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STOCK-BASED COMPENSATION (Summary of Performance Share Plan Activity) (Details) (USD $)
6 Months Ended
Jun. 30, 2014
Nonvested Shares  
Outstanding beginning balance, nonvested shares / units 8,117,489
Granted, nonvested shares / units 3,572,823
Shares issued, nonvested shares / units (3,974,795)
Forfeited, nonvested shares / units (450,303)
Outstanding ending balance, nonvested shares / units 7,265,214
Weighted Average Grant Date Fair Value  
Outstanding beginning balance, weighted average grant date fair value $ 31.20
Granted, weighted average grant date fair value $ 48.26
Shares issued, weighted average grant date fair value $ 37.24
Forfeited, weighted average grant date fair value $ 43.24
Outstanding ending balance, weighted average grant date fair value $ 35.54