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Indebtedness and Borrowing Facility - Narrative (Details) - USD ($)
12 Months Ended
Jan. 01, 2021
Dec. 31, 2020
Oct. 15, 2020
Mar. 09, 2020
Oct. 02, 2018
Dec. 31, 2020
Mar. 31, 2021
Mar. 26, 2021
Nov. 05, 2020
Sep. 30, 2020
Dec. 31, 2019
Debt Instrument [Line Items]                      
Aggregate maturities of debt   $ 330,000,000.0       $ 330,000,000.0          
Gain extinguishment of debt       $ 22,900,000              
Rights offering                 $ 20,000,000.0    
New ABL Facility                      
Debt Instrument [Line Items]                      
Aggregate maturities of debt   0       0          
Maximum borrowing capacity   75,000,000.0     $ 150,000,000.0 75,000,000.0          
Deferred financing cost assets charged to interest expense           1,100,000          
Maximum borrowing capacity covenants   9,400,000       9,400,000          
Borrowings   0       0          
Letters of credit outstanding   36,000,000.0       36,000,000.0          
Available borrowing capacity   10,500,000       10,500,000          
New ABL Facility | Administrative Service                      
Debt Instrument [Line Items]                      
Available cash balance   8,100,000       8,100,000       $ 8,100,000  
New ABL Facility | Letter of Credit                      
Debt Instrument [Line Items]                      
Maximum borrowing capacity         50,000,000.0            
Subsequent event | New ABL Facility                      
Debt Instrument [Line Items]                      
Maximum borrowing capacity             $ 60,000,000.0        
Subsequent event | New ABL Facility | Administrative Service                      
Debt Instrument [Line Items]                      
Available cash balance               $ 15,500,000      
Series A Participating Preferred Stock | Exchange Agreement                      
Debt Instrument [Line Items]                      
Number of shares issued (in shares)       118,805              
Cash paid in note conversion       $ 1,500,000              
Second Lien Delayed Draw Promissory Note                      
Debt Instrument [Line Items]                      
Initial advance   7,500,000 $ 7,500,000                
Senior Notes                      
Debt Instrument [Line Items]                      
Aggregate maturities of debt   300,000,000       $ 300,000,000         $ 300,000,000
Aggregate principal amount         $ 300,000,000.0            
Stated interest rate       10.75% 10.75%            
Redemption price, percentage of aggregate principal amount outstanding         99.00%            
Effective interest rate         11.00%            
Senior Notes | Ascribe Senior Notes                      
Debt Instrument [Line Items]                      
Aggregate principal amount       $ 34,400,000              
Total debt       $ 21,600,000              
Senior Notes | Ascribe Senior Notes | Subsequent event | Ascribe Investments III LLC                      
Debt Instrument [Line Items]                      
Aggregate principal amount             $ 47,500,000        
Senior Notes | Ascribe Senior Notes | Measurement Input, Discount Rate                      
Debt Instrument [Line Items]                      
Debt measurement input percentage       0.37              
Senior Notes | Senior Secured Notes Due 2025                      
Debt Instrument [Line Items]                      
Stated interest rate                 11.00%    
Senior Notes | Super Priority Lien, Senior Secured Notes Due 2025                      
Debt Instrument [Line Items]                      
Stated interest rate                 9.75%    
Senior Notes | Redemption period                      
Debt Instrument [Line Items]                      
Redemption price, percentage of aggregate principal amount outstanding           101.00%          
Senior Notes | Minimum                      
Debt Instrument [Line Items]                      
Redemption, percent of aggregate principal amount outstanding           25.00%          
Secured Debt | Senior Secured Promissory Note                      
Debt Instrument [Line Items]                      
Aggregate maturities of debt   15,000,000       $ 15,000,000         0
Aggregate principal amount       $ 15,000,000              
Stated interest rate       10.00%              
Debt instrument, unamortized discount       $ 7,000,000              
Secured Debt | Senior Secured Promissory Note | Subsequent event                      
Debt Instrument [Line Items]                      
Increase in interest rate percentage 2.00%                    
Secured Debt | Second Lien Delayed Draw Promissory Note                      
Debt Instrument [Line Items]                      
Aggregate maturities of debt   $ 15,000,000       $ 15,000,000         $ 0
Aggregate principal amount     $ 15,000,000.0                
Stated interest rate     9.75%