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Inventory | 12 Months Ended
--- | ---
Dec. 31, 2023
Inventories [Abstract] |
Inventory | Inventory
|  | 2023 |  | 2022
Product inventory |  | $ | 546 |  |  | $ | 611 |
Materials, supplies and other |  | 1,488 |  |  | 1,204 |
|  | $ | 2,034 |  |  | $ | 1,815 |
During 2023, approximately $29 billion of purchased and produced inventory was recorded as expense (2022 – approximately $33 billion).

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- Definition Inventories [Abstract] + References No definition available. + Details
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- Definition The entire disclosure for inventories. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 2 -IssueDate 2023-01-01 -Section Disclosure -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=2&code=ifrs-tx-2023-en-r&doctype=Standard&dita_xref=IAS02_g36-39_TI -URIDate 2023-03-23 + Details
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