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Subsequent Events (Details) - $ / shares
3 Months Ended
May 24, 2017
Apr. 29, 2017
Apr. 30, 2016
Subsequent Events      
Cash dividend announced on common stock (in dollars per share)   $ 0.225 $ 0.225
Subsequent Events      
Subsequent Events      
Cash dividend announced on common stock (in dollars per share) $ 0.225    
Payment date of cash dividend Jun. 23, 2017    
Record date of cash dividend Jun. 07, 2017