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Segment Reporting - Summary of Reportable Revenues by Geographic Regions (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Segment Reporting Information [Line Items]
Total revenue	$ 86,679	$ 92,274	$ 171,364	$ 164,323
United States
Segment Reporting Information [Line Items]
Total revenue	81,641	87,968	161,506	156,478
Rest of World
Segment Reporting Information [Line Items]
Total revenue	5,038	4,306	9,858	7,845
Testing services revenue
Segment Reporting Information [Line Items]
Total revenue	62,033	70,918	123,954	124,755
Testing services revenue | United States
Segment Reporting Information [Line Items]
Total revenue	61,670	70,699	123,108	124,349
Testing services revenue | Rest of World
Segment Reporting Information [Line Items]
Total revenue	363	219	846	406
Product revenue
Segment Reporting Information [Line Items]
Total revenue	11,833	10,610	22,643	19,204
Product revenue | United States
Segment Reporting Information [Line Items]
Total revenue	7,193	6,575	13,700	11,851
Product revenue | Rest of World
Segment Reporting Information [Line Items]
Total revenue	4,640	4,035	8,943	7,353
Patient and digital solutions revenue
Segment Reporting Information [Line Items]
Total revenue	12,813	10,746	24,767	20,364
Patient and digital solutions revenue | United States
Segment Reporting Information [Line Items]
Total revenue	12,778	10,694	24,698	20,278
Patient and digital solutions revenue | Rest of World
Segment Reporting Information [Line Items]
Total revenue	$ 35	$ 52	$ 69	$ 86

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