XML 102 R75.htm IDEA: XBRL DOCUMENT v3.6.0.2
Equity-Based Compensation Restricted Stock Units and Awards Activity (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
12 Months Ended
Dec. 31, 2016
Dec. 31, 2014
Weighted-average fair value per unit and award    
Compensation expense not yet recognized related to non-vested RSUs and RSAs $ 87  
Non-vested stock options weighted-average period for total compensation expense to be recognized ( in years) 1 year 10 months 24 days  
Excess tax benefit for equity-based compensation   $ 5
Restricted Stock Units (RSUs) [Member]    
Number of restricted stock units and awards    
Non-vested at January 1 (shares) 2.1  
Granted (shares) 1.6  
Vested (shares) (0.9)  
Forfeited (shares) (0.2)  
Non-vested at December 31 (shares) 2.6  
Weighted-average fair value per unit and award    
Non-vested at January 1 (usd per share) $ 65.06  
Granted (usd per share) 52.80  
Vested (usd per share) 64.11  
Forfeited (usd per share) 59.89  
Non-vested at December 31 (usd per share) $ 57.87  
Non-vested stock options weighted-average period for total compensation expense to be recognized ( in years) 2 years 6 months