RESTRUCTURING CHARGES - Schedule of Restructuring Liabilities (Details) $ in Thousands	12 Months Ended
	Mar. 31, 2017 USD ($)
Restructuring Cost and Reserve [Line Items]
Balance at March 31, 2016	$ 272
Restructuring charges to operations	4,306
Cash payments	(2,328)
Other adjustments	(295)
Balance at March 31, 2017	1,955
Employee-Related | Q3 FY2016 Plan
Restructuring Cost and Reserve [Line Items]
Balance at March 31, 2016	272
Restructuring charges to operations	0
Cash payments	(272)
Other adjustments	0
Balance at March 31, 2017	0
Employee-Related | Q1 FY2017 Plan
Restructuring Cost and Reserve [Line Items]
Balance at March 31, 2016	0
Restructuring charges to operations	2,034
Cash payments	(1,739)
Other adjustments	(295)
Balance at March 31, 2017	0
Employee-Related | Q4 FY2017 Plan
Restructuring Cost and Reserve [Line Items]
Balance at March 31, 2016	0
Restructuring charges to operations	1,867
Cash payments	(317)
Other adjustments	0
Balance at March 31, 2017	1,550
Facilities Related | Q4 FY2017 Plan
Restructuring Cost and Reserve [Line Items]
Balance at March 31, 2016	0
Restructuring charges to operations	405
Cash payments	0
Other adjustments	0
Balance at March 31, 2017	$ 405