Annual report pursuant to Section 13 and 15(d)

STOCK INCENTIVE AND STOCK OPTION PLANS (Details 2)

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STOCK INCENTIVE AND STOCK OPTION PLANS (Details 2) (USD $)
In Millions, except Share data, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Stock option plan activity      
Balance, at the beginning of the period (in shares) 1,309,168 1,243,037 1,073,595
Granted (in shares) 432,370 321,945 316,159
Exercised (in shares) (265,528) (241,815) (134,520)
Forfeited (in shares) (13,674) (13,999) (12,197)
Balance, at the end of the period (in shares) 1,462,336 1,309,168 1,243,037
Exercisable (in shares) 758,936 785,869 721,210
Weighted average exercise price activity      
Weighted-average Exercise Price at the beginning of the period (in dollars per share) $ 78.80 $ 59.02 $ 37.92
Weighted-average Exercise Price Granted (in dollars per share) $ 112.07 $ 119.34 $ 115.71
Weighted-average Exercise Price Exercised (in dollars per share) $ 40.48 $ 31.73 $ 23.93
Weighted-average Exercise Price Forfeited (in dollars per share) $ 105.19 $ 67.86 $ 57.68
Weighted-average Exercise Price at the end of the period (in dollars per share) $ 95.35 $ 78.80 $ 59.02
Weighted-average Exercise Price Exercisable (in dollars per share) $ 76.85 $ 51.40 $ 38.75
Weighted-average remaining contractual life of options outstanding 7 years 4 months    
Weighted-average remaining contractual life of options exercisable 5 years 11 months 9 days 6 years 3 months 4 days 6 years 3 months
Aggregate intrinsic value of options outstanding $ 66    
Aggregate intrinsic value of options exercisable 48 44 38
Weighted average grant date fair value of options granted (in dollars per share) $ 48.00 $ 54.25 $ 51.23
Total intrinsic value of options exercised $ 22 $ 19 $ 12