CONSOLIDATED STATEMENT OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jul. 26, 2014	Jul. 27, 2013
Cash flows from operating activities
Net income	$ 13,045	$ 9,935
Adjustments to reconcile net income to cash provided by (used for) operating activities
Restructuring	(347)	87
Deferred income tax expense (benefit)	(1,342)	700
Provision for doubtful accounts	(618)	(1,245)
Depreciation and amortization	5,379	5,847
Equity-based compensation expense	3,010	3,193
Change in receivables	12,441	21,812
Change in inventories	(15,874)	(11,688)
Change in other assets	2,985	(1,193)
Change in payables	(255)	1,907
Change in other liabilities	(19,646)	(16,335)
Net cash provided by (used for) operating activities	(1,222)	13,020
Cash flows from investing activities
Proceeds from disposal of assets	1,348	2,078
Capital expenditures	(19,406)	(3,216)
Purchases of investments	(15,941)	(6,432)
Proceeds from sales of investments	10,422	8,558
Change in restricted cash	7,289	(6)
Net cash provided by (used for) investing activities	(16,288)	982
Cash flows from financing activities
Payments on debt	(7,212)	(132)
Stock issued for stock and employee benefit plans	131	763
Excess tax benefit on stock option exercises	249	3,277
Purchases of common stock	(6,062)	(7,071)
Dividends paid	(3,119)	(2,110)
Net cash used for financing activities	(16,013)	(5,273)
Effect of exchange rate changes on cash and equivalents	171	(314)
Change in cash and equivalents	(33,352)	8,415
Cash and equivalents at beginning of period	149,661	131,085
Cash and equivalents at end of period	116,309	139,500
Supplemental disclosure of non-cash investing activities
Capital expenditures included in payables	$ 8,024