Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Mar. 26, 2016	Mar. 28, 2015	Mar. 29, 2014
Cash flows from operating activities:
Net income	$ 123,630	$ 55,178	$ 108,111
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	58,060	34,855	14,883
Stock compensation expense	33,506	37,549	23,074
Deferred income taxes	23,202	32,238	35,959
Loss on retirement or write-off of long-lived assets	2,753	1,618	568
Actuarial gain on defined benefit pension plan	729	292
Excess tax benefit from employee stock awards	(3,850)	(37,692)	(8,445)
Other non-cash charges	19,702	22,167	5,760
Net change in operating assets and liabilities:
Accounts receivable, net	24,156	(37,344)	6,815
Inventories	(57,819)	16,077	49,557
Other current assets	4,714	321
Other assets			1,239
Accounts payable	(41,456)	36,504	(9,443)
Accrued salaries and benefits	(2,993)	7,047	(3,169)
Deferred income	(6,105)	(77)	660
Income taxes payable	(11,807)	(639)	9,496
Other accrued liabilities	(11,140)	(4,581)	(7,027)
Net cash provided by operating activities	155,282	163,513	228,038
Cash flows from investing activities:
Maturities and sales of available for sale marketable securities	125,660	301,847	139,037
Purchases of available for sale marketable securities	(22,570)	(133,436)	(321,519)
Purchases of property, equipment and software	(41,569)	(32,311)	(15,058)
Investments in technology	(4,519)	(4,387)	(2,296)
Loss on foreign exchange hedging activities		11,976
Acquisition of businesses, net of cash obtained	(36,759)		(20,402)
Increase in deposits and other assets	(6,236)	(36)	(111)
Net cash provided by (used in) investing activities	14,007	(324,437)	(220,349)
Cash flows from financing activities:
Proceeds from long-term revolver		226,439
Principal payments on long-term revolver	(20,000)	(46,000)
Debt issuance costs		(2,825)
Issuance of common stock, net of shares withheld for taxes	6,617	5,327	5,320
Repurchase of stock to satisfy employee tax withholding obligations	(6,861)	(4,624)	(3,868)
Repurchase and retirement of common stock	(60,503)	(10,534)	(52,138)
Excess tax benefit from employee stock awards	3,850	37,692	8,445
Net cash (used in) provided by financing activities	(76,897)	205,475	(42,241)
Net increase (decrease) in cash and cash equivalents	92,392	44,551	(34,552)
Cash and cash equivalents at beginning of period	76,401	31,850	66,402
Cash and cash equivalents at end of period	168,793	76,401	31,850
Cash payments during the year for:
Income taxes	23,785	4,973	$ 2,118
Interest expense	$ 3,318	2,391
Wolfson [Member]
Cash flows from investing activities:
Acquisition of businesses, net of cash obtained		$ (444,138)