Quarterly report pursuant to Section 13 or 15(d)

STOCK-BASED COMPENSATION - Additional Information (Details)

v3.10.0.1
STOCK-BASED COMPENSATION - Additional Information (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 9 Months Ended
Sep. 01, 2018
Aug. 09, 2018
Feb. 20, 2018
Jan. 17, 2018
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Compensation expense         $ 629 $ 716 $ 1,002 $ 2,005
Restricted Stock Awards [Member] | Officer [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Compensation expense         0   $ 5  
Shares granted (in shares)       361        
Shares granted (in dollars per share)       $ 13.85        
Restricted Stock Unit Awards [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Shares granted (in shares)             151,908  
Shares granted (in dollars per share)             $ 12.45  
Restricted Stock Unit Awards [Member] | Officer [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Compensation expense         108   $ 252  
Shares granted (in shares)     102,000          
Shares granted (in dollars per share)     $ 12.15          
Percentage of stock vests ratably over three years     50.00%          
Vesting period of stock vests ratably over three years             3 years  
Percentage of stock vests at the end of the three years     50.00%          
Vesting period of stock vests at the end of three years             3 years  
Restricted Stock Unit Awards [Member] | Officer [Member] | Vesting through 2020 [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Compensation expense         95 121 $ 301 161
Restricted Stock Unit Awards [Member] | Director [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Compensation expense         4   $ 4  
Shares granted (in shares) 9,000              
Shares granted (in dollars per share) $ 14.00              
Vesting period             2 years  
Vesting increment percentage             50.00%  
Restricted Stock Unit Awards [Member] | Director [Member] | Vesting through 2020 [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Compensation expense         75 75 $ 240 231
Restricted Stock Unit Awards [Member] | Officer 1 [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Compensation expense         79 106 $ 255 316
Percentage of stock vests ratably over three years             50.00%  
Vesting period of stock vests ratably over three years             3 years  
Percentage of stock vests at the end of the three years             50.00%  
Vesting period of stock vests at the end of three years             3 years  
Restricted Stock Unit Awards [Member] | Officer and Key Employees [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Vesting period             4 years  
Restricted Stock Unit Awards [Member] | Officer and Key Employees [Member] | Vesting through 2019 [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Compensation expense         98 108 $ 300 323
Stock Options [Member] | Director [Member] | Vesting through 2017 [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Compensation expense         0 30 $ 0 90
Stock Options [Member] | Officer and Key Employees [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Vesting period             4 years  
Stock Options [Member] | Officer and Key Employees [Member] | Vesting through 2018 [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Compensation expense         0 277 $ 154 884
Stock Options [Member] | Mr. Hatem El Khalidi [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Compensation expense         0 $ 0 $ (679) $ 0
August 9, 2018 [Member] | Restricted Stock Awards [Member]                
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                
Compensation expense         $ 171      
Shares granted (in shares)   40,000            
Shares granted (in dollars per share)   $ 12.85            
Vesting period   6 months