Basis of Presentation and Summary of Significant Accounting Policies - Disaggregation of Revenue by Payor Type (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Disaggregation of Revenue [Line Items]
Revenue	$ 1,144,163	$ 773,915	$ 687,180
Commercial
Disaggregation of Revenue [Line Items]
Revenue	171,723	138,333	108,851
Medicare
Disaggregation of Revenue [Line Items]
Revenue	633,463	307,286	271,596
Medicaid
Disaggregation of Revenue [Line Items]
Revenue	280,083	283,311	269,079
Other third parties
Disaggregation of Revenue [Line Items]
Revenue	$ 58,894	$ 44,985	$ 37,654