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Subsequent Events (Details) - $ / shares
3 Months Ended 6 Months Ended
Jul. 26, 2018
Apr. 23, 2018
Jul. 03, 2018
Jul. 04, 2017
Jul. 03, 2018
Jul. 04, 2017
Subsequent Events            
Cash dividends declared per common share (in dollars per share)   $ 0.29 $ 0.29 $ 0.24 $ 0.58 $ 0.48
Subsequent Events            
Subsequent Events            
Cash dividends declared per common share (in dollars per share) $ 0.33