RESTRUCTURING CHARGES - Schedule of Restructuring Liability (Details) $ in Thousands	3 Months Ended
	Jun. 30, 2018 USD ($)
Restructuring Reserve [Roll Forward]
Balance at March 31, 2018	$ 3,696
Restructuring charges to operations	1,660
Cash payments	(2,760)
Other adjustments	(833)
Balance at June 30, 2018	1,763
Q3 FY 2018 Plan | Employee-Related
Restructuring Reserve [Roll Forward]
Balance at March 31, 2018	3,696
Restructuring charges to operations	1,017
Cash payments	(2,302)
Other adjustments	(648)
Balance at June 30, 2018	1,763
Q3 FY 2018 Plan | Facility-Related
Restructuring Reserve [Roll Forward]
Balance at March 31, 2018	0
Restructuring charges to operations	643
Cash payments	(458)
Other adjustments	(185)
Balance at June 30, 2018	$ 0