Consolidated Statements of Stockholders' Equity (Parentheticals) (USD $)	3 Months Ended	12 Months Ended
Apr. 25, 2014	Jan. 24, 2014	Oct. 25, 2013	Jul. 26, 2013	Apr. 26, 2013	Jan. 25, 2013	Oct. 26, 2012	Jul. 27, 2012	Apr. 25, 2014	Apr. 26, 2013	Apr. 27, 2012
Statement of Stockholders' Equity [Abstract]
Cash Dividends Paid Per Share	$ 0.31	$ 0.310	$ 0.31	$ 0.275	$ 0.275	$ 0.275	$ 0.275	$ 0.25	$ 1.205	$ 1.075	$ 0.95

Aggregate dividends paid during the period for each share of common stock outstanding.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.3-04)

-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

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