Quarterly report pursuant to Section 13 or 15(d)

Indebtedness and Borrowing Facility - Long-Term Debt (Details)

v3.21.1
Indebtedness and Borrowing Facility - Long-Term Debt (Details) - USD ($)
$ in Thousands
Mar. 31, 2021
Dec. 31, 2020
Mar. 09, 2020
Oct. 02, 2018
Debt Instrument [Line Items]        
Finance lease liabilities $ 14,601 $ 16,986    
Total principal amount 392,101 346,986    
Less unamortized discount and debt issuance costs (57,690) (21,703)    
Total debt 334,411 325,283    
Less current portion of finance leases (6,839) (7,520)    
Total long-term debt 327,572 317,763    
Senior Notes        
Debt Instrument [Line Items]        
Stated interest rate     10.75% 10.75%
Aggregate principal amount 347,500 300,000    
Secured Debt | Senior Secured Promissory Note        
Debt Instrument [Line Items]        
Aggregate principal amount 15,000 15,000    
Secured Debt | Second Lien Delayed Draw Promissory Note        
Debt Instrument [Line Items]        
Aggregate principal amount $ 15,000 $ 15,000