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Liquidity and Going Concern Assessment (Details)
1 Months Ended 3 Months Ended 6 Months Ended
Mar. 15, 2018
USD ($)
Feb. 01, 2018
USD ($)
Apr. 30, 2018
USD ($)
Mar. 31, 2018
USD ($)
Jun. 30, 2018
USD ($)
operating_lease
Jun. 30, 2017
USD ($)
Jun. 30, 2018
USD ($)
operating_lease
Jun. 30, 2017
USD ($)
Aug. 09, 2018
USD ($)
Jul. 31, 2018
USD ($)
Jun. 01, 2018
USD ($)
May 10, 2018
USD ($)
Dec. 31, 2017
USD ($)
Aug. 08, 2017
USD ($)
May 12, 2017
USD ($)
May 11, 2017
USD ($)
May 10, 2017
USD ($)
Dec. 31, 2016
USD ($)
Nov. 15, 2016
USD ($)
Debt Instrument [Line Items]                                      
Long-term debt         $ 18,583,000   $ 18,583,000           $ 19,314,000            
Working capital deficit         36,000,000   36,000,000                        
Cash and cash equivalents         582,000 $ 1,250,000 582,000 $ 1,250,000         884,000         $ 1,866,000  
Past due payables         $ 15,000,000   $ 15,000,000                        
Past due percentage of outstanding payables         79.00%   79.00%                        
Net cash provided by operating activities of continuing operations             $ 693,000 (6,681,000)                      
Loss from continuing operations before tax         $ 5,163,000 $ 5,892,000 $ 10,357,000 $ 9,129,000                      
Provant                                      
Debt Instrument [Line Items]                                      
Subordinated promissory note                         1,917,000            
Olathe, KS and East Greenwich, RI                                      
Debt Instrument [Line Items]                                      
Number of properties under operating leases | operating_lease         2   2                        
Line of Credit | August 2017 Term Loan | Provant                                      
Debt Instrument [Line Items]                                      
Line of credit facility, maximum borrowing capacity         $ 2,000,000   $ 2,000,000                        
Term Loans                                      
Debt Instrument [Line Items]                                      
Deb face amount         8,250,000   8,250,000           8,500,000            
Term Loans | Term Loans                                      
Debt Instrument [Line Items]                                      
Long-term debt         11,860,000   11,860,000           8,500,000            
Line of credit facility, maximum borrowing capacity                                 $ 3,700,000    
Debt balance in default $ 250,000   $ 250,000 $ 250,000                              
Deb face amount                                     $ 5,000,000
Term Loans | Term Loans | Provant                                      
Debt Instrument [Line Items]                                      
Long-term debt         6,500,000   6,500,000                        
Line of credit facility, maximum borrowing capacity                               $ 6,500,000      
Deb face amount                               6,500,000.0      
Term Loans | May 2018 Term Loan | SWK                                      
Debt Instrument [Line Items]                                      
Deb face amount         1,500,000.0   1,500,000.0       $ 1,500,000.0 $ 1,500,000              
Term Loans | May 2018 Term Loan | SWK | Subsequent Event                                      
Debt Instrument [Line Items]                                      
Deb face amount                 $ 1,500,000.0                    
Term Loans | Fifth Amendment Term Loan | SWK                                      
Debt Instrument [Line Items]                                      
Deb face amount                     5,000,000.0                
Term Loans | Fifth Amendment Term Loan | SWK | Subsequent Event                                      
Debt Instrument [Line Items]                                      
Deb face amount                 5,000,000.0                    
Term Loans | August 2017 Term Loan                                      
Debt Instrument [Line Items]                                      
Long-term debt                           $ 2,000,000          
Repayments of debt   $ 250,000                                  
Debt balance in default     $ 250,000                                
Deb face amount                               2,000,000.0      
Term Loans | August 2017 Term Loan | SWK                                      
Debt Instrument [Line Items]                                      
Deb face amount         1,750,000.00   1,750,000.00       $ 1,750,000.00                
Term Loans | August 2017 Term Loan | SWK | Subsequent Event                                      
Debt Instrument [Line Items]                                      
Deb face amount                 1,750,000.00                    
Term Loans | Sixth Amendment Term Loan | SWK | Subsequent Event                                      
Debt Instrument [Line Items]                                      
Deb face amount                 800,000.0                    
Term Loans | SWK Term Loans | SWK                                      
Debt Instrument [Line Items]                                      
Outstanding borrowings under term loan         11,900,000   11,900,000                        
Term Loans | Fourth, Fifth and Sixth Amendment Term Loans [Member] | SWK                                      
Debt Instrument [Line Items]                                      
Outstanding borrowings under term loan         3,600,000   3,600,000                        
Term Loans | Fourth, Fifth and Sixth Amendment Term Loans [Member] | SWK | Subsequent Event                                      
Debt Instrument [Line Items]                                      
Deb face amount                 $ 7,300,000                    
Line of Credit | 2016 Credit and Security Agreement                                      
Debt Instrument [Line Items]                                      
Borrowings outstanding         5,800,000   5,800,000                        
Long-term debt         5,766,000   5,766,000           10,015,000            
Line of credit facility, maximum borrowing capacity                                 $ 7,000,000    
Line of Credit | 2016 Credit and Security Agreement | Subsequent Event                                      
Debt Instrument [Line Items]                                      
Borrowings outstanding                   $ 4,400,000                  
Available borrowing capacity                   $ 100,000                  
Line of Credit | 2016 Credit and Security Agreement | Provant                                      
Debt Instrument [Line Items]                                      
Line of credit facility, accordion feature                               $ 15,000,000.0      
Line of credit, percentage to calculate available borrowing base                               85.00%      
Line of credit facility, maximum borrowing capacity                               $ 10,000,000      
Line of Credit | Seasonal Facility | Guarantor Subsidiaries | Provant                                      
Debt Instrument [Line Items]                                      
Line of credit facility, maximum borrowing capacity         2,000,000.0   2,000,000.0               $ 2,000,000.0        
Subordinated Debt | Subordinated Promissory Note                                      
Debt Instrument [Line Items]                                      
Long-term debt         1,575,000   1,575,000           $ 1,543,000            
Subordinated Debt | Subordinated Promissory Note | Provant | Century Equity Partners                                      
Debt Instrument [Line Items]                                      
Subordinated promissory note         $ 1,900,000   $ 1,900,000