CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Mar. 28, 2020	Mar. 30, 2019	Mar. 31, 2018
CASH FLOWS FROM OPERATING ACTIVITIES
Net loss	$ (827,182)	$ (135,561)	$ (869)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	230,262	201,369	21,178
Amortization of debt issuance costs	5,402	4,593	1,450
Stock-based compensation	57,095	41,934	33,959
impairment of goodwill and long-lived assets	663,329
Deferred income taxes	(97,031)	(49,932)	7,464
Provision for excess and obsolete inventories	24,115	7,386	3,456
Restructuring and other related charges (credits)	54,177	32,694	2,451
Cash payments for restructuring charges	(37,269)	(29,463)	(2,942)
Other operating activities	6,580	9,640	(305)
Changes in assets and liabilities, net of acquisition:
Accounts receivable	33,499	(10,307)	(12,238)
Inventory	(6,709)	(7,182)	(13,309)
Current and other assets	31,720	30,747	(2,480)
Accounts payable	(31,768)	3,658	2,884
Accrued liabilities	(49,275)	61,593	(4,164)
Income taxes	21,074	(45,122)	84,613
Cash provided by operating activities	78,019	116,047	121,148
CASH FLOWS FROM INVESTING ACTIVITIES
Proceeds from sales of investments	2,173	131,300	197,575
Proceeds from maturities of investments	0	131,017	211,663
Purchase of investments	(1,067)	(822)	(373,281)
Acquisition, net of cash acquired	0	(1,642,241)	0
Capital expenditures	(22,880)	(26,797)	(12,468)
Proceeds from sale of property, plant and equipment and assets held for sale	4,692	0	0
Cash provided from (used for) investing activities	(17,082)	(1,407,543)	23,489
CASH FLOWS FROM FINANCING ACTIVITIES
Repurchase of common stock	0	(13,177)	(52,948)
Employees' tax withheld and paid for restricted stock and restricted stock units	(9,891)	(14,070)	(11,429)
Proceeds from issuances under stock-based compensation plans	12,486	15,730	23,927
Payment of cash dividends	(23,970)	(22,880)	(19,996)
Proceeds from revolving line of credit	0	0	8,000
Repayments of revolving line of credit	0	0	(8,000)
Repayments of long-term debt	(25,000)	(103,188)	0
Proceeds from debt issuance, net of issuance costs	0	1,244,713	0
Cash provided from (used for) financing activities	(46,375)	1,107,128	(60,446)
Effect of exchange rate changes on cash and cash equivalents	(3,192)	(3,784)	4,500
Net increase (decrease) in cash and cash equivalents	11,370	(188,152)	88,691
Cash and cash equivalents at beginning of year	202,509	390,661	301,970
Cash and cash equivalents at end of year	213,879	202,509	390,661
SUPPLEMENTAL DISCLOSURES
Cash paid for income taxes	3,550	44,917	9,757
Cash paid for interest	$ 82,059	$ 75,684	$ 27,899