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Shareholders' Equity (Narrative) - shares
12 Months Ended 77 Months Ended
Feb. 03, 2018
Jan. 28, 2017
Jan. 30, 2016
Feb. 03, 2018
Aug. 25, 2011
Shareholders' Equity [Line Items]          
Share Repurchase Program, Authorized Amount 2,500,000     2,500,000 2,500,000
Shares repurchased during period under share repurchase program 225,000 900,000 151,500 1,300,000  
Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased 1,200,000     1,200,000  
Repurchases Related To Employee Share Based Awards          
Shareholders' Equity [Line Items]          
Exercised 141,713 205,569 222,110