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CASH FLOW INFORMATION - Stock-Based Compensation (Details) - USD ($)
$ / shares in Units, $ in Thousands
9 Months Ended
May 17, 2017
Mar. 23, 2017
May 18, 2016
Feb. 17, 2016
Sep. 30, 2017
Restricted Stock Units | Directors          
Non-cash investing and financing activities          
Granted (in shares) 25,197        
Shares granted, post reverse stock split (in shares)     66,666    
Aggregate fair value $ 255   $ 340    
2015 EIP Plan | Peter C. Georgiopoulos, Chairman of Board          
Non-cash investing and financing activities          
Shares granted, post reverse stock split (in shares)       40,816  
2015 EIP Plan | John C. Wobensmith          
Non-cash investing and financing activities          
Shares granted, post reverse stock split (in shares)       20,408  
2015 EIP Plan | Executive Officers          
Non-cash investing and financing activities          
Aggregate fair value       $ 318  
2015 EIP Plan | Restricted Stock Units          
Non-cash investing and financing activities          
Granted (in shares)         317,595
2015 EIP Plan | Restricted Stock Units | John C. Wobensmith          
Non-cash investing and financing activities          
Granted (in shares)   292,398      
Aggregate fair value   $ 3,254      
2015 EIP Plan | Stock Option | John C. Wobensmith          
Non-cash investing and financing activities          
Options to purchase (in shares)   133,000      
Exercise price   $ 11.13      
Aggregate fair value   $ 853