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EARNINGS PER SHARE (Potential common shares not included in computation of diluted earnings per share) (Details)
In Millions, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2012
Mar. 31, 2012
Sep. 30, 2013
Sep. 30, 2012
Earnings Per Share [Abstract]        
Stock options (in shares) 0 3.1 0.4 2.3