Revenues - Schedule of Revenue Disaggregated by Geography, Based on the Billing Addresses of our customers (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Disaggregation of Revenue [Line Items]
Revenue	$ 237	$ 286
Europe [Member]
Disaggregation of Revenue [Line Items]
Revenue	237	214
Canada [Member]
Disaggregation of Revenue [Line Items]
Revenue	$ 0	$ 72

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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+ Details