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SEGMENT INFORMATION - Reconciliation of Revenue and Operating Income by Reportable Segment (Details) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 USD ($) | Jun. 30, 2024 USD ($) | Jun. 30, 2025 USD ($) segment | Jun. 30, 2024 USD ($)
Segment Reporting [Abstract] |  |  |  |
Number of reportable segments | segment |  |  | 3 |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |
Revenue | $ 658,175 | $ 740,685 | $ 1,347,708 | $ 1,561,563
Cost of revenue | 461,776 | 510,858 | 953,189 | 1,074,230
Gross profit | 196,399 | 229,827 | 394,519 | 487,333
Segment selling, general and administrative expenses | 154,584 | 149,044 | 302,315 | 323,886
Income (loss) from operations | (123,715) | 37,682 | (111,208) | 77,627
Depreciation and amortization | 37,753 | 43,101 | 75,635 | 85,820
Share-based compensation |  |  | 18,208 | 14,096
Goodwill impairment loss | 109,515 | 0 | 109,515 | 0
Long-lived assets impairment loss | 18,262 | 0 | 18,262 | 0
Interest expense, net, and other | 11,360 | 15,715 | 23,684 | 32,343
Nurse and Allied Solutions |  |  |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |
Revenue | 381,871 | 442,399 | 795,132 | 961,696
Goodwill impairment loss |  |  | 0 |
Physician and Leadership Solutions |  |  |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |
Revenue | 174,531 | 186,065 | 348,596 | 374,862
Goodwill impairment loss | 109,515 |  | 109,515 |
Technology and Workforce Solutions |  |  |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |
Revenue | 101,773 | 112,221 | 203,980 | 225,005
Goodwill impairment loss |  |  | 0 |
Operating segments |  |  |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |
Revenue | 658,175 | 740,685 | 1,347,708 | 1,561,563
Cost of revenue | 461,776 | 510,858 | 953,189 | 1,074,230
Gross profit | 196,399 | 229,827 | 394,519 | 487,333
Segment selling, general and administrative expenses | 121,353 | 116,337 | 239,498 | 255,807
Depreciation (included in cost of revenue) | (2,132) | (1,637) | (4,107) | (3,435)
Income (loss) from operations | 77,178 | 115,127 | 159,128 | 234,961
Operating segments | Nurse and Allied Solutions |  |  |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |
Revenue | 381,871 | 442,399 | 795,132 | 961,696
Cost of revenue | 290,746 | 336,893 | 610,134 | 725,767
Gross profit | 91,125 | 105,506 | 184,998 | 235,929
Segment selling, general and administrative expenses | 62,642 | 59,299 | 124,277 | 136,380
Depreciation (included in cost of revenue) | 0 | 0 | 0 | 0
Income (loss) from operations | 28,483 | 46,207 | 60,721 | 99,549
Operating segments | Physician and Leadership Solutions |  |  |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |
Revenue | 174,531 | 186,065 | 348,596 | 374,862
Cost of revenue | 125,371 | 129,344 | 251,883 | 258,571
Gross profit | 49,160 | 56,721 | 96,713 | 116,291
Segment selling, general and administrative expenses | 35,674 | 35,060 | 68,765 | 72,408
Depreciation (included in cost of revenue) | 0 | 0 | 0 | 0
Income (loss) from operations | 13,486 | 21,661 | 27,948 | 43,883
Operating segments | Technology and Workforce Solutions |  |  |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |
Revenue | 101,773 | 112,221 | 203,980 | 225,005
Cost of revenue | 45,659 | 44,621 | 91,172 | 89,892
Gross profit | 56,114 | 67,600 | 112,808 | 135,113
Segment selling, general and administrative expenses | 23,037 | 21,978 | 46,456 | 47,019
Depreciation (included in cost of revenue) | (2,132) | (1,637) | (4,107) | (3,435)
Income (loss) from operations | 35,209 | 47,259 | 70,459 | 91,529
Non-Segment |  |  |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |
Unallocated corporate overhead | 24,404 | 26,350 | 44,609 | 53,983
Reconciling Item |  |  |  |
Segment Reporting Information, Profit (Loss) [Abstract] |  |  |  |
Depreciation and amortization | 37,753 | 43,101 | 75,635 | 85,820
Depreciation (included in cost of revenue) | 2,132 | 1,637 | 4,107 | 3,435
Share-based compensation | 8,827 | 6,357 | 18,208 | 14,096
Interest expense, net, and other | 11,360 | 15,715 | 23,684 | 32,343
Income (loss) before income taxes | $ (135,075) | $ 21,967 | $ (134,892) | $ 45,284

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