v3.26.1
Financial Instruments and Derivatives (Balance Sheet) (Details)
bbl in Millions, MMBTU in Millions
3 Months Ended 12 Months Ended
Mar. 31, 2026
MMBTU
bbl
Dec. 31, 2025
MMBTU
bbl
Crude oil (barrels) | Long    
Net notional long / short position of derivative instruments bbl 25 6
Petroleum products (barrels) | Short    
Net notional long / short position of derivative instruments bbl 47 27
Natural gas (MMBTUs) | Short    
Net notional long / short position of derivative instruments MMBtus | MMBTU 658 449