REVENUE Narrative (Details)	3 Months Ended	6 Months Ended
	Sep. 30, 2019	Sep. 30, 2019 segment
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Number of reportable segments		1
Percentage of revenue for which commitments are to be honored	70.00%	70.00%
Minimum
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Remaining performance obligation, timing of satisfaction	13 months
Maximum
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Remaining performance obligation, timing of satisfaction	60 months