Basis of Presentation and Summary of Significant Accounting Policies - Disaggregation of Revenue by Payor Type (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Disaggregation of Revenue [Line Items]
Revenue	$ 294,208	$ 317,001	$ 269,697	$ 263,258	$ 195,100	$ 227,117	$ 175,638	$ 176,058	$ 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