XML 58 R27.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Goodwill | 12 Months Ended
--- | ---
Dec. 31, 2024
Intangible Assets [Abstract] |
Goodwill | 19. Goodwill
(CAD$ in millions) |  | Steelmaking Coal Business |  | Quebrada Blanca |  | Total
At January 1, 2023 |  | $ | 702 |  |  | $ | 416 |  |  | $ | 1,118 |
Changes in foreign exchange rates |  | — |  |  | (10) |  |  | (10) |
At December 31, 2023 |  | $ | 702 |  |  | $ | 406 |  |  | $ | 1,108 |
Changes in foreign exchange rates |  | — |  |  | 36 |  |  | 36 |
Sale of steelmaking coal business |  | (702) |  |  | — |  |  | (702) |
At December 31, 2024 |  | $ | — |  |  | $ | 442 |  |  | $ | 442 |
The results of our annual goodwill impairment analysis and key assumptions used are outlined in Note 9(b) for the Quebrada Blanca CGU. Goodwill relating to the steelmaking coal group of CGUs was derecognized upon completion of the sale of the steelmaking coal business in July of 2024 (Note 5).

X
- Definition The disclosure of goodwill. [Refer: Goodwill] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 10 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_10_e&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_DisclosureOfGoodwillExplanatory
Namespace Prefix: | ifrs-full_
Data Type: | dtr-2022:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Intangible Assets [Abstract] + References No definition available. + Details
Name: | teck_IntangibleAssetsAbstract
Namespace Prefix: | teck_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration