FINANCIAL INSTRUMENTS AND SIGNIFICANT CONCENTRATIONS - Summary (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Disaggregation of Revenue [Line Items]
Revenue	$ 101,931	$ 95,642	$ 301,041	$ 275,151
United States of America
Disaggregation of Revenue [Line Items]
Revenue	53,423	50,479	159,616	147,600
International
Disaggregation of Revenue [Line Items]
Revenue	$ 48,508	$ 45,163	$ 141,425	$ 127,551

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