XML 184 R155.htm IDEA: XBRL DOCUMENT v3.25.4
Financial Instruments and Risk Management (Risk Management Positions) (Details)
$ in Millions
12 Months Ended
Dec. 31, 2025
USD ($)
$ / bbl
$ / Mcf
MBbls
Dec. 31, 2024
USD ($)
Derivative [Line Items]    
Total Fair Value Position $ 75 $ (20)
Oil [Member] | WTI Three-Way Options Maturing 2026 [Member]    
Derivative [Line Items]    
Derivative, Nonmonetary Notional Amount, Volumes/day | MBbls 36.2  
Term Dec. 31, 2026  
Price Risk Derivatives, at Fair Value, Net $ 48  
Oil [Member] | Basis Contracts Maturing 2026 [Member]    
Derivative [Line Items]    
Price Risk Derivatives, at Fair Value, Net 0  
Oil and NGLs [Member]    
Derivative [Line Items]    
Price Risk Derivatives, at Fair Value, Net $ 48  
Oil and NGLs [Member] | Basis Contracts Maturing 2026 [Member]    
Derivative [Line Items]    
Term Dec. 31, 2026  
Natural Gas [Member] | Fair Value Position Excluding Unexpired Options [Member]    
Derivative [Line Items]    
Price Risk Derivatives, at Fair Value, Net $ 27  
Natural Gas [Member] | AECO Fixed Price Maturing 2026 [Member]    
Derivative [Line Items]    
Derivative, Nonmonetary Notional Amount, Volumes/day | MBbls 100  
Term Dec. 31, 2026  
Average Price, Fixed Price Contracts | $ / Mcf 2.33  
Price Risk Derivatives, at Fair Value, Net $ 12  
Natural Gas [Member] | NYMEX Three-Way Options Maturing 2026 [Member]    
Derivative [Line Items]    
Derivative, Nonmonetary Notional Amount, Volumes/day | MBbls 462  
Term Dec. 31, 2026  
Price Risk Derivatives, at Fair Value, Net $ 27  
Natural Gas [Member] | NYMEX Three-Way Options Maturing 2027 [Member]    
Derivative [Line Items]    
Derivative, Nonmonetary Notional Amount, Volumes/day | MBbls 25  
Term Dec. 31, 2027  
Price Risk Derivatives, at Fair Value, Net $ 0  
Natural Gas [Member] | Basis Contracts Maturing 2026 [Member]    
Derivative [Line Items]    
Term Dec. 31, 2026  
Price Risk Derivatives, at Fair Value, Net $ 0  
Natural Gas [Member] | Basis Contracts Maturing 2027 [Member]    
Derivative [Line Items]    
Term Dec. 31, 2027  
Price Risk Derivatives, at Fair Value, Net $ 3  
Natural Gas [Member] | Basis Contracts [Member]    
Derivative [Line Items]    
Price Risk Derivatives, at Fair Value, Net 0  
Natural Gas [Member] | Physical Forward Contracts [Member]    
Derivative [Line Items]    
Price Risk Derivatives, at Fair Value, Net $ (15)  
Call Option [Member] | Sold [Member] | Oil [Member] | WTI Three-Way Options Maturing 2026 [Member]    
Derivative [Line Items]    
Average Price, Options/Collars | $ / bbl 71.14  
Call Option [Member] | Sold [Member] | Natural Gas [Member] | NYMEX Three-Way Options Maturing 2026 [Member]    
Derivative [Line Items]    
Average Price, Options/Collars | $ / bbl 6.46  
Call Option [Member] | Sold [Member] | Natural Gas [Member] | NYMEX Three-Way Options Maturing 2027 [Member]    
Derivative [Line Items]    
Average Price, Options/Collars | $ / bbl 6.16  
Put Option [Member] | Sold [Member] | Oil [Member] | WTI Three-Way Options Maturing 2026 [Member]    
Derivative [Line Items]    
Average Price, Options/Collars | $ / bbl 50.86  
Put Option [Member] | Sold [Member] | Natural Gas [Member] | NYMEX Three-Way Options Maturing 2026 [Member]    
Derivative [Line Items]    
Average Price, Options/Collars | $ / bbl 2.61  
Put Option [Member] | Sold [Member] | Natural Gas [Member] | NYMEX Three-Way Options Maturing 2027 [Member]    
Derivative [Line Items]    
Average Price, Options/Collars | $ / bbl 2.5  
Put Option [Member] | Bought [Member] | Oil [Member] | WTI Three-Way Options Maturing 2026 [Member]    
Derivative [Line Items]    
Average Price, Options/Collars | $ / bbl 60.21  
Put Option [Member] | Bought [Member] | Natural Gas [Member] | NYMEX Three-Way Options Maturing 2026 [Member]    
Derivative [Line Items]    
Average Price, Options/Collars | $ / bbl 3.33  
Put Option [Member] | Bought [Member] | Natural Gas [Member] | NYMEX Three-Way Options Maturing 2027 [Member]    
Derivative [Line Items]    
Average Price, Options/Collars | $ / bbl 3.5  
Minimum [Member] | Natural Gas [Member] | Basis Contracts [Member]    
Derivative [Line Items]    
Term Dec. 31, 2028  
Minimum [Member] | Natural Gas [Member] | Physical Forward Contracts [Member]    
Derivative [Line Items]    
Term Dec. 31, 2026  
Maximum [Member] | Natural Gas [Member] | Basis Contracts [Member]    
Derivative [Line Items]    
Term Dec. 31, 2030  
Maximum [Member] | Natural Gas [Member] | Physical Forward Contracts [Member]    
Derivative [Line Items]    
Term Dec. 31, 2037