Annual report pursuant to Section 13 and 15(d)

STOCK INCENTIVE AND STOCK OPTION PLANS (Details 3)

v3.3.1.900
STOCK INCENTIVE AND STOCK OPTION PLANS (Details 3) - USD ($)
$ / shares in Units, $ in Millions
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Black-Scholes option pricing model assumptions      
Expected life 5 years 5 years 5 years
Risk-free interest rate 1.41% 1.80% 0.79%
Expected volatility 33.06% 41.17% 56.59%
Dividend yield 1.69% 1.61% 1.55%
Performance Shares      
Share-based compensation plan, other than stock options, activity      
Nonvested at the beginning of the period (in shares) 466,693 475,913 630,084
Granted (in shares) 133,975 206,031 176,649
Vested (in shares) (112,901) (207,093) (303,882)
Forfeited (in shares) (67,398) (8,158) (26,938)
Nonvested at the end of the period (in shares) 420,369 466,693 475,913
Share-based compensation plan, other than stock options, weighted average grant date fair value activity      
Weighted-average Fair Value, Nonvested at the beginning of the period (in dollars per share) $ 119.78 $ 109.93 $ 86.49
Granted (in dollars per share) 128.48 130.38 106.40
Vested (in dollars per share) 115.48 107.64 61.48
Forfeited (in dollars per share) 118.71 121.18 85.07
Weighted-average Nonvested, Outstanding at the end of the period (in dollars per share) $ 123.88 $ 119.78 $ 109.93
Total fair value of equity instruments other than options vested in period (in dollars) $ 11 $ 30 $ 35
Restricted Shares      
Share-based compensation plan, other than stock options, activity      
Nonvested at the beginning of the period (in shares) 11,275 32,541 62,229
Granted (in shares) 0 0 7,506
Vested (in shares) (7,021) (21,266) (26,901)
Forfeited (in shares) 0 0 (10,293)
Nonvested at the end of the period (in shares) 4,254 11,275 32,541
Share-based compensation plan, other than stock options, weighted average grant date fair value activity      
Weighted-average Fair Value, Nonvested at the beginning of the period (in dollars per share) $ 110.94 $ 81.49 $ 66.43
Granted (in dollars per share) 0.00 0.00 114.56
Vested (in dollars per share) 110.66 65.88 62.03
Forfeited (in dollars per share) 0.00 0.00 65.41
Weighted-average Nonvested, Outstanding at the end of the period (in dollars per share) $ 111.40 $ 110.94 $ 81.49
Total fair value of equity instruments other than options vested in period (in dollars) $ 1 $ 3 $ 3