Consolidated Condensed Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Jun. 24, 2017	Jun. 25, 2016
Cash flows from operating activities:
Net income	$ 42,912	$ 18,071
Adjustments to reconcile net income to net cash (used in) provided by operating activities:
Depreciation and amortization	19,596	17,912
Stock compensation expense	11,403	9,310
Deferred income taxes	435	(1,400)
Loss on retirement or write-off of long-lived assets	152	95
Other non-cash adjustments	(3,940)	97
Net change in operating assets and liabilities:
Accounts receivable, net	(42,463)	(52,361)
Inventories	(34,534)	(12,028)
Other assets	(283)	1,377
Accounts payable and other accrued liabilities	194	29,283
Income taxes payable	2,712	2,400
Net cash (used in) provided by operating activities	(3,816)	12,756
Cash flows from investing activities:
Maturities and sales of available-for-sale marketable securities	102,275	30,987
Purchases of available-for-sale marketable securities	(148,674)	(44,743)
Purchases of property, equipment and software	(10,749)	(7,145)
Investments in technology	(20,762)	(3,387)
Net cash used in investing activities	(77,910)	(24,288)
Cash flows from financing activities:
Principal payments on long-term revolver	(60,000)	0
Issuance of common stock, net of shares withheld for taxes	1,889	2,414
Repurchase of stock to satisfy employee tax withholding obligations	(1,861)	(644)
Repurchase and retirement of common stock	(45,550)	(15,440)
Net cash used in financing activities	(105,522)	(13,670)
Net decrease in cash and cash equivalents	(187,248)	(25,202)
Cash and cash equivalents at beginning of period	351,166	168,793
Cash and cash equivalents at end of period	$ 163,918	$ 143,591