v3.25.3
DERIVATIVES - Gains and Losses on Derivative Instruments Included in Statement of Operations (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Derivative Instruments, Gain (Loss) [Line Items]        
Gain (loss) on derivative instruments, net: $ 18 $ 7 $ 21 $ 5
Net cash receipts (payments) on derivatives: 11 0 23 (2)
Commodity contracts        
Derivative Instruments, Gain (Loss) [Line Items]        
Gain (loss) on derivative instruments, net: 13 7 15 5
Net cash receipts (payments) on derivatives: 8 0 20 (2)
2026 WTI Contingent Liability        
Derivative Instruments, Gain (Loss) [Line Items]        
Gain (loss) on derivative instruments, net: 2 0 3 0
Treasury locks        
Derivative Instruments, Gain (Loss) [Line Items]        
Gain (loss) on derivative instruments, net: 3 0 3 0
Net cash receipts (payments) on derivatives: $ 3 $ 0 $ 3 $ 0