Operating Segments - Schedule of Reconciliation of Revenue of Segments to Statement of Operations (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2023	Jun. 30, 2022
Segment Reporting [Abstract]
Gross profit	$ 76,674		$ (12,086)		$ 131,959	$ 571
Salaries and benefits	62,437		70,491		132,644	139,582
General and administrative expenses	42,433		47,040		99,841	104,737
Premium deficiency reserve benefit	(5,138)		(27,476)		(6,948)	(54,952)
Depreciation and amortization	999		586		1,278	1,412
Restructuring costs	4,750		0		6,557	0
Interest expense	7		390		7	793
Amortization of notes and securities discounts and debt issuance costs	0		18		0	18
Gain on investment	0		1,227		0	(11,167)
Net loss	$ (28,814)	$ (72,606)	$ (104,362)	$ (75,490)	$ (101,420)	$ (179,852)