GEOGRAPHIC AND SEGMENT INFORMATION - Geographic (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020
Segment Reporting Information [Line Items]
Sales	$ 48,517	$ 27,711
Domestic
Segment Reporting Information [Line Items]
Sales	32,980	18,812
International
Segment Reporting Information [Line Items]
Sales	$ 15,537	$ 8,899
International \| Sales \| Geographic Concentration Risk
Segment Reporting Information [Line Items]
Concentration risk	32.00%	32.10%

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.

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+ Details