Entity Wide Disclosures - Summary of Revenue by Major Source (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Disaggregation Of Revenue [Line Items]
Total revenue	$ 351,207	$ 278,293	$ 682,154	$ 538,258
Oncology
Disaggregation Of Revenue [Line Items]
Total revenue	115,542	93,248	220,755	172,386
Other
Disaggregation Of Revenue [Line Items]
Total revenue	73,555	64,120	143,972	133,058
Metabolic
Disaggregation Of Revenue [Line Items]
Total revenue	55,600	38,143	103,716	70,638
Cardiology
Disaggregation Of Revenue [Line Items]
Total revenue	42,027	28,040	79,423	51,802
Central Nervous System
Disaggregation Of Revenue [Line Items]
Total revenue	38,906	28,551	77,393	53,363
AVAI
Disaggregation Of Revenue [Line Items]
Total revenue	25,577	26,191	56,895	57,011
Revenue Net
Disaggregation Of Revenue [Line Items]
Total revenue	$ 351,207	$ 278,293	$ 682,154	$ 538,258