Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events (First Amendment) (Details)

v3.20.1
Subsequent Events (First Amendment) (Details) - USD ($)
May 07, 2020
Dec. 31, 2021
First Amendment to the Credit Agreement | Maximum | Forecast    
Subsequent Event [Line Items]    
Total funded debt to EBITDAX ratio   300.00%
Subsequent Event | First Amendment to the Credit Agreement    
Subsequent Event [Line Items]    
Credit facility borrowing base $ 1,700,000,000  
Increase limit 1,700,000,000  
Amount of cash held to lesser $ 125,000,000.0  
Percent of borrowing base 7.50%  
Period required for entering into and maintain minimum hedges 12 months  
Subsequent Event | First Amendment to the Credit Agreement | LIBOR    
Subsequent Event [Line Items]    
Increase in applicable margins 0.75%  
Subsequent Event | First Amendment to the Credit Agreement | Base Rate    
Subsequent Event [Line Items]    
Increase in applicable margins 0.75%  
Subsequent Event | First Amendment to the Credit Agreement | Maximum    
Subsequent Event [Line Items]    
Total funded debt to EBITDAX ratio 400.00%  
Leverage ratio 100.00%  
Leverage ratio for certain investments and cash distributions 250.00%  
Subsequent Event | First Amendment to the Credit Agreement | Minimum    
Subsequent Event [Line Items]    
Net notional volumes, percent of reasonably anticipated production 40.00%  
Mortgage and title coverage as percent of total value of proved oil and gas properties 90.00%  
Subsequent Event | Second Lien Notes    
Subsequent Event [Line Items]    
Debt instrument aggregate principal amount $ 400,000,000