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Earnings Per Share - Narrative (Details) - shares
3 Months Ended 9 Months Ended
Oct. 29, 2016
Oct. 31, 2015
Oct. 29, 2016
Oct. 31, 2015
Earnings Per Share [Abstract]        
Weighted average shares excluded from calculation of diluted EPS (in shares) 7,500 28,400 20,100 8,600