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STOCK BASED COMPENSATION (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Dec. 31, 2015
Stock-based compensation          
Stock based compensation expenses $ 67 $ 64 $ 190 $ 203  
Restricted stock/units awards          
Stock-based compensation          
Stock based compensation expenses 67 63 190 264  
Unrecognized compensation and expected weighted-average recognition period          
Unrecognized compensation cost 159   $ 159   $ 349
Expected weighted-average recognition period for unrecognized compensation cost (in years)     7 months 17 days   1 year 2 months 13 days
Performance share incentives          
Stock-based compensation          
Stock based compensation expenses 0 $ 1 $ 0 $ (61)  
Unrecognized compensation and expected weighted-average recognition period          
Unrecognized compensation cost $ 529   $ 529   $ 1,192
Expected weighted-average recognition period for unrecognized compensation cost (in years)     1 year 3 months 26 days   1 year 1 month 28 days