REVENUE FROM CONTRACTS WITH CUSTOMERS: Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Disaggregation of Revenue [Line Items]
Revenues	$ 147,099	$ 127,290	$ 289,342	$ 246,328
Subscription
Disaggregation of Revenue [Line Items]
Revenues			235,435	201,930
Marketplace and Other
Disaggregation of Revenue [Line Items]
Revenues			53,907	44,398
United States
Disaggregation of Revenue [Line Items]
Revenues			269,514	231,300
Europe
Disaggregation of Revenue [Line Items]
Revenues			15,955	11,898
Asia-Pacific ("APAC")
Disaggregation of Revenue [Line Items]
Revenues			$ 3,873	$ 3,130