Discontinued Operations and Assets Held for Sale - Summarized Operating Results of the Discontinued Operations (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (loss) on sale of discontinued operations before taxes, net	$ 735	$ (418)
Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenues	0	239,750
Share-based compensation expense	0	(242)
Other direct costs	0	(201,197)
Loss on impairment of assets	0	(1,064)
Other non-operating expense	0	(11,163)
Gain (loss) on sale of discontinued operations before taxes, net	735	(16,837)
Pretax income (loss) of discontinued operations	735	9,247
Income tax expense	0	(9,665)
Income (loss) from discontinued operations, net of tax	735	(418)
Operating cash flows of discontinued operations	0	31,117
Investing cash flows of discontinued operations	0	(4,858)
Financing cash flows of discontinued operations	$ 0	$ (13,559)