v3.22.2.2
Fair Value Measurements (Assets and Liabilities Measured on Recurring Basis) (Details) - Recurring - USD ($)
$ in Thousands
Sep. 30, 2022
Dec. 31, 2021
Sep. 30, 2021
Assets and liabilities measured at fair value on a recurring basis      
Commodity derivatives, net $ 367,167 $ 285,105 $ 335,095
Provisionally priced contracts (21,503) (45,853) 3,335
Convertible preferred securities 16,946 11,618 11,066
Other assets and liabilities 29,557 (4,577) (7,694)
Total 392,167 246,293 341,802
Level 1      
Assets and liabilities measured at fair value on a recurring basis      
Commodity derivatives, net 110,025 128,407 122,877
Provisionally priced contracts 19,685 43,944 28,469
Convertible preferred securities 0 0 0
Other assets and liabilities (3,037) 2,784 4,171
Total 126,673 175,135 155,517
Level 2      
Assets and liabilities measured at fair value on a recurring basis      
Commodity derivatives, net 257,142 156,698 212,218
Provisionally priced contracts (41,188) (89,797) (25,134)
Convertible preferred securities 0 0 0
Other assets and liabilities 32,594 (7,361) (11,865)
Total 248,548 59,540 175,219
Level 3      
Assets and liabilities measured at fair value on a recurring basis      
Commodity derivatives, net 0 0 0
Provisionally priced contracts 0 0 0
Convertible preferred securities 16,946 11,618 11,066
Other assets and liabilities 0 0 0
Total $ 16,946 $ 11,618 $ 11,066