STOCK-BASED COMPENSATION: - Acquisition-related Consideration Holdback (Details) $ in Millions	9 Months Ended
	Dec. 31, 2021 USD ($)
DataFleets, Ltd
Share-based compensation
Holdback expenses	$ 5.3
Holdback expenses, expected costs	6.0
DataFleets, Ltd | Accrued Liabilities
Share-based compensation
Holdback expenses	5.3
Data Plus Math Corporation
Share-based compensation
Holdback expenses	20.3
Holdback expenses, expected costs	8.1
Data Plus Math Corporation | Accrued Liabilities
Share-based compensation
Holdback expenses	$ 4.1