Revenue - Summary of Total Revenue by Type of Service (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Disaggregation of Revenue [Line Items]
Revenues	$ 766,782	$ 641,884	$ 454,053
Screening services
Disaggregation of Revenue [Line Items]
Revenues	760,533	636,123	447,870
Other services
Disaggregation of Revenue [Line Items]
Revenues	$ 6,249	$ 5,761	$ 6,183