REVENUE FROM CONTRACTS WITH CUSTOMERS: Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Disaggregation of Revenue [Line Items]
Revenues	$ 142,243	$ 119,038
Subscription
Disaggregation of Revenue [Line Items]
Revenues	115,733	96,510
Marketplace and Other
Disaggregation of Revenue [Line Items]
Revenues	26,510	22,528
United States
Disaggregation of Revenue [Line Items]
Revenues	132,069	111,670
Europe
Disaggregation of Revenue [Line Items]
Revenues	8,289	5,964
Asia-Pacific ("APAC")
Disaggregation of Revenue [Line Items]
Revenues	$ 1,885	$ 1,404