GEOGRAPHICAL INFORMATION - Revenues (Details) - USD ($) $ in Thousands	3 Months Ended
Jun. 30, 2020	Jun. 30, 2019
Segment Reporting Information [Line Items]
Total revenue	$ 121,807	$ 96,675
United States
Segment Reporting Information [Line Items]
Total revenue	93,244	83,249
International
Segment Reporting Information [Line Items]
Total revenue	$ 28,563	$ 13,426

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