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SEGMENT INFORMATION - Schedule of Reconciliation of Revenue, Gross Profit and Operating Income by Reportable Segment (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Jun. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |  |  |
Revenue | $ 634,496 |  | $ 687,509 | $ 1,982,204 | $ 2,249,072
Cost of revenue | 450,084 |  | 474,454 | 1,403,273 | 1,548,684
Gross profit | 184,412 |  | 213,055 | 578,931 | 700,388
Segment selling, general and administrative expenses | 138,594 |  | 149,681 | 440,909 | 473,567
Income (loss) from operations | 47,618 |  | 22,252 | (63,590) | 99,879
Depreciation and amortization | 37,380 |  | 41,122 | 113,015 | 126,942
Share-based compensation |  |  |  | 24,921 | 19,651
Gain on sale of disposal group | (39,180) |  | 0 | (39,180) | 0
Goodwill impairment loss | 0 |  | 0 | 109,515 | 0
Long-lived assets impairment loss | 0 |  | 0 | 18,262 | 0
Interest expense, net, and other | 9,627 |  | 14,444 | 33,311 | 46,787
Income (loss) before income taxes | 37,991 |  | 7,808 | (96,901) | 53,092
Nurse and Allied Solutions |  |  |  |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |  |  |
Revenue | 361,476 |  | 399,368 | 1,156,608 | 1,361,064
Goodwill impairment loss |  |  |  | 0 |
Physician and Leadership Solutions |  |  |  |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |  |  |
Revenue | 178,214 |  | 180,605 | 526,810 | 555,467
Goodwill impairment loss |  | $ 109,515 |  | 109,515 |
Technology and Workforce Solutions |  |  |  |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |  |  |
Revenue | 94,806 |  | 107,536 | 298,786 | 332,541
Goodwill impairment loss |  |  |  | 0 |
Operating segments |  |  |  |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |  |  |
Revenue | 634,496 |  | 687,509 | 1,982,204 | 2,249,072
Cost of revenue | 450,084 |  | 474,454 | 1,403,273 | 1,548,684
Gross profit | 184,412 |  | 213,055 | 578,931 | 700,388
Segment selling, general and administrative expenses | 111,280 |  | 119,791 | 350,778 | 375,598
Depreciation (included in cost of revenue) | (2,248) |  | (1,928) | (6,355) | (5,363)
Income (loss) from operations | 75,380 |  | 95,192 | 234,508 | 330,153
Operating segments | Nurse and Allied Solutions |  |  |  |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |  |  |
Revenue | 361,476 |  | 399,368 | 1,156,608 | 1,361,064
Cost of revenue | 274,420 |  | 299,617 | 884,554 | 1,025,384
Gross profit | 87,056 |  | 99,751 | 272,054 | 335,680
Segment selling, general and administrative expenses | 58,295 |  | 64,641 | 182,572 | 201,021
Depreciation (included in cost of revenue) | 0 |  | 0 | 0 | 0
Income (loss) from operations | 28,761 |  | 35,110 | 89,482 | 134,659
Operating segments | Physician and Leadership Solutions |  |  |  |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |  |  |
Revenue | 178,214 |  | 180,605 | 526,810 | 555,467
Cost of revenue | 129,690 |  | 129,570 | 381,573 | 388,141
Gross profit | 48,524 |  | 51,035 | 145,237 | 167,326
Segment selling, general and administrative expenses | 32,794 |  | 32,901 | 101,559 | 105,309
Depreciation (included in cost of revenue) | 0 |  | 0 | 0 | 0
Income (loss) from operations | 15,730 |  | 18,134 | 43,678 | 62,017
Operating segments | Technology and Workforce Solutions |  |  |  |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |  |  |
Revenue | 94,806 |  | 107,536 | 298,786 | 332,541
Cost of revenue | 45,974 |  | 45,267 | 137,146 | 135,159
Gross profit | 48,832 |  | 62,269 | 161,640 | 197,382
Segment selling, general and administrative expenses | 20,191 |  | 22,249 | 66,647 | 69,268
Depreciation (included in cost of revenue) | (2,248) |  | (1,928) | (6,355) | (5,363)
Income (loss) from operations | 30,889 |  | 41,948 | 101,348 | 133,477
Corporate |  |  |  |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |  |  |
Unallocated corporate overhead | 20,601 |  | 24,335 | 65,210 | 78,318
Reconciling Item |  |  |  |  |
Segment Reporting, Revenue Reconciling Item [Line Items] |  |  |  |  |
Depreciation and amortization | 37,380 |  | 41,122 | 113,015 | 126,942
Depreciation (included in cost of revenue) | 2,248 |  | 1,928 | 6,355 | 5,363
Share-based compensation | 6,713 |  | 5,555 | 24,921 | 19,651
Gain on sale of disposal group | (39,180) |  |  | (39,180) |
Long-lived assets impairment loss |  |  |  | 18,262 |
Interest expense, net, and other | $ 9,627 |  | $ 14,444 | $ 33,311 | $ 46,787

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