SEGMENT REPORTING AND GEOGRAPHIC INFORMATION - Segment Revenue and Gross Margin Reconciliation (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Oct. 02, 2021	Sep. 26, 2020	Oct. 02, 2021	Sep. 26, 2020
Segment Reporting, Asset Reconciling Item [Line Items]
Provision for excess and obsolete inventories			$ 6,904	$ 9,158
Net revenues	$ 419,024	$ 410,969	850,196	766,689
Gross profit	179,693	180,746	354,883	337,078
Depreciation, as reviewed by CODM	4,000	3,600	7,600	6,900
Operating Segments
Segment Reporting, Asset Reconciling Item [Line Items]
Total segment revenues as reviewed by CODM	420,078	415,206	852,510	776,008
Gross profit	198,145	202,901	391,960	383,386
Purchase accounting amortization	(16,238)	(17,176)	(32,477)	(35,414)
Segment Reconciling Items
Segment Reporting, Asset Reconciling Item [Line Items]
Deferred revenue purchase accounting	(1,054)	(4,237)	(2,314)	(9,319)
Stock-based compensation	$ (1,160)	$ (742)	$ (2,286)	$ (1,575)