Summary of Significant Accounting Policies - Schedule of Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2021	Mar. 31, 2020
Disaggregation of Revenue [Line Items]
Product revenue	$ 6,611	$ 2,300
United States
Disaggregation of Revenue [Line Items]
Product revenue	1,858	1,274
Americas, excluding United States
Disaggregation of Revenue [Line Items]
Product revenue	366	71
Europe, Middle East and Africa
Disaggregation of Revenue [Line Items]
Product revenue	3,133	581
Asia and Pacific
Disaggregation of Revenue [Line Items]
Product revenue	$ 1,254	$ 374

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.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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+ Details