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U.K. Sale - Result of Operation (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
(Loss) income from discontinued operations | $ (12,641) | $ (812,390) | $ 56,812
Discontinued Operations [Member] | U.K. Sales [Member] |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
Revenue | 62,520 | 1,119,768 | 1,099,081
Salaries, wages and benefits | 35,937 | 632,134 | 609,823
Professional fees | 6,815 | 127,291 | 122,532
Supplies | 2,217 | 38,285 | 37,527
Rents and leases | 2,509 | 47,748 | 46,743
Other operating expenses | 6,682 | 113,534 | 115,897
Depreciation and amortization |  | 74,935 | 76,121
Interest expense, net | 10 | (417) | (231)
Loss on sale | 13,490 | 867,324 |
Loss on impairment |  | 20,239 | 27,169
Transaction-related expenses | 6,265 | 8,719 | 5,907
Total expenses | 73,925 | 1,929,792 | 1,041,488
(Loss) income from discontinued operations before income taxes | (11,405) | (810,024) | 57,593
Provision for income taxes | 1,236 | 2,366 | 781
(Loss) income from discontinued operations | $ (12,641) | $ (812,390) | $ 56,812

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