Discontinued Operations - Summary of Results of 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]
Total revenues	$ 344	$ 3,870
Income (loss) from operations	429	(1,890)
Other income (expense), net	0	48
Gain (loss) on sale of assets	0	491
Income (loss) before income taxes	429	(1,351)
Income tax benefit (expense)	0	(64)
Total discontinued operations	429	(1,415)
Medical Services Revenue
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Total revenues	344	3,847
Other Operating Revenue
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Total revenues	0	23
Medical Services Expense
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Expenses	(85)	638
Other Medical Expenses
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Expenses	0	2,480
General and Administrative
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Expenses	0	2,588
Depreciation and Amortization
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Expenses	$ 0	$ 54