Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt - Other (Details)

v3.20.2
Long-Term Debt - Other (Details) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2020
Mar. 20, 2020
Dec. 31, 2019
Senior Notes | Event of Default Scenario | Amended Credit Agreement      
Debt covenants      
Minimum percentage of principal of debt holders to declare debt immediately due and payable 25.00%    
Revolving Facility      
Long-Term Debt      
Revolving Facility $ 450,000   $ 250,000
Less: standby letters of credit (60,382)   (61,382)
Availability under Revolving Facility 389,618   $ 188,618
Revolving Facility | Amended Credit Agreement      
Long-Term Debt      
Revolving Facility $ 450,000 $ 450,000