v3.26.1
FAIR VALUE MEASUREMENTS - Schedule of Recurring Fair Value Measurements (Details) - USD ($)
Jun. 30, 2026
Dec. 31, 2025
Derivative assets    
Derivative asset, fair value, gross $ 192,000,000 $ 129,000,000
Derivative assets netting (155,000,000) (67,000,000)
Derivative assets 37,000,000 62,000,000
Derivative liabilities    
Derivative liability, fair value, gross (155,000,000) (67,000,000)
Derivative liabilities netting 155,000,000 67,000,000
Derivative liabilities 0 0
Cash held - offsetting derivative net asset positions under master- netting arrangements 0 0
Cash posted - total 46,000,000 4,000,000
Level 1    
Derivative assets    
Derivative asset, fair value, gross 76,000,000 60,000,000
Derivative liabilities    
Derivative liability, fair value, gross (96,000,000) (21,000,000)
Level 2    
Derivative assets    
Derivative asset, fair value, gross 116,000,000 69,000,000
Derivative liabilities    
Derivative liability, fair value, gross (59,000,000) (46,000,000)
Level 3    
Derivative assets    
Derivative asset, fair value, gross 0 0
Derivative liabilities    
Derivative liability, fair value, gross 0 0
Commodity contracts    
Derivative assets    
Derivative asset, fair value, gross 192,000,000 129,000,000
Derivative assets netting (155,000,000) (67,000,000)
Derivative assets 37,000,000 62,000,000
Derivative liabilities    
Derivative liability, fair value, gross (155,000,000) (67,000,000)
Derivative liabilities netting 155,000,000 67,000,000
Derivative liabilities 0 0
Commodity contracts | Level 1    
Derivative assets    
Derivative asset, fair value, gross 76,000,000 60,000,000
Derivative liabilities    
Derivative liability, fair value, gross (96,000,000) (21,000,000)
Commodity contracts | Level 2    
Derivative assets    
Derivative asset, fair value, gross 116,000,000 69,000,000
Derivative liabilities    
Derivative liability, fair value, gross (59,000,000) (46,000,000)
Commodity contracts | Level 3    
Derivative assets    
Derivative asset, fair value, gross 0 0
Derivative liabilities    
Derivative liability, fair value, gross $ 0 $ 0