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Earnings Per Share - Additional Information (Detail) - shares
3 Months Ended 6 Months Ended
Jul. 30, 2016
Aug. 01, 2015
Jul. 30, 2016
Aug. 01, 2015
Earnings Per Share [Abstract]        
Stock options and restricted stock units not included in the computation of diluted earnings per share 1,400,000 1,300,000 1,300,000 171,000