XML 30 R48.htm IDEA: XBRL DOCUMENT v3.19.3
Inventory, Linefill and Base Gas and Long-term Inventory (Details)
bbl in Thousands, Mcf in Thousands, $ in Millions
Sep. 30, 2019
USD ($)
$ / Mcf
$ / bbl
bbl
Mcf
Dec. 31, 2018
USD ($)
$ / Mcf
$ / bbl
bbl
Mcf
Inventory by category    
Inventory $ 816 $ 640
Linefill and base gas 930 916
Long-term inventory 159 136
Total 1,905 1,692
Crude oil    
Inventory by category    
Inventory 616 367
Linefill and base gas 775 761
Long-term inventory $ 138 $ 79
Inventory, Volumes (in barrels or in Mcf) | bbl 11,481 9,657
Linefill and base gas, Volumes (in barrels or in Mcf) | bbl 13,513 13,312
Long-term inventory, Volumes (in barrels or in Mcf) | bbl 2,587 1,890
Inventory (Price/Unit of measure) | $ / bbl 53.65 38.00
Linefill and base gas (Price/Unit of measure) | $ / bbl 57.35 57.17
Long-term inventory (Price/Unit of measure) | $ / bbl 53.34 41.80
NGL    
Inventory by category    
Inventory $ 182 $ 262
Linefill and base gas 47 47
Long-term inventory $ 21 $ 57
Inventory, Volumes (in barrels or in Mcf) | bbl 12,449 10,384
Linefill and base gas, Volumes (in barrels or in Mcf) | bbl 1,715 1,730
Long-term inventory, Volumes (in barrels or in Mcf) | bbl 1,707 2,368
Inventory (Price/Unit of measure) | $ / bbl 14.62 25.23
Linefill and base gas (Price/Unit of measure) | $ / bbl 27.41 27.17
Long-term inventory (Price/Unit of measure) | $ / bbl 12.30 24.07
Natural gas    
Inventory by category    
Linefill and base gas $ 108 $ 108
Linefill and base gas, Volumes (in barrels or in Mcf) | Mcf 24,976 24,976
Linefill and base gas (Price/Unit of measure) | $ / Mcf 4.32 4.32
Other    
Inventory by category    
Inventory $ 18 $ 11