XML 18 R30.htm IDEA: XBRL DOCUMENT v3.2.0.727
Subsequent Events (Details) - $ / shares
3 Months Ended 6 Months Ended
Jul. 20, 2015
Apr. 21, 2015
Jun. 30, 2015
Jul. 01, 2014
Jun. 30, 2015
Jul. 01, 2014
Jul. 27, 2015
Subsequent events              
Cash dividends declared per common share (in dollars per share)   $ 0.165 $ 0.165 $ 0.14 $ 0.33 $ 0.28  
Subsequent event              
Subsequent events              
Cash dividends declared per common share (in dollars per share) $ 0.20            
Common Stock Increase in Dividend Declared as Percentage 21.00%            
Subsequent event | Collared Accelerated Repurchase Program              
Subsequent events              
Additional Shares Delivered Under Share Repurchase Program             0