XML 110 R79.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Transactions (Details) $ in Millions, $ in Millions |  |  | 12 Months Ended |
--- | --- | --- | --- | ---
Dec. 15, 2023 CAD ($) | Feb. 16, 2023 CAD ($) | Dec. 31, 2024 CAD ($) | Dec. 31, 2023 CAD ($) | Apr. 06, 2023 USD ($)
Disclosure of transactions between related parties [line items] |  |  |  |  |
Property, plant and equipment (Note 17) |  |  | $ 30,568 | $ 45,565 |
Conuma Resources Limited |  |  |  |  |
Disclosure of transactions between related parties [line items] |  |  |  |  |
proceeds from disposition of business |  | $ 120 |  |  |
Payment period for consideration |  | 36 months |  |  |
Percentage of loyalty |  | 0.25 |  |  |
Cash flows from losing control of subsidiaries or other businesses |  | $ 30 |  |  |
Financial receivable |  | 69 |  |  |
Royalty asset |  | 200 |  |  |
Gain on sale of business |  | 75 |  |  |
Sale of steelmaking coal business (Note 5) |  | $ 50 |  |  |
PolyMet Mining Corp |  |  |  |  |
Disclosure of transactions between related parties [line items] |  |  |  |  |
Property, plant and equipment (Note 17) | $ 232 |  |  |  |
Intangible in a non-cash investing transactions | 16 |  |  |  |
Polymet Mining Crop |  |  |  |  |
Disclosure of transactions between related parties [line items] |  |  |  |  |
Gain on sale of business | 191 |  |  |  |
Sale of steelmaking coal business (Note 5) | $ 142 |  |  |  |
San Nicolás |  |  |  |  |
Disclosure of transactions between related parties [line items] |  |  |  |  |
Proportion of ownership interest in joint operation |  |  | 87.00% | 91.00% |
San Nicolás | Agnico Eagle Mines Limited |  |  |  |  |
Disclosure of transactions between related parties [line items] |  |  |  |  |
Proportion of ownership interest in joint operation |  |  | 13.00% | 9.00% |
NorthMet | Polymet Mining Crop |  |  |  |  |
Disclosure of transactions between related parties [line items] |  |  |  |  |
Proportion of ownership interest in joint venture | 50.00% |  |  |  |
Mesaba Mineral Deposit |  |  |  |  |
Disclosure of transactions between related parties [line items] |  |  |  |  |
Proportion of ownership interest in joint venture | 50.00% |  |  |  |
Agnico Eagle Mines Limited |  |  |  |  |
Disclosure of transactions between related parties [line items] |  |  |  |  |
Percentage of ownership sold percentage |  |  |  |  | 0.50
proceeds from disposition of business |  |  |  |  | $ 580
Proportion of joint control in joint operation, percent |  |  |  |  | 0.50
Gain loss on sale as result of incremental contribution |  |  | $ 31 | $ 5 |

X
- Definition The aggregate cash flows arising from losing control of subsidiaries or other businesses, classified as investing activities. [Refer: Total for all subsidiaries [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2024-01-01 -Paragraph 39 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2024-en-r&anchor=para_39&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The proportion of ownership interest in a joint operation attributable to the entity. [Refer: Total for all joint operations [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2024-01-01 -Paragraph 21 -Subparagraph a -Clause iv -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2024-en-r&anchor=para_21_a_iv&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_ProportionOfOwnershipInterestInJointOperation
Namespace Prefix: | ifrs-full_
Data Type: | dtr-2022:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The proportion of ownership interest in a joint venture attributable to the entity. [Refer: Total for all joint ventures [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2024-01-01 -Paragraph 17 -Subparagraph b -Clause iii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2024-en-r&anchor=para_17_b_iii&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2024-01-01 -Paragraph 16 -Subparagraph b -Clause iii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2024-en-r&anchor=para_16_b_iii&doctype=Standard -URIDate 2024-03-27 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2024-01-01 -Paragraph 21 -Subparagraph a -Clause iv -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2024-en-r&anchor=para_21_a_iv&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_ProportionOfOwnershipInterestInJointVenture
Namespace Prefix: | ifrs-full_
Data Type: | dtr-2022:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Disposal group, not discontinued operations, ownership percentage sold percent + References No definition available. + Details
Name: | teck_DisposalGroupNotDiscontinuedOperationsOwnershipPercentageSoldPercent
Namespace Prefix: | teck_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Financial Receivable + References No definition available. + Details
Name: | teck_FinancialReceivable
Namespace Prefix: | teck_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Gain loss on sale as result of incremental contribution + References No definition available. + Details
Name: | teck_GainLossOnSaleAsResultOfIncrementalContribution
Namespace Prefix: | teck_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Gain Loss On Sale Of Business, Gross + References No definition available. + Details
Name: | teck_GainLossOnSaleOfBusinessGross
Namespace Prefix: | teck_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Gain (Loss) On Sale Of Business, Net Of Tax + References No definition available. + Details
Name: | teck_GainLossOnSaleOfBusinessNetOfTax
Namespace Prefix: | teck_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Intangible in a non-cash investing transactions + References No definition available. + Details
Name: | teck_IntangibleInANonCashInvestingTransactions
Namespace Prefix: | teck_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Payment Period For Consideration + References No definition available. + Details
Name: | teck_PaymentPeriodForConsideration
Namespace Prefix: | teck_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage Of Royalty + References No definition available. + Details
Name: | teck_PercentageOfRoyalty
Namespace Prefix: | teck_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Proceeds received from disposition of business + References No definition available. + Details
Name: | teck_ProceedsFromDispositionOfBusiness
Namespace Prefix: | teck_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization + References No definition available. + Details
Name: | teck_PropertyPlantAndEquipmentAfterAccumulatedDepreciationAndAmortization
Namespace Prefix: | teck_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Proportion of joint control in joint operation, percent + References No definition available. + Details
Name: | teck_ProportionOfJointControlInJointOperationPercent
Namespace Prefix: | teck_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Royalty Asset + References No definition available. + Details
Name: | teck_RoyaltyAsset
Namespace Prefix: | teck_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | dei_LegalEntityAxis=teck_ConumaResourcesLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=teck_PolyMetMiningCorpMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=teck_PolymetMiningCropMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=teck_SanNicolasMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=teck_AgnicoEagleMinesLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=teck_NorthMetMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=teck_MesabaMineralDepositMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_DepartureFromRequirementOfIFRSAxis=teck_AgnicoEagleMinesLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |