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STOCK-BASED COMPENSATION: - Stock-based Compensation Expense Related to Discontinued Operations (Details) $ in Millions | 3 Months Ended
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Jun. 30, 2020 USD ($) numberOfExerciseMultiple
Consideration Holdback |
Share-based compensation |
Contingent consideration arrangements, number of annual increments | numberOfExerciseMultiple | 3
Data Plus Math Corporation |
Share-based compensation |
Holdback consideration transferred | $ 24.4
Holdback expenses | 8.1
Data Plus Math Corporation | Accrued Liabilities |
Share-based compensation |
Holdback expenses | $ 0.0

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