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STOCK-BASED COMPENSATION PLANS (Details) (Stock Incentive Plan [Member], Stock Options [Member], USD $)
12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Stock Incentive Plan [Member] | Stock Options [Member]
     
Stock based compensation Fair Value [Abstract]      
Weighted average fair value per share of options granted during the year $ 12.56 $ 8.96 $ 6.73
Expected annual dividend yield 2.68% 3.00% 4.26%
Expected volatility 27.60% 29.39% 35.78%
Risk-free rate of return 2.47% 2.64% 2.53%
Expected option term (years) 5.8 5.4 5.8
Stock Options Number of Options [Abstract]      
Outstanding at beginning of period, 40,791,531 40,910,373 40,933,522
Granted 7,625,950 7,607,950 9,159,650
Exercised (7,984,840) (5,211,526) (645,201)
Lapsed or Canceled (1,516,271) (2,515,266) (8,537,598)
Outstanding at end of period, 38,916,370 40,791,531 40,910,373
Vested and Expected to Vest at December 31, 35,845,642    
Exercisable at December 31, 21,672,281 24,722,493 27,427,023
Options Activity Footnote [Abstract]      
Options expected to vest 14.1    
Outstanding unvested options 17.2    
Number of Options Exercisable 21,672,281 24,722,493 27,427,023
Stock Options Weighted Average Exercise Price [Abstract]      
Outstanding at beginning of period, $ 39.05 $ 38.58 $ 43.97
Granted $ 57.08 $ 40.29 $ 28.40
Exercised $ 36.39 $ 34.77 $ 31.66
Lapsed or Canceled $ 42.38 $ 44.14 $ 53.90
Outstanding at end of period, $ 43.01 $ 39.05 $ 38.58
Vested and Expected to Vest at December 31, $ 42.49    
Exercisable at December 31, $ 40.71 $ 39.43 $ 38.85