XML 159 R128.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Equity - Summary of Class A Common Shares and Class B Subordinate Voting Shares Issued and Outstanding (Details) - shares shares in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Disclosure of classes of share capital [line items] |  |
Beginning balance (in shares) | 517,300 |
Shares issued on options exercised (in shares) | 8,165 | 3,117
Ending balance (in shares) | 506,300 | 517,300
Class A Common Shares |  |
Disclosure of classes of share capital [line items] |  |
Beginning balance (in shares) | 7,655 | 7,765
Class A common shares conversation (in shares) | (55) | (110)
Shares issued on dual class amendment (in shares) |  | 0
Shares issued on options exercised (in shares) | 0 | 0
Cancelled pursuant to normal course issuer bid | 0 | 0
Ending balance (in shares) | 7,600 | 7,655
Class B Subordinate Voting Shares |  |
Disclosure of classes of share capital [line items] |  |
Beginning balance (in shares) | 509,668 | 505,954
Class A common shares conversation (in shares) | 55 | 110
Shares issued on dual class amendment (in shares) |  | 5,203
Shares issued on options exercised (in shares) | 8,178 | 3,139
Cancelled pursuant to normal course issuer bid | (19,158) | (4,738)
Ending balance (in shares) | 498,743 | 509,668

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_DisclosureOfClassesOfShareCapitalLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of share options exercised in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2024-01-01 -Paragraph 45 -Subparagraph b -Clause iv -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2024-en-r&anchor=para_45_b_iv&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_NumberOfShareOptionsExercisedInSharebasedPaymentArrangement
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of shares that have been authorised and issued, reduced by treasury shares held. [Refer: Treasury shares] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 79 -Subparagraph a -Clause iv -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_79_a_iv&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_NumberOfSharesOutstanding
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Common shares conversion + References No definition available. + Details
Name: | teck_CommonSharesConversion
Namespace Prefix: | teck_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Increase (Decrease) In Number Of Shares Acquired And Cancelled + References No definition available. + Details
Name: | teck_IncreaseDecreaseInNumberOfSharesAcquiredAndCancelled
Namespace Prefix: | teck_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Shares Issued On Dual Class Amendment + References No definition available. + Details
Name: | teck_SharesIssuedOnDualClassAmendment
Namespace Prefix: | teck_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_ClassesOfOrdinarySharesAxis=teck_ClassACommonSharesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfOrdinarySharesAxis=teck_ClassBSubordinateVotingSharesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |