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Rights Offering (Details) - USD ($)
9 Months Ended
Oct. 14, 2020
Sep. 01, 2020
Sep. 30, 2020
Dec. 31, 2019
Class of Warrant or Right [Line Items]        
Preferred stock, par value (in dollars per share)     $ 0.01 $ 0.01
Number of preferred shares outstanding     0 0
Common stock, shares outstanding     44,214,603 44,214,603
Rights Offering        
Class of Warrant or Right [Line Items]        
Amount of charge from shareholders for issue of rights   no    
Subscription price per unit of a right   $ 1,090    
Number of preferred stock eligible for each warrant become exercisable   1    
Number of subscription rights to be held for purchase of a unit   1,105    
Number of units entitled for 1,105 subscription rights held   1    
Net proceeds from rights offering   $ 43,000,000    
Rights Offering | Subsequent Event        
Class of Warrant or Right [Line Items]        
Rights Offering and realized in gross proceeds $ 43,600,000      
Rights Offering | Series C Preferred Stock        
Class of Warrant or Right [Line Items]        
Preferred stock, par value (in dollars per share)   $ 0.01    
Number of common shares for unit   750    
Percentage of dividend on liquidation preference to be paid in cash   3.00%    
Liquidation preference per share of preferred stock   $ 1,000    
Annual increase in percentage of the liquidation preference per share, if dividend not paid in cash   5.00%    
Issued and gross proceeds     $ 43,600,000  
Rights Offering | Investment Agreement | Subsequent Event        
Class of Warrant or Right [Line Items]        
Number of Units for which Stockholders Exercised Subscription Rights 6,694      
Rights Offering | Investment Agreement | Icahn Capital LP        
Class of Warrant or Right [Line Items]        
Percentage of interest held   15.00%    
Rights Offering | Investment Agreement | Icahn Capital LP        
Class of Warrant or Right [Line Items]        
Fees paid for investment commitment   $ 0    
Rights Offering | Investment Agreement | Icahn Capital LP | Subsequent Event        
Class of Warrant or Right [Line Items]        
Number of units subscribed 5,971      
Number of units sold that remains unsubscribed 33,306      
Affiliates own 48.60%      
Rights Offering | Investment Agreement | Icahn Capital LP | Series C Preferred Stock | Subsequent Event        
Class of Warrant or Right [Line Items]        
Number of units sold 40,000      
Number of preferred shares outstanding 40,000      
Common stock, shares outstanding 74,214,603