EARNINGS PER SHARE (Details 2)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Stock Options
     
Share-based compensation arrangement by share-based payment award      
Antidilutive securities excluded from computation of earnings per share amount 2,726,800 2,178,400 2,086,100
Restricted Stock
     
Share-based compensation arrangement by share-based payment award      
Antidilutive securities excluded from computation of earnings per share amount 0 0 126,000