Quarterly report pursuant to Section 13 or 15(d)

DEBT (Details)

v3.10.0.1
DEBT (Details)
1 Months Ended 3 Months Ended 6 Months Ended
Apr. 13, 2018
USD ($)
Mar. 21, 2018
USD ($)
Oct. 31, 2017
USD ($)
Oct. 11, 2017
USD ($)
Aug. 17, 2017
USD ($)
Jun. 16, 2017
USD ($)
item
Apr. 30, 2018
USD ($)
Jun. 30, 2018
USD ($)
Jun. 30, 2017
USD ($)
Jun. 30, 2018
USD ($)
Jun. 30, 2017
USD ($)
Jul. 11, 2018
USD ($)
Dec. 31, 2017
USD ($)
Debt                          
Effective rate on outstanding debt               21.00%   21.00%     20.30%
Repayments of long-term debt                     $ 165,515,000    
Term loan, net proceeds from borrowing                     161,599,000    
Long-term debt, net               $ 25,717,000   $ 25,717,000     $ 24,304,000
Restricted cash               6,568,000   6,568,000     11,562,000
Amortization of deferred financing costs                   $ 219,000 81,000    
Revolving Credit Facility | Maximum                          
Debt                          
Amortization of deferred financing costs                     $ 100,000    
Letters of credit                          
Debt                          
Cash collateral as percentage of face amount of letter of credit                   105.00%      
Interest rate on letters of credit issued under the revolving letter of credit sublimit                 8.50%   8.50%    
Letters of credit | Collateral For Letter Of Credit                          
Debt                          
Restricted cash               5,500,000   $ 5,500,000      
Stand-by letters of credit                          
Debt                          
Outstanding letters of credit               5,100,000   5,100,000      
Amounts drawn upon letters of credit               0   0      
Surety bonds                          
Debt                          
Outstanding surety bond               38,900,000   38,900,000      
Centre Lane Term Facility                          
Debt                          
Term loan, term           4 years 6 months              
Term loan, closing date           Jun. 16, 2017              
Term loan, maturity date           Dec. 16, 2021              
Term loan, net proceeds from borrowing         $ 15,300,000                
Upfront fee (as a percent)           7.00%              
Term loan, annual administrative fee           $ 25,000              
Percentage of voting equity interests of domestic subsidiaries and certain specified foreign subsidiaries           100.00%              
Percentage of voting equity interests of other directly owned foreign subsidiaries, subject to customary exceptions           65.00%              
Term loan, voting equity interests description           The Company's obligations under the Centre Lane Facility are guaranteed by all of its wholly owned domestic subsidiaries, subject to customary exceptions. The Company's obligations are secured by first priority security interests on substantially all of its assets and those of its wholly owned domestic subsidiaries. This includes 100% of the voting equity interests of the Company's domestic subsidiaries and certain specified foreign subsidiaries and 65% of the voting equity interests of other directly owned foreign subsidiaries, subject to customary exceptions.              
Term loan, mandatory prepayment           $ 500,000              
Prepayment of aggregate principal amount, as percentage of excess cash flow           100.00%              
Threshold business days | item           5              
Threshold consecutive days           90 days              
Term loan           $ 45,000,000   26,490,000   26,490,000      
Unamortized deferred financing fees               773,000   773,000     $ 900,000
Long-term debt, net               25,717,000   25,717,000      
Centre Lane Term Facility | Minimum voluntary prepayment                          
Debt                          
Term loan, periodic principal repayment           1,000,000              
Centre Lane Term Facility | Maximum                          
Debt                          
Amortization of deferred financing costs               100,000 $ 100,000 200,000 $ 100,000    
Centre Lane Term Facility | Majority Shareholder                          
Debt                          
Term loan, Proceeds from related party debt           $ 6,000,000              
Centre Lane Term Facility | First Out Term Loan                          
Debt                          
Term loan, maturity date         Sep. 30, 2018                
Upfront fee (as a percent)         7.00%                
Term loan, exit fee (as a percent)         7.00%                
Term loan         $ 10,000,000                
Centre Lane Term Facility | Payment In Cash | LIBOR-based loans                          
Debt                          
Term loan, interest rate         9.00%                
Centre Lane Term Facility | Payment In Kind PIK | LIBOR-based loans                          
Debt                          
Term loan, interest rate         10.00%                
Centre Lane Term Facility | Upfront Fee Payment In Kind PIK                          
Debt                          
Term loan, interest rate           19.00%              
Centre Lane Term Facility Fourth Limited Waiver and Fourth Amendment                          
Debt                          
Incremental loan commitment $ 3,000,000                        
Incremental loan commitment, minimum borrowing $ 1,000,000                        
Incremental loan commitment, unused line fee (as a percent) 1.00%                        
Incremental loan commitment, exit fee $ 500,000                        
Term loan, interest rate 50.00%                        
Unamortized deferred financing fees               $ 500,000   $ 500,000      
Prepayment requirement related to future extraordinary cash receipts, waived $ 3,700,000                        
Centre Lane Term Facility Fourth Limited Waiver and Fourth Amendment | LIBOR-based loans                          
Debt                          
Term loan, interest rate 19.00%                        
Centre Lane Facility Fifth Amendment Member | Subsequent Event                          
Debt                          
Amendment fee                       $ 4,000,000  
Discontinued operations disposed of by sale | Mexico | Mechanical Solutions                          
Debt                          
Net proceeds     $ 3,600,000                    
Discontinued operations disposed of by sale | NETHERLANDS | Mechanical Solutions                          
Debt                          
Net proceeds   $ 300,000                      
Discontinued operations disposed of by sale | Centre Lane Term Facility | Mechanical Solutions                          
Debt                          
Repayments of long-term debt       $ 34,000,000                  
Discontinued operations disposed of by sale | Centre Lane Term Facility | Mexico | Mechanical Solutions                          
Debt                          
Repayments of long-term debt     $ 1,900,000                    
June 16, 2017 to June 16, 2018 | Centre Lane Term Facility                          
Debt                          
Prepayment premium, percentage           3.00%              
June 17, 2018 to June 16, 2019 | Centre Lane Term Facility                          
Debt                          
Prepayment premium, percentage           2.00%              
June 17, 2019 to June 16, 2020 | Centre Lane Term Facility                          
Debt                          
Prepayment premium, percentage           1.00%              
After June 16, 2020 | Centre Lane Term Facility                          
Debt                          
Prepayment premium, percentage           0.00%              
Westinghouse | Services                          
Debt                          
Sale of outstanding net receivable             $ 2,100,000