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EARNING (LOSS) PER SHARE (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Dec. 31, 2016
Dec. 31, 2015
BASIC        
Net earnings (loss) attributable to common stockholders $ 353 $ (444) $ 69 $ (2,911)
Weighted average shares outstanding—basic 31,417,859 31,271,234    
Net earnings (loss) per share—basic $ 0.01 $ (0.01)    
DILUTED        
Net earnings (loss) attributable to common stockholders $ 353 $ (444) $ 69 $ (2,911)
Weighted average shares outstanding—basic 31,417,859 31,271,234    
Dilutive securities 146,625 0    
Weighted average shares outstanding, diluted 31,564,484 31,271,234    
Net earnings (loss) per share, diluted $ 0.01 $ (0.01)