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Capital Stock and Dividends (Details) - $ / shares
3 Months Ended 6 Months Ended
Aug. 03, 2015
May. 04, 2015
Feb. 04, 2015
Apr. 30, 2014
Feb. 05, 2014
Jun. 27, 2015
Jun. 28, 2014
Jun. 27, 2015
Jun. 28, 2014
Subsequent Event [Line Items]                  
Dividends declared per common share outstanding (in dollars per share)   $ 0.20 $ 0.16 $ 0.16 $ 0.13 $ 0.20 $ 0.16 $ 0.36 $ 0.29
Subsequent Event                  
Subsequent Event [Line Items]                  
Dividends declared per common share outstanding (in dollars per share) $ 0.20