CONSOLIDATED STATEMENT OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Jul. 30, 2016	Jul. 25, 2015
Cash flows from operating activities
Net income	$ 14,008	$ 14,123
Adjustments to reconcile net income to cash provided by (used for) operating activities
Deferred income tax expense	(1,076)	148
Provision for doubtful accounts	(77)	(340)
Depreciation and amortization	6,800	6,271
Equity-based compensation expense	3,329	3,012
Change in receivables	17,664	24,610
Change in inventories	510	(22,159)
Change in other assets	(1,467)	(6,933)
Change in payables	403	2,021
Change in other liabilities	(6,044)	(19,223)
Net cash provided by operating activities	34,050	1,530
Cash flows from investing activities
Proceeds from disposals of assets	35	279
Capital expenditures	(5,209)	(6,506)
Purchases of investments	(7,695)	(5,422)
Proceeds from sales of investments	3,670	12,983
Acquisitions, net of cash acquired	(5,281)
Change in restricted cash	(7)
Net cash (used for) provided by investing activities	(14,487)	1,334
Cash flows from financing activities
Payments on debt	(89)	(122)
Stock issued for stock and employee benefit plans	2,564	145
Excess tax benefit on stock option exercises	1,137	363
Purchases of common stock	(13,567)	(9,171)
Dividends paid	(4,923)	(4,055)
Net cash used for financing activities	(14,878)	(12,840)
Effect of exchange rate changes on cash and equivalents	116	(807)
Change in cash and equivalents	4,801	(10,783)
Cash and equivalents at beginning of period	112,358	98,302
Cash and equivalents at end of period	$ 117,159	87,519
Supplemental disclosure of non-cash investing activities
Capital expenditures included in payables		$ 500