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Non-Controlling Interests - Schedule of Financial Statements (Details) - CAD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Summarized balance sheet |  |
Current assets | $ 12,574 | $ 6,465
Current liabilities | 4,370 | 5,892
Accumulated non-controlling interests | 1,019 | 1,304
Summarized statement of comprehensive income (loss) |  |
Revenue | 9,065 | 6,476
Profit (loss) | 283 | 2,308
Other comprehensive income (loss) | 1,733 | (253)
Total comprehensive loss | 2,067 | 2,072
Loss allocated to non-controlling interests | (123) | (101)
Summarized cash flows |  |
Cash flows provided by (used in) operating activities | 2,790 | 4,084
Cash flows used in investing activities | 6,173 | (4,757)
Cash flows provided by financing activities | (2,565) | (469)
Effect of exchange rate changes on cash and cash equivalents | 445 | (32)
Quebrada Blanca SA |  |
Summarized balance sheet |  |
Current assets | 1,492 | 1,025
Current liabilities | 1,286 | 1,576
Current net assets (liabilities) | 206 | (551)
Non-current assets | 23,244 | 20,931
Non-current liabilities | 17,358 | 14,378
Non-current net assets | 5,886 | 6,553
Net assets | 6,092 | 6,002
Accumulated non-controlling interests | 889 | 1,104
Summarized statement of comprehensive income (loss) |  |
Revenue | 2,376 | 595
Profit (loss) | (1,200) | (465)
Other comprehensive income (loss) | 219 | (76)
Total comprehensive loss | (981) | (541)
Loss allocated to non-controlling interests | (462) | (188)
Summarized cash flows |  |
Cash flows provided by (used in) operating activities | 554 | (506)
Cash flows used in investing activities | (1,407) | (3,203)
Cash flows provided by financing activities | 841 | 3,751
Effect of exchange rate changes on cash and cash equivalents | 9 | (4)
Increase (decrease) in cash and cash equivalents | $ (3) | $ 38

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Name: | ifrs-full_SignificantInvestmentsInSubsidiariesAxis=teck_QuebradaBlancaSAMember
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Data Type: | na
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