v3.19.2
DEBT AND CREDIT ARRANGEMENTS - Narrative (Details) - USD ($)
1 Months Ended 3 Months Ended 6 Months Ended
Jun. 04, 2019
Dec. 31, 2017
Apr. 30, 2017
Oct. 31, 2017
Apr. 30, 2017
Aug. 31, 2013
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Dec. 31, 2018
Debt Instrument [Line Items]                      
Current portion of long-term debt with affiliate             $ 30,121,000   $ 30,121,000   $ 118,000
Term loan facility with Squadron | Loan Agreement                      
Debt Instrument [Line Items]                      
Debt face amount $ 30,000,000                    
Note payable to Squadron                      
Debt Instrument [Line Items]                      
Interest rate     10.00%   10.00%            
Deferred financing cost     $ 1,000,000   $ 1,000,000            
Extension fee payable period     3 years                
Mortgage balance   $ 20,000,000                  
Debt instrument, extension fee cancelled       $ 667,000              
Interest expense             632,000 $ 562,000 935,000 $ 1,114,000  
Note payable to Squadron | Term Note A                      
Debt Instrument [Line Items]                      
Credit facilities made available         18,400,000            
Note payable to Squadron | Term Note B                      
Debt Instrument [Line Items]                      
Credit facilities made available         $ 16,000,000            
Interest rate     11.00%   11.00%            
Note payable to Squadron | Loan Agreement                      
Debt Instrument [Line Items]                      
Mortgage balance   20,000,000                  
Mortgage payable to affiliate                      
Debt Instrument [Line Items]                      
Interest rate           5.00%          
Mortgage balance             1,359,000   1,359,000   1,418,000
Monthly interest and principal installments           $ 16,000          
Current portion of long-term debt with affiliate             $ 121,000   $ 121,000   $ 118,000
Revolving Credit Facility                      
Debt Instrument [Line Items]                      
Revolving credit facility   15,000,000                  
Revolving Credit Facility | Loan Agreement                      
Debt Instrument [Line Items]                      
Revolving credit facility   $ 15,000,000                  
Three month LIBOR | Note payable to Squadron | Loan Agreement                      
Debt Instrument [Line Items]                      
Debt instrument, basis spread on variable rate 8.61%                    
Debt instrument, interest rate, effective percentage 10.00%                    
Three month LIBOR | Revolving Credit Facility                      
Debt Instrument [Line Items]                      
Debt instrument, basis spread on variable rate   8.61%                  
Debt instrument, interest rate, effective percentage   10.00%