XML 47 R40.htm IDEA: XBRL DOCUMENT
v3.19.3

Revenue - Disaggregation of Revenues (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 29, 2019 | Sep. 30, 2018 | Sep. 29, 2019 | Sep. 30, 2018
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | $ 1,267.7 | $ 1,342.4 | $ 4,017.8 | $ 4,099.2
Outcome-Based Services |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 159.6 | 134.0 | 468.9 | 373.3
Global Talent Solutions |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 502.5 | 507.6 | 1,509.4 | 1,494.1
Americas Staffing |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 516.0 | 561.8 | 1,740.1 | 1,770.1
International Staffing |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 252.9 | 277.2 | 779.9 | 848.5
Talent Fulfillment |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 342.9 | 373.6 | 1,040.5 | 1,120.8
Commercial | Americas Staffing |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 366.8 | 424.3 | 1,143.4 | 1,237.2
Educational Staffing | Americas Staffing |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 57.5 | 57.7 | 314.5 | 297.8
Professional/Technical | Americas Staffing |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 83.2 | 68.8 | 256.0 | 206.3
Permanent Placement | Americas Staffing |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 8.5 | 11.0 | 26.2 | 28.8
Permanent Placement | International Staffing |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 6.1 | 6.8 | 19.2 | 22.1
Permanent Placement | Talent Fulfillment |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 0.5 | 0.6 | 1.3 | 1.4
Staffing Solutions | International Staffing |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 246.8 | 270.4 | 760.7 | 826.4
Staffing Solutions | Talent Fulfillment |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 251.2 | 279.0 | 765.0 | 851.5
Talent Solutions | Talent Fulfillment |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 91.2 | 94.0 | 274.2 | 267.9
Less: Intersegment |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | $ (3.7) | $ (4.2) | $ (11.6) | $ (13.5)

X
- Definition 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. + References No definition available. + Details
Name: | us-gaap_DisaggregationOfRevenueLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045 + Details
Name: | us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | srt_ProductOrServiceAxis=kelya_OutcomeBasedServicesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=kelya_GlobalTalentSolutionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=kelya_AmericasStaffingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=kelya_InternationalStaffingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=kelya_TalentFulfillmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsegmentsAxis=kelya_CommercialMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsegmentsAxis=kelya_EducationalStaffingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsegmentsAxis=kelya_PTMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsegmentsAxis=kelya_PermanentPlacementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsegmentsAxis=kelya_StaffingSolutionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsegmentsAxis=kelya_TalentSolutionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidationItemsAxis=us-gaap_IntersegmentEliminationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |