Discontinued Operations - Summary of Results of Discontinued Operations (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Total revenues	$ 177	$ (534)	$ 521	$ 3,336
Income (loss) from operations	321	(1,466)	750	(3,356)
Other income (expense), net	0	(81)	0	(33)
Gain (loss) on sale of assets	0	0	0	491
Income (loss) before income taxes	321	(1,547)	750	(2,898)
Income tax benefit (expense)	(14)	(65)	(14)	(129)
Total discontinued operations	307	(1,612)	736	(3,027)
Medical Services Revenue
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Total revenues	167	(534)	511	3,313
Other Operating Revenue
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Total revenues	10	0	10	23
Medical Services Expense
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Expenses	(144)	(1,266)	(229)	(628)
Other Medical Expenses
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Expenses	0	11	0	2,491
General and Administrative
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Expenses	0	2,154	0	4,742
Depreciation and Amortization
Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Line Items]
Expenses	$ 0	$ 33	$ 0	$ 87