Acquisition of Lineagen - Narrative (Details) - Lineagen - USD ($) $ in Thousands		9 Months Ended
Aug. 21, 2020	Sep. 30, 2020
Business Acquisition [Line Items]
Number of shares issued or reserved for issuance (in shares)	6,167,510
Cash consideration transferred in acquisition	$ 1,940
Liabilities assumed of acquiree	2,900
Payment to satisfy outstanding principal and accrued interest amounts	$ 1,104
Intangible assets useful life	5 years
Acquisition related costs		$ 1,100
Escrowed Shares
Business Acquisition [Line Items]
Number of shares issued or reserved for issuance (in shares)	925,126

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Number of shares of equity interests issued or issuable to acquire entity.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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