Basis of Presentation and Summary of Significant Accounting Policies - Disaggregation of Revenue by Each Payor Type (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Disaggregation of Revenue [Line Items]
Revenue	$ 337,244	$ 263,258
Commercial
Disaggregation of Revenue [Line Items]
Revenue	40,019	42,140
Medicare
Disaggregation of Revenue [Line Items]
Revenue	216,310	133,659
Medicaid
Disaggregation of Revenue [Line Items]
Revenue	67,339	71,663
Other third parties
Disaggregation of Revenue [Line Items]
Revenue	$ 13,576	$ 15,796