Revenue Recognition - Schedule of Disaggregation of Revenue (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]
Total revenues	$ 185,340	$ 179,744	$ 309,893	$ 329,219	$ 401,332	$ 385,813	$ 442,408	$ 545,165	$ 1,004,196	$ 1,774,718	$ 1,435,413
Services
Disaggregation of Revenue [Line Items]
Total revenues									755,630	1,607,106	1,262,242
Healthcare insurers
Disaggregation of Revenue [Line Items]
Total revenues									326,144	520,244	483,643
Government payors
Disaggregation of Revenue [Line Items]
Total revenues									97,191	222,242	90,288
Client payors
Disaggregation of Revenue [Line Items]
Total revenues									316,309	843,405	637,645
Patients
Disaggregation of Revenue [Line Items]
Total revenues									$ 15,986	$ 21,215	$ 50,666