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DEBT (Details) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 9 Months Ended 12 Months Ended
Jul. 31, 2017
Feb. 28, 2017
Sep. 30, 2017
Mar. 31, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Dec. 31, 2016
Debt Instrument [Line Items]                
Total debt     $ 32     $ 32   $ 9,027
Current portion     19     19   3,063
Long-term portion     13     13   5,964
Loss on extinguishment of debt $ 6,600   (6,610)   $ 0 (8,290) $ 0  
Senior Debentures, Net [Member] | HN [Member]                
Debt Instrument [Line Items]                
Carrying value of debt     600     600    
Senior Debentures, Net [Member] | Maturity Due February 2019 [Member]                
Debt Instrument [Line Items]                
Total debt     0     0   0
Aggregate principal amount     $ 6,600     $ 6,600    
Maturity date of note           Feb. 28, 2019    
Effective interest rate     160.60%     160.60%    
Subordinated Notes, Net [Member]                
Debt Instrument [Line Items]                
Loss on extinguishment of debt   $ (1,500)            
Subordinated Notes, Net [Member] | HN [Member]                
Debt Instrument [Line Items]                
Carrying value of debt     $ 5,300     $ 5,300    
Aggregate principal amount     6,000     6,000    
Subordinated Notes, Net [Member] | Maturity Due May 2019 [Member]                
Debt Instrument [Line Items]                
Total debt     0     0   $ 6,310
Aggregate principal amount     $ 5,900     $ 5,900    
Maturity date of note           May 31, 2019    
Effective interest rate     15.00%     15.00%    
Variable interest rate           7.00%   11.75%
Payment of note principal       $ 200        
Payment of accrued note interest       $ 300        
Other [Member]                
Debt Instrument [Line Items]                
Total debt     $ 32     $ 32   $ 75
Senior Revolving Loan [Member]                
Debt Instrument [Line Items]                
Total debt     0     0   1,725
Senior Term Loan, Net [Member]                
Debt Instrument [Line Items]                
Total debt     $ 0     $ 0   $ 917