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Segment Reporting - Summary of Reportable Revenues by Geographic Regions (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Segment Reporting Information [Line Items]
Total revenue	$ 117,700	$ 84,685
United States
Segment Reporting Information [Line Items]
Total revenue	113,646	79,865
Rest of World
Segment Reporting Information [Line Items]
Total revenue	4,054	4,820
Testing services revenue
Segment Reporting Information [Line Items]
Total revenue	91,398	61,921
Testing services revenue | United States
Segment Reporting Information [Line Items]
Total revenue	91,029	61,438
Testing services revenue | Rest of World
Segment Reporting Information [Line Items]
Total revenue	369	483
Product revenue
Segment Reporting Information [Line Items]
Total revenue	10,346	10,810
Product revenue | United States
Segment Reporting Information [Line Items]
Total revenue	6,694	6,507
Product revenue | Rest of World
Segment Reporting Information [Line Items]
Total revenue	3,652	4,303
Patient and digital solutions revenue
Segment Reporting Information [Line Items]
Total revenue	15,956	11,954
Patient and digital solutions revenue | United States
Segment Reporting Information [Line Items]
Total revenue	15,923	11,920
Patient and digital solutions revenue | Rest of World
Segment Reporting Information [Line Items]
Total revenue	$ 33	$ 34

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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