Other Current Assets - Schedule of Other Current Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Balance Sheet Related Disclosures [Abstract]
Reagents and supplies	$ 10,612	$ 12,206
Prepaid expenses	4,696	4,244
Marketable securities interest receivable	2,914	2,743
Other receivable	1,505	1,403
Contract assets	231	237
Prepaid income taxes		1,716
Total	$ 19,958	$ 22,549

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Reagents and supplies current.

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Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time, classified as current.

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