v3.26.1
Inventory, Linefill and Long-term Inventory (Details)
bbl in Thousands, $ in Millions
Mar. 31, 2026
USD ($)
$ / bbl
bbl
Dec. 31, 2025
USD ($)
$ / bbl
bbl
Inventory by category    
Inventory subtotal, carrying value $ 380 $ 211
Linefill subtotal, carrying value 876 900
Long-term inventory subtotal, carrying value 315 214
Total $ 1,571 $ 1,325
Crude oil    
Inventory by category    
Inventory, volumes (in barrels) | bbl 4,452 2,948
Linefill, volumes (in barrels) | bbl 14,834 15,112
Long-term inventory, volumes (in barrels) | bbl 3,484 3,724
Inventory subtotal, carrying value $ 350 $ 166
Linefill subtotal, carrying value 875 898
Long-term inventory subtotal, carrying value $ 312 $ 213
Inventory (price/unit of measure) (usd per barrel) | $ / bbl 78.62 56.31
Linefill (price/unit of measure) (usd per barrel) | $ / bbl 58.99 59.42
Long-term inventory (price/unit of measure (usd per barrel) | $ / bbl 89.55 57.20
NGL    
Inventory by category    
Inventory, volumes (in barrels) | bbl 318 562
Linefill, volumes (in barrels) | bbl 32 33
Long-term inventory, volumes (in barrels) | bbl 51 26
Inventory subtotal, carrying value $ 15 $ 27
Linefill subtotal, carrying value 1 2
Long-term inventory subtotal, carrying value $ 3 $ 1
Inventory (price/unit of measure) (usd per barrel) | $ / bbl 48.05 48.04
Linefill (price/unit of measure) (usd per barrel) | $ / bbl 39.97 60.61
Long-term inventory (price/unit of measure (usd per barrel) | $ / bbl 45.91 38.46
Other    
Inventory by category    
Inventory subtotal, carrying value $ 15 $ 18