Consolidated Condensed Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jun. 28, 2014	Jun. 29, 2013
Cash flows from operating activities:
Net income	$ 10,248	$ 20,642
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	4,097	3,367
Stock compensation expense	5,622	5,862
Deferred income taxes	2,134	10,102
Loss on retirement or write-off of long-lived assets	325
Excess tax benefit related to the exercise of employee stock options	(3,119)
Other non-cash charges	2,125	1,265
Net change in operating assets and liabilities:
Accounts receivable, net	(13,999)	5,647
Inventories	(22,259)	8,676
Other assets	(698)	(2,054)
Accounts payable and other accrued liabilities	24,010	(16,979)
Deferred income	1,767	(537)
Income taxes payable	2,513	721
Net cash provided by operating activities	12,766	36,712
Cash flows from investing activities:
Proceeds from sale of available for sale marketable securities	246,865	4,922
Purchases of available for sale marketable securities	(9,290)	(39,698)
Purchases of property, equipment and software	(3,274)	(1,222)
Purchase of hedge	(11,095)
Investments in technology	(112)	(650)
Decrease (increase) in deposits and other assets	118	(16)
Net cash provided by (used in) investing activities	223,212	(36,664)
Cash flows from financing activities:
Payments for debt issuance costs	(2,978)
Issuance of common stock, net of shares withheld for taxes	852	720
Repurchase of stock to satisfy employee tax withholding obligations	(277)
Excess tax benefit related to the exercise of employee stock options	3,119
Net cash provided by financing activities	716	720
Net increase in cash and cash equivalents	236,694	768
Cash and cash equivalents at beginning of period	31,850	66,402
Cash and cash equivalents at end of period	$ 268,544	$ 67,170