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RESTRUCTURING (Schedule of Restructuring Reserve by Type of Cost) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 29, 2018	Sep. 30, 2017	Sep. 29, 2018	Sep. 30, 2017
Restructuring Reserve [Roll Forward]
Balance at March 31, 2018			$ 28,535
Costs incurred, net of reversals	$ (33)	$ 151	(325)	$ 1,207
Payments			(13,143)
Non-cash adjustments			(96)
Balance at September 29, 2018	14,971		14,971
2018 Program
Restructuring Reserve [Roll Forward]
Balance at March 31, 2018			27,129
Costs incurred, net of reversals			(382)
Payments			(12,159)
Non-cash adjustments			(96)
Balance at September 29, 2018	14,492		14,492
2017 Program
Restructuring Reserve [Roll Forward]
Balance at March 31, 2018			1,406
Costs incurred, net of reversals			57
Payments			(984)
Non-cash adjustments			0
Balance at September 29, 2018	$ 479		$ 479