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Common Stock Repurchase Program (Detail) (Common Stock, USD $)
In Millions, except Share data, unless otherwise specified
12 Months Ended 0 Months Ended 9 Months Ended 0 Months Ended
Apr. 28, 2013
Aug. 29, 2012
Common Stock Repurchase Program August 2012 [Member]
Jan. 26, 2014
Common Stock Repurchase Program August 2012 [Member]
Feb. 25, 2014
Common Stock Repurchase Program February 2014 [Member]
Subsequent Event [Member]
Stockholders Equity Note [Line Items]        
Authorization amount for repurchase of common stock   $ 2.0   $ 5.0
Common stock repurchased 502,595   0