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Revenue - Summary of Revenue (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Disaggregation Of Revenue [Line Items]
Revenues	$ 45,557	$ 24,552
Diagnostic Tests
Disaggregation Of Revenue [Line Items]
Revenues	40,919	17,315
Services
Disaggregation Of Revenue [Line Items]
Revenues	$ 4,638	$ 7,237

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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