XML 86 R73.htm IDEA: XBRL DOCUMENT v3.5.0.2
Shareholders' Equity And Net Income Per Share Share Repurchase Program (Details) - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Share Repurchase Program [Line Items]        
Stock Repurchased During Period, in shares 894,209 3,649,419 6,492,425 6,882,565
Stock Repurchased, Average Price per Share $ 72.69 $ 85.72 $ 66.95 $ 80.30
Stock Repurchased During Period, Value $ 65 $ 313 $ 435 $ 553
Share Repurchase Program January 2014        
Share Repurchase Program [Line Items]        
Stock Repurchase Program, Authorized Amount 1,000   1,000  
Share Repurchase Program January 2015        
Share Repurchase Program [Line Items]        
Stock Repurchase Program, Authorized Amount 1,500   1,500  
Stock Repurchase Program, Remaining Authorized Repurchase Amount 72   72  
Share Repurchase Program April 2016        
Share Repurchase Program [Line Items]        
Stock Repurchase Program, Authorized Amount $ 1,500   $ 1,500