Annual report pursuant to Section 13 and 15(d)

LONG-TERM DEBT AND WARRANT LIABILITY - Second Lien Credit Facility Common Stock Warrants (Details)

v3.6.0.2
LONG-TERM DEBT AND WARRANT LIABILITY - Second Lien Credit Facility Common Stock Warrants (Details) - USD ($)
$ / shares in Units, $ in Thousands
 8 Months Ended 12 Months Ended
May 13, 2016
Dec. 31, 2016
Dec. 31, 2016
Dec. 31, 2015
Class of Warrant or Right [Line Items]        
Common stock warrant liability   $ 1,117 $ 1,117 $ 0
Change in fair value of stock warrants     $ 543 $ 0
Expected contractual term 3 years 10 months 6 days   3 years 4 months 17 days  
Expected volatility rate 44.78%   47.68%  
Expected dividend yield 0.00%   0.00%  
Expected risk-free interest rate 1.10%   1.68%  
Line of Credit | Second Lien Credit Agreement | Warrant to Purchase Common Equity        
Class of Warrant or Right [Line Items]        
Warrants issued 1,006,568      
Warrants granted as a percent of outstanding common equity 5.00%      
Warrant exercise price (in USD per share) $ 1.67      
Warrants, period for measuring warrant exercise price 60 days      
Warrants, period for mandatory registration rights 2 years      
Warrants, redemption rights, decrease in aggregate principal balance on second lien facility 50.00%      
Warrant, redemption rights, period for measuring repurchase value 21 days      
Common stock warrant liability $ 600      
Line of credit, expected term     3 years 6 months  
Change in fair value of stock warrants   $ 500    
Unsecured Debt | Second Lien Credit Agreement | Warrant to Purchase Common Equity        
Class of Warrant or Right [Line Items]        
Term of second lien credit facility after maturity of first lien credit facility 4 years      
Minimum | Unsecured Debt | Second Lien Credit Agreement | Warrant to Purchase Common Equity        
Class of Warrant or Right [Line Items]        
Interest rate 13.25%