Annual report pursuant to Section 13 and 15(d)

STOCK-BASED COMPENSATION (Changes in Outstanding Options and Weighed-Average Exercise Price Per Share) (Detail)

v3.3.1.900
STOCK-BASED COMPENSATION (Changes in Outstanding Options and Weighed-Average Exercise Price Per Share) (Detail) - USD ($)
$ / shares in Units, shares in Thousands, $ in Millions
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Shares      
Outstanding at the beginning of the year 2,579 3,530 4,748
Granted (all at market price) 189 249 346
Exercised (888) (1,145) (1,469)
Forfeited and cancelled (14) (55) (95)
Outstanding at the end of the year 1,866 2,579 3,530
Vested and expected to vest at end of year 1,796    
Exercisable at end of year 1,411 1,970 2,495
Weighted-Average Exercise Price      
Outstanding at the beginning of the year $ 42.54 $ 37.85 $ 34.64
Granted (all at market price) 97.21 73.46 60.15
Exercised 38.74 34.81 32.58
Forfeited and cancelled 37.17 49.12 44.24
Outstanding at the end of the year 57.95 42.54 37.85
Vested and expected to vest at end of year 48.62    
Exercisable at end of year $ 39.90 $ 36.39 $ 34.45
Weighted-Average Remaining Contractual Term      
Outstanding at the end of the year 5 years 10 months 24 days    
Vested and expected to vest at end of year 5 years 9 months 18 days    
Exercisable at end of year 5 years    
Aggregate Intrinsic Value      
Outstanding at the end of the year $ 114.8    
Vested and expected to vest at end of year 112.8    
Exercisable at end of year $ 100.8