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Inventory, Linefill and Base Gas and Long-term Inventory (Details) bbl in Thousands, Mcf in Thousands, $ in Millions | Jun. 30, 2017 USD ($) $ / Mcf $ / bbl Mcf bbl | Dec. 31, 2016 USD ($) $ / Mcf $ / bbl Mcf bbl
--- | --- | ---
Inventory by category |  |
Inventory | $ 936 | $ 1,343
Linefill and base gas | 894 | 896
Long-term inventory | 117 | 193
Total | 1,947 | 2,432
Crude oil |  |
Inventory by category |  |
Inventory | 675 | 1,049
Linefill and base gas | 741 | 710
Long-term inventory | $ 77 | $ 163
Inventory, Volumes (in barrels or in Mcf) | bbl | 14,854 | 23,589
Linefill and base gas, Volumes (in barrels or in Mcf) | bbl | 12,834 | 12,273
Long-term inventory, Volumes (in barrels or in Mcf) | bbl | 1,922 | 3,279
Inventory (Price/Unit of measure) | $ / bbl | 45.44 | 44.47
Linefill and base gas (Price/Unit of measure) | $ / bbl | 57.74 | 57.85
Long-term inventory (Price/Unit of measure) | $ / bbl | 40.06 | 49.71
NGL |  |
Inventory by category |  |
Inventory | $ 245 | $ 242
Linefill and base gas | 45 | 45
Long-term inventory | $ 40 | $ 30
Inventory, Volumes (in barrels or in Mcf) | bbl | 11,507 | 13,497
Linefill and base gas, Volumes (in barrels or in Mcf) | bbl | 1,625 | 1,660
Long-term inventory, Volumes (in barrels or in Mcf) | bbl | 1,863 | 1,418
Inventory (Price/Unit of measure) | $ / bbl | 21.29 | 17.93
Linefill and base gas (Price/Unit of measure) | $ / bbl | 27.69 | 27.11
Long-term inventory (Price/Unit of measure) | $ / bbl | 21.47 | 21.16
Natural gas |  |
Inventory by category |  |
Inventory | $ 1 | $ 32
Linefill and base gas | $ 108 | $ 141
Inventory, Volumes (in barrels or in Mcf) | Mcf | 316 | 14,540
Linefill and base gas, Volumes (in barrels or in Mcf) | Mcf | 24,976 | 30,812
Inventory (Price/Unit of measure) | $ / Mcf | 3.16 | 2.20
Linefill and base gas (Price/Unit of measure) | $ / Mcf | 4.32 | 4.58
Other |  |
Inventory by category |  |
Inventory | $ 15 | $ 20

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- Definition This element represents the aggregate of current and non-current inventory, including linefill and base gas. + References No definition available. + Details
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- Definition The volume of current inventory as of the balance sheet date. + References No definition available. + Details
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- Definition The volume of linefill and base gas inventory as of the balance sheet date. + References No definition available. + Details
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- Definition The weighted-average price per unit of current inventory. + References No definition available. + Details
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- Definition The weighted-average price per unit of linefill and base gas inventory. + References No definition available. + Details
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- Definition Crude oil, refined products, and NGL linefill in pipelines and base gas in natural gas storage facilities that are owned by the entity. The linefill and base gas are intended for long-term use. + References No definition available. + Details
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- Definition Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.6(a)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -SubTopic 10 -Section 35 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=68049868&loc=d3e3927-108312 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=82887183&loc=d3e6676-107765 + Details
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- Definition Inventories not expected to be converted to cash, sold or exchanged within the normal operating cycle. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.6(d)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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