Discontinued Operations - Financial Results (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Sep. 30, 2021	Jun. 30, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total Discontinued Operations, Net of Taxes			$ 0	$ 1,100	$ 30,400
ASC | Discontinued Operations, Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenues			0	27,200	191,700
Operating expense			0	22,500	138,800
Depreciation expense			0	1,700	10,600
Selling, general and administrative expense			0	2,800	8,200
Total Expenses			0	27,000	157,600
Other (expense) income			0	(3,000)	3,800
(Loss) Income from Discontinued Operations Before Taxes			0	(2,800)	37,900
Income tax benefit (expense)			0	600	(7,500)
Net (Loss) Income from Discontinued Operations, Net of Taxes			0	(2,200)	30,400
Gain on Sale of Discontinued Operations, Net of Taxes	$ (300)	$ 3,600	0	3,300	0
Total Discontinued Operations, Net of Taxes			$ 0	$ 1,100	$ 30,400