Other Current Assets - Schedule of Other Current Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Balance Sheet Related Disclosures [Abstract]
Reagents and supplies	$ 11,942	$ 12,206
Prepaid expenses	9,419	4,244
Marketable securities interest receivable	2,692	2,743
Other receivable	1,334	1,403
Prepaid income taxes	920	1,716
Contract assets	173	237
Total	$ 26,480	$ 22,549