STOCK-BASED COMPENSATION: Stock-based Compensation Activity, by Award Type (Details) - USD ($) $ in Thousands	6 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Share-based compensation
Total non-cash stock-based compensation	$ 51,518	$ 37,717
Total non-cash stock-based compensation included in the condensed consolidated statements of equity	45,932	25,394
Stock options
Share-based compensation
Share-based compensation expense	563	1,039
Restricted stock units
Share-based compensation
Share-based compensation expense	43,420	21,634
Restricted stock units | Diablo.AI, Inc.
Share-based compensation
Share-based compensation expense	249	524
Consideration Holdback | Data Plus Math Corporation
Share-based compensation
Share-based compensation expense	2,031	4,061
Consideration Holdback | DataFleets, Ltd
Share-based compensation
Share-based compensation expense	3,021	3,019
Pacific Data Partners, LLC Agreement Plan | Pacific Data Partners LLC
Share-based compensation
Share-based compensation expense	0	4,551
Acuity Performance Earnout | Acuity Data
Share-based compensation
Share-based compensation expense	531	1,204
Employee stock purchase plan
Share-based compensation
Share-based compensation expense	1,015	871
Directors stock-based compensation
Share-based compensation
Share-based compensation expense	688	814
Liability-based equity awards
Share-based compensation
Total non-cash stock-based compensation	$ (5,586)	$ (12,323)