SEGMENT INFORMATION (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 25, 2023	Jun. 26, 2022	Jun. 25, 2023	Jun. 26, 2022
Segment Reporting Information [Line Items]
Revenue	$ 475,588	$ 569,253	$ 940,876	$ 1,120,768
Segment profit	19,225	45,146	28,818	75,316
Third-party processing fees for hiring tax credits	(110)	(162)	(230)	(324)
Amortization of software as a service assets	(952)	(699)	(1,820)	(1,446)
Goodwill and intangible asset impairment charge	(9,485)	0	(9,485)	0
PeopleReady technology upgrade costs	(174)	(1,748)	(206)	(4,298)
Other benefits (costs)	(565)	491	(1,962)	355
Depreciation and amortization	(6,280)	(7,245)	(12,691)	(14,532)
Income (loss) from operations	(6,556)	29,252	(12,499)	41,242
Interest and other income (expense), net	578	(110)	1,592	395
Income (loss) before tax expense	(5,978)	29,142	(10,907)	41,637
PeopleReady
Segment Reporting Information [Line Items]
Segment profit	8,158	20,325	9,030	36,544
PeopleManagement
Segment Reporting Information [Line Items]
Segment profit	2,250	4,228	2,048	7,207
PeopleScout
Segment Reporting Information [Line Items]
Segment profit	8,817	20,593	17,740	31,565
Corporate unallocated
Segment Reporting Information [Line Items]
Corporate unallocated expense	(8,215)	(6,531)	(14,923)	(13,829)
Contingent staffing \| PeopleReady
Segment Reporting Information [Line Items]
Revenue	275,318	317,943	527,946	623,633
Contingent staffing \| PeopleManagement
Segment Reporting Information [Line Items]
Revenue	140,560	161,938	283,744	325,757
Human resource outsourcing \| PeopleScout
Segment Reporting Information [Line Items]
Revenue	$ 59,710	$ 89,372	$ 129,186	$ 171,378

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