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GOODWILL AND INTANGIBLE ASSETS (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2023 | Dec. 25, 2022 | Dec. 26, 2021 | Mar. 27, 2023
Goodwill [Roll Forward] |  |  |  |
Goodwill before impairment | $ 329,352 | $ 330,106 |  |
Accumulated impairment charge | (235,568) | (235,568) |  |
Goodwill, net | 93,784 | 94,538 |  |
Goodwill reclassified as held-for-sale | (1,020) |  |  |
Foreign currency translation | 235 | (754) |  |
Goodwill before impairment | 328,567 | 329,352 | $ 330,106 |
Accumulated impairment charge | (244,453) | (235,568) | (235,568) |
Goodwill, net | 84,114 | 93,784 | 94,538 |
Finite-Lived Intangible Assets, Net [Abstract] |  |  |  |
Gross carrying amount | 95,923 | 95,703 |  |
Accumulated amortization | (90,798) | (85,498) |  |
Total future amortization | 5,125 | 10,205 |  |
Amortization of intangible assets | 5,200 | 5,700 | 6,700 |
Estimated future amortization of finite-lived intangible assets [Abstract] |  |  |  |
2024 | 4,049 |  |  |
2025 | 309 |  |  |
2026 | 118 |  |  |
2027 | 118 |  |  |
2028 | 118 |  |  |
Thereafter | 413 |  |  |
Total future amortization | 5,125 | 10,205 |  |
Indefinite-lived trade name/trademarks | 5,400 | 6,000 |  |
Goodwill, impairment charge | (8,885) |  | (8,900) |
Goodwill | 84,114 | 93,784 | 94,538 |
Finite-Lived Intangible Assets, Net | 5,125 | 10,205 |  |
Minimum |  |  |  |
Estimated future amortization of finite-lived intangible assets [Abstract] |  |  |  |
Weighted Average Cost of Capital |  |  |  | 13.00%
Maximum |  |  |  |
Estimated future amortization of finite-lived intangible assets [Abstract] |  |  |  |
Weighted Average Cost of Capital |  |  |  | 13.50%
Customer relationships |  |  |  |
Finite-Lived Intangible Assets, Net [Abstract] |  |  |  |
Gross carrying amount | 94,270 | 94,134 |  |
Accumulated amortization | (90,149) | (84,994) |  |
Total future amortization | 4,121 | 9,140 |  |
Estimated future amortization of finite-lived intangible assets [Abstract] |  |  |  |
Total future amortization | 4,121 | 9,140 |  |
Finite-Lived Intangible Assets, Net | 4,121 | 9,140 |  |
Trade name/trademarks |  |  |  |
Finite-Lived Intangible Assets, Net [Abstract] |  |  |  |
Gross carrying amount | 1,653 | 1,569 |  |
Accumulated amortization | (649) | (504) |  |
Total future amortization | 1,004 | 1,065 |  |
Estimated future amortization of finite-lived intangible assets [Abstract] |  |  |  |
Total future amortization | 1,004 | 1,065 |  |
Finite-Lived Intangible Assets, Net | 1,004 | 1,065 |  |
PeopleReady |  |  |  |
Goodwill [Roll Forward] |  |  |  |
Goodwill before impairment | 106,304 | 106,304 |  |
Accumulated impairment charge | (46,210) | (46,210) |  |
Goodwill, net | 60,094 | 60,094 |  |
Goodwill reclassified as held-for-sale | (1,020) |  |  |
Foreign currency translation | 0 | 0 |  |
Goodwill before impairment | 105,284 | 106,304 | 106,304 |
Accumulated impairment charge | (46,210) | (46,210) | (46,210) |
Goodwill, net | 59,074 | 60,094 | 60,094 |
Estimated future amortization of finite-lived intangible assets [Abstract] |  |  |  |
Goodwill, impairment charge | 0 |  |  |
Goodwill | 59,074 | 60,094 | 60,094 |
PeopleManagement |  |  |  |
Goodwill [Roll Forward] |  |  |  |
Goodwill before impairment | 81,092 | 81,092 |  |
Accumulated impairment charge | (79,601) | (79,601) |  |
Goodwill, net | 1,491 | 1,491 |  |
Goodwill reclassified as held-for-sale | 0 |  |  |
Foreign currency translation | 0 | 0 |  |
Goodwill before impairment | 81,092 | 81,092 | 81,092 |
Accumulated impairment charge | (79,601) | (79,601) | (79,601) |
Goodwill, net | 1,491 | 1,491 | 1,491 |
Estimated future amortization of finite-lived intangible assets [Abstract] |  |  |  |
Indefinite-lived trade name/trademarks | 3,900 |  |  |
Goodwill, impairment charge | 0 |  |  |
Goodwill | 1,491 | 1,491 | 1,491 |
Impairment charge | 600 |  |  |
PeopleManagement | Trade name/trademarks |  |  |  |
Estimated future amortization of finite-lived intangible assets [Abstract] |  |  |  |
Indefinite-lived trade name/trademarks | 3,300 |  |  |
PeopleScout |  |  |  |
Goodwill [Roll Forward] |  |  |  |
Goodwill before impairment | 141,956 | 142,710 |  |
Accumulated impairment charge | (109,757) | (109,757) |  |
Goodwill, net | 32,199 | 32,953 |  |
Goodwill reclassified as held-for-sale | 0 |  |  |
Foreign currency translation | 235 | (754) |  |
Goodwill before impairment | 142,191 | 141,956 | 142,710 |
Accumulated impairment charge | (118,642) | (109,757) | (109,757) |
Goodwill, net | 23,549 | 32,199 | 32,953 |
Estimated future amortization of finite-lived intangible assets [Abstract] |  |  |  |
Goodwill, impairment charge | (8,885) |  |  |
Goodwill | 23,549 | $ 32,199 | $ 32,953 |
PeopleScout | MSP |  |  |  |
Goodwill [Roll Forward] |  |  |  |
Goodwill, net | 800 |  |  |
Estimated future amortization of finite-lived intangible assets [Abstract] |  |  |  |
Goodwill, impairment charge | 8,900 |  |  |
Goodwill | $ 800 |  |  |

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