "r22",
      "r112",
      "r208",
      "r277",
      "r278",
      "r279",
      "r281",
      "r282",
      "r283",
      "r284",
      "r286",
      "r288",
      "r290",
      "r291",
      "r409",
      "r413",
      "r432",
      "r463"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_Assets",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold or consumed after one year or beyond the normal operating cycle, if longer.",
        "label": "Assets, Noncurrent",
        "totalLabel": "Total noncurrent assets"
       }
      }
     },
     "localname": "AssetsNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_AssetsNoncurrentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Assets, Noncurrent [Abstract]",
        "terseLabel": "Noncurrent Assets"
       }
      }
     },
     "localname": "AssetsNoncurrentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_AwardTypeAxis": {
     "auth_ref": [
      "r346",
      "r355"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of award under share-based payment arrangement.",
        "label": "Award Type [Axis]",
        "terseLabel": "Award Type [Axis]"
       }
      }
     },
     "localname": "AwardTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/StockBasedCompensationNarrativeDetails",
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedPerformanceSharesDetails",
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedRestrictedStockDetails",
      "http://www.kellyservices.com/role/StockBasedCompensationTables"
     ],
     "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 [Axis]"
       }
      }
     },
     "localname": "BalanceSheetLocationAxis",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/CreditLossesNarrativeDetails",
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_BalanceSheetLocationDomain": {
     "auth_ref": [
      "r416",
      "r417"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Location in the balance sheet (statement of financial position).",
        "label": "Balance Sheet Location [Domain]",
        "terseLabel": "Balance Sheet Location [Domain]"
       }
      }
     },
     "localname": "BalanceSheetLocationDomain",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/CreditLossesNarrativeDetails",
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_BusinessAcquisitionAcquireeDomain": {
     "auth_ref": [
      "r339",
      "r341"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Identification of the acquiree in a material business combination (or series of individually immaterial business combinations), which may include the name or other type of identification of the acquiree.",
        "label": "Business Acquisition, Acquiree [Domain]",
        "terseLabel": "Business Acquisition, Acquiree [Domain]"
       }
      }
     },
     "localname": "BusinessAcquisitionAcquireeDomain",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsFairValueofAssetsAssumedandLiabilitiesAcquiredDetails",
      "http://www.kellyservices.com/role/AcquisitionsNarrativeDetails",
      "http://www.kellyservices.com/role/AcquisitionsScheduleofPurchasePriceDetails",
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails",
      "http://www.kellyservices.com/role/SubsequentEventNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_BusinessAcquisitionAxis": {
     "auth_ref": [
      "r339",
      "r341",
      "r385",
      "r386"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by business combination or series of individually immaterial business combinations.",
        "label": "Business Acquisition [Axis]",
        "terseLabel": "Business Acquisition [Axis]"
       }
      }
     },
     "localname": "BusinessAcquisitionAxis",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsFairValueofAssetsAssumedandLiabilitiesAcquiredDetails",
      "http://www.kellyservices.com/role/AcquisitionsNarrativeDetails",
      "http://www.kellyservices.com/role/AcquisitionsScheduleofPurchasePriceDetails",
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails",
      "http://www.kellyservices.com/role/SubsequentEventNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_BusinessAcquisitionLineItems": {
     "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": "Business Acquisition [Line Items]",
        "terseLabel": "Business Acquisition [Line Items]"
       }
      }
     },
     "localname": "BusinessAcquisitionLineItems",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsFairValueofAssetsAssumedandLiabilitiesAcquiredDetails",
      "http://www.kellyservices.com/role/AcquisitionsNarrativeDetails",
      "http://www.kellyservices.com/role/AcquisitionsScheduleofPurchasePriceDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired": {
     "auth_ref": [
      "r384"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Percentage of voting equity interests acquired at the acquisition date in the business combination.",
        "label": "Business Acquisition, Percentage of Voting Interests Acquired",
        "terseLabel": "Ownership percentage acquired"
       }
      }
     },
     "localname": "BusinessAcquisitionPercentageOfVotingInterestsAcquired",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsNarrativeDetails",
      "http://www.kellyservices.com/role/SubsequentEventNarrativeDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount": {
     "auth_ref": [
      "r402"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of goodwill arising from a business combination that is expected to be deductible for tax purposes.",
        "label": "Business Acquisition, Goodwill, Expected Tax Deductible Amount",
        "terseLabel": "Business acquisition, goodwill, expected tax deductible amount"
       }
      }
     },
     "localname": "BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationAcquisitionRelatedCosts": {
     "auth_ref": [
      "r383"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.",
        "label": "Business Combination, Acquisition Related Costs",
        "terseLabel": "Acquisition related costs"
       }
      }
     },
     "localname": "BusinessCombinationAcquisitionRelatedCosts",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/SubsequentEventNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationConsiderationTransferred1": {
     "auth_ref": [
      "r394",
      "r395",
      "r397"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.",
        "label": "Business Combination, Consideration Transferred",
        "terseLabel": "Purchase price of acquisition"
       }
      }
     },
     "localname": "BusinessCombinationConsiderationTransferred1",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationConsiderationTransferredOther1": {
     "auth_ref": [
      "r399"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of tangible or intangible assets, including a business or subsidiary of the acquirer transferred by the entity to the former owners of the acquiree. Excludes cash.",
        "label": "Business Combination, Consideration Transferred, Other",
        "verboseLabel": "Additional consideration payable"
       }
      }
     },
     "localname": "BusinessCombinationConsiderationTransferredOther1",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsNarrativeDetails",
      "http://www.kellyservices.com/role/AcquisitionsScheduleofPurchasePriceDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh": {
     "auth_ref": [
      "r401"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid.",
        "label": "Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High",
        "terseLabel": "Contingent consideration, maximum"
       }
      }
     },
     "localname": "BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsNarrativeDetails",
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationContingentConsiderationLiability": {
     "auth_ref": [
      "r393",
      "r396",
      "r400"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of liability recognized arising from contingent consideration in a business combination.",
        "label": "Business Combination, Contingent Consideration, Liability",
        "terseLabel": "Business Combination, Contingent Consideration, Liability",
        "verboseLabel": "Contingent consideration"
       }
      }
     },
     "localname": "BusinessCombinationContingentConsiderationLiability",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsNarrativeDetails",
      "http://www.kellyservices.com/role/AcquisitionsScheduleofPurchasePriceDetails",
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents": {
     "auth_ref": [
      "r388"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of currency on hand as well as demand deposits with banks or financial institutions, acquired at the acquisition date. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.",
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents",
        "terseLabel": "Cash"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsFairValueofAssetsAssumedandLiabilitiesAcquiredDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets": {
     "auth_ref": [
      "r388"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer, acquired at the acquisition date.",
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Prepaid Expense and Other Assets",
        "terseLabel": "Prepaid expenses and other current assets"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsFairValueofAssetsAssumedandLiabilitiesAcquiredDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables": {
     "auth_ref": [
      "r388"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date.",
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables",
        "terseLabel": "Trade accounts receivable"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsFairValueofAssetsAssumedandLiabilitiesAcquiredDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill": {
     "auth_ref": [
      "r388"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of intangible assets, excluding goodwill, acquired at the acquisition date.",
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill",
        "terseLabel": "Intangibles"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsFairValueofAssetsAssumedandLiabilitiesAcquiredDetails",
      "http://www.kellyservices.com/role/AcquisitionsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther": {
     "auth_ref": [
      "r388"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of other liabilities due after one year or the normal operating cycle, if longer, assumed at the acquisition date.",
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other",
        "terseLabel": "Other long-term liabilities"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsFairValueofAssetsAssumedandLiabilitiesAcquiredDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment": {
     "auth_ref": [
      "r387",
      "r388"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The amount of property, plant, and equipment recognized as of the acquisition date.",
        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment",
        "terseLabel": "Net property and equipment"
       }
      }
     },
     "localname": "BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsFairValueofAssetsAssumedandLiabilitiesAcquiredDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_BusinessCombinationsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Business Combinations [Abstract]",
        "terseLabel": "Business Combinations [Abstract]"
       }
      }
     },
     "localname": "BusinessCombinationsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_CapitalizedContractCostAmortization": {
     "auth_ref": [
      "r227"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of amortization expense for asset recognized from cost incurred to obtain or fulfill contract with customer.",
        "label": "Capitalized Contract Cost, Amortization",
        "terseLabel": "Capitalized contract cost, amortization"
       }
      }
     },
     "localname": "CapitalizedContractCostAmortization",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CapitalizedContractCostAxis": {
     "auth_ref": [
      "r226"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by cost capitalized in obtaining or fulfilling contract with customer.",
        "label": "Capitalized Contract Cost [Axis]",
        "terseLabel": "Capitalized Contract Cost [Axis]"
       }
      }
     },
     "localname": "CapitalizedContractCostAxis",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_CapitalizedContractCostDomain": {
     "auth_ref": [
      "r226"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cost capitalized in obtaining and fulfilling contract with customer.",
        "label": "Capitalized Contract Cost [Domain]",
        "terseLabel": "Capitalized Contract Cost [Domain]"
       }
      }
     },
     "localname": "CapitalizedContractCostDomain",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CapitalizedContractCostNet": {
     "auth_ref": [
      "r226"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, after accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer.",
        "label": "Capitalized Contract Cost, Net",
        "terseLabel": "Capitalized contract cost, net"
       }
      }
     },
     "localname": "CapitalizedContractCostNet",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashAndCashEquivalentsAtCarryingValue": {
     "auth_ref": [
      "r6",
      "r39",
      "r108"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.",
        "label": "Cash and Cash Equivalents, at Carrying Value",
        "terseLabel": "Cash and equivalents",
        "verboseLabel": "Cash and cash equivalents"
       }
      }
     },
     "localname": "CashAndCashEquivalentsAtCarryingValue",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents": {
     "auth_ref": [
      "r103",
      "r108",
      "r110"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.",
        "label": "Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents",
        "periodEndLabel": "Cash, cash equivalents and restricted cash at end of period",
        "periodStartLabel": "Cash, cash equivalents and restricted cash at beginning of period"
       }
      }
     },
     "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect": {
     "auth_ref": [
      "r103",
      "r443"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "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, cash equivalents and restricted cash"
       }
      }
     },
     "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ClassOfStockDomain": {
     "auth_ref": [
      "r111",
      "r112",
      "r138",
      "r142",
      "r143",
      "r145",
      "r147",
      "r155",
      "r156",
      "r157",
      "r208",
      "r277",
      "r282",
      "r283",
      "r284",
      "r290",
      "r291",
      "r296",
      "r297",
      "r299",
      "r300",
      "r432",
      "r548"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share of stock differentiated by the voting rights the holder receives. Examples include, but are not limited to, common stock, redeemable preferred stock, nonredeemable preferred stock, and convertible stock.",
        "label": "Class of Stock [Domain]",
        "terseLabel": "Class of Stock [Domain]"
       }
      }
     },
     "localname": "ClassOfStockDomain",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnauditedParenthetical",
      "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited",
      "http://www.kellyservices.com/role/DocumentandEntityInformation",
      "http://www.kellyservices.com/role/EarningsLossPerShareNarrativeDetails",
      "http://www.kellyservices.com/role/InvestmentinPersolHoldingsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CommitmentsAndContingencies": {
     "auth_ref": [
      "r50",
      "r266",
      "r492",
      "r508"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Represents the caption on the face of the balance sheet to indicate that the entity has entered into (1) purchase or supply arrangements that will require expending a portion of its resources to meet the terms thereof, and (2) is exposed to potential losses or, less frequently, gains, arising from (a) possible claims against a company's resources due to future performance under contract terms, and (b) possible losses or likely gains from uncertainties that will ultimately be resolved when one or more future events that are deemed likely to occur do occur or fail to occur.",
        "label": "Commitments and Contingencies",
        "terseLabel": "Commitments and contingencies (see Contingencies footnote)"
       }
      }
     },
     "localname": "CommitmentsAndContingencies",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CommitmentsAndContingenciesDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Commitments and Contingencies Disclosure [Abstract]",
        "terseLabel": "Commitments and Contingencies Disclosure [Abstract]"
       }
      }
     },
     "localname": "CommitmentsAndContingenciesDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_CommonClassAMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Classification of common stock representing ownership interest in a corporation.",
        "label": "Common Class A [Member]",
        "terseLabel": "Class A Common Stock",
        "verboseLabel": "Capital Stock, Class A common stock"
       }
      }
     },
     "localname": "CommonClassAMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnauditedParenthetical",
      "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited",
      "http://www.kellyservices.com/role/DocumentandEntityInformation",
      "http://www.kellyservices.com/role/EarningsLossPerShareNarrativeDetails",
      "http://www.kellyservices.com/role/InvestmentinPersolHoldingsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CommonClassBMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Classification of common stock that has different rights than Common Class A, representing ownership interest in a corporation.",
        "label": "Common Class B [Member]",
        "terseLabel": "Class B Common Stock",
        "verboseLabel": "Capital Stock, Class B common stock"
       }
      }
     },
     "localname": "CommonClassBMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnauditedParenthetical",
      "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited",
      "http://www.kellyservices.com/role/DocumentandEntityInformation",
      "http://www.kellyservices.com/role/EarningsLossPerShareNarrativeDetails",
      "http://www.kellyservices.com/role/InvestmentinPersolHoldingsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CommonStockDividendsPerShareCashPaid": {
     "auth_ref": [
      "r302"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Aggregate dividends paid during the period for each share of common stock outstanding.",
        "label": "Common Stock, Dividends, Per Share, Cash Paid",
        "terseLabel": "Dividends per share (in dollars per share)"
       }
      }
     },
     "localname": "CommonStockDividendsPerShareCashPaid",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/EarningsLossPerShareNarrativeDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_CommonStockMember": {
     "auth_ref": [
      "r116",
      "r117",
      "r420"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Stock that is subordinate to all other stock of the issuer.",
        "label": "Common Stock [Member]",
        "terseLabel": "Common Stock"
       }
      }
     },
     "localname": "CommonStockMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Common Stock, Number of Shares, Par Value and Other Disclosures [Abstract]",
        "terseLabel": "Capital stock, $1.00 par value"
       }
      }
     },
     "localname": "CommonStockNumberOfSharesParValueAndOtherDisclosuresAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_CommonStockParOrStatedValuePerShare": {
     "auth_ref": [
      "r28"
     ],
     "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": "Capital stock, par value (in dollars per share)"
       }
      }
     },
     "localname": "CommonStockParOrStatedValuePerShare",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnauditedParenthetical"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_CommonStockSharesAuthorized": {
     "auth_ref": [
      "r28"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The maximum number of common shares permitted to be issued by an entity's charter and bylaws.",
        "label": "Common Stock, Shares Authorized",
        "terseLabel": "Common stock, shares authorized (in shares)"
       }
      }
     },
     "localname": "CommonStockSharesAuthorized",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnauditedParenthetical"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_CommonStockSharesIssued": {
     "auth_ref": [
      "r28"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.",
        "label": "Common Stock, Shares, Issued",
        "terseLabel": "Common stock, shares issued (in shares)"
       }
      }
     },
     "localname": "CommonStockSharesIssued",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnauditedParenthetical"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_CommonStockValue": {
     "auth_ref": [
      "r28",
      "r465"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.",
        "label": "Common Stock, Value, Issued",
        "terseLabel": "Common stock, value"
       }
      }
     },
     "localname": "CommonStockValue",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ComprehensiveIncomeNetOfTax": {
     "auth_ref": [
      "r68",
      "r70",
      "r71",
      "r81",
      "r496",
      "r513"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofComprehensiveIncomeLossUnaudited": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.",
        "label": "Comprehensive Income (Loss), Net of Tax, Attributable to Parent",
        "totalLabel": "Comprehensive income (loss)"
       }
      }
     },
     "localname": "ComprehensiveIncomeNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofComprehensiveIncomeLossUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ComprehensiveIncomeNoteTextBlock": {
     "auth_ref": [
      "r80",
      "r92",
      "r495",
      "r512"
     ],
     "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": "Accumulated Other Comprehensive Income (Loss)"
       }
      }
     },
     "localname": "ComprehensiveIncomeNoteTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLoss"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_CorporateNonSegmentMember": {
     "auth_ref": [
      "r175",
      "r176",
      "r177",
      "r178",
      "r179",
      "r185",
      "r187"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Corporate headquarters or functional department that may not earn revenues or may earn revenues that are only incidental to the activities of the entity and is not considered an operating segment.",
        "label": "Corporate, Non-Segment [Member]",
        "terseLabel": "Corporate, Non-Segment",
        "verboseLabel": "Corporate"
       }
      }
     },
     "localname": "CorporateNonSegmentMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RestructuringRestructuringReserveDetails",
      "http://www.kellyservices.com/role/RestructuringScheduleofRestructuringandRelatedCostsDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentEarningslossFromOperationsDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_CostOfGoodsAndServicesSold": {
     "auth_ref": [
      "r87",
      "r479"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_GrossProfit",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.",
        "label": "Cost of Goods and Services Sold",
        "terseLabel": "Cost of services"
       }
      }
     },
     "localname": "CostOfGoodsAndServicesSold",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_CreditLossAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Credit Loss [Abstract]"
       }
      }
     },
     "localname": "CreditLossAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_CreditLossFinancialInstrumentTextBlock": {
     "auth_ref": [
      "r214",
      "r220",
      "r221",
      "r222",
      "r223",
      "r224",
      "r225"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for credit loss on financial instrument measured at amortized cost basis, net investment in lease, off-balance sheet credit exposure, and available-for-sale debt security.",
        "label": "Credit Loss, Financial Instrument [Text Block]",
        "terseLabel": "Credit Losses"
       }
      }
     },
     "localname": "CreditLossFinancialInstrumentTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/CreditLosses"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_CustomerRelationshipsMember": {
     "auth_ref": [
      "r392"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Customer relationship that exists between an entity and its customer, for example, but not limited to, tenant relationships.",
        "label": "Customer Relationships [Member]",
        "terseLabel": "Customer Relationships"
       }
      }
     },
     "localname": "CustomerRelationshipsMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_DebtAndEquitySecuritiesRealizedGainLoss": {
     "auth_ref": [],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of realized gain (loss) on investment in debt and equity securities.",
        "label": "Debt and Equity Securities, Realized Gain (Loss)",
        "negatedTerseLabel": "Debt and equity securities, realized gain (loss)"
       }
      }
     },
     "localname": "DebtAndEquitySecuritiesRealizedGainLoss",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredCompensationLiabilityClassifiedNoncurrent": {
     "auth_ref": [],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_LiabilitiesNoncurrent",
       "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 payable beyond one year (or the operating cycle, if longer).",
        "label": "Deferred Compensation Liability, Classified, Noncurrent",
        "terseLabel": "Accrued retirement benefits"
       }
      }
     },
     "localname": "DeferredCompensationLiabilityClassifiedNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredIncomeTaxAssetsNet": {
     "auth_ref": [
      "r364",
      "r365"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_AssetsNoncurrent",
       "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 taxes"
       }
      }
     },
     "localname": "DeferredIncomeTaxAssetsNet",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DeferredTaxAssetsLiabilitiesNet": {
     "auth_ref": [
      "r369"
     ],
     "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",
        "terseLabel": "Deferred tax asset"
       }
      }
     },
     "localname": "DeferredTaxAssetsLiabilitiesNet",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/IncomeTaxesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DepreciationDepletionAndAmortization": {
     "auth_ref": [
      "r106",
      "r166"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.",
        "label": "Depreciation, Depletion and Amortization",
        "terseLabel": "Depreciation and amortization"
       }
      }
     },
     "localname": "DepreciationDepletionAndAmortization",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.kellyservices.com/role/SegmentDisclosuresDepreciationandAmortizationExpenseIncludedinSGAExpensesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DisaggregationOfRevenueLineItems": {
     "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": "Disaggregation of Revenue [Line Items]",
        "terseLabel": "Disaggregation of Revenue [Line Items]"
       }
      }
     },
     "localname": "DisaggregationOfRevenueLineItems",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyGeographicRegionDetails",
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyServiceTypeDetails",
      "http://www.kellyservices.com/role/RevenueRevenuebyCountryDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DisaggregationOfRevenueTable": {
     "auth_ref": [
      "r315",
      "r317",
      "r318",
      "r319",
      "r320",
      "r321",
      "r322",
      "r323"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor.",
        "label": "Disaggregation of Revenue [Table]",
        "terseLabel": "Disaggregation of Revenue [Table]"
       }
      }
     },
     "localname": "DisaggregationOfRevenueTable",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyGeographicRegionDetails",
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyServiceTypeDetails",
      "http://www.kellyservices.com/role/RevenueRevenuebyCountryDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DisaggregationOfRevenueTableTextBlock": {
     "auth_ref": [
      "r315"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor.",
        "label": "Disaggregation of Revenue [Table Text Block]",
        "terseLabel": "Disaggregation of Revenue"
       }
      }
     },
     "localname": "DisaggregationOfRevenueTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock": {
     "auth_ref": [
      "r362"
     ],
     "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/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/StockBasedCompensation"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Share-based Payment Arrangement [Abstract]",
        "terseLabel": "Share-based Payment Arrangement [Abstract]"
       }
      }
     },
     "localname": "DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock": {
     "auth_ref": [
      "r346",
      "r355"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of share-based payment arrangement.",
        "label": "Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block]",
        "terseLabel": "Schedule of Nonvested Performance Shares and Restricted Stock"
       }
      }
     },
     "localname": "DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/StockBasedCompensationTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_DividendsCommonStockCash": {
     "auth_ref": [
      "r302"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of paid and unpaid common stock dividends declared with the form of settlement in cash.",
        "label": "Dividends, Common Stock, Cash",
        "negatedLabel": "Dividends"
       }
      }
     },
     "localname": "DividendsCommonStockCash",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_DividendsPayableLineItems": {
     "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": "Dividends Payable [Line Items]",
        "terseLabel": "Dividends Payable [Line Items]"
       }
      }
     },
     "localname": "DividendsPayableLineItems",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/EarningsLossPerShareNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_DividendsPayableTable": {
     "auth_ref": [
      "r109"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A table that contains information regarding dividends that have been declared but not paid as of the financial reporting date. This information may contain the amount, amount per share, declared date, and date to be paid.",
        "label": "Dividends Payable [Table]",
        "terseLabel": "Dividends Payable [Table]"
       }
      }
     },
     "localname": "DividendsPayableTable",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/EarningsLossPerShareNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_EMEAMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Regions of Europe, Middle East and Africa.",
        "label": "EMEA [Member]",
        "terseLabel": "Total Europe Region"
       }
      }
     },
     "localname": "EMEAMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueRevenuebyCountryDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EarningsPerShareAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Earnings Per Share [Abstract]",
        "terseLabel": "Earnings Per Share [Abstract]"
       }
      }
     },
     "localname": "EarningsPerShareAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_EarningsPerShareBasic": {
     "auth_ref": [
      "r82",
      "r125",
      "r126",
      "r127",
      "r128",
      "r129",
      "r136",
      "r138",
      "r145",
      "r146",
      "r147",
      "r151",
      "r152",
      "r421",
      "r422",
      "r497",
      "r514"
     ],
     "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 earnings (loss) per share (in dollars per share)",
        "verboseLabel": "Basic earnings (loss) per share on common stock (in dollars per share)"
       }
      }
     },
     "localname": "EarningsPerShareBasic",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited",
      "http://www.kellyservices.com/role/EarningsLossPerShareReconciliationofBasicandDilutedEarningsPerShareDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_EarningsPerShareDiluted": {
     "auth_ref": [
      "r82",
      "r125",
      "r126",
      "r127",
      "r128",
      "r129",
      "r138",
      "r145",
      "r146",
      "r147",
      "r151",
      "r152",
      "r421",
      "r422",
      "r497",
      "r514"
     ],
     "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 earnings (loss) per share (in dollars per share)",
        "verboseLabel": "Diluted earnings (loss) per share on common stock (in dollars per share)"
       }
      }
     },
     "localname": "EarningsPerShareDiluted",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited",
      "http://www.kellyservices.com/role/EarningsLossPerShareReconciliationofBasicandDilutedEarningsPerShareDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_EarningsPerShareTextBlock": {
     "auth_ref": [
      "r148",
      "r149",
      "r150",
      "r153"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for earnings per share.",
        "label": "Earnings Per Share [Text Block]",
        "terseLabel": "Earnings (Loss) Per Share"
       }
      }
     },
     "localname": "EarningsPerShareTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/EarningsLossPerShare"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents": {
     "auth_ref": [
      "r443"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase (decrease) from effect of exchange rate changes on cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; held in foreign currencies. Excludes amounts for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.",
        "label": "Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents",
        "terseLabel": "Effect of exchange rates on cash, cash equivalents and restricted cash"
       }
      }
     },
     "localname": "EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EmployeeRelatedLiabilitiesCurrent": {
     "auth_ref": [
      "r46"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).",
        "label": "Employee-related Liabilities, Current",
        "terseLabel": "Accrued payroll and related taxes"
       }
      }
     },
     "localname": "EmployeeRelatedLiabilitiesCurrent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense": {
     "auth_ref": [
      "r354"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of tax benefit for recognition of expense of award under share-based payment arrangement.",
        "label": "Share-based Payment Arrangement, Expense, Tax Benefit",
        "terseLabel": "Related tax benefit (expense)"
       }
      }
     },
     "localname": "EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/StockBasedCompensationNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EquityComponentDomain": {
     "auth_ref": [
      "r0",
      "r72",
      "r73",
      "r74",
      "r116",
      "r117",
      "r118",
      "r122",
      "r130",
      "r132",
      "r154",
      "r210",
      "r301",
      "r302",
      "r356",
      "r357",
      "r358",
      "r371",
      "r372",
      "r420",
      "r446",
      "r447",
      "r448",
      "r449",
      "r450",
      "r453",
      "r521",
      "r522",
      "r523",
      "r554"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Components of equity are the parts of the total Equity balance including that which is allocated to common, preferred, treasury stock, retained earnings, etc.",
        "label": "Equity Component [Domain]",
        "terseLabel": "Equity Component [Domain]"
       }
      }
     },
     "localname": "EquityComponentDomain",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossNarrativeDetails",
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossScheduleofAccumulatedOtherComprehensiveIncomeLossbyComponentNetofTaxDetails",
      "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_EquityMethodInvestmentOwnershipPercentage": {
     "auth_ref": [
      "r206"
     ],
     "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/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.kellyservices.com/role/InvestmentinPersolKellyPteLtdDetails"
     ],
     "xbrltype": "percentItemType"
    },
    "us-gaap_EquityMethodInvestmentRealizedGainLossOnDisposal": {
     "auth_ref": [
      "r84",
      "r85",
      "r106"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of gain (loss) on sale or disposal of an equity method investment.",
        "label": "Equity Method Investment, Realized Gain (Loss) on Disposal",
        "negatedLabel": "Equity Method Investment, Realized Gain (Loss) on Disposal",
        "terseLabel": "Loss on sale of equity investments"
       }
      }
     },
     "localname": "EquityMethodInvestmentRealizedGainLossOnDisposal",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/InvestmentinPersolHoldingsNarrativeDetails",
      "http://www.kellyservices.com/role/InvestmentinPersolKellyPteLtdDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EquityMethodInvestmentSoldCarryingAmount": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of the entity's equity method investment which has been sold.",
        "label": "Equity Method Investment, Amount Sold",
        "terseLabel": "Equity method investment, amount sold"
       }
      }
     },
     "localname": "EquityMethodInvestmentSoldCarryingAmount",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/InvestmentinPersolKellyPteLtdDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EquityMethodInvestments": {
     "auth_ref": [
      "r40",
      "r172",
      "r205"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 6.0,
       "parentTag": "us-gaap_AssetsNoncurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.",
        "label": "Equity Method Investments",
        "terseLabel": "Investment in equity affiliate"
       }
      }
     },
     "localname": "EquityMethodInvestments",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.kellyservices.com/role/InvestmentinPersolKellyPteLtdDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EquityMethodInvestmentsAndJointVenturesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Equity Method Investments and Joint Ventures [Abstract]",
        "terseLabel": "Equity Method Investments and Joint Ventures [Abstract]"
       }
      }
     },
     "localname": "EquityMethodInvestmentsAndJointVenturesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_EquityMethodInvestmentsDisclosureTextBlock": {
     "auth_ref": [
      "r209"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for equity method investments and joint ventures. Equity method investments are investments that give the investor the ability to exercise significant influence over the operating and financial policies of an investee. Joint ventures are entities owned and operated by a small group of businesses as a separate and specific business or project for the mutual benefit of the members of the group.",
        "label": "Equity Method Investments and Joint Ventures Disclosure [Text Block]",
        "terseLabel": "Investment in PersolKelly Pte Ltd."
       }
      }
     },
     "localname": "EquityMethodInvestmentsDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/InvestmentinPersolKellyPteLtd"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_EquitySecuritiesFvNi": {
     "auth_ref": [
      "r431"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 5.0,
       "parentTag": "us-gaap_AssetsNoncurrent",
       "weight": 1.0
      },
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_AssetsFairValueDisclosure",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as current.",
        "label": "Equity Securities, FV-NI, Current",
        "terseLabel": "Investment in Persol Holdings"
       }
      }
     },
     "localname": "EquitySecuritiesFvNi",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EquitySecuritiesFvNiAndWithoutReadilyDeterminableFairValue": {
     "auth_ref": [
      "r431"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI) and investment in equity security without readily determinable fair value.",
        "label": "Equity Securities, FV-NI and without Readily Determinable Fair Value",
        "terseLabel": "Equity securities without readily determinable fair value, with changes in fair value in net income"
       }
      }
     },
     "localname": "EquitySecuritiesFvNiAndWithoutReadilyDeterminableFairValue",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.kellyservices.com/role/InvestmentinPersolKellyPteLtdDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EquitySecuritiesFvNiCost": {
     "auth_ref": [],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Cost of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). Excludes equity method investment and investment in equity security without readily determinable fair value.",
        "label": "Equity Securities, FV-NI, Cost",
        "terseLabel": "Cost of equity securities"
       }
      }
     },
     "localname": "EquitySecuritiesFvNiCost",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_EquitySecuritiesFvNiGainLoss": {
     "auth_ref": [
      "r204"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of unrealized and realized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).",
        "label": "Equity Securities, FV-NI, Gain (Loss)",
        "terseLabel": "Equity Securities, FV-NI, Gain (Loss)"
       }
      }
     },
     "localname": "EquitySecuritiesFvNiGainLoss",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/InvestmentinPersolHoldingsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]",
        "terseLabel": "Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]"
       }
      }
     },
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable": {
     "auth_ref": [
      "r423",
      "r424",
      "r425",
      "r429"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about asset and liability measured at fair value on recurring and nonrecurring basis.",
        "label": "Fair Value, Recurring and Nonrecurring [Table]",
        "terseLabel": "Fair Value, Recurring and Nonrecurring [Table]"
       }
      }
     },
     "localname": "FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueAssetsMeasuredOnRecurringBasisTextBlock": {
     "auth_ref": [
      "r423",
      "r424"
     ],
     "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": "Schedule of Fair Value Assets Measured on Recurring Basis"
       }
      }
     },
     "localname": "FairValueAssetsMeasuredOnRecurringBasisTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueByFairValueHierarchyLevelAxis": {
     "auth_ref": [
      "r293",
      "r294",
      "r295",
      "r331",
      "r332",
      "r333",
      "r334",
      "r335",
      "r336",
      "r337",
      "r338",
      "r424",
      "r469",
      "r470",
      "r471"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by level within fair value hierarchy and fair value measured at net asset value per share as practical expedient.",
        "label": "Fair Value Hierarchy and NAV [Axis]",
        "terseLabel": "Fair Value Hierarchy and NAV [Axis]"
       }
      }
     },
     "localname": "FairValueByFairValueHierarchyLevelAxis",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueByMeasurementFrequencyAxis": {
     "auth_ref": [
      "r423",
      "r424",
      "r426",
      "r427",
      "r430"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by measurement frequency.",
        "label": "Measurement Frequency [Axis]",
        "terseLabel": "Measurement Frequency [Axis]"
       }
      }
     },
     "localname": "FairValueByMeasurementFrequencyAxis",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueDisclosuresAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Fair Value Disclosures [Abstract]",
        "terseLabel": "Fair Value Disclosures [Abstract]"
       }
      }
     },
     "localname": "FairValueDisclosuresAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_FairValueDisclosuresTextBlock": {
     "auth_ref": [
      "r428"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for the fair value of financial instruments (as defined), including financial assets and financial liabilities (collectively, as defined), and the measurements of those instruments as well as disclosures related to the fair value of non-financial assets and liabilities. Such disclosures about the financial instruments, assets, and liabilities would include: (1) the fair value of the required items together with their carrying amounts (as appropriate); (2) for items for which it is not practicable to estimate fair value, disclosure would include: (a) information pertinent to estimating fair value (including, carrying amount, effective interest rate, and maturity, and (b) the reasons why it is not practicable to estimate fair value; (3) significant concentrations of credit risk including: (a) information about the activity, region, or economic characteristics identifying a concentration, (b) the maximum amount of loss the entity is exposed to based on the gross fair value of the related item, (c) policy for requiring collateral or other security and information as to accessing such collateral or security, and (d) the nature and brief description of such collateral or security; (4) quantitative information about market risks and how such risks are managed; (5) for items measured on both a recurring and nonrecurring basis information regarding the inputs used to develop the fair value measurement; and (6) for items presented in the financial statement for which fair value measurement is elected: (a) information necessary to understand the reasons for the election, (b) discussion of the effect of fair value changes on earnings, (c) a description of [similar groups] items for which the election is made and the relation thereof to the balance sheet, the aggregate carrying value of items included in the balance sheet that are not eligible for the election; (7) all other required (as defined) and desired information.",
        "label": "Fair Value Disclosures [Text Block]",
        "terseLabel": "Fair Value Measurements"
       }
      }
     },
     "localname": "FairValueDisclosuresTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurements"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_FairValueInputsLevel1Member": {
     "auth_ref": [
      "r293",
      "r331",
      "r332",
      "r337",
      "r338",
      "r424",
      "r469"
     ],
     "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": "Level 1"
       }
      }
     },
     "localname": "FairValueInputsLevel1Member",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueInputsLevel2Member": {
     "auth_ref": [
      "r293",
      "r294",
      "r295",
      "r331",
      "r332",
      "r337",
      "r338",
      "r424",
      "r470"
     ],
     "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": "Level 2"
       }
      }
     },
     "localname": "FairValueInputsLevel2Member",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueInputsLevel3Member": {
     "auth_ref": [
      "r293",
      "r294",
      "r295",
      "r331",
      "r332",
      "r333",
      "r334",
      "r335",
      "r336",
      "r337",
      "r338",
      "r424",
      "r471"
     ],
     "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": "Level 3"
       }
      }
     },
     "localname": "FairValueInputsLevel3Member",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueMeasurementFrequencyDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Measurement frequency.",
        "label": "Measurement Frequency [Domain]",
        "terseLabel": "Measurement Frequency [Domain]"
       }
      }
     },
     "localname": "FairValueMeasurementFrequencyDomain",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueMeasurementsFairValueHierarchyDomain": {
     "auth_ref": [
      "r293",
      "r294",
      "r295",
      "r331",
      "r332",
      "r333",
      "r334",
      "r335",
      "r336",
      "r337",
      "r338",
      "r469",
      "r470",
      "r471"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Categories used to prioritize the inputs to valuation techniques to measure fair value.",
        "label": "Fair Value Hierarchy and NAV [Domain]",
        "terseLabel": "Fair Value Hierarchy and NAV [Domain]"
       }
      }
     },
     "localname": "FairValueMeasurementsFairValueHierarchyDomain",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FairValueMeasurementsRecurringMember": {
     "auth_ref": [
      "r428",
      "r430"
     ],
     "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": "Measured on Recurring Basis"
       }
      }
     },
     "localname": "FairValueMeasurementsRecurringMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_FinanceLeasePrincipalPayments": {
     "auth_ref": [
      "r460",
      "r461"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash outflow for principal payment on finance lease.",
        "label": "Finance Lease, Principal Payments",
        "negatedLabel": "Financing lease payments"
       }
      }
     },
     "localname": "FinanceLeasePrincipalPayments",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLosses": {
     "auth_ref": [
      "r196",
      "r213",
      "r215",
      "r218",
      "r490",
      "r550",
      "r551",
      "r552"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.",
        "label": "Financing Receivable, Allowance for Credit Loss",
        "terseLabel": "Financing receivable, allowance for credit loss"
       }
      }
     },
     "localname": "FinancingReceivableAllowanceForCreditLosses",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/CreditLossesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems": {
     "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": "Financing Receivable, Allowance for Credit Loss [Line Items]",
        "terseLabel": "Financing Receivable, Allowance for Credit Loss [Line Items]"
       }
      }
     },
     "localname": "FinancingReceivableAllowanceForCreditLossesLineItems",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/CreditLossesNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis": {
     "auth_ref": [
      "r237",
      "r239",
      "r241",
      "r242",
      "r480",
      "r484"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by major type or class of finite-lived intangible assets.",
        "label": "Finite-Lived Intangible Assets by Major Class [Axis]",
        "terseLabel": "Finite-Lived Intangible Assets by Major Class [Axis]"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsByMajorClassAxis",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain": {
     "auth_ref": [
      "r237",
      "r240"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The major class of finite-lived intangible asset (for example, patents, trademarks, copyrights, etc.) A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company.",
        "label": "Finite-Lived Intangible Assets, Major Class Name [Domain]",
        "terseLabel": "Finite-Lived Intangible Assets, Major Class Name [Domain]"
       }
      }
     },
     "localname": "FiniteLivedIntangibleAssetsMajorClassNameDomain",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ForeignCurrencyTransactionGainLossBeforeTax": {
     "auth_ref": [
      "r436",
      "r438",
      "r440",
      "r442"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/OtherIncomeExpenseNetScheduleofOtherNonoperatingIncomeExpenseDetails": {
       "order": 3.0,
       "parentTag": "us-gaap_OtherNonoperatingIncomeExpense",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement.",
        "label": "Foreign Currency Transaction Gain (Loss), before Tax",
        "terseLabel": "Foreign exchange gains (losses)"
       }
      }
     },
     "localname": "ForeignCurrencyTransactionGainLossBeforeTax",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/OtherIncomeExpenseNetScheduleofOtherNonoperatingIncomeExpenseDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ForeignCurrencyTransactionGainLossUnrealized": {
     "auth_ref": [
      "r107",
      "r440",
      "r442"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 9.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before tax of foreign currency transaction unrealized gain (loss) recognized in the income statement.",
        "label": "Foreign Currency Transaction Gain (Loss), Unrealized",
        "negatedLabel": "Gain on foreign currency remeasurement",
        "terseLabel": "Foreign currency transaction gain"
       }
      }
     },
     "localname": "ForeignCurrencyTransactionGainLossUnrealized",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.kellyservices.com/role/InvestmentinPersolHoldingsNarrativeDetails",
      "http://www.kellyservices.com/role/OtherIncomeExpenseNetNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GainLossOnInvestments": {
     "auth_ref": [
      "r90",
      "r106",
      "r201"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 6.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      },
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of realized and unrealized gain (loss) on investment.",
        "label": "Gain (Loss) on Investments",
        "negatedLabel": "(Gain) loss on investment in Persol Holdings",
        "terseLabel": "Gain (loss) on investment in Persol Holdings"
       }
      }
     },
     "localname": "GainLossOnInvestments",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited",
      "http://www.kellyservices.com/role/InvestmentinPersolHoldingsNarrativeDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentEarningslossFromOperationsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GainLossOnTerminationOfLease": {
     "auth_ref": [
      "r457"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/RestructuringScheduleofRestructuringandRelatedCostsDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_RestructuringCharges",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of gain (loss) on termination of lease before expiration of lease term.",
        "label": "Gain (Loss) on Termination of Lease",
        "terseLabel": "Lease Termination Costs"
       }
      }
     },
     "localname": "GainLossOnTerminationOfLease",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RestructuringScheduleofRestructuringandRelatedCostsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_Goodwill": {
     "auth_ref": [
      "r228",
      "r230",
      "r465",
      "r486"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_AssetsNoncurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.",
        "label": "Goodwill",
        "periodEndLabel": "Goodwill, ending balance",
        "periodStartLabel": "Goodwill, beginning balance",
        "terseLabel": "Goodwill"
       }
      }
     },
     "localname": "Goodwill",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsFairValueofAssetsAssumedandLiabilitiesAcquiredDetails",
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.kellyservices.com/role/GoodwillChangesintheNetCarryingAmountofGoodwillDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GoodwillAcquiredDuringPeriod": {
     "auth_ref": [
      "r231"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.",
        "label": "Goodwill, Acquired During Period",
        "terseLabel": "Additions to Goodwill"
       }
      }
     },
     "localname": "GoodwillAcquiredDuringPeriod",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/GoodwillChangesintheNetCarryingAmountofGoodwillDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Goodwill and Intangible Assets Disclosure [Abstract]",
        "terseLabel": "Goodwill and Intangible Assets Disclosure [Abstract]"
       }
      }
     },
     "localname": "GoodwillAndIntangibleAssetsDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_GoodwillDisclosureTextBlock": {
     "auth_ref": [
      "r236"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for goodwill.",
        "label": "Goodwill Disclosure [Text Block]",
        "terseLabel": "Goodwill"
       }
      }
     },
     "localname": "GoodwillDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/Goodwill"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_GoodwillImpairmentLoss": {
     "auth_ref": [
      "r106",
      "r229",
      "r232",
      "r234"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.",
        "label": "Goodwill, Impairment Loss",
        "negatedLabel": "Impairment Adjustments"
       }
      }
     },
     "localname": "GoodwillImpairmentLoss",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/GoodwillChangesintheNetCarryingAmountofGoodwillDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_GoodwillLineItems": {
     "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": "Goodwill [Line Items]",
        "terseLabel": "Goodwill [Line Items]"
       }
      }
     },
     "localname": "GoodwillLineItems",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/GoodwillChangesintheNetCarryingAmountofGoodwillDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_GoodwillRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Goodwill [Roll Forward]",
        "terseLabel": "Goodwill [Roll Forward]"
       }
      }
     },
     "localname": "GoodwillRollForward",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/GoodwillChangesintheNetCarryingAmountofGoodwillDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_GrossProfit": {
     "auth_ref": [
      "r86",
      "r112",
      "r171",
      "r176",
      "r179",
      "r182",
      "r185",
      "r208",
      "r277",
      "r278",
      "r279",
      "r282",
      "r283",
      "r284",
      "r286",
      "r288",
      "r290",
      "r291",
      "r432"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_OperatingIncomeLoss",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.",
        "label": "Gross Profit",
        "terseLabel": "Gross profit",
        "totalLabel": "Gross profit"
       }
      }
     },
     "localname": "GrossProfit",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentEarningslossFromOperationsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments": {
     "auth_ref": [
      "r171",
      "r176",
      "r179",
      "r182",
      "r185"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited": {
       "order": 2.0,
       "parentTag": "kelya_IncomeLossfromContinuingOperationsBeforeEquityMethodInvestments",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.",
        "label": "Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest",
        "terseLabel": "Earnings (loss) before taxes and equity in net earnings (loss) of affiliate",
        "totalLabel": "Earnings (loss) before taxes and equity in net earnings (loss) of affiliate"
       }
      }
     },
     "localname": "IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentEarningslossFromOperationsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeLossFromEquityMethodInvestments": {
     "auth_ref": [
      "r78",
      "r106",
      "r168",
      "r205",
      "r493",
      "r510"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 8.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      },
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_NetIncomeLoss",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of income (loss) for proportionate share of equity method investee's income (loss).",
        "label": "Income (Loss) from Equity Method Investments",
        "negatedLabel": "Equity in net (earnings) loss of PersolKelly Pte. Ltd.",
        "terseLabel": "Equity in net earnings (loss) of affiliate"
       }
      }
     },
     "localname": "IncomeLossFromEquityMethodInvestments",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited",
      "http://www.kellyservices.com/role/InvestmentinPersolKellyPteLtdDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncomeStatementAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Statement [Abstract]",
        "terseLabel": "Income Statement [Abstract]"
       }
      }
     },
     "localname": "IncomeStatementAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeStatementLocationAxis": {
     "auth_ref": [
      "r246",
      "r252"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by location in the income statement.",
        "label": "Income Statement Location [Axis]",
        "terseLabel": "Income Statement Location [Axis]"
       }
      }
     },
     "localname": "IncomeStatementLocationAxis",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossNarrativeDetails",
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossScheduleofAccumulatedOtherComprehensiveIncomeLossbyComponentNetofTaxDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeStatementLocationDomain": {
     "auth_ref": [
      "r252"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Location in the income statement.",
        "label": "Income Statement Location [Domain]",
        "terseLabel": "Income Statement Location [Domain]"
       }
      }
     },
     "localname": "IncomeStatementLocationDomain",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossNarrativeDetails",
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossScheduleofAccumulatedOtherComprehensiveIncomeLossbyComponentNetofTaxDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_IncomeTaxDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Income Tax Disclosure [Abstract]",
        "terseLabel": "Income Tax Disclosure [Abstract]"
       }
      }
     },
     "localname": "IncomeTaxDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncomeTaxDisclosureTextBlock": {
     "auth_ref": [
      "r113",
      "r367",
      "r368",
      "r370",
      "r376",
      "r378",
      "r380",
      "r381",
      "r382"
     ],
     "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/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/IncomeTaxes"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_IncomeTaxExpenseBenefit": {
     "auth_ref": [
      "r114",
      "r131",
      "r132",
      "r169",
      "r366",
      "r377",
      "r379",
      "r515"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited": {
       "order": 1.0,
       "parentTag": "kelya_IncomeLossfromContinuingOperationsBeforeEquityMethodInvestments",
       "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 expense (benefit)"
       }
      }
     },
     "localname": "IncomeTaxExpenseBenefit",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited",
      "http://www.kellyservices.com/role/IncomeTaxesDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInOperatingCapital": {
     "auth_ref": [
      "r105"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 11.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The increase (decrease) during the reporting period of all assets and liabilities used in operating activities.",
        "label": "Increase (Decrease) in Operating Capital",
        "negatedLabel": "Changes in operating assets and liabilities, net of acquisitions"
       }
      }
     },
     "localname": "IncreaseDecreaseInOperatingCapital",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IncreaseDecreaseInStockholdersEquityRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Increase (Decrease) in Stockholders' Equity [Roll Forward]",
        "terseLabel": "Increase (Decrease) in Stockholders' Equity"
       }
      }
     },
     "localname": "IncreaseDecreaseInStockholdersEquityRollForward",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements": {
     "auth_ref": [
      "r139",
      "r140",
      "r141",
      "r147"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/EarningsLossPerShareReconciliationofBasicandDilutedEarningsPerShareDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding",
       "weight": 1.0
      }
     },
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.",
        "label": "Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements",
        "terseLabel": "Dilutive share awards (in shares)"
       }
      }
     },
     "localname": "IncrementalCommonSharesAttributableToShareBasedPaymentArrangements",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/EarningsLossPerShareReconciliationofBasicandDilutedEarningsPerShareDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_InterestExpense": {
     "auth_ref": [
      "r76",
      "r165",
      "r455",
      "r456",
      "r498"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/OtherIncomeExpenseNetScheduleofOtherNonoperatingIncomeExpenseDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_OtherNonoperatingIncomeExpense",
       "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",
        "negatedLabel": "Interest expense"
       }
      }
     },
     "localname": "InterestExpense",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/OtherIncomeExpenseNetScheduleofOtherNonoperatingIncomeExpenseDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_IntersegmentEliminationMember": {
     "auth_ref": [
      "r163",
      "r175",
      "r176",
      "r177",
      "r178",
      "r179",
      "r181",
      "r185"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Eliminating entries used in operating segment consolidation.",
        "label": "Intersegment Eliminations [Member]",
        "terseLabel": "Less: Intersegment revenue",
        "verboseLabel": "Less: Intersegment"
       }
      }
     },
     "localname": "IntersegmentEliminationMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyServiceTypeDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentRevenueFromServiceDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_InvestmentIncomeInterest": {
     "auth_ref": [
      "r89",
      "r164"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/OtherIncomeExpenseNetScheduleofOtherNonoperatingIncomeExpenseDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_OtherNonoperatingIncomeExpense",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities.",
        "label": "Investment Income, Interest",
        "terseLabel": "Interest income"
       }
      }
     },
     "localname": "InvestmentIncomeInterest",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/OtherIncomeExpenseNetScheduleofOtherNonoperatingIncomeExpenseDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock": {
     "auth_ref": [
      "r202",
      "r485",
      "r500",
      "r529",
      "r549"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for  investments in certain debt and equity securities.",
        "label": "Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]",
        "terseLabel": "Investment in Persol Holdings"
       }
      }
     },
     "localname": "InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/InvestmentinPersolHoldings"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_LegalMattersAndContingenciesTextBlock": {
     "auth_ref": [
      "r273"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for legal proceedings, legal contingencies, litigation, regulatory and environmental matters and other contingencies.",
        "label": "Legal Matters and Contingencies [Text Block]",
        "terseLabel": "Contingencies"
       }
      }
     },
     "localname": "LegalMattersAndContingenciesTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/Contingencies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_Liabilities": {
     "auth_ref": [
      "r45",
      "r112",
      "r178",
      "r208",
      "r277",
      "r278",
      "r279",
      "r282",
      "r283",
      "r284",
      "r286",
      "r288",
      "r290",
      "r291",
      "r410",
      "r413",
      "r414",
      "r432",
      "r463",
      "r464"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Sum of the carrying amounts as of the balance sheet date of all liabilities that are recognized. Liabilities are probable future sacrifices of economic benefits arising from present obligations of an entity to transfer assets or provide services to other entities in the future.",
        "label": "Liabilities",
        "terseLabel": "Liabilities"
       }
      }
     },
     "localname": "Liabilities",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/SubsequentEventNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesAndStockholdersEquity": {
     "auth_ref": [
      "r35",
      "r112",
      "r208",
      "r432",
      "r465",
      "r489",
      "r506"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any.",
        "label": "Liabilities and Equity",
        "totalLabel": "Total Liabilities and Stockholders\u2019 Equity"
       }
      }
     },
     "localname": "LiabilitiesAndStockholdersEquity",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesAndStockholdersEquityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liabilities and Equity [Abstract]",
        "terseLabel": "Liabilities and Stockholders\u2019 Equity"
       }
      }
     },
     "localname": "LiabilitiesAndStockholdersEquityAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LiabilitiesCurrent": {
     "auth_ref": [
      "r47",
      "r112",
      "r208",
      "r277",
      "r278",
      "r279",
      "r282",
      "r283",
      "r284",
      "r286",
      "r288",
      "r290",
      "r291",
      "r410",
      "r413",
      "r414",
      "r432",
      "r463",
      "r464",
      "r465"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer.",
        "label": "Liabilities, Current",
        "totalLabel": "Total current liabilities"
       }
      }
     },
     "localname": "LiabilitiesCurrent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesCurrentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liabilities, Current [Abstract]",
        "terseLabel": "Current Liabilities"
       }
      }
     },
     "localname": "LiabilitiesCurrentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LiabilitiesFairValueDisclosure": {
     "auth_ref": [
      "r423"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Fair value of financial and nonfinancial obligations.",
        "label": "Financial and Nonfinancial Liabilities, Fair Value Disclosure",
        "totalLabel": "Total liabilities at fair value"
       }
      }
     },
     "localname": "LiabilitiesFairValueDisclosure",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesFairValueDisclosureAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liabilities, Fair Value Disclosure [Abstract]",
        "terseLabel": "Liabilities, Fair Value Disclosure [Abstract]"
       }
      }
     },
     "localname": "LiabilitiesFairValueDisclosureAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LiabilitiesNoncurrent": {
     "auth_ref": [
      "r11",
      "r12",
      "r13",
      "r24",
      "r25",
      "r112",
      "r208",
      "r277",
      "r278",
      "r279",
      "r282",
      "r283",
      "r284",
      "r286",
      "r288",
      "r290",
      "r291",
      "r410",
      "r413",
      "r414",
      "r432",
      "r463",
      "r464"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of obligation due after one year or beyond the normal operating cycle, if longer.",
        "label": "Liabilities, Noncurrent",
        "totalLabel": "Total noncurrent liabilities"
       }
      }
     },
     "localname": "LiabilitiesNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LiabilitiesNoncurrentAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Liabilities, Noncurrent [Abstract]",
        "terseLabel": "Noncurrent Liabilities"
       }
      }
     },
     "localname": "LiabilitiesNoncurrentAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LongtermDebtTypeAxis": {
     "auth_ref": [
      "r48"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by type of long-term debt.",
        "label": "Long-term Debt, Type [Axis]",
        "terseLabel": "Long-term Debt, Type [Axis]"
       }
      }
     },
     "localname": "LongtermDebtTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LongtermDebtTypeDomain": {
     "auth_ref": [
      "r48",
      "r276"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Type of long-term debt arrangement, such as notes, line of credit, commercial paper, asset-based financing, project financing, letter of credit financing. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the company, if longer.",
        "label": "Long-term Debt, Type [Domain]",
        "terseLabel": "Long-term Debt, Type [Domain]"
       }
      }
     },
     "localname": "LongtermDebtTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_LossContingenciesLineItems": {
     "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": "Loss Contingencies [Line Items]",
        "terseLabel": "Loss Contingencies [Line Items]"
       }
      }
     },
     "localname": "LossContingenciesLineItems",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ContingenciesNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LossContingenciesTable": {
     "auth_ref": [
      "r266",
      "r267",
      "r268",
      "r269",
      "r270",
      "r271",
      "r272",
      "r274",
      "r275"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Discloses the specific components (such as the nature, name, and date) of the loss contingency and gives an estimate of the possible loss or range of loss, or states that a reasonable estimate cannot be made. Excludes environmental contingencies, warranties and unconditional purchase obligations.",
        "label": "Loss Contingencies [Table]",
        "terseLabel": "Loss Contingencies [Table]"
       }
      }
     },
     "localname": "LossContingenciesTable",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ContingenciesNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_LossContingencyAccrualAtCarryingValue": {
     "auth_ref": [
      "r266"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of loss contingency liability.",
        "label": "Loss Contingency Accrual",
        "terseLabel": "Accrual for litigation costs"
       }
      }
     },
     "localname": "LossContingencyAccrualAtCarryingValue",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ContingenciesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LossContingencyRangeOfPossibleLossPortionNotAccrued": {
     "auth_ref": [
      "r265"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The difference between the maximum amount of estimated loss and the amount recorded as of the balance sheet date.",
        "label": "Loss Contingency, Range of Possible Loss, Portion Not Accrued",
        "terseLabel": "Loss contingency, portion not accrued"
       }
      }
     },
     "localname": "LossContingencyRangeOfPossibleLossPortionNotAccrued",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ContingenciesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_LossContingencyReceivable": {
     "auth_ref": [
      "r275"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of receivable related to a loss contingency accrual. For example, an insurance recovery receivable.",
        "label": "Loss Contingency, Receivable",
        "terseLabel": "Loss Contingency, Receivable"
       }
      }
     },
     "localname": "LossContingencyReceivable",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ContingenciesNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock": {
     "auth_ref": [
      "r4",
      "r406"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for business combinations, including leverage buyout transactions (as applicable), and divestitures.  This may include a description of a business combination or divestiture (or series of individually immaterial business combinations or divestitures) completed during the period, including background, timing, and assets and liabilities recognized and reclassified or sold. This element does not include fixed asset sales and plant closings.",
        "label": "Mergers, Acquisitions and Dispositions Disclosures [Text Block]",
        "terseLabel": "Acquisitions"
       }
      }
     },
     "localname": "MergersAcquisitionsAndDispositionsDisclosuresTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/Acquisitions"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_MoneyMarketFundsAtCarryingValue": {
     "auth_ref": [],
     "calculation": {
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_AssetsFairValueDisclosure",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Investment in short-term money-market instruments (such as commercial paper, banker's acceptances, repurchase agreements, government securities, certificates of deposit, and so forth) which are highly liquid (that is, readily convertible to known amounts of cash) and so near their maturity that they present an insignificant risk of changes in value because of changes in interest rates. Generally, only investments with original maturities of three months or less qualify as cash equivalents by definition. Original maturity means an original maturity to the entity holding the investment. For example, both a three-month US Treasury bill and a three-year Treasury note purchased three months from maturity qualify as cash equivalents. However, a Treasury note purchased three-years ago does not become a cash equivalent when its remaining maturity is three months.",
        "label": "Money Market Funds, at Carrying Value",
        "terseLabel": "Money market funds"
       }
      }
     },
     "localname": "MoneyMarketFundsAtCarryingValue",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.kellyservices.com/role/FairValueMeasurementsScheduleofAssetsMeasuredatFairValueonaRecurringBasisDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetCashProvidedByUsedInFinancingActivities": {
     "auth_ref": [
      "r103"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 3.0,
       "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 (used in) from financing activities"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInFinancingActivities",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Cash Provided by (Used in) Financing Activities [Abstract]",
        "terseLabel": "Cash flows from financing activities:"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInFinancingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NetCashProvidedByUsedInInvestingActivities": {
     "auth_ref": [
      "r103"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 2.0,
       "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 from investing activities"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInInvestingActivities",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Cash Provided by (Used in) Investing Activities [Abstract]",
        "terseLabel": "Cash flows from investing activities:"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInInvestingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NetCashProvidedByUsedInOperatingActivities": {
     "auth_ref": [
      "r103",
      "r104",
      "r107"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 1.0,
       "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 (used in) from operating activities"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInOperatingActivities",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Net Cash Provided by (Used in) Operating Activities [Abstract]",
        "terseLabel": "Cash flows from operating activities:"
       }
      }
     },
     "localname": "NetCashProvidedByUsedInOperatingActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_NetIncomeLoss": {
     "auth_ref": [
      "r3",
      "r66",
      "r69",
      "r74",
      "r79",
      "r107",
      "r112",
      "r121",
      "r125",
      "r126",
      "r127",
      "r128",
      "r131",
      "r132",
      "r144",
      "r171",
      "r176",
      "r179",
      "r182",
      "r185",
      "r208",
      "r277",
      "r278",
      "r279",
      "r282",
      "r283",
      "r284",
      "r286",
      "r288",
      "r290",
      "r291",
      "r422",
      "r432",
      "r494",
      "r511"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      },
      "http://www.kellyservices.com/role/ConsolidatedStatementsofComprehensiveIncomeLossUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax",
       "weight": 1.0
      },
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://www.kellyservices.com/role/EarningsLossPerShareReconciliationofBasicandDilutedEarningsPerShareDetails": {
       "order": 1.0,
       "parentTag": "kelya_NetEarningsAvailableToCommonShareholders",
       "weight": 1.0
      }
     },
     "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 earnings (loss)",
        "totalLabel": "Net earnings (loss)",
        "verboseLabel": "Net earnings (loss)"
       }
      }
     },
     "localname": "NetIncomeLoss",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.kellyservices.com/role/ConsolidatedStatementsofComprehensiveIncomeLossUnaudited",
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited",
      "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited",
      "http://www.kellyservices.com/role/EarningsLossPerShareReconciliationofBasicandDilutedEarningsPerShareDetails",
      "http://www.kellyservices.com/role/SubsequentEventNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Accounting Standards Update and Change in Accounting Principle [Abstract]",
        "terseLabel": "New Accounting Pronouncements and Changes in Accounting Principles [Abstract]"
       }
      }
     },
     "localname": "NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock": {
     "auth_ref": [
      "r1",
      "r119",
      "r120",
      "r123",
      "r124",
      "r133",
      "r134",
      "r135",
      "r199",
      "r200",
      "r211",
      "r212",
      "r324",
      "r325",
      "r326",
      "r327",
      "r359",
      "r373",
      "r374",
      "r375",
      "r419",
      "r433",
      "r434",
      "r435",
      "r462",
      "r481",
      "r482",
      "r483",
      "r524",
      "r525",
      "r526",
      "r527",
      "r528",
      "r555"
     ],
     "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": "New Accounting Pronouncements"
       }
      }
     },
     "localname": "NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/NewAccountingPronouncements"
     ],
     "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": "New Accounting Pronouncements"
       }
      }
     },
     "localname": "NewAccountingPronouncementsPolicyPolicyTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/NewAccountingPronouncementsPolicies"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_NoncompeteAgreementsMember": {
     "auth_ref": [
      "r391"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Agreement in which one party agrees not to pursue a similar trade in competition with another party.",
        "label": "Noncompete Agreements [Member]",
        "terseLabel": "Noncompete Agreements"
       }
      }
     },
     "localname": "NoncompeteAgreementsMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_NumberOfReportableSegments": {
     "auth_ref": [
      "r159"
     ],
     "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 segments"
       }
      }
     },
     "localname": "NumberOfReportableSegments",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/SegmentDisclosuresNarrativeDetails"
     ],
     "xbrltype": "integerItemType"
    },
    "us-gaap_OciBeforeReclassificationsNetOfTaxAttributableToParent": {
     "auth_ref": [
      "r62",
      "r75"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossScheduleofAccumulatedOtherComprehensiveIncomeLossbyComponentNetofTaxDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax, before reclassification adjustments, of other comprehensive income (loss), attributable to parent.",
        "label": "OCI, before Reclassifications, Net of Tax, Attributable to Parent",
        "terseLabel": "Other comprehensive income (loss) before reclassifications"
       }
      }
     },
     "localname": "OciBeforeReclassificationsNetOfTaxAttributableToParent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossScheduleofAccumulatedOtherComprehensiveIncomeLossbyComponentNetofTaxDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OperatingIncomeLoss": {
     "auth_ref": [
      "r171",
      "r176",
      "r179",
      "r182",
      "r185"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The net result for the period of deducting operating expenses from operating revenues.",
        "label": "Operating Income (Loss)",
        "terseLabel": "Earnings (loss) from operations",
        "totalLabel": "Earnings (loss) from operations"
       }
      }
     },
     "localname": "OperatingIncomeLoss",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsNarrativeDetails",
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentEarningslossFromOperationsDetails",
      "http://www.kellyservices.com/role/SubsequentEventNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OperatingLeaseLiabilityCurrent": {
     "auth_ref": [
      "r459"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.",
        "label": "Operating Lease, Liability, Current",
        "verboseLabel": "Operating lease liabilities"
       }
      }
     },
     "localname": "OperatingLeaseLiabilityCurrent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OperatingLeaseLiabilityNoncurrent": {
     "auth_ref": [
      "r459"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_LiabilitiesNoncurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent.",
        "label": "Operating Lease, Liability, Noncurrent",
        "terseLabel": "Operating lease liabilities"
       }
      }
     },
     "localname": "OperatingLeaseLiabilityNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OperatingLeaseRightOfUseAsset": {
     "auth_ref": [
      "r458"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_AssetsNoncurrent",
       "weight": 1.0
      }
     },
     "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": "Operating lease right-of-use assets"
       }
      }
     },
     "localname": "OperatingLeaseRightOfUseAsset",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense": {
     "auth_ref": [
      "r106"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of amortization expense for right-of-use asset from operating lease.",
        "label": "Operating Lease, Right-of-Use Asset, Amortization Expense",
        "terseLabel": "Operating lease asset amortization"
       }
      }
     },
     "localname": "OperatingLeaseRightOfUseAssetAmortizationExpense",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OperatingSegmentsMember": {
     "auth_ref": [
      "r175",
      "r176",
      "r177",
      "r178",
      "r179",
      "r185"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Identifies components of an entity that engage in business activities from which they may earn revenue and incur expenses, including transactions with other components of the same entity.",
        "label": "Operating Segments [Member]",
        "terseLabel": "Reporting Segments"
       }
      }
     },
     "localname": "OperatingSegmentsMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentEarningslossFromOperationsDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentRevenueFromServiceDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Organization, Consolidation and Presentation of Financial Statements [Abstract]",
        "terseLabel": "Organization, Consolidation and Presentation of Financial Statements [Abstract]"
       }
      }
     },
     "localname": "OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock": {
     "auth_ref": [
      "r5",
      "r415"
     ],
     "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": "Basis of Presentation"
       }
      }
     },
     "localname": "OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/BasisofPresentation"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_OtherAssetsMember": {
     "auth_ref": [
      "r416",
      "r418"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Primary financial statement caption encompassing other assets.",
        "label": "Other Assets [Member]",
        "terseLabel": "Other Assets"
       }
      }
     },
     "localname": "OtherAssetsMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/CreditLossesNarrativeDetails",
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_OtherAssetsNoncurrent": {
     "auth_ref": [
      "r43"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 7.0,
       "parentTag": "us-gaap_AssetsNoncurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of noncurrent assets classified as other.",
        "label": "Other Assets, Noncurrent",
        "terseLabel": "Other assets"
       }
      }
     },
     "localname": "OtherAssetsNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax": {
     "auth_ref": [
      "r56",
      "r59",
      "r437",
      "r439",
      "r445"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofComprehensiveIncomeLossUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax, before reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.",
        "label": "Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax",
        "terseLabel": "Foreign currency translation adjustments, net of tax expense of $0.1 and $0.5, respectively"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofComprehensiveIncomeLossUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax": {
     "auth_ref": [
      "r54",
      "r60",
      "r437",
      "r441",
      "r452"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of tax expense (benefit), before reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.",
        "label": "OCI, Foreign Currency Transaction and Translation Gain (Loss), Arising During Period, Tax",
        "terseLabel": "Foreign currency translation adjustments, tax expense (benefit)"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofComprehensiveIncomeUnauditedParenthetical"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax": {
     "auth_ref": [
      "r54"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofComprehensiveIncomeLossUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.",
        "label": "Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax",
        "totalLabel": "Foreign currency translation adjustments"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofComprehensiveIncomeLossUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax": {
     "auth_ref": [
      "r59",
      "r63",
      "r64",
      "r65",
      "r444"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofComprehensiveIncomeLossUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax of reclassification adjustment from accumulated other comprehensive income for translation gain (loss) realized upon the sale or liquidation of an investment in a foreign entity and foreign currency hedges that are designated and qualified as hedging instruments for hedges of the foreign currency exposure of a net investment in a foreign operation.",
        "label": "Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, Net of Tax",
        "negatedTerseLabel": "Less: Reclassification adjustments included in net earnings (loss) - liquidation of Japan subsidiary"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofComprehensiveIncomeLossUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Comprehensive Income (Loss), Net of Tax [Abstract]",
        "terseLabel": "Other comprehensive income (loss), net of tax:"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofComprehensiveIncomeLossUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent": {
     "auth_ref": [
      "r67",
      "r70",
      "r407",
      "r408",
      "r411"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossScheduleofAccumulatedOtherComprehensiveIncomeLossbyComponentNetofTaxDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      },
      "http://www.kellyservices.com/role/ConsolidatedStatementsofComprehensiveIncomeLossUnaudited": {
       "order": 2.0,
       "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 income (loss), net of tax",
        "totalLabel": "Other comprehensive income (loss)"
       }
      }
     },
     "localname": "OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossScheduleofAccumulatedOtherComprehensiveIncomeLossbyComponentNetofTaxDetails",
      "http://www.kellyservices.com/role/ConsolidatedStatementsofComprehensiveIncomeLossUnaudited",
      "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherIncomeAndExpensesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Other Income and Expenses [Abstract]",
        "terseLabel": "Other Income and Expenses [Abstract]"
       }
      }
     },
     "localname": "OtherIncomeAndExpensesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_OtherIncomeAndOtherExpenseDisclosureTextBlock": {
     "auth_ref": [
      "r329",
      "r363"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for other income or other expense items (both operating and nonoperating). Sources of nonoperating income or nonoperating expense that may be disclosed, include amounts earned from dividends, interest on securities, profits (losses) on securities, net and miscellaneous other income or income deductions.",
        "label": "Other Income and Other Expense Disclosure [Text Block]",
        "terseLabel": "Other Income (Expense), Net"
       }
      }
     },
     "localname": "OtherIncomeAndOtherExpenseDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/OtherIncomeExpenseNet"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_OtherLiabilitiesNoncurrent": {
     "auth_ref": [
      "r49"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 5.0,
       "parentTag": "us-gaap_LiabilitiesNoncurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer.",
        "label": "Other Liabilities, Noncurrent",
        "terseLabel": "Other long-term liabilities"
       }
      }
     },
     "localname": "OtherLiabilitiesNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherNoncashIncomeExpense": {
     "auth_ref": [
      "r107"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 10.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of income (expense) included in net income that results in no cash inflow (outflow), classified as other.",
        "label": "Other Noncash Income (Expense)",
        "negatedLabel": "Other, net"
       }
      }
     },
     "localname": "OtherNoncashIncomeExpense",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherNonoperatingExpense": {
     "auth_ref": [
      "r91"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/OtherIncomeExpenseNetScheduleofOtherNonoperatingIncomeExpenseDetails": {
       "order": 4.0,
       "parentTag": "us-gaap_OtherNonoperatingIncomeExpense",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of expense related to nonoperating activities, classified as other.",
        "label": "Other Nonoperating Expense",
        "negatedTerseLabel": "Other expense"
       }
      }
     },
     "localname": "OtherNonoperatingExpense",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/OtherIncomeExpenseNetScheduleofOtherNonoperatingIncomeExpenseDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_OtherNonoperatingIncomeExpense": {
     "auth_ref": [
      "r91"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments",
       "weight": 1.0
      },
      "http://www.kellyservices.com/role/OtherIncomeExpenseNetScheduleofOtherNonoperatingIncomeExpenseDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of income (expense) related to nonoperating activities, classified as other.",
        "label": "Other Nonoperating Income (Expense)",
        "terseLabel": "Other income (expense), net",
        "totalLabel": "Other income (expense), net",
        "verboseLabel": "Other income (expense), net"
       }
      }
     },
     "localname": "OtherNonoperatingIncomeExpense",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited",
      "http://www.kellyservices.com/role/OtherIncomeExpenseNetScheduleofOtherNonoperatingIncomeExpenseDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentEarningslossFromOperationsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentForContingentConsiderationLiabilityFinancingActivities": {
     "auth_ref": [
      "r99"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 6.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash outflow, not made soon after acquisition date of business combination, to settle contingent consideration liability up to amount recognized at acquisition date, including, but not limited to, measurement period adjustment and less amount paid soon after acquisition date.",
        "label": "Payment for Contingent Consideration Liability, Financing Activities",
        "negatedLabel": "Contingent consideration payments",
        "terseLabel": "Payment for contingent consideration liability, financing activities"
       }
      }
     },
     "localname": "PaymentForContingentConsiderationLiabilityFinancingActivities",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsForProceedsFromOtherInvestingActivities": {
     "auth_ref": [
      "r94",
      "r97"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 6.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash (inflow) outflow from investing activities classified as other.",
        "label": "Payments for (Proceeds from) Other Investing Activities",
        "negatedLabel": "Other investing activities"
       }
      }
     },
     "localname": "PaymentsForProceedsFromOtherInvestingActivities",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsForRepurchaseOfCommonStock": {
     "auth_ref": [
      "r98"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 5.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash outflow to reacquire common stock during the period.",
        "label": "Payments for Repurchase of Common Stock",
        "negatedLabel": "Buyback of common shares"
       }
      }
     },
     "localname": "PaymentsForRepurchaseOfCommonStock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsForRestructuring": {
     "auth_ref": [
      "r100",
      "r251"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.",
        "label": "Payments for Restructuring",
        "negatedLabel": "Reductions for cash payments related to all restructuring activities"
       }
      }
     },
     "localname": "PaymentsForRestructuring",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RestructuringRestructuringReserveDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsOfDividendsCommonStock": {
     "auth_ref": [
      "r98"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity.",
        "label": "Payments of Ordinary Dividends, Common Stock",
        "negatedLabel": "Dividend payments"
       }
      }
     },
     "localname": "PaymentsOfDividendsCommonStock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation": {
     "auth_ref": [
      "r98"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash outflow to satisfy grantee's tax withholding obligation for award under share-based payment arrangement.",
        "label": "Payment, Tax Withholding, Share-based Payment Arrangement",
        "negatedTerseLabel": "Payments of tax withholding for stock awards"
       }
      }
     },
     "localname": "PaymentsRelatedToTaxWithholdingForShareBasedCompensation",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsToAcquireBusinessesGross": {
     "auth_ref": [
      "r95",
      "r398"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.",
        "label": "Payments to Acquire Businesses, Gross",
        "terseLabel": "Purchase price paid at closing",
        "verboseLabel": "Cash consideration paid"
       }
      }
     },
     "localname": "PaymentsToAcquireBusinessesGross",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsNarrativeDetails",
      "http://www.kellyservices.com/role/AcquisitionsScheduleofPurchasePriceDetails",
      "http://www.kellyservices.com/role/SubsequentEventNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired": {
     "auth_ref": [
      "r95"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "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 a business, net of the cash acquired from the purchase.",
        "label": "Payments to Acquire Businesses, Net of Cash Acquired",
        "negatedTerseLabel": "Acquisition of companies, net of cash received"
       }
      }
     },
     "localname": "PaymentsToAcquireBusinessesNetOfCashAcquired",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PaymentsToAcquireProductiveAssets": {
     "auth_ref": [
      "r96",
      "r403",
      "r404",
      "r405"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": -1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets.",
        "label": "Payments to Acquire Productive Assets",
        "negatedLabel": "Capital expenditures"
       }
      }
     },
     "localname": "PaymentsToAcquireProductiveAssets",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PerformanceSharesMember": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Share-based payment arrangement awarded for meeting performance target.",
        "label": "Performance Shares [Member]",
        "terseLabel": "Performance Shares"
       }
      }
     },
     "localname": "PerformanceSharesMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/StockBasedCompensationNarrativeDetails",
      "http://www.kellyservices.com/role/StockBasedCompensationTables"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_PrepaidExpenseAndOtherAssetsCurrent": {
     "auth_ref": [
      "r8",
      "r37",
      "r38"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_AssetsCurrent",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer.",
        "label": "Prepaid Expense and Other Assets, Current",
        "terseLabel": "Prepaid expenses and other current assets"
       }
      }
     },
     "localname": "PrepaidExpenseAndOtherAssetsCurrent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromLifeInsurancePolicies": {
     "auth_ref": [
      "r94",
      "r102"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash inflow for proceeds from settlement of corporate-owned life insurance policy, classified as investing activities. Includes, but is not limited to, bank-owned life insurance policy.",
        "label": "Proceeds from Life Insurance Policy",
        "terseLabel": "Proceeds from company-owned life insurance"
       }
      }
     },
     "localname": "ProceedsFromLifeInsurancePolicies",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromRepaymentsOfShortTermDebt": {
     "auth_ref": [],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The net cash inflow or outflow for borrowing having initial term of repayment within one year or the normal operating cycle, if longer.",
        "label": "Proceeds from (Repayments of) Short-term Debt",
        "terseLabel": "Net change in short-term borrowings"
       }
      }
     },
     "localname": "ProceedsFromRepaymentsOfShortTermDebt",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromSaleOfEquityMethodInvestments": {
     "auth_ref": [
      "r93"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 5.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cash inflow associated with the sale of equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.",
        "label": "Proceeds from Sale of Equity Method Investments",
        "terseLabel": "Proceeds from sale of equity method investment"
       }
      }
     },
     "localname": "ProceedsFromSaleOfEquityMethodInvestments",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.kellyservices.com/role/InvestmentinPersolKellyPteLtdDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ProceedsFromSaleOfEquitySecuritiesFvNi": {
     "auth_ref": [
      "r101",
      "r203"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash inflow from sale of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as investing activity.",
        "label": "Proceeds from Sale of Equity Securities, FV-NI",
        "terseLabel": "Proceeds from sale of Persol Holdings investment"
       }
      }
     },
     "localname": "ProceedsFromSaleOfEquitySecuritiesFvNi",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited",
      "http://www.kellyservices.com/role/FairValueMeasurementsNarrativeDetails",
      "http://www.kellyservices.com/role/InvestmentinPersolHoldingsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentGross": {
     "auth_ref": [
      "r41",
      "r243"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 1.0,
       "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",
        "terseLabel": "Property and equipment"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentGross",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentNet": {
     "auth_ref": [
      "r18",
      "r19",
      "r245",
      "r465",
      "r501",
      "r507"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_AssetsNoncurrent",
       "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",
        "totalLabel": "Net property and equipment"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentNet",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_PropertyPlantAndEquipmentNetAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Property, Plant and Equipment, Net [Abstract]",
        "terseLabel": "Property and equipment:"
       }
      }
     },
     "localname": "PropertyPlantAndEquipmentNetAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ProvisionForDoubtfulAccounts": {
     "auth_ref": [
      "r83",
      "r216"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 4.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of expense (reversal of expense) for expected credit loss on accounts receivable.",
        "label": "Accounts Receivable, Credit Loss Expense (Reversal)",
        "verboseLabel": "Provision for credit losses and sales allowances"
       }
      }
     },
     "localname": "ProvisionForDoubtfulAccounts",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent": {
     "auth_ref": [
      "r62",
      "r75"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossScheduleofAccumulatedOtherComprehensiveIncomeLossbyComponentNetofTaxDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount after tax of reclassification adjustments of other comprehensive income (loss) attributable to parent.",
        "label": "Reclassification from AOCI, Current Period, Net of Tax, Attributable to Parent",
        "negatedTerseLabel": "Amounts reclassified from accumulated other comprehensive income (loss)",
        "terseLabel": "Amounts reclassified from accumulated other comprehensive income (loss)"
       }
      }
     },
     "localname": "ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossNarrativeDetails",
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossScheduleofAccumulatedOtherComprehensiveIncomeLossbyComponentNetofTaxDetails",
      "http://www.kellyservices.com/role/InvestmentinPersolKellyPteLtdDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTable": {
     "auth_ref": [
      "r176",
      "r179"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about the reconciliation of profit (loss) from reportable segments to the consolidated income (loss) before income tax expense (benefit) and discontinued operations. Includes, but is not limited to, reconciliation after income tax if income tax is allocated to the reportable segment.",
        "label": "Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table]",
        "terseLabel": "Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table]"
       }
      }
     },
     "localname": "ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTable",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/SegmentDisclosuresDepreciationandAmortizationExpenseIncludedinSGAExpensesDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentEarningslossFromOperationsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTextBlock": {
     "auth_ref": [
      "r176",
      "r179"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the reconciliation of profit (loss) from reportable segments to the consolidated income (loss) before income tax expense (benefit) and discontinued operations. Includes, but is not limited to, reconciliation after income tax if income tax is allocated to the reportable segment.",
        "label": "Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table Text Block]",
        "terseLabel": "Segment Earnings From Operations"
       }
      }
     },
     "localname": "ReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/SegmentDisclosuresTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTable": {
     "auth_ref": [
      "r175",
      "r179"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Identification, description, and amounts of all significant reconciling items in the reconciliation of total revenues from reportable segments to the entity's consolidated revenues.",
        "label": "Reconciliation of Revenue from Segments to Consolidated [Table]",
        "terseLabel": "Reconciliation of Revenue from Segments to Consolidated [Table]"
       }
      }
     },
     "localname": "ReconciliationOfRevenueFromSegmentsToConsolidatedTable",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentRevenueFromServiceDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ReconciliationOfRevenueFromSegmentsToConsolidatedTextBlock": {
     "auth_ref": [
      "r175",
      "r179"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of all significant reconciling items in the reconciliation of total revenues from reportable segments to the entity's consolidated revenues.",
        "label": "Reconciliation of Revenue from Segments to Consolidated [Table Text Block]",
        "terseLabel": "Segment Revenue from Services"
       }
      }
     },
     "localname": "ReconciliationOfRevenueFromSegmentsToConsolidatedTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/SegmentDisclosuresTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_RestrictedCashCurrent": {
     "auth_ref": [
      "r6",
      "r14",
      "r110"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits.",
        "label": "Restricted Cash, Current",
        "terseLabel": "Restricted cash included in prepaid expenses and other current assets"
       }
      }
     },
     "localname": "RestrictedCashCurrent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RestrictedCashNoncurrent": {
     "auth_ref": [
      "r10",
      "r22",
      "r110",
      "r531"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of cash restricted as to withdrawal or usage, classified as noncurrent. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits.",
        "label": "Restricted Cash, Noncurrent",
        "terseLabel": "Restricted cash included in other assets"
       }
      }
     },
     "localname": "RestrictedCashNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RestrictedStockMember": {
     "auth_ref": [
      "r148"
     ],
     "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"
       }
      }
     },
     "localname": "RestrictedStockMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedRestrictedStockDetails",
      "http://www.kellyservices.com/role/StockBasedCompensationTables"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_RestructuringAndRelatedActivitiesAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Restructuring and Related Activities [Abstract]",
        "terseLabel": "Restructuring and Related Activities [Abstract]"
       }
      }
     },
     "localname": "RestructuringAndRelatedActivitiesAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_RestructuringAndRelatedActivitiesDisclosureTextBlock": {
     "auth_ref": [
      "r249",
      "r251",
      "r254",
      "r263",
      "r264"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for restructuring and related activities. Description of restructuring activities such as exit and disposal activities, include facts and circumstances leading to the plan, the expected plan completion date, the major types of costs associated with the plan activities, total expected costs, the accrual balance at the end of the period, and the periods over which the remaining accrual will be settled.",
        "label": "Restructuring and Related Activities Disclosure [Text Block]",
        "terseLabel": "Restructuring"
       }
      }
     },
     "localname": "RestructuringAndRelatedActivitiesDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/Restructuring"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_RestructuringCharges": {
     "auth_ref": [
      "r106",
      "r248",
      "r257",
      "r260"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/RestructuringScheduleofRestructuringandRelatedCostsDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.",
        "label": "Restructuring Charges",
        "terseLabel": "Restructuring costs",
        "totalLabel": "Total"
       }
      }
     },
     "localname": "RestructuringCharges",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RestructuringNarrativeDetails",
      "http://www.kellyservices.com/role/RestructuringRestructuringReserveDetails",
      "http://www.kellyservices.com/role/RestructuringScheduleofRestructuringandRelatedCostsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RestructuringCostAndReserveLineItems": {
     "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": "Restructuring Cost and Reserve [Line Items]",
        "terseLabel": "Restructuring Cost and Reserve [Line Items]"
       }
      }
     },
     "localname": "RestructuringCostAndReserveLineItems",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RestructuringRestructuringReserveDetails",
      "http://www.kellyservices.com/role/RestructuringScheduleofRestructuringandRelatedCostsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RestructuringReserve": {
     "auth_ref": [
      "r251",
      "r258"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.",
        "label": "Restructuring Reserve",
        "periodEndLabel": "Ending balance",
        "periodStartLabel": "Beginning balance",
        "terseLabel": "Restructuring accrual"
       }
      }
     },
     "localname": "RestructuringReserve",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RestructuringNarrativeDetails",
      "http://www.kellyservices.com/role/RestructuringRestructuringReserveDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RestructuringReserveRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Restructuring Reserve [Roll Forward]",
        "terseLabel": "Restructuring Reserve [Roll Forward]"
       }
      }
     },
     "localname": "RestructuringReserveRollForward",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RestructuringRestructuringReserveDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_RetainedEarningsAccumulatedDeficit": {
     "auth_ref": [
      "r31",
      "r302",
      "r360",
      "r465",
      "r505",
      "r524",
      "r528"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_StockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The cumulative amount of the reporting entity's undistributed earnings or deficit.",
        "label": "Retained Earnings (Accumulated Deficit)",
        "terseLabel": "Earnings invested in the business"
       }
      }
     },
     "localname": "RetainedEarningsAccumulatedDeficit",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RevenueFromContractWithCustomerAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Revenue from Contract with Customer [Abstract]",
        "terseLabel": "Revenue from Contract with Customer [Abstract]"
       }
      }
     },
     "localname": "RevenueFromContractWithCustomerAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax": {
     "auth_ref": [
      "r162",
      "r163",
      "r175",
      "r180",
      "r181",
      "r188",
      "r189",
      "r192",
      "r314",
      "r315",
      "r479"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_GrossProfit",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.",
        "label": "Revenue from Contract with Customer, Excluding Assessed Tax",
        "terseLabel": "Revenue",
        "verboseLabel": "Revenue from services"
       }
      }
     },
     "localname": "RevenueFromContractWithCustomerExcludingAssessedTax",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsNarrativeDetails",
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited",
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyGeographicRegionDetails",
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyServiceTypeDetails",
      "http://www.kellyservices.com/role/RevenueRevenuebyCountryDetails",
      "http://www.kellyservices.com/role/SubsequentEventNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_RevenueFromContractWithCustomerTextBlock": {
     "auth_ref": [
      "r306",
      "r307",
      "r308",
      "r309",
      "r310",
      "r311",
      "r312",
      "r313",
      "r316",
      "r328"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure of revenue from contract with customer to transfer good or service and to transfer nonfinancial asset. Includes, but is not limited to, disaggregation of revenue, credit loss recognized from contract with customer, judgment and change in judgment related to contract with customer, and asset recognized from cost incurred to obtain or fulfill contract with customer. Excludes insurance and lease contracts.",
        "label": "Revenue from Contract with Customer [Text Block]",
        "terseLabel": "Revenue"
       }
      }
     },
     "localname": "RevenueFromContractWithCustomerTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/Revenue"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_Revenues": {
     "auth_ref": [
      "r77",
      "r112",
      "r162",
      "r163",
      "r175",
      "r180",
      "r181",
      "r188",
      "r189",
      "r192",
      "r208",
      "r277",
      "r278",
      "r279",
      "r282",
      "r283",
      "r284",
      "r286",
      "r288",
      "r290",
      "r291",
      "r432",
      "r499"
     ],
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).",
        "label": "Revenues",
        "verboseLabel": "Segment revenue from services"
       }
      }
     },
     "localname": "Revenues",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentRevenueFromServiceDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock": {
     "auth_ref": [
      "r62",
      "r451",
      "r453"
     ],
     "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 Income by Component, Net of Tax"
       }
      }
     },
     "localname": "ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable": {
     "auth_ref": [
      "r385",
      "r386"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule reflecting each material business combination (or series of individually immaterial business combinations) completed during the period, including background, timing, and recognized assets and liabilities.",
        "label": "Schedule of Business Acquisitions, by Acquisition [Table]",
        "terseLabel": "Schedule of Business Acquisitions, by Acquisition [Table]"
       }
      }
     },
     "localname": "ScheduleOfBusinessAcquisitionsByAcquisitionTable",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsFairValueofAssetsAssumedandLiabilitiesAcquiredDetails",
      "http://www.kellyservices.com/role/AcquisitionsNarrativeDetails",
      "http://www.kellyservices.com/role/AcquisitionsScheduleofPurchasePriceDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock": {
     "auth_ref": [
      "r147"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.",
        "label": "Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]",
        "terseLabel": "Reconciliation of Basic and Diluted Earnings Per Share"
       }
      }
     },
     "localname": "ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/EarningsLossPerShareTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfEquityMethodInvestmentsLineItems": {
     "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": "Schedule of Equity Method Investments [Line Items]",
        "terseLabel": "Schedule of Equity Method Investments [Line Items]"
       }
      }
     },
     "localname": "ScheduleOfEquityMethodInvestmentsLineItems",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/InvestmentinPersolHoldingsNarrativeDetails",
      "http://www.kellyservices.com/role/InvestmentinPersolKellyPteLtdDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfEquityMethodInvestmentsTable": {
     "auth_ref": [
      "r3",
      "r112",
      "r207",
      "r208",
      "r432"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Summarization of information required and determined to be disclosed concerning equity method investments in common stock. The summarized information includes: (a) the name of each investee or group of investees for which combined disclosure is appropriate, (2) the percentage ownership of common stock, (3) the difference, if any, between the carrying amount of an investment and the value of the underlying equity in the net assets and the accounting treatment of difference, if any, and (4) the aggregate value of each identified investment based on its quoted market price, if available.",
        "label": "Schedule of Equity Method Investments [Table]",
        "terseLabel": "Schedule of Equity Method Investments [Table]"
       }
      }
     },
     "localname": "ScheduleOfEquityMethodInvestmentsTable",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/InvestmentinPersolHoldingsNarrativeDetails",
      "http://www.kellyservices.com/role/InvestmentinPersolKellyPteLtdDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable": {
     "auth_ref": [
      "r219",
      "r552"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Disclosure of information about allowance for credit loss on financing receivable.",
        "label": "Financing Receivable, Allowance for Credit Loss [Table]",
        "terseLabel": "Financing Receivable, Allowance for Credit Loss [Table]"
       }
      }
     },
     "localname": "ScheduleOfFinancingReceivableAllowanceForCreditLossesTable",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/CreditLossesNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfGoodwillTable": {
     "auth_ref": [
      "r233",
      "r235"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Schedule of goodwill and the changes during the year due to acquisition, sale, impairment or for other reasons.",
        "label": "Schedule of Goodwill [Table]",
        "terseLabel": "Schedule of Goodwill [Table]"
       }
      }
     },
     "localname": "ScheduleOfGoodwillTable",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/GoodwillChangesintheNetCarryingAmountofGoodwillDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfGoodwillTextBlock": {
     "auth_ref": [
      "r233",
      "r235"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule.",
        "label": "Schedule of Goodwill [Table Text Block]",
        "terseLabel": "Changes in the Net Carrying Amount of Goodwill"
       }
      }
     },
     "localname": "ScheduleOfGoodwillTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/GoodwillTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfOtherNonoperatingIncomeExpenseTableTextBlock": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the components of non-operating income or non-operating expense that may include amounts earned from dividends, interest on securities, gains (losses) on securities sold, equity earnings of unconsolidated affiliates, net gain (loss) on sales of business, interest expense and other miscellaneous income or expense items.",
        "label": "Schedule of Other Nonoperating Income (Expense) [Table Text Block]",
        "terseLabel": "Schedule of Other Income (Expense), Net"
       }
      }
     },
     "localname": "ScheduleOfOtherNonoperatingIncomeExpenseTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/OtherIncomeExpenseNetTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock": {
     "auth_ref": [
      "r389"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of the amounts recognized as of the acquisition date for each major class of assets acquired and liabilities assumed. May include but not limited to the following: (a) acquired receivables; (b) contingencies recognized at the acquisition date; and (c) the fair value of noncontrolling interests in the acquiree.",
        "label": "Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]",
        "terseLabel": "Schedule of Recognized Identified Assets Acquired and Liabilities Assumed"
       }
      }
     },
     "localname": "ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfRestructuringAndRelatedCostsTable": {
     "auth_ref": [
      "r250",
      "r251",
      "r252",
      "r253",
      "r260",
      "r261",
      "r262"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Table presenting the description of the restructuring costs, such as the expected cost; the costs incurred during the period; the cumulative costs incurred as of the balance sheet date; the income statement caption within which the restructuring charges recognized for the period are included; and the amount of and periodic changes to an entity's restructuring reserve that occurred during the period associated with the exit from or disposal of business activities or restructurings for each major type of cost by type of restructuring.",
        "label": "Schedule of Restructuring and Related Costs [Table]",
        "terseLabel": "Schedule of Restructuring and Related Costs [Table]"
       }
      }
     },
     "localname": "ScheduleOfRestructuringAndRelatedCostsTable",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RestructuringRestructuringReserveDetails",
      "http://www.kellyservices.com/role/RestructuringScheduleofRestructuringandRelatedCostsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock": {
     "auth_ref": [
      "r255",
      "r256",
      "r259"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of costs incurred for restructuring including, but not limited to, exit and disposal activities, remediation, implementation, integration, asset impairment, and charges against earnings from the write-down of assets.",
        "label": "Restructuring and Related Costs [Table Text Block]",
        "terseLabel": "Restructuring and Related Costs"
       }
      }
     },
     "localname": "ScheduleOfRestructuringAndRelatedCostsTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RestructuringTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfRestructuringReserveByTypeOfCostTextBlock": {
     "auth_ref": [
      "r251",
      "r261"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Tabular disclosure of an entity's restructuring reserve that occurred during the period associated with the exit from or disposal of business activities or restructurings for each major type of cost. This element may also include a description of any reversal and other adjustment made during the period to the amount of an accrued liability for restructuring activities. This element may be used to encapsulate the roll forward presentations of an entity's restructuring reserve by type of cost and in total, and explanation of changes that occurred in the period.",
        "label": "Schedule of Restructuring Reserve by Type of Cost [Table Text Block]",
        "terseLabel": "Schedule of Restructuring Balance Sheet Accrual"
       }
      }
     },
     "localname": "ScheduleOfRestructuringReserveByTypeOfCostTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RestructuringTables"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable": {
     "auth_ref": [
      "r346",
      "r355"
     ],
     "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/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/StockBasedCompensationNarrativeDetails",
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedPerformanceSharesDetails",
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedRestrictedStockDetails",
      "http://www.kellyservices.com/role/StockBasedCompensationTables"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SegmentDomain": {
     "auth_ref": [
      "r158",
      "r162",
      "r163",
      "r164",
      "r165",
      "r166",
      "r167",
      "r168",
      "r169",
      "r170",
      "r171",
      "r172",
      "r173",
      "r175",
      "r176",
      "r177",
      "r178",
      "r179",
      "r180",
      "r181",
      "r182",
      "r183",
      "r185",
      "r192",
      "r253",
      "r262",
      "r516"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Components of an entity that engage in business activities from which they may earn revenue and incur expenses, including transactions with other components of the same entity.",
        "label": "Segments [Domain]",
        "terseLabel": "Segments [Domain]"
       }
      }
     },
     "localname": "SegmentDomain",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/GoodwillChangesintheNetCarryingAmountofGoodwillDetails",
      "http://www.kellyservices.com/role/RestructuringRestructuringReserveDetails",
      "http://www.kellyservices.com/role/RestructuringScheduleofRestructuringandRelatedCostsDetails",
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyGeographicRegionDetails",
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyServiceTypeDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresDepreciationandAmortizationExpenseIncludedinSGAExpensesDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentEarningslossFromOperationsDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentRevenueFromServiceDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SegmentReportingAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Segment Reporting [Abstract]",
        "terseLabel": "Segment Reporting [Abstract]"
       }
      }
     },
     "localname": "SegmentReportingAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_SegmentReportingDisclosureTextBlock": {
     "auth_ref": [
      "r158",
      "r160",
      "r161",
      "r171",
      "r174",
      "r179",
      "r183",
      "r184",
      "r185",
      "r186",
      "r188",
      "r191",
      "r192",
      "r193"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The entire disclosure for reporting segments including data and tables. Reportable segments include those that meet any of the following quantitative thresholds a) it's reported revenue, including sales to external customers and intersegment sales or transfers is 10 percent or more of the combined revenue, internal and external, of all operating segments b) the absolute amount of its reported profit or loss is 10 percent or more of the greater, in absolute amount of 1) the combined reported profit of all operating segments that did not report a loss or 2) the combined reported loss of all operating segments that did report a loss c) its assets are 10 percent or more of the combined assets of all operating segments.",
        "label": "Segment Reporting Disclosure [Text Block]",
        "terseLabel": "Segment Disclosures"
       }
      }
     },
     "localname": "SegmentReportingDisclosureTextBlock",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/SegmentDisclosures"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_SegmentReportingReconcilingItemForOperatingProfitLossFromSegmentToConsolidatedLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]",
        "terseLabel": "Earnings (loss) from Operations"
       }
      }
     },
     "localname": "SegmentReportingReconcilingItemForOperatingProfitLossFromSegmentToConsolidatedLineItems",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/SegmentDisclosuresDepreciationandAmortizationExpenseIncludedinSGAExpensesDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentEarningslossFromOperationsDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SegmentReportingRevenueReconcilingItemLineItems": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.",
        "label": "Segment Reporting, Revenue Reconciling Item [Line Items]",
        "terseLabel": "Revenue from Services"
       }
      }
     },
     "localname": "SegmentReportingRevenueReconcilingItemLineItems",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentRevenueFromServiceDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SellingGeneralAndAdministrativeExpense": {
     "auth_ref": [
      "r88"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited": {
       "order": 2.0,
       "parentTag": "us-gaap_OperatingIncomeLoss",
       "weight": -1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc.",
        "label": "Selling, General and Administrative Expense",
        "negatedLabel": "SG&amp;A expenses",
        "terseLabel": "Selling, general and administrative expenses"
       }
      }
     },
     "localname": "SellingGeneralAndAdministrativeExpense",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentEarningslossFromOperationsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ServiceMember": {
     "auth_ref": [
      "r317"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Assistance, including, but not limited to, technology, license and maintenance, license and service, maintenance, oil and gas, and financial service.",
        "label": "Service [Member]",
        "terseLabel": "Service"
       }
      }
     },
     "localname": "ServiceMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentRevenueFromServiceDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SeveranceCosts1": {
     "auth_ref": [
      "r106"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/RestructuringScheduleofRestructuringandRelatedCostsDetails": {
       "order": 2.0,
       "parentTag": "us-gaap_RestructuringCharges",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.",
        "label": "Severance Costs",
        "terseLabel": "Severance Costs"
       }
      }
     },
     "localname": "SeveranceCosts1",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RestructuringScheduleofRestructuringandRelatedCostsDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ShareBasedCompensation": {
     "auth_ref": [
      "r105"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited": {
       "order": 5.0,
       "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities",
       "weight": 1.0
      }
     },
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of noncash expense for share-based payment arrangement.",
        "label": "Share-based Payment Arrangement, Noncash Expense",
        "terseLabel": "Stock-based compensation"
       }
      }
     },
     "localname": "ShareBasedCompensation",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofCashFlowsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod": {
     "auth_ref": [
      "r348"
     ],
     "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",
        "negatedTerseLabel": "Forfeited (in shares)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedPerformanceSharesDetails",
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedRestrictedStockDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue": {
     "auth_ref": [
      "r352"
     ],
     "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": "Forfeited (in dollars per share)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedPerformanceSharesDetails",
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedRestrictedStockDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod": {
     "auth_ref": [
      "r350"
     ],
     "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": "Granted (in shares)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedPerformanceSharesDetails",
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedRestrictedStockDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue": {
     "auth_ref": [
      "r350"
     ],
     "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": "Granted (in dollars per share)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedPerformanceSharesDetails",
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedRestrictedStockDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber": {
     "auth_ref": [
      "r349"
     ],
     "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": "Nonvested, ending balance (in shares)",
        "periodStartLabel": "Nonvested, beginning balance (in shares)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedPerformanceSharesDetails",
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedRestrictedStockDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]",
        "terseLabel": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedPerformanceSharesDetails",
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedRestrictedStockDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue": {
     "auth_ref": [
      "r349"
     ],
     "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": "Nonvested, ending balance (in dollars per share)",
        "periodStartLabel": "Nonvested, beginning balance (in dollars per share)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedPerformanceSharesDetails",
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedRestrictedStockDetails"
     ],
     "xbrltype": "perShareItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]",
        "terseLabel": "Weighted Average Grant Date Fair Value"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedPerformanceSharesDetails",
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedRestrictedStockDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod": {
     "auth_ref": [
      "r351"
     ],
     "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",
        "negatedTerseLabel": "Vested (in shares)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedPerformanceSharesDetails",
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedRestrictedStockDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue": {
     "auth_ref": [
      "r351"
     ],
     "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": "Vested (in dollars per share)"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedPerformanceSharesDetails",
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedRestrictedStockDetails"
     ],
     "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/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/StockBasedCompensationNarrativeDetails",
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedPerformanceSharesDetails",
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedRestrictedStockDetails",
      "http://www.kellyservices.com/role/StockBasedCompensationTables"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingRollForward": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.",
        "label": "Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]",
        "terseLabel": "Shares"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingRollForward",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedPerformanceSharesDetails",
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedRestrictedStockDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain": {
     "auth_ref": [
      "r343",
      "r347"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Award under share-based payment arrangement.",
        "label": "Award Type [Domain]",
        "terseLabel": "Award Type [Domain]"
       }
      }
     },
     "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/StockBasedCompensationNarrativeDetails",
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedPerformanceSharesDetails",
      "http://www.kellyservices.com/role/StockBasedCompensationScheduleofNonvestedRestrictedStockDetails",
      "http://www.kellyservices.com/role/StockBasedCompensationTables"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_ShortTermBorrowings": {
     "auth_ref": [
      "r23",
      "r465",
      "r488",
      "r503"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 1.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.",
        "label": "Short-term Debt",
        "terseLabel": "Short-term borrowings"
       }
      }
     },
     "localname": "ShortTermBorrowings",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_StatementBusinessSegmentsAxis": {
     "auth_ref": [
      "r2",
      "r158",
      "r162",
      "r163",
      "r164",
      "r165",
      "r166",
      "r167",
      "r168",
      "r169",
      "r170",
      "r171",
      "r172",
      "r173",
      "r175",
      "r176",
      "r177",
      "r178",
      "r179",
      "r180",
      "r181",
      "r182",
      "r183",
      "r185",
      "r192",
      "r233",
      "r247",
      "r253",
      "r262",
      "r516"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by business segments.",
        "label": "Segments [Axis]",
        "terseLabel": "Segments [Axis]"
       }
      }
     },
     "localname": "StatementBusinessSegmentsAxis",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/GoodwillChangesintheNetCarryingAmountofGoodwillDetails",
      "http://www.kellyservices.com/role/RestructuringRestructuringReserveDetails",
      "http://www.kellyservices.com/role/RestructuringScheduleofRestructuringandRelatedCostsDetails",
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyGeographicRegionDetails",
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyServiceTypeDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresDepreciationandAmortizationExpenseIncludedinSGAExpensesDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentEarningslossFromOperationsDetails",
      "http://www.kellyservices.com/role/SegmentDisclosuresSegmentRevenueFromServiceDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementClassOfStockAxis": {
     "auth_ref": [
      "r26",
      "r27",
      "r28",
      "r111",
      "r112",
      "r138",
      "r142",
      "r143",
      "r145",
      "r147",
      "r155",
      "r156",
      "r157",
      "r208",
      "r277",
      "r282",
      "r283",
      "r284",
      "r290",
      "r291",
      "r296",
      "r297",
      "r299",
      "r300",
      "r301",
      "r432",
      "r548"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by the different classes of stock of the entity.",
        "label": "Class of Stock [Axis]",
        "terseLabel": "Class of Stock [Axis]"
       }
      }
     },
     "localname": "StatementClassOfStockAxis",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnauditedParenthetical",
      "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited",
      "http://www.kellyservices.com/role/DocumentandEntityInformation",
      "http://www.kellyservices.com/role/EarningsLossPerShareNarrativeDetails",
      "http://www.kellyservices.com/role/InvestmentinPersolHoldingsNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementEquityComponentsAxis": {
     "auth_ref": [
      "r0",
      "r52",
      "r72",
      "r73",
      "r74",
      "r116",
      "r117",
      "r118",
      "r122",
      "r130",
      "r132",
      "r154",
      "r210",
      "r301",
      "r302",
      "r356",
      "r357",
      "r358",
      "r371",
      "r372",
      "r420",
      "r446",
      "r447",
      "r448",
      "r449",
      "r450",
      "r453",
      "r521",
      "r522",
      "r523",
      "r554"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by component of equity.",
        "label": "Equity Components [Axis]",
        "terseLabel": "Equity Components [Axis]"
       }
      }
     },
     "localname": "StatementEquityComponentsAxis",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossNarrativeDetails",
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossScheduleofAccumulatedOtherComprehensiveIncomeLossbyComponentNetofTaxDetails",
      "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited"
     ],
     "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/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnauditedParenthetical",
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited",
      "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementOfCashFlowsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of Cash Flows [Abstract]",
        "terseLabel": "Statement of Cash Flows [Abstract]"
       }
      }
     },
     "localname": "StatementOfCashFlowsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementOfFinancialPositionAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of Financial Position [Abstract]",
        "terseLabel": "Statement of Financial Position [Abstract]"
       }
      }
     },
     "localname": "StatementOfFinancialPositionAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of Comprehensive Income [Abstract]",
        "terseLabel": "Statement of Comprehensive Income [Abstract]"
       }
      }
     },
     "localname": "StatementOfIncomeAndComprehensiveIncomeAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementOfStockholdersEquityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Statement of Stockholders' Equity [Abstract]",
        "terseLabel": "Statement of Stockholders' Equity [Abstract]"
       }
      }
     },
     "localname": "StatementOfStockholdersEquityAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_StatementTable": {
     "auth_ref": [
      "r116",
      "r117",
      "r118",
      "r154",
      "r479"
     ],
     "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/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnauditedParenthetical",
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited",
      "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation": {
     "auth_ref": [
      "r27",
      "r28",
      "r302",
      "r345",
      "r353"
     ],
     "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": "Net issuance of stock awards"
       }
      }
     },
     "localname": "StockIssuedDuringPeriodValueShareBasedCompensation",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_StockRepurchasedDuringPeriodShares": {
     "auth_ref": [
      "r27",
      "r28",
      "r301",
      "r302"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.",
        "label": "Stock Repurchased During Period, Shares",
        "terseLabel": "Stock repurchased during period, shares"
       }
      }
     },
     "localname": "StockRepurchasedDuringPeriodShares",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/InvestmentinPersolHoldingsNarrativeDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_StockRepurchasedDuringPeriodValue": {
     "auth_ref": [
      "r27",
      "r28",
      "r301",
      "r302"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.",
        "label": "Stock Repurchased During Period, Value",
        "terseLabel": "Stock repurchased during period, value"
       }
      }
     },
     "localname": "StockRepurchasedDuringPeriodValue",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/InvestmentinPersolHoldingsNarrativeDetails"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_StockholdersEquity": {
     "auth_ref": [
      "r28",
      "r33",
      "r34",
      "r112",
      "r198",
      "r208",
      "r432",
      "r465"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which 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": "Stockholders' Equity Attributable to Parent, Ending Balance",
        "periodStartLabel": "Stockholders' Equity Attributable to Parent, Beginning Balance",
        "totalLabel": "Total stockholders\u2019 equity"
       }
      }
     },
     "localname": "StockholdersEquity",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AccumulatedOtherComprehensiveIncomeLossScheduleofAccumulatedOtherComprehensiveIncomeLossbyComponentNetofTaxDetails",
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited",
      "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_StockholdersEquityAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Stockholders' Equity Attributable to Parent [Abstract]",
        "terseLabel": "Stockholders\u2019 Equity"
       }
      }
     },
     "localname": "StockholdersEquityAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SubsegmentsAxis": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by business subsegments.",
        "label": "Subsegments [Axis]",
        "terseLabel": "Subsegments [Axis]"
       }
      }
     },
     "localname": "SubsegmentsAxis",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyServiceTypeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SubsegmentsDomain": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Divisions of a component of an entity that engage in business activities from which they may earn revenue and incur expenses, including transactions with other components of the same entity.",
        "label": "Subsegments [Domain]",
        "terseLabel": "Subsegments [Domain]"
       }
      }
     },
     "localname": "SubsegmentsDomain",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/RevenueDisaggregationofRevenuesbyServiceTypeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "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/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/SubsequentEventNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SubsequentEventMember": {
     "auth_ref": [
      "r454",
      "r467"
     ],
     "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"
       }
      }
     },
     "localname": "SubsequentEventMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/SubsequentEventNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SubsequentEventTable": {
     "auth_ref": [
      "r454",
      "r467"
     ],
     "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/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/SubsequentEventNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SubsequentEventTypeAxis": {
     "auth_ref": [
      "r454",
      "r467"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Information by event that occurred after the balance sheet date but before financial statements are issued or available to be issued.",
        "label": "Subsequent Event Type [Axis]",
        "terseLabel": "Subsequent Event Type [Axis]"
       }
      }
     },
     "localname": "SubsequentEventTypeAxis",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/SubsequentEventNarrativeDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_SubsequentEventTypeDomain": {
     "auth_ref": [
      "r454",
      "r467"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Event that occurred after the balance sheet date but before financial statements are issued or available to be issued.",
        "label": "Subsequent Event Type [Domain]",
        "terseLabel": "Subsequent Event Type [Domain]"
       }
      }
     },
     "localname": "SubsequentEventTypeDomain",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/SubsequentEventNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_SubsequentEventsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Subsequent Events [Abstract]"
       }
      }
     },
     "localname": "SubsequentEventsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_SubsequentEventsTextBlock": {
     "auth_ref": [
      "r466",
      "r468"
     ],
     "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/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/SubsequentEvent"
     ],
     "xbrltype": "textBlockItemType"
    },
    "us-gaap_TaxesPayableCurrent": {
     "auth_ref": [
      "r44"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 6.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying value as of the balance sheet date of obligations incurred and payable for statutory income, sales, use, payroll, excise, real, property and other taxes. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).",
        "label": "Taxes Payable, Current",
        "terseLabel": "Income and other taxes"
       }
      }
     },
     "localname": "TaxesPayableCurrent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TextBlockAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Text Block [Abstract]"
       }
      }
     },
     "localname": "TextBlockAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "xbrltype": "stringItemType"
    },
    "us-gaap_TradeNamesMember": {
     "auth_ref": [
      "r390"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Rights acquired through registration of a business name to gain or protect exclusive use thereof.",
        "label": "Trade Names [Member]",
        "terseLabel": "Trade Names"
       }
      }
     },
     "localname": "TradeNamesMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/AcquisitionsNarrativeDetails"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_TreasuryStockMember": {
     "auth_ref": [
      "r51",
      "r304"
     ],
     "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"
       }
      }
     },
     "localname": "TreasuryStockMember",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited"
     ],
     "xbrltype": "domainItemType"
    },
    "us-gaap_TreasuryStockNumberOfSharesAndRestrictionDisclosuresAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Treasury Stock, Number of Shares and Restriction Disclosures [Abstract]",
        "terseLabel": "Treasury stock, at cost"
       }
      }
     },
     "localname": "TreasuryStockNumberOfSharesAndRestrictionDisclosuresAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_TreasuryStockRetiredCostMethodAmount": {
     "auth_ref": [
      "r28",
      "r301",
      "r303"
     ],
     "crdr": "debit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Amount of decrease of par value, additional paid in capital (APIC) and retained earnings of common and preferred stock retired from treasury when treasury stock is accounted for under the cost method.",
        "label": "Treasury Stock, Retired, Cost Method, Amount",
        "terseLabel": "Share retirement"
       }
      }
     },
     "localname": "TreasuryStockRetiredCostMethodAmount",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofStockholdersEquityUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_TreasuryStockShares": {
     "auth_ref": [
      "r51",
      "r304"
     ],
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends.",
        "label": "Treasury Stock, Shares",
        "terseLabel": "Treasury stock, common stock (in shares)"
       }
      }
     },
     "localname": "TreasuryStockShares",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnauditedParenthetical"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_TreasuryStockValue": {
     "auth_ref": [
      "r51",
      "r304",
      "r305"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "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, value"
       }
      }
     },
     "localname": "TreasuryStockValue",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding": {
     "auth_ref": [
      "r137",
      "r147"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/EarningsLossPerShareReconciliationofBasicandDilutedEarningsPerShareDetails": {
       "order": null,
       "parentTag": null,
       "root": true,
       "weight": null
      }
     },
     "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 (in shares)",
        "totalLabel": "Diluted (in shares)"
       }
      }
     },
     "localname": "WeightedAverageNumberOfDilutedSharesOutstanding",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited",
      "http://www.kellyservices.com/role/EarningsLossPerShareReconciliationofBasicandDilutedEarningsPerShareDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Weighted Average Number of Shares Outstanding, Diluted [Abstract]",
        "terseLabel": "Average shares outstanding (millions):"
       }
      }
     },
     "localname": "WeightedAverageNumberOfSharesOutstandingAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_WeightedAverageNumberOfSharesOutstandingBasic": {
     "auth_ref": [
      "r136",
      "r147"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/EarningsLossPerShareReconciliationofBasicandDilutedEarningsPerShareDetails": {
       "order": 1.0,
       "parentTag": "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding",
       "weight": 1.0
      }
     },
     "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 (in shares)"
       }
      }
     },
     "localname": "WeightedAverageNumberOfSharesOutstandingBasic",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedStatementsofEarningsUnaudited",
      "http://www.kellyservices.com/role/EarningsLossPerShareReconciliationofBasicandDilutedEarningsPerShareDetails"
     ],
     "xbrltype": "sharesItemType"
    },
    "us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract": {
     "auth_ref": [],
     "lang": {
      "en-us": {
       "role": {
        "label": "Weighted Average Number of Shares Outstanding Reconciliation [Abstract]",
        "terseLabel": "Average shares outstanding (millions):"
       }
      }
     },
     "localname": "WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/EarningsLossPerShareReconciliationofBasicandDilutedEarningsPerShareDetails"
     ],
     "xbrltype": "stringItemType"
    },
    "us-gaap_WorkersCompensationLiabilityCurrent": {
     "auth_ref": [
      "r46"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 5.0,
       "parentTag": "us-gaap_LiabilitiesCurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying value as of the balance sheet date of obligations and payables pertaining to claims incurred of a workers compensation nature. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).",
        "label": "Workers' Compensation Liability, Current",
        "terseLabel": "Accrued workers\u2019 compensation and other claims"
       }
      }
     },
     "localname": "WorkersCompensationLiabilityCurrent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    },
    "us-gaap_WorkersCompensationLiabilityNoncurrent": {
     "auth_ref": [
      "r49"
     ],
     "calculation": {
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited": {
       "order": 3.0,
       "parentTag": "us-gaap_LiabilitiesNoncurrent",
       "weight": 1.0
      }
     },
     "crdr": "credit",
     "lang": {
      "en-us": {
       "role": {
        "documentation": "Carrying value as of the balance sheet date of obligations and payables pertaining to claims incurred of a workers compensation nature. Used to reflect the noncurrent portion of the liabilities (due beyond one year; or beyond one operating cycle if longer).",
        "label": "Workers' Compensation Liability, Noncurrent",
        "terseLabel": "Accrued workers\u2019 compensation and other claims"
       }
      }
     },
     "localname": "WorkersCompensationLiabilityNoncurrent",
     "nsuri": "http://fasb.org/us-gaap/2021-01-31",
     "presentation": [
      "http://www.kellyservices.com/role/ConsolidatedBalanceSheetsUnaudited"
     ],
     "xbrltype": "monetaryItemType"
    }
   },
   "unitCount": 6
  }
 },
 "std_ref": {
  "r0": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "105",
   "URI": "http://asc.fasb.org/extlink&oid=124434974&loc=SL124442142-165695"
  },
  "r1": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "105",
   "URI": "http://asc.fasb.org/extlink&oid=124434974&loc=SL124442142-165695"
  },
  "r10": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=124098289&loc=d3e6812-107765"
  },
  "r100": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3367-108585"
  },
  "r101": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "19",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3444-108585"
  },
  "r102": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21C",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=SL94080552-108585"
  },
  "r103": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "24",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3521-108585"
  },
  "r104": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3536-108585"
  },
  "r105": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585"
  },
  "r106": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585"
  },
  "r107": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585"
  },
  "r108": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3044-108585"
  },
  "r109": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123431023&loc=d3e4304-108586"
  },
  "r11": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 201.5-02(24))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r110": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123431023&loc=SL98516268-108586"
  },
  "r111": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(d))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r112": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(g)(1)(ii))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r113": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(h)(2))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r114": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.4-08(h))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690"
  },
  "r115": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.12-04(a))",
   "Topic": "235",
   "URI": "http://asc.fasb.org/extlink&oid=120395691&loc=d3e24072-122690"
  },
  "r116": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "23",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124436220&loc=d3e21914-107793"
  },
  "r117": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "24",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124436220&loc=d3e21930-107793"
  },
  "r118": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124436220&loc=d3e21711-107793"
  },
  "r119": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794"
  },
  "r12": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 201.5-02(25))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r120": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(1)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794"
  },
  "r121": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(2)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794"
  },
  "r122": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(3)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794"
  },
  "r123": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(4)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794"
  },
  "r124": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794"
  },
  "r125": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22694-107794"
  },
  "r126": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22694-107794"
  },
  "r127": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22583-107794"
  },
  "r128": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22595-107794"
  },
  "r129": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22644-107794"
  },
  "r13": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 201.5-02(26))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r130": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22644-107794"
  },
  "r131": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22658-107794"
  },
  "r132": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=124431687&loc=d3e22663-107794"
  },
  "r133": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 11.M.Q2)",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=122038215&loc=d3e31137-122693"
  },
  "r134": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Topic": "250",
   "URI": "http://asc.fasb.org/extlink&oid=122038215&loc=SL108384541-122693"
  },
  "r135": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "250",
   "URI": "http://asc.fasb.org/topic&trid=2122394"
  },
  "r136": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=d3e1448-109256"
  },
  "r137": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=d3e1505-109256"
  },
  "r138": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=d3e1252-109256"
  },
  "r139": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=d3e1707-109256"
  },
  "r14": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(1))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r140": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "23",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=d3e1757-109256"
  },
  "r141": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=d3e1500-109256"
  },
  "r142": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=d3e1278-109256"
  },
  "r143": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "55",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=d3e2626-109256"
  },
  "r144": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "60B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=SL5780133-109256"
  },
  "r145": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "60B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=SL5780133-109256"
  },
  "r146": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=125511455&loc=d3e1337-109256"
  },
  "r147": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257"
  },
  "r148": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257"
  },
  "r149": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=124432515&loc=d3e3630-109257"
  },
  "r15": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(10))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r150": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=109243012&loc=SL65017193-207537"
  },
  "r151": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=125512782&loc=d3e3842-109258"
  },
  "r152": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "52",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "260",
   "URI": "http://asc.fasb.org/extlink&oid=125512782&loc=d3e4984-109258"
  },
  "r153": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "260",
   "URI": "http://asc.fasb.org/topic&trid=2144383"
  },
  "r154": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "272",
   "URI": "http://asc.fasb.org/extlink&oid=125520817&loc=d3e70191-108054"
  },
  "r155": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "272",
   "URI": "http://asc.fasb.org/extlink&oid=125520817&loc=d3e70229-108054"
  },
  "r156": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "272",
   "URI": "http://asc.fasb.org/extlink&oid=6373374&loc=d3e70434-108055"
  },
  "r157": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "272",
   "URI": "http://asc.fasb.org/extlink&oid=6373374&loc=d3e70478-108055"
  },
  "r158": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8657-108599"
  },
  "r159": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "18",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8672-108599"
  },
  "r16": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(11))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r160": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8721-108599"
  },
  "r161": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8721-108599"
  },
  "r162": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8736-108599"
  },
  "r163": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8736-108599"
  },
  "r164": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8736-108599"
  },
  "r165": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8736-108599"
  },
  "r166": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8736-108599"
  },
  "r167": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8736-108599"
  },
  "r168": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(g)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8736-108599"
  },
  "r169": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(h)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8736-108599"
  },
  "r17": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(12))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r170": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(j)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8736-108599"
  },
  "r171": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "22",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8736-108599"
  },
  "r172": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8813-108599"
  },
  "r173": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8813-108599"
  },
  "r174": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "26",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8844-108599"
  },
  "r175": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "30",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8906-108599"
  },
  "r176": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "30",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8906-108599"
  },
  "r177": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "30",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8906-108599"
  },
  "r178": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "30",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8906-108599"
  },
  "r179": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "31",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8924-108599"
  },
  "r18": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(13))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r180": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8933-108599"
  },
  "r181": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8933-108599"
  },
  "r182": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8933-108599"
  },
  "r183": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8933-108599"
  },
  "r184": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8933-108599"
  },
  "r185": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "32",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8933-108599"
  },
  "r186": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "34",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8981-108599"
  },
  "r187": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e8475-108599"
  },
  "r188": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "40",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e9031-108599"
  },
  "r189": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "41",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e9038-108599"
  },
  "r19": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(14))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r190": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "41",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e9038-108599"
  },
  "r191": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "41",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e9038-108599"
  },
  "r192": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "42",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "280",
   "URI": "http://asc.fasb.org/extlink&oid=123359005&loc=d3e9054-108599"
  },
  "r193": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "280",
   "URI": "http://asc.fasb.org/topic&trid=2134510"
  },
  "r194": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=124259787&loc=d3e4428-111522"
  },
  "r195": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=124259787&loc=d3e4531-111522"
  },
  "r196": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=SL6953423-111524"
  },
  "r197": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=123577603&loc=d3e5074-111524"
  },
  "r198": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 4.E)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=122038336&loc=d3e74512-122707"
  },
  "r199": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "20",
   "Subparagraph": "(d)(1)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=124402435&loc=SL124402458-218513"
  },
  "r2": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=d3e1361-107760"
  },
  "r20": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(15))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r200": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "20",
   "Subparagraph": "(d)(2)",
   "Topic": "310",
   "URI": "http://asc.fasb.org/extlink&oid=124402435&loc=SL124402458-218513"
  },
  "r201": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "320",
   "URI": "http://asc.fasb.org/extlink&oid=123581744&loc=d3e27405-111563"
  },
  "r202": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "320",
   "URI": "http://asc.fasb.org/topic&trid=2196928"
  },
  "r203": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "321",
   "URI": "http://asc.fasb.org/extlink&oid=123583714&loc=SL75117360-209713"
  },
  "r204": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "321",
   "URI": "http://asc.fasb.org/extlink&oid=123583765&loc=SL75117546-209714"
  },
  "r205": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "323",
   "URI": "http://asc.fasb.org/extlink&oid=109237563&loc=d3e33749-111570"
  },
  "r206": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(1)",
   "Topic": "323",
   "URI": "http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571"
  },
  "r207": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)(b)",
   "Topic": "323",
   "URI": "http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571"
  },
  "r208": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "323",
   "URI": "http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571"
  },
  "r209": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "323",
   "URI": "http://asc.fasb.org/topic&trid=2196965"
  },
  "r21": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(16))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r210": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=122640432&loc=SL121648383-210437"
  },
  "r211": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(e)(1)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=122640432&loc=SL121648383-210437"
  },
  "r212": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(e)(2)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=122640432&loc=SL121648383-210437"
  },
  "r213": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446"
  },
  "r214": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919244-210447"
  },
  "r215": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447"
  },
  "r216": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447"
  },
  "r217": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447"
  },
  "r218": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(f)",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447"
  },
  "r219": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447"
  },
  "r22": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(17))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r220": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919269-210447"
  },
  "r221": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919272-210447"
  },
  "r222": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919230-210447"
  },
  "r223": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124255953&loc=SL82919236-210447"
  },
  "r224": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124269663&loc=SL82922888-210455"
  },
  "r225": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "326",
   "URI": "http://asc.fasb.org/extlink&oid=124269663&loc=SL82922895-210455"
  },
  "r226": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "40",
   "Subparagraph": "(a)",
   "Topic": "340",
   "URI": "http://asc.fasb.org/extlink&oid=123353750&loc=SL49131252-203054"
  },
  "r227": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "40",
   "Subparagraph": "(b)",
   "Topic": "340",
   "URI": "http://asc.fasb.org/extlink&oid=123353750&loc=SL49131252-203054"
  },
  "r228": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266"
  },
  "r229": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=99380562&loc=d3e13777-109266"
  },
  "r23": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(19)(a))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r230": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=120320667&loc=SL49117168-202975"
  },
  "r231": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267"
  },
  "r232": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(e)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267"
  },
  "r233": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267"
  },
  "r234": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=121556970&loc=d3e13854-109267"
  },
  "r235": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=121556970&loc=d3e13854-109267"
  },
  "r236": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "20",
   "Topic": "350",
   "URI": "http://asc.fasb.org/subtopic&trid=2144439"
  },
  "r237": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275"
  },
  "r238": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)(3)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275"
  },
  "r239": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(d)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275"
  },
  "r24": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(22))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r240": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275"
  },
  "r241": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)(1)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275"
  },
  "r242": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(d)",
   "Topic": "350",
   "URI": "http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275"
  },
  "r243": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229"
  },
  "r244": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229"
  },
  "r245": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229"
  },
  "r246": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230"
  },
  "r247": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "360",
   "URI": "http://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230"
  },
  "r248": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "420",
   "URI": "http://asc.fasb.org/extlink&oid=109237686&loc=d3e17752-110868"
  },
  "r249": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "420",
   "URI": "http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869"
  },
  "r25": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(23))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r250": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(1)",
   "Topic": "420",
   "URI": "http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869"
  },
  "r251": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(2)",
   "Topic": "420",
   "URI": "http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869"
  },
  "r252": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "420",
   "URI": "http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869"
  },
  "r253": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "420",
   "URI": "http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869"
  },
  "r254": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "420",
   "URI": "http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869"
  },
  "r255": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "420",
   "URI": "http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869"
  },
  "r256": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB TOPIC 5.P.3)",
   "Topic": "420",
   "URI": "http://asc.fasb.org/extlink&oid=115931487&loc=d3e140864-122747"
  },
  "r257": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 5.P.3)",
   "Topic": "420",
   "URI": "http://asc.fasb.org/extlink&oid=115931487&loc=d3e140864-122747"
  },
  "r258": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB TOPIC 5.P.4(b)(2))",
   "Topic": "420",
   "URI": "http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747"
  },
  "r259": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB TOPIC 5.P.4)",
   "Topic": "420",
   "URI": "http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747"
  },
  "r26": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(27))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r260": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 5.P.4(b)(1))",
   "Topic": "420",
   "URI": "http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747"
  },
  "r261": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 5.P.4(b)(2))",
   "Topic": "420",
   "URI": "http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747"
  },
  "r262": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 5.P.4(d))",
   "Topic": "420",
   "URI": "http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747"
  },
  "r263": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 5.P.4(e))",
   "Topic": "420",
   "URI": "http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747"
  },
  "r264": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "420",
   "URI": "http://asc.fasb.org/topic&trid=2175745"
  },
  "r265": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "05",
   "SubTopic": "20",
   "Topic": "450",
   "URI": "http://asc.fasb.org/extlink&oid=99385795&loc=d3e12631-108344"
  },
  "r266": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "450",
   "URI": "http://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349"
  },
  "r267": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "450",
   "URI": "http://asc.fasb.org/extlink&oid=121557415&loc=d3e14615-108349"
  },
  "r268": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "450",
   "URI": "http://asc.fasb.org/extlink&oid=121557415&loc=d3e14394-108349"
  },
  "r269": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "450",
   "URI": "http://asc.fasb.org/extlink&oid=121557415&loc=d3e14435-108349"
  },
  "r27": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(28))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r270": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "450",
   "URI": "http://asc.fasb.org/extlink&oid=121557415&loc=d3e14453-108349"
  },
  "r271": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "450",
   "URI": "http://asc.fasb.org/extlink&oid=121557415&loc=d3e14472-108349"
  },
  "r272": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "450",
   "URI": "http://asc.fasb.org/extlink&oid=121557415&loc=d3e14557-108349"
  },
  "r273": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "450",
   "URI": "http://asc.fasb.org/topic&trid=2127136"
  },
  "r274": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "460",
   "URI": "http://asc.fasb.org/extlink&oid=124440162&loc=d3e12021-110248"
  },
  "r275": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "460",
   "URI": "http://asc.fasb.org/extlink&oid=124440162&loc=d3e12053-110248"
  },
  "r276": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=123465755&loc=SL6230698-112601"
  },
  "r277": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-01(a)(4)(i))",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442526-122756"
  },
  "r278": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-01(a)(4)(ii))",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442526-122756"
  },
  "r279": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-01(a)(4)(iii)(A))",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442526-122756"
  },
  "r28": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(29))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r280": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-01(a)(4)(iii)(B))",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442526-122756"
  },
  "r281": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-01(a)(4)(iii))",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442526-122756"
  },
  "r282": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-01(a)(4)(iv))",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442526-122756"
  },
  "r283": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-01(a)(5))",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442526-122756"
  },
  "r284": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-02(a)(4)(i))",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442552-122756"
  },
  "r285": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-02(a)(4)(iii)(A)",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442552-122756"
  },
  "r286": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-02(a)(4)(iii)(A))",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442552-122756"
  },
  "r287": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-02(a)(4)(iii)(B)",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442552-122756"
  },
  "r288": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-02(a)(4)(iii)(B))",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442552-122756"
  },
  "r289": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-02(a)(4)(iii)(C))",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442552-122756"
  },
  "r29": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(3))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r290": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-02(a)(4)(iv))",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442552-122756"
  },
  "r291": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.13-02(a)(5))",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=124359900&loc=SL124442552-122756"
  },
  "r292": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611"
  },
  "r293": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1D",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=123466505&loc=SL123495340-112611"
  },
  "r294": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "69B",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=123466577&loc=SL123495735-112612"
  },
  "r295": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "69C",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "470",
   "URI": "http://asc.fasb.org/extlink&oid=123466577&loc=SL123495737-112612"
  },
  "r296": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=123467817&loc=SL123496158-112644"
  },
  "r297": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=123467817&loc=SL123496158-112644"
  },
  "r298": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=123467817&loc=SL123496158-112644"
  },
  "r299": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(h)",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=123467817&loc=SL123496158-112644"
  },
  "r3": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/extlink&oid=109222650&loc=SL51721683-107760"
  },
  "r30": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(30)(a)(1))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r300": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=123467817&loc=SL123496171-112644"
  },
  "r301": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=123467817&loc=d3e21463-112644"
  },
  "r302": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.3-04)",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770"
  },
  "r303": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770"
  },
  "r304": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655"
  },
  "r305": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "505",
   "URI": "http://asc.fasb.org/extlink&oid=6405834&loc=d3e23315-112656"
  },
  "r306": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130551-203045"
  },
  "r307": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130554-203045"
  },
  "r308": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130554-203045"
  },
  "r309": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130554-203045"
  },
  "r31": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(30)(a)(3))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r310": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130554-203045"
  },
  "r311": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130554-203045"
  },
  "r312": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)(2)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130556-203045"
  },
  "r313": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130558-203045"
  },
  "r314": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130543-203045"
  },
  "r315": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130545-203045"
  },
  "r316": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123351226&loc=SL49130550-203045"
  },
  "r317": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "91",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123410239&loc=SL49130690-203046-203046"
  },
  "r318": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "91",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123410239&loc=SL49130690-203046-203046"
  },
  "r319": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "91",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123410239&loc=SL49130690-203046-203046"
  },
  "r32": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(30)(a)(4))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r320": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "91",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123410239&loc=SL49130690-203046-203046"
  },
  "r321": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "91",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123410239&loc=SL49130690-203046-203046"
  },
  "r322": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "91",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123410239&loc=SL49130690-203046-203046"
  },
  "r323": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "91",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Subparagraph": "(g)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123410239&loc=SL49130690-203046-203046"
  },
  "r324": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(g)(2)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123338486&loc=SL49131195-203048"
  },
  "r325": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(i)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123338486&loc=SL49131195-203048"
  },
  "r326": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(i)(2)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123338486&loc=SL49131195-203048"
  },
  "r327": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(j)",
   "Topic": "606",
   "URI": "http://asc.fasb.org/extlink&oid=123338486&loc=SL49131195-203048"
  },
  "r328": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "606",
   "URI": "http://asc.fasb.org/topic&trid=49130388"
  },
  "r329": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "610",
   "URI": "http://asc.fasb.org/topic&trid=49130413"
  },
  "r33": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(30))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r330": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(i)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r331": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(ii)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r332": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iv)(01)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r333": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iv)(02)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r334": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iv)(02)(A)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r335": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iv)(02)(B)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r336": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iv)(02)(C)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r337": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(d)(iv)(03)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920"
  },
  "r338": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=123450688&loc=d3e4179-114921"
  },
  "r339": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(a)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450702-114947"
  },
  "r34": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(31))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r340": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(d)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947"
  },
  "r341": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "80",
   "Subparagraph": "(a)",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=65877416&loc=SL14450673-114947"
  },
  "r342": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "80",
   "Topic": "715",
   "URI": "http://asc.fasb.org/extlink&oid=35742348&loc=SL14450788-114948"
  },
  "r343": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901"
  },
  "r344": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901"
  },
  "r345": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901"
  },
  "r346": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901"
  },
  "r347": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a),(g)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r348": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(1)(iv)(3)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r349": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)(i)-(ii)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r35": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(32))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r350": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)(iii)(1)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r351": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)(iii)(2)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r352": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(2)(iii)(3)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r353": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)(1)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r354": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(h)(1)(i)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r355": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901"
  },
  "r356": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(e)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333"
  },
  "r357": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(f)(1)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333"
  },
  "r358": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(f)(2)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333"
  },
  "r359": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(g)(1)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333"
  },
  "r36": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(4)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r360": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(g)(2)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=121322162&loc=SL121327923-165333"
  },
  "r361": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 14.F)",
   "Topic": "718",
   "URI": "http://asc.fasb.org/extlink&oid=122041274&loc=d3e301413-122809"
  },
  "r362": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "718",
   "URI": "http://asc.fasb.org/topic&trid=2228938"
  },
  "r363": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "720",
   "URI": "http://asc.fasb.org/topic&trid=2122503"
  },
  "r364": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=123427490&loc=d3e31917-109318"
  },
  "r365": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=123427490&loc=d3e31931-109318"
  },
  "r366": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32672-109319"
  },
  "r367": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32705-109319"
  },
  "r368": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32809-109319"
  },
  "r369": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32537-109319"
  },
  "r37": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(7))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r370": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=121826272&loc=d3e32857-109319"
  },
  "r371": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(d)(2)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=123459177&loc=SL121830611-158277"
  },
  "r372": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(d)(3)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=123459177&loc=SL121830611-158277"
  },
  "r373": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(e)(1)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=123459177&loc=SL121830611-158277"
  },
  "r374": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(e)(2)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=123459177&loc=SL121830611-158277"
  },
  "r375": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(e)(3)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=123459177&loc=SL121830611-158277"
  },
  "r376": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB TOPIC 6.I.5.Q1)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=122134291&loc=d3e330036-122817"
  },
  "r377": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB TOPIC 6.I.7)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=122134291&loc=d3e330036-122817"
  },
  "r378": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 11.C)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=122134291&loc=d3e330215-122817"
  },
  "r379": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=123586238&loc=d3e38679-109324"
  },
  "r38": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02(8))",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r380": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "270",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=6424409&loc=d3e44925-109338"
  },
  "r381": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(a)",
   "Topic": "740",
   "URI": "http://asc.fasb.org/extlink&oid=6424122&loc=d3e41874-109331"
  },
  "r382": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "740",
   "URI": "http://asc.fasb.org/topic&trid=2144680"
  },
  "r383": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "23",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "10",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=123586518&loc=d3e1043-128460"
  },
  "r384": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463"
  },
  "r385": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463"
  },
  "r386": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=79982066&loc=d3e1486-128463"
  },
  "r387": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "37",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=123455525&loc=d3e2207-128464"
  },
  "r388": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=123413009&loc=d3e4845-128472"
  },
  "r389": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=123413009&loc=d3e4845-128472"
  },
  "r39": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.1)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r390": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=123410050&loc=d3e5263-128473"
  },
  "r391": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Subparagraph": "(e)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=123410050&loc=d3e5263-128473"
  },
  "r392": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "20",
   "Subparagraph": "(c)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=123410050&loc=d3e5333-128473"
  },
  "r393": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "30",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=6911189&loc=d3e6408-128476"
  },
  "r394": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "30",
   "SubTopic": "30",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=116859721&loc=d3e6578-128477"
  },
  "r395": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "8",
   "Publisher": "FASB",
   "Section": "30",
   "SubTopic": "30",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=116859721&loc=d3e6613-128477"
  },
  "r396": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "35",
   "SubTopic": "30",
   "Subparagraph": "(b)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=116859824&loc=d3e6819-128478"
  },
  "r397": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(b)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479"
  },
  "r398": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(b)(1)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479"
  },
  "r399": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(b)(2)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479"
  },
  "r4": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "20",
   "Topic": "205",
   "URI": "http://asc.fasb.org/subtopic&trid=2122178"
  },
  "r40": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.12)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r400": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(c)(1)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479"
  },
  "r401": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(c)(3)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479"
  },
  "r402": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Subparagraph": "(d)",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=120321790&loc=d3e6927-128479"
  },
  "r403": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "25",
   "SubTopic": "50",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=123385561&loc=d3e9135-128495"
  },
  "r404": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "30",
   "SubTopic": "50",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=123362884&loc=d3e9212-128498"
  },
  "r405": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "30",
   "SubTopic": "50",
   "Topic": "805",
   "URI": "http://asc.fasb.org/extlink&oid=123362884&loc=d3e9215-128498"
  },
  "r406": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "805",
   "URI": "http://asc.fasb.org/topic&trid=2303972"
  },
  "r407": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "19",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=123454820&loc=SL4569616-111683"
  },
  "r408": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=123454820&loc=SL4569643-111683"
  },
  "r409": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=116870748&loc=SL6758485-165988"
  },
  "r41": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.13)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r410": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "25",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=116870748&loc=SL6758485-165988"
  },
  "r411": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)(3)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684"
  },
  "r412": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c),(3)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684"
  },
  "r413": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bb)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=123419778&loc=d3e5710-111685"
  },
  "r414": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "810",
   "URI": "http://asc.fasb.org/extlink&oid=123419778&loc=d3e5710-111685"
  },
  "r415": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "810",
   "URI": "http://asc.fasb.org/topic&trid=2197479"
  },
  "r416": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=125515794&loc=SL5618551-113959"
  },
  "r417": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4B",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(d)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=125515794&loc=SL5624163-113959"
  },
  "r418": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "182",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=123421605&loc=SL5629052-113961"
  },
  "r419": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(e)(1)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=123482062&loc=SL123482106-238011"
  },
  "r42": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.14)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r420": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(e)(3)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=123482062&loc=SL123482106-238011"
  },
  "r421": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(e)(4)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=123482062&loc=SL123482106-238011"
  },
  "r422": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(f)",
   "Topic": "815",
   "URI": "http://asc.fasb.org/extlink&oid=123482062&loc=SL123482106-238011"
  },
  "r423": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258"
  },
  "r424": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258"
  },
  "r425": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bb)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258"
  },
  "r426": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bbb)(1)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258"
  },
  "r427": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(bbb)(2)",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258"
  },
  "r428": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258"
  },
  "r429": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=d3e19279-110258"
  },
  "r43": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.17)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r430": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "820",
   "URI": "http://asc.fasb.org/extlink&oid=123874694&loc=SL6742756-110258"
  },
  "r431": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "825",
   "URI": "http://asc.fasb.org/extlink&oid=123594786&loc=SL75136599-209740"
  },
  "r432": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "28",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "825",
   "URI": "http://asc.fasb.org/extlink&oid=123596393&loc=d3e14064-108612"
  },
  "r433": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(e)(1)",
   "Topic": "825",
   "URI": "http://asc.fasb.org/extlink&oid=123597120&loc=SL121967933-165497"
  },
  "r434": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(e)(2)",
   "Topic": "825",
   "URI": "http://asc.fasb.org/extlink&oid=123597120&loc=SL121967933-165497"
  },
  "r435": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(e)(3)",
   "Topic": "825",
   "URI": "http://asc.fasb.org/extlink&oid=123597120&loc=SL121967933-165497"
  },
  "r436": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=120253306&loc=d3e28228-110885"
  },
  "r437": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "9",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=120253306&loc=d3e28129-110885"
  },
  "r438": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "35",
   "SubTopic": "20",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=123602790&loc=d3e30226-110892"
  },
  "r439": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "35",
   "SubTopic": "20",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=123602790&loc=d3e30304-110892"
  },
  "r44": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.19,20)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r440": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=125521441&loc=d3e30690-110894"
  },
  "r441": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=125521441&loc=d3e30755-110894"
  },
  "r442": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=124440516&loc=d3e30840-110895"
  },
  "r443": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "230",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=123444420&loc=d3e33268-110906"
  },
  "r444": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "40",
   "SubTopic": "30",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=116633155&loc=d3e31531-110899"
  },
  "r445": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32022-110900"
  },
  "r446": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32136-110900"
  },
  "r447": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Subparagraph": "(a)",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900"
  },
  "r448": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Subparagraph": "(b)",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900"
  },
  "r449": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Subparagraph": "(c)",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900"
  },
  "r45": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.19-26)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r450": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Subparagraph": "(d)",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900"
  },
  "r451": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "20",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900"
  },
  "r452": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "21",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=118261656&loc=d3e32262-110900"
  },
  "r453": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=6450520&loc=d3e32583-110901"
  },
  "r454": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "30",
   "Topic": "830",
   "URI": "http://asc.fasb.org/extlink&oid=6450520&loc=d3e32618-110901"
  },
  "r455": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "835",
   "URI": "http://asc.fasb.org/extlink&oid=6450988&loc=d3e26243-108391"
  },
  "r456": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "30",
   "Topic": "835",
   "URI": "http://asc.fasb.org/extlink&oid=124435984&loc=d3e28555-108399"
  },
  "r457": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "40",
   "SubTopic": "20",
   "Topic": "842",
   "URI": "http://asc.fasb.org/extlink&oid=123386189&loc=SL77918607-209975"
  },
  "r458": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "842",
   "URI": "http://asc.fasb.org/extlink&oid=123391704&loc=SL77918627-209977"
  },
  "r459": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Subparagraph": "(b)",
   "Topic": "842",
   "URI": "http://asc.fasb.org/extlink&oid=123391704&loc=SL77918627-209977"
  },
  "r46": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.20)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r460": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "20",
   "Subparagraph": "(a)",
   "Topic": "842",
   "URI": "http://asc.fasb.org/extlink&oid=123391704&loc=SL77918643-209977"
  },
  "r461": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(g)(1)",
   "Topic": "842",
   "URI": "http://asc.fasb.org/extlink&oid=123408670&loc=SL77918686-209980"
  },
  "r462": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(e)(1)",
   "Topic": "848",
   "URI": "http://asc.fasb.org/extlink&oid=122150657&loc=SL122150809-237846"
  },
  "r463": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "852",
   "URI": "http://asc.fasb.org/extlink&oid=124433192&loc=SL2890621-112765"
  },
  "r464": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "852",
   "URI": "http://asc.fasb.org/extlink&oid=124433192&loc=SL2890621-112765"
  },
  "r465": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "852",
   "URI": "http://asc.fasb.org/extlink&oid=84165509&loc=d3e56426-112766"
  },
  "r466": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "855",
   "URI": "http://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662"
  },
  "r467": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "855",
   "URI": "http://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662"
  },
  "r468": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "855",
   "URI": "http://asc.fasb.org/topic&trid=2122774"
  },
  "r469": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(bb)(1)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r47": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.21)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r470": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(bb)(2)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r471": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(bb)(3)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r472": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)(1)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r473": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)(2)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r474": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(c)(3)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719"
  },
  "r475": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(1)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719"
  },
  "r476": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(2)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719"
  },
  "r477": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Subparagraph": "(b)(3)",
   "Topic": "860",
   "URI": "http://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719"
  },
  "r478": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "910",
   "URI": "http://asc.fasb.org/extlink&oid=123353855&loc=SL119991595-234733"
  },
  "r479": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SAB Topic 11.L)",
   "Topic": "924",
   "URI": "http://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856"
  },
  "r48": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.22)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r480": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "20",
   "Topic": "926",
   "URI": "http://asc.fasb.org/extlink&oid=120154696&loc=d3e54445-107959"
  },
  "r481": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "20",
   "Subparagraph": "(f)(1)",
   "Topic": "926",
   "URI": "http://asc.fasb.org/extlink&oid=120154821&loc=SL120154904-197079"
  },
  "r482": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "20",
   "Subparagraph": "(f)(2)",
   "Topic": "926",
   "URI": "http://asc.fasb.org/extlink&oid=120154821&loc=SL120154904-197079"
  },
  "r483": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "20",
   "Subparagraph": "(f)(3)",
   "Topic": "926",
   "URI": "http://asc.fasb.org/extlink&oid=120154821&loc=SL120154904-197079"
  },
  "r484": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "340",
   "Topic": "928",
   "URI": "http://asc.fasb.org/extlink&oid=6473545&loc=d3e61844-108004"
  },
  "r485": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "320",
   "Topic": "940",
   "URI": "http://asc.fasb.org/subtopic&trid=2176304"
  },
  "r486": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(10)(1))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r487": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(11))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r488": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(13))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r489": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(23))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r49": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.24)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r490": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03(7)(2))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r491": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.15(5))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r492": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.9-03.17)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878"
  },
  "r493": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(13)(f))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r494": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(22))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r495": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(23))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r496": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(26))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r497": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04(27))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r498": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.9-04.9)",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260"
  },
  "r499": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "235",
   "Subparagraph": "(SX 210.9-05(b)(2))",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=120399901&loc=d3e537907-122884"
  },
  "r5": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "205",
   "URI": "http://asc.fasb.org/topic&trid=2122149"
  },
  "r50": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.25)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r500": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "320",
   "Topic": "942",
   "URI": "http://asc.fasb.org/subtopic&trid=2209399"
  },
  "r501": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "360",
   "Topic": "942",
   "URI": "http://asc.fasb.org/extlink&oid=124429447&loc=SL124453093-239630"
  },
  "r502": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(12))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r503": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(16)(a)(1))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r504": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(23)(a)(3))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r505": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(23)(a)(4))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r506": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(25))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r507": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03(a)(8))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r508": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03.(a),19)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r509": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "210",
   "Subparagraph": "(SX 210.7-03.15(a))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910"
  },
  "r51": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.29,30)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r510": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(10))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r511": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(18))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r512": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(19))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r513": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(22))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r514": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(23))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r515": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "220",
   "Subparagraph": "(SX 210.7-04(9))",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263"
  },
  "r516": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4H",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "40",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=116884468&loc=SL65671331-158438"
  },
  "r517": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "7A",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "40",
   "Subparagraph": "(d)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=124506351&loc=SL117782755-158439"
  },
  "r518": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13H",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "40",
   "Subparagraph": "(a)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=124504033&loc=SL117783719-158441"
  },
  "r519": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13H",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "40",
   "Subparagraph": "(b)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=124504033&loc=SL117783719-158441"
  },
  "r52": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.29-31)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r520": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "29F",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "40",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=124504033&loc=SL117819544-158441"
  },
  "r521": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(e)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641"
  },
  "r522": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(f)(1)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641"
  },
  "r523": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(f)(2)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641"
  },
  "r524": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(g)(2)(i)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641"
  },
  "r525": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(g)(2)(ii)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641"
  },
  "r526": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(g)(2)(iii)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641"
  },
  "r527": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(g)(2)(iv)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641"
  },
  "r528": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "40",
   "Subparagraph": "(h)(2)",
   "Topic": "944",
   "URI": "http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641"
  },
  "r529": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "SubTopic": "320",
   "Topic": "946",
   "URI": "http://asc.fasb.org/subtopic&trid=2324412"
  },
  "r53": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-02.9)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682"
  },
  "r530": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "310",
   "Subparagraph": "(SX 210.12-29(Footnote 4))",
   "Topic": "948",
   "URI": "http://asc.fasb.org/extlink&oid=120402547&loc=d3e617274-123014"
  },
  "r531": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "210",
   "Topic": "954",
   "URI": "http://asc.fasb.org/extlink&oid=120413173&loc=SL116631458-115580"
  },
  "r532": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Column B))",
   "Topic": "970",
   "URI": "http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r533": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Column C))",
   "Topic": "970",
   "URI": "http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r534": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Column D))",
   "Topic": "970",
   "URI": "http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r535": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Column E))",
   "Topic": "970",
   "URI": "http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r536": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Column F))",
   "Topic": "970",
   "URI": "http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r537": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Column G))",
   "Topic": "970",
   "URI": "http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r538": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Column H))",
   "Topic": "970",
   "URI": "http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r539": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Column I))",
   "Topic": "970",
   "URI": "http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r54": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669646-108580"
  },
  "r540": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "360",
   "Subparagraph": "(SX 210.12-28(Footnote 2))",
   "Topic": "970",
   "URI": "http://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024"
  },
  "r541": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "310",
   "Subparagraph": "(c)",
   "Topic": "976",
   "URI": "http://asc.fasb.org/extlink&oid=6497875&loc=d3e22274-108663"
  },
  "r542": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "310",
   "Subparagraph": "(b)",
   "Topic": "978",
   "URI": "http://asc.fasb.org/extlink&oid=123360121&loc=d3e27327-108691"
  },
  "r543": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "b"
  },
  "r544": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "b-2"
  },
  "r545": {
   "Name": "Exchange Act",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "12",
   "Subsection": "d1-1"
  },
  "r546": {
   "Name": "Form 10-Q",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "308",
   "Subsection": "a"
  },
  "r547": {
   "Name": "Forms 10-K, 10-Q, 20-F",
   "Number": "240",
   "Publisher": "SEC",
   "Section": "13",
   "Subsection": "a-1"
  },
  "r548": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1402"
  },
  "r549": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(b)",
   "Publisher": "SEC",
   "Section": "1403"
  },
  "r55": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a),(b),(c)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669646-108580"
  },
  "r550": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1405",
   "Subparagraph": "(1)"
  },
  "r551": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(a)",
   "Publisher": "SEC",
   "Section": "1405",
   "Subparagraph": "(3)"
  },
  "r552": {
   "Name": "Regulation S-K (SK)",
   "Number": "229",
   "Paragraph": "(c)",
   "Publisher": "SEC",
   "Section": "1405"
  },
  "r553": {
   "Name": "Regulation S-T",
   "Number": "232",
   "Publisher": "SEC",
   "Section": "405"
  },
  "r554": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(a)(3)(iii)(03)",
   "Topic": "848"
  },
  "r555": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "65",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "848"
  },
  "r56": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a-c)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669646-108580"
  },
  "r57": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(i),(j),(k)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669646-108580"
  },
  "r58": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "10A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669646-108580"
  },
  "r59": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "11",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=d3e637-108580"
  },
  "r6": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=124098289&loc=d3e6676-107765"
  },
  "r60": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=d3e640-108580"
  },
  "r61": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=d3e681-108580"
  },
  "r62": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "14A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669686-108580"
  },
  "r63": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=d3e689-108580"
  },
  "r64": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "16",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=d3e709-108580"
  },
  "r65": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "17A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL34724391-108580"
  },
  "r66": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669619-108580"
  },
  "r67": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669619-108580"
  },
  "r68": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1A",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669619-108580"
  },
  "r69": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669625-108580"
  },
  "r7": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=124098289&loc=d3e6676-107765"
  },
  "r70": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1B",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=SL7669625-108580"
  },
  "r71": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124509347&loc=d3e557-108580"
  },
  "r72": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "4",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124431353&loc=SL124442407-227067"
  },
  "r73": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "5",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124431353&loc=SL124442411-227067"
  },
  "r74": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "6",
   "Publisher": "FASB",
   "Section": "50",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124431353&loc=SL124452729-227067"
  },
  "r75": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "55",
   "SubTopic": "10",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=124507222&loc=d3e1436-108581"
  },
  "r76": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(210.5-03(11))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227"
  },
  "r77": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(1))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227"
  },
  "r78": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(12))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227"
  },
  "r79": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(20))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227"
  },
  "r8": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "1",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=124098289&loc=d3e6676-107765"
  },
  "r80": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(21))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227"
  },
  "r81": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(24))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227"
  },
  "r82": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(25))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227"
  },
  "r83": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(5))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227"
  },
  "r84": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(b)(7)(c))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227"
  },
  "r85": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03(b)(9)(a))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227"
  },
  "r86": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.1,2)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227"
  },
  "r87": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.2(a),(d))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227"
  },
  "r88": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.4)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227"
  },
  "r89": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.7(b))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227"
  },
  "r9": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "3",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "210",
   "URI": "http://asc.fasb.org/extlink&oid=124098289&loc=d3e6801-107765"
  },
  "r90": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.7(c),9(a))",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227"
  },
  "r91": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "2",
   "Publisher": "FASB",
   "Section": "S99",
   "SubTopic": "10",
   "Subparagraph": "(SX 210.5-03.9)",
   "Topic": "220",
   "URI": "http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227"
  },
  "r92": {
   "Name": "Accounting Standards Codification",
   "Publisher": "FASB",
   "Topic": "220",
   "URI": "http://asc.fasb.org/topic&trid=2134417"
  },
  "r93": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585"
  },
  "r94": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "12",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585"
  },
  "r95": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(b)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585"
  },
  "r96": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(c)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585"
  },
  "r97": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "13",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585"
  },
  "r98": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(a)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3291-108585"
  },
  "r99": {
   "Name": "Accounting Standards Codification",
   "Paragraph": "15",
   "Publisher": "FASB",
   "Section": "45",
   "SubTopic": "10",
   "Subparagraph": "(f)",
   "Topic": "230",
   "URI": "http://asc.fasb.org/extlink&oid=123570139&loc=d3e3291-108585"
  }
 },
 "version": "2.1"
}
