XML 50 R39.htm IDEA: XBRL DOCUMENT v3.19.1

Revenue - Disaggregation of Revenues (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2019	Apr. 01, 2018
Disaggregation of Revenue [Line Items]
Revenue	$ 1,382.6	$ 1,369.9
Outcome-Based Services
Disaggregation of Revenue [Line Items]
Revenue	155.4	116.2
Global Talent Solutions
Disaggregation of Revenue [Line Items]
Revenue	501.0	485.8
Americas Staffing
Disaggregation of Revenue [Line Items]
Revenue	626.5	604.3
International Staffing
Disaggregation of Revenue [Line Items]
Revenue	258.9	284.7
Talent Fulfillment
Disaggregation of Revenue [Line Items]
Revenue	345.6	369.6
Commercial | Americas Staffing
Disaggregation of Revenue [Line Items]
Revenue	392.5	398.4
Educational Staffing | Americas Staffing
Disaggregation of Revenue [Line Items]
Revenue	139.6	130.1
Professional/Technical | Americas Staffing
Disaggregation of Revenue [Line Items]
Revenue	85.5	67.4
Permanent Placement | Americas Staffing
Disaggregation of Revenue [Line Items]
Revenue	8.9	8.4
Permanent Placement | International Staffing
Disaggregation of Revenue [Line Items]
Revenue	6.7	7.8
Permanent Placement | Talent Fulfillment
Disaggregation of Revenue [Line Items]
Revenue	0.3	0.4
Staffing Solutions | International Staffing
Disaggregation of Revenue [Line Items]
Revenue	252.2	276.9
Staffing Solutions | Talent Fulfillment
Disaggregation of Revenue [Line Items]
Revenue	255.6	284.2
Talent Solutions | Talent Fulfillment
Disaggregation of Revenue [Line Items]
Revenue	89.7	85.0
Less: Intersegment
Disaggregation of Revenue [Line Items]
Revenue	$ (3.8)	$ (4.9)

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://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130543-203045

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130539-203045

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=109196051&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: