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Common Stock Repurchase Program (Detail) (Common Stock, Common Stock Repurchase Program August 2012 [Member], USD $) In Millions, except Share data, unless otherwise specified | 1 Months Ended | 3 Months Ended
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Aug. 29, 2012 | Jul. 28, 2013
Common Stock | Common Stock Repurchase Program August 2012 [Member] |  |
Stockholders Equity Note [Line Items] |  |
Authorization amount for repurchase of common stock | $ 2.0 |
Common stock repurchased |  | 0

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- Details
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- Definition Number of shares that have been repurchased and retired during the period. + References 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 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 + Details
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- Definition Amount of a stock repurchase plan authorized by an entity's Board of Directors. + References No definition available. + Details
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