Quarterly report pursuant to Section 13 or 15(d)

Derivative Instruments - Assets and liabilities (Details)

v3.21.2
Derivative Instruments - Assets and liabilities (Details) - USD ($)
$ in Thousands
Sep. 30, 2021
Dec. 31, 2020
Commodity derivative    
Commodity derivative assets    
Gross amounts on balance sheet $ 18,246 $ 181,375
Gross amounts offset on balance sheet (18,246) (69,542)
Total asset derivatives   111,833
Commodity derivative liabilities    
Gross amounts on balance sheet (1,786,108) (199,956)
Gross amounts offset on balance sheet 18,246 69,542
Total liability derivatives (1,767,862) (130,414)
Embedded derivatives    
Commodity derivative assets    
Gross amounts on balance sheet 15,461 40,590
Total asset derivatives $ 15,461 $ 40,590