GOODWILL AND INTANGIBLE ASSETS Intangible Assets (Details) - USD ($) $ in Thousands	Apr. 01, 2017	Apr. 02, 2016
Amortizable:
Gross Carrying Amount	$ 378,736	$ 378,343
Accumulated Amortization	215,772	190,816
Net	162,964	187,527
Non-amortizable intangibles	14,576	16,931
Fiscal 2018	31,495
Fiscal 2019	30,089
Fiscal 2020	28,091
Fiscal 2021	26,190
Fiscal 2022	25,485
In-process software development
Amortizable:
Non-amortizable intangibles	12,743	14,427
In-process patents
Amortizable:
Non-amortizable intangibles	1,833	2,504
Patents
Amortizable:
Gross Carrying Amount	9,183	8,545
Accumulated Amortization	8,043	7,542
Net	1,140	1,003
Capitalized software
Amortizable:
Gross Carrying Amount	49,948	40,488
Accumulated Amortization	21,563	14,791
Net	28,385	25,697
Other developed technology
Amortizable:
Gross Carrying Amount	117,712	126,142
Accumulated Amortization	72,594	73,475
Net	45,118	52,667
Customer contracts and related relationships
Amortizable:
Gross Carrying Amount	194,876	196,085
Accumulated Amortization	108,073	89,804
Net	86,803	106,281
Trade names
Amortizable:
Gross Carrying Amount	7,017	7,083
Accumulated Amortization	5,499	5,204
Net	$ 1,518	$ 1,879