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Revenue and Accounts Receivable Credit Concentration - Summary of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Disaggregation Of Revenue [Line Items]
Revenues	$ 13,491	$ 11,107	$ 34,419	$ 28,605
Diagnostic Tests
Disaggregation Of Revenue [Line Items]
Revenues	12,301	10,443	32,395	26,282
Services and Other
Disaggregation Of Revenue [Line Items]
Revenues	$ 1,190	$ 664	$ 2,024	$ 2,323

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