Annual report pursuant to Section 13 and 15(d)

Debt - Successor Credit Facility (Details)

v3.19.3.a.u2
Debt - Successor Credit Facility (Details)
Oct. 08, 2019
USD ($)
Mar. 26, 2019
USD ($)
Dec. 31, 2019
USD ($)
Sep. 20, 2019
USD ($)
Successor credit facility        
Debt Instrument [Line Items]        
Maximum borrowing capacity $ 50,000,000.0      
Credit facility sublimit   $ 30,000,000.0    
Minimum liquidity   25,000,000    
Cash in liquidity account (not to exceed)   $ 10,000,000.0    
Increase in borrowing capacity 75,000,000.0      
Commitment fee (as a percent)   0.50%    
Borrowing base availability     $ 40,200,000  
Reduction to borrowing base availability     9,300,000  
Resulting availability under Credit Facility     30,900,000  
Debt issuance costs     1,500,000  
Debt issuance costs, net of amortization     $ 1,300,000  
Successor credit facility | London Interbank Offered Rate (LIBOR) | Minimum        
Debt Instrument [Line Items]        
Basis spread on variable rate   2.25%    
Successor credit facility | London Interbank Offered Rate (LIBOR) | Maximum        
Debt Instrument [Line Items]        
Basis spread on variable rate   2.75%    
Successor credit facility | Base Rate | Minimum        
Debt Instrument [Line Items]        
Basis spread on variable rate   1.25%    
Successor credit facility | Base Rate | Maximum        
Debt Instrument [Line Items]        
Basis spread on variable rate   1.75%    
Amended and Restated Credit Agreement        
Debt Instrument [Line Items]        
Cash in liquidity account (not to exceed) $ 10,000,000.0      
Minimum fixed charge coverage ratio, excess availability threshold (as a percent) 0.200      
Minimum fixed charge coverage ratio, excess availability threshold 90.00%      
Voluntary prepayment       $ 35,000,000.0
Amended and Restated Credit Agreement | Minimum        
Debt Instrument [Line Items]        
Commitment fee (as a percent) 25.00%      
Amended and Restated Credit Agreement | Maximum        
Debt Instrument [Line Items]        
Commitment fee (as a percent) 37.50%      
Amended and Restated Credit Agreement | London Interbank Offered Rate (LIBOR) | Minimum        
Debt Instrument [Line Items]        
Basis spread on variable rate 175.00%      
Amended and Restated Credit Agreement | London Interbank Offered Rate (LIBOR) | Maximum        
Debt Instrument [Line Items]        
Basis spread on variable rate 225.00%      
Amended and Restated Credit Agreement | Base Rate | Minimum        
Debt Instrument [Line Items]        
Basis spread on variable rate 0.75%      
Amended and Restated Credit Agreement | Base Rate | Maximum        
Debt Instrument [Line Items]        
Basis spread on variable rate 1.25%