Consolidated Condensed Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Dec. 29, 2018	Dec. 30, 2017
Cash flows from operating activities:
Net income	$ 83,834	$ 149,991
Adjustments to reconcile net income to net cash generated by operating activities:
Depreciation and amortization	62,638	59,175
Stock compensation expense	37,106	36,208
Deferred income taxes	(2,247)	13,260
Loss on retirement or write-off of long-lived assets	2,226	461
Net charges for defined benefit pension plan	11,189	658
Other non-cash adjustments	322	(3,692)
Net change in operating assets and liabilities:
Accounts receivable, net	(35,795)	(97,645)
Inventories	37,490	(25,072)
Other assets	(4,760)	7,631
Accounts payable and other accrued liabilities	8,741	27,361
Income taxes payable	(3,608)	44,687
Net cash generated by operating activities	197,136	213,023
Cash flows from investing activities:
Maturities and sales of available-for-sale marketable securities	41,389	128,536
Purchases of available-for-sale marketable securities	(66,729)	(215,878)
Purchases of property, equipment and software	(23,421)	(38,606)
Investments in technology	(2,700)	(23,280)
Net cash used in investing activities	(51,461)	(149,228)
Cash flows from financing activities:
Principal payments on long-term revolver	0	(60,000)
Issuance of common stock, net of shares withheld for taxes	404	6,315
Repurchase of stock to satisfy employee tax withholding obligations	(12,367)	(19,086)
Repurchase and retirement of common stock	(149,997)	(115,550)
Net cash used in financing activities	(161,960)	(188,321)
Net decrease in cash and cash equivalents	(16,285)	(124,526)
Cash and cash equivalents at beginning of period	235,604	351,166
Cash and cash equivalents at end of period	$ 219,319	$ 226,640