Revenues - Revenue by Geographic Area (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020
Disaggregation of Revenue [Line Items]
Revenue	$ 67,479	$ 53,784
United States
Disaggregation of Revenue [Line Items]
Revenue	48,346	38,869
Other
Disaggregation of Revenue [Line Items]
Revenue	$ 19,133	$ 14,915

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
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+ Details