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Long-Term Debt - Securities Purchase Agreement and Second Lien Notes - Additional Information (Details) - USD ($)
3 Months Ended
Aug. 02, 2016
Mar. 31, 2017
Dec. 31, 2016
Debt Instrument [Line Items]      
Unrealized gain on warrants   $ 2,270,000  
Second Lien Notes   $ 14,887,000 $ 11,367,000
Class A Voting Common Stock      
Debt Instrument [Line Items]      
Warrants to purchase common stock   760,000  
Warrant liability   $ 5,100,000  
Second Lien Notes      
Debt Instrument [Line Items]      
Debt instrument face amount   38,000,000  
Repayment of principal second lien notes   $ 21,000,000  
8.750% Senior Notes Due April 15, 2019      
Debt Instrument [Line Items]      
Debt instrument interest rate   8.75%  
Debt instrument repurchase amount   $ 68,200,000  
Debt instrument maturity date   Apr. 15, 2019  
Cash paid for repurchase of debt instrument   $ 36,200,000  
Gain on repurchase of debt instrument   $ 28,500,000  
Securities Purchase Agreement | 12% Senior Secured Second Lien Notes Due 2021      
Debt Instrument [Line Items]      
Debt instrument interest rate 12.00%    
Sale of stock, description of transaction   (i) up to $49,900,000 aggregate principal amount of LRAI’s 12% senior secured second lien notes due 2021 (the “Second Lien Notes”) and (ii) five-year warrants to purchase up to an aggregate 998,000 shares of the Company’s Class A voting common stock at a price equal to $5.00 per share (the “Warrants”).  
Common stock price per share $ 5.00    
Securities Purchase Agreement | 12% Senior Secured Second Lien Notes Due 2021 | Maximum      
Debt Instrument [Line Items]      
Debt instrument face amount $ 49,900,000    
Number of common shares issued 998,000    
Securities Purchase Agreement | Second Lien Notes      
Debt Instrument [Line Items]      
Debt instrument repurchase amount   $ 13,300,000  
Second Lien Notes   $ 17,000,000  
Redemption price, percentage   106.00%