Inventories - Summary of Inventories (Detail) - CAD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Inventories [Abstract]
Supplies	$ 1,318	$ 1,045
Raw materials	277	278
Work in process	1,046	857
Finished products	655	718
Inventories	3,296	2,898
Less non-current portion (Note 15)	(350)	(213)
Inventories	$ 2,946	$ 2,685

The amount of assets: (a) held for sale in the ordinary course of business; (b) in the process of production for such sale; or (c) in the form of materials or supplies to be consumed in the production process or in the rendering of services. Inventories encompass goods purchased and held for resale including, for example, merchandise purchased by a retailer and held for resale, or land and other property held for resale. Inventories also encompass finished goods produced, or work in progress being produced, by the entity and include materials and supplies awaiting use in the production process. [Refer: Current finished goods; Current merchandise; Current work in progress; Land]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2023-01-01
-Paragraph 54
-Subparagraph g
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_54_g&doctype=Standard
-URIDate 2023-03-23

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