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NET INCOME PER SHARE (Details 2) - shares
shares in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Restricted stock awards        
NET INCOME PER SHARE        
Antidilutive securities excluded from the computation of diluted earnings per share 103 4,295 63 4,295