CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Oct. 26, 2013	Oct. 27, 2012
Operating activities:
Net income	$ 87,920	$ 93,080
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	13,341	12,719
Amortization	9,700	9,187
ESOP compensation	11,400	11,400
Stock-based compensation	2,168	7,456
Bad debt expense	1,362	1,412
Excess tax benefits from stock-based compensation	(832)	(656)
Loss on sale of non-core assets	5,114
Change in assets and liabilities, net of acquired	(37,019)	(1,398)
Net cash provided by operating activities	93,154	133,200
Investing activities:
Additions to property and equipment, net	(17,444)	(8,765)
Acquisitions and equity investments, net	(140,963)	(10,591)
Proceeds from sale of non-core assets	6,546
Other investing activities	(4,436)
Net cash used in investing activities	(156,297)	(19,356)
Financing activities:
Dividends paid	(48,388)	(29,346)
Repurchases of common stock	(22,199)	(85,174)
Draw on revolver	135,000
ESOP activity	(965)	(1,010)
Common stock issued, net	8,647	5,621
Retirement of long-term debt		(75,000)
Excess tax benefits from share-based compensation	832	656
Net cash provided by (used in) financing activities	72,927	(184,253)
Effect of exchange rate changes on cash	1,046	(2,998)
Net increase (decrease) in cash and cash equivalents	10,830	(73,407)
Cash and cash equivalents at beginning of period	505,228	573,781
Cash and cash equivalents at end of period	$ 516,058	$ 500,374