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SHARE-BASED COMPENSATION - Other Options Disclosures (Details) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Other Options Disclosures [Line Items]    
Intrinsic value of options exercised $ 72 $ 147
Tax benefit from options exercised, before impact of valuation allowance 27 56
Cash received from exercise price of options exercised $ 31 $ 28