SEGMENT INFORMATION (Details) - USD ($) $ in Thousands	3 Months Ended
Apr. 01, 2018	Apr. 02, 2017
Segment Reporting Information [Line Items]
Revenue	$ 554,388	$ 568,244
Segment profit	27,079	24,192
Corporate unallocated	(7,664)	(6,335)
Work Opportunity Tax Credit processing fees	(195)	(272)
Cloud-based software implementation costs	(1,715)	0
Depreciation and amortization	(10,090)	(11,174)
Income from operations	7,415	6,411
Interest and other income (expense), net	2,204	74
Income before tax expense	9,619	6,485
PeopleReady
Segment Reporting Information [Line Items]
Revenue	316,835	332,624
Segment profit	9,525	9,994
PeopleManagement
Segment Reporting Information [Line Items]
Revenue	183,892	191,686
Segment profit	5,649	5,533
PeopleScout
Segment Reporting Information [Line Items]
Revenue	53,661	43,934
Segment profit	11,905	$ 8,665
Contingent staffing
Segment Reporting Information [Line Items]
Revenue	500,727
Contingent staffing \| PeopleReady
Segment Reporting Information [Line Items]
Revenue	316,835
Contingent staffing \| PeopleManagement
Segment Reporting Information [Line Items]
Revenue	183,892
Contingent staffing \| PeopleScout
Segment Reporting Information [Line Items]
Revenue	0
Human resource outsourcing
Segment Reporting Information [Line Items]
Revenue	53,661
Human resource outsourcing \| PeopleReady
Segment Reporting Information [Line Items]
Revenue	0
Human resource outsourcing \| PeopleManagement
Segment Reporting Information [Line Items]
Revenue	0
Human resource outsourcing \| PeopleScout
Segment Reporting Information [Line Items]
Revenue	$ 53,661

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- Definition

Work Opportunity Tax Credit Processing Fees

+ References

No definition available.

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- Definition

The amount of expense in the period for communications and data processing expense.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.4)
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The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-SubTopic 10
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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.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business).

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-Publisher FASB
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The net result for the period of deducting operating expenses from operating revenues.

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Amount of selling, general and administrative expense classified as other.

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- Definition

Aggregate revenue during the period from services rendered in the normal course of business, after deducting allowances and discounts.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
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-Paragraph 2
-Subparagraph (SX 210.5-03.1(d))
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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.

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No definition available.

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