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STOCK-BASED COMPENSATION, Board of Directors Compensation (Details) - Director [Member] - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Stock-based compensation, aggregate disclosures [Abstract]        
Shares issued (in shares)     21,667 17,500
Restricted Stock [Member]        
Stock-based compensation, aggregate disclosures [Abstract]        
Restricted stock awards and units vesting terms     1 year  
Selling, General and Administrative Expenses [Member] | Restricted Stock [Member]        
Stock-based compensation, aggregate disclosures [Abstract]        
Compensation expense $ 210 $ 204 $ 595 $ 567