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Inventory, Linefill and Base Gas and Long-term Inventory (Details) bbl in Thousands, Mcf in Thousands, $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 USD ($) $ / bbl $ / Mcf bbl Mcf | Dec. 31, 2020 USD ($) $ / bbl $ / Mcf bbl Mcf | Dec. 31, 2019 USD ($) | Jun. 30, 2021 USD ($)
Inventory-related disclosures |  |  |  |
Charge related to the write-down of inventory | $ 0 | $ 233 | $ 11 |
Charge related to the write-down of inventory, long-term inventory |  | 40 |  |
Inventory by category |  |  |  |
Inventory | 783 | 647 |  |
Linefill and base gas | 907 | 982 |  |
Long-term inventory | 253 | 130 |  |
Total | $ 1,943 | $ 1,759 |  |
Crude oil |  |  |  |
Inventory by category |  |  |  |
Inventory, Volumes (in barrels or in Mcf) | bbl | 8,041 | 13,450 |  |
Linefill and base gas, Volumes (in barrels or in Mcf) | bbl | 15,199 | 14,669 |  |
Long-term inventory, Volumes (in barrels or in Mcf) | bbl | 2,973 | 2,499 |  |
Inventory | $ 544 | $ 441 |  |
Linefill and base gas | 862 | 828 |  |
Long-term inventory | $ 209 | $ 111 |  |
Inventory, Price/Unit of measure (in dollars per unit) | $ / bbl | 67.65 | 32.79 |  |
Linefill and base gas, Price/Unit of measure (in dollars per unit) | $ / bbl | 56.71 | 56.45 |  |
Long-term inventory, Price/Unit of measure (in dollars per unit) | $ / bbl | 70.30 | 44.42 |  |
NGL |  |  |  |
Inventory by category |  |  |  |
Inventory, Volumes (in barrels or in Mcf) | bbl | 6,982 | 12,302 |  |
Linefill and base gas, Volumes (in barrels or in Mcf) | bbl | 1,633 | 1,640 |  |
Long-term inventory, Volumes (in barrels or in Mcf) | bbl | 1,135 | 1,185 |  |
Inventory | $ 234 | $ 199 |  |
Linefill and base gas | 45 | 44 |  |
Long-term inventory | $ 44 | $ 19 |  |
Inventory, Price/Unit of measure (in dollars per unit) | $ / bbl | 33.51 | 16.18 |  |
Linefill and base gas, Price/Unit of measure (in dollars per unit) | $ / bbl | 27.56 | 26.83 |  |
Long-term inventory, Price/Unit of measure (in dollars per unit) | $ / bbl | 38.77 | 16.03 |  |
Natural gas |  |  |  |
Inventory by category |  |  |  |
Linefill and base gas, Volumes (in barrels or in Mcf) | Mcf | 0 | 25,576 |  |
Linefill and base gas | $ 0 | $ 110 |  |
Linefill and base gas, Price/Unit of measure (in dollars per unit) | $ / Mcf | 0 | 4.30 |  |
Natural gas | Disposed of by sale | Pine Prairie and Southern Pines Natural Gas Storage Facilities |  |  |  |
Inventory by category |  |  |  |
Linefill and base gas |  |  |  | $ 110
Other |  |  |  |
Inventory by category |  |  |  |
Inventory | $ 5 | $ 7 |  |

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- Definition Crude oil and NGL linefill in pipelines, tanks and caverns as well as base gas in natural gas storage facilities that are owned by the entity. Linefill and base gas are intended for long-term use. + References No definition available. + Details
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