Quarterly report pursuant to Section 13 or 15(d)

LONG-TERM DEBT, CAPITAL LEASE AND COMMON STOCK WARRANT LIABILITY - Warrant Liability (Details)

v3.7.0.1
LONG-TERM DEBT, CAPITAL LEASE AND COMMON STOCK WARRANT LIABILITY - Warrant Liability (Details) - USD ($)
$ / shares in Units, $ in Thousands
 6 Months Ended
May 13, 2016
Jun. 30, 2017
Jun. 30, 2016
Class of Warrant or Right [Line Items]      
Change in value of stock warrants   $ (30) $ 241
Common stock warrant liability   $ 1,100  
Warrant to Purchase Common Equity | Second Lien Credit Agreement | Line of Credit      
Class of Warrant or Right [Line Items]      
Warrants issued (in shares) 1,006,568    
Warrant exercise price (in dollars per share) $ 1.67    
Warrants granted as a percent of outstanding common equity 5.00%    
Period for mandatory registration rights to maintain ownership interest 2 years    
Percent reduction in aggregate principal balance 50.00%    
Period for measuring repurchase value 21 days    
Expected contractual term   3 years 5 days  
Expected stock price volatility rate   48.50%  
Expected dividend yield   0.00%  
Expected risk-free interest rate   1.62%  
Warrant to Purchase Common Equity | Second Lien Credit Agreement | Unsecured Debt      
Class of Warrant or Right [Line Items]      
Term of unsecured note 4 years    
Warrant to Purchase Common Equity | Second Lien Credit Agreement | Unsecured Debt | Minimum      
Class of Warrant or Right [Line Items]      
Interest rate on unsecured note 13.25%