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INVENTORY | 12 Months Ended
--- | ---
Dec. 31, 2019
Inventory Disclosure [Abstract] |
INVENTORY | INVENTORY
December 31, | 2019 |  | 2018 |
(millions of Canadian dollars) |  |  |  |
Natural gas | 696 |  | 776 |
Crude oil | 542 |  | 482 |
Other commodities | 61 |  | 81 |
| 1,299 |  | 1,339 |
Adjustments of $188 million, $327 million and $58 million were included in Commodity costs on the Consolidated Statements of Earnings for the years ended December 31, 2019, 2018 and 2017, respectively, to reduce inventory to market value.

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- Definition The entire disclosure for inventory. Includes, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the classes of inventory, and the nature of the cost elements included in inventory. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -URI http://asc.fasb.org/topic&trid=2126998 + Details
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