v3.26.1
Inventory, Linefill and Long-term Inventory (Details)
bbl in Thousands, $ in Millions
Jun. 30, 2026
USD ($)
$ / bbl
bbl
Dec. 31, 2025
USD ($)
$ / bbl
bbl
Inventory by category    
Inventory subtotal, carrying value $ 84 $ 211
Linefill subtotal, carrying value 892 900
Long-term inventory subtotal, carrying value 257 214
Total $ 1,233 $ 1,325
Crude oil    
Inventory by category    
Inventory, volumes (in barrels) | bbl 722 2,948
Linefill, volumes (in barrels) | bbl 14,975 15,112
Long-term inventory, volumes (in barrels) | bbl 3,647 3,724
Inventory subtotal, carrying value $ 52 $ 166
Linefill subtotal, carrying value 891 898
Long-term inventory subtotal, carrying value $ 255 $ 213
Inventory (price/unit of measure) (usd per barrel) | $ / bbl 72.02 56.31
Linefill (price/unit of measure) (usd per barrel) | $ / bbl 59.50 59.42
Long-term inventory (price/unit of measure (usd per barrel) | $ / bbl 69.92 57.20
NGL    
Inventory by category    
Inventory, volumes (in barrels) | bbl 333 562
Linefill, volumes (in barrels) | bbl 32 33
Long-term inventory, volumes (in barrels) | bbl 51 26
Inventory subtotal, carrying value $ 17 $ 27
Linefill subtotal, carrying value 1 2
Long-term inventory subtotal, carrying value $ 2 $ 1
Inventory (price/unit of measure) (usd per barrel) | $ / bbl 51.05 48.04
Linefill (price/unit of measure) (usd per barrel) | $ / bbl 31.25 60.61
Long-term inventory (price/unit of measure (usd per barrel) | $ / bbl 39.22 38.46
Other    
Inventory by category    
Inventory subtotal, carrying value $ 15 $ 18