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STOCK-BASED COMPENSATION (Details 4) (Stock Options, USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Stock Options
     
Stock Options      
Weighted average grant date fair value (in dollars per share) $ 8.35 $ 4.44 $ 5.07
Risk-free interest rate (as a percent) 1.22% 1.09% 2.69%
Dividend yield (as a percent) 1.47% 2.57% 2.35%
Volatility factor (as a percent) 49.07% 50.97% 49.03%
Expected option life 6 years 6 years 6 years