XML 146 R112.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Equity - Summary of Class A Common Shares and Class B Subordinate Voting Shares Issued and Outstanding (Detail) - shares shares in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Disclosure of classes of share capital [line items] |  |
Beginning balance (in shares) | 531,100 |
Options exercised (in shares) | 3,189 | 156
Ending balance (in shares) | 534,200 | 531,100
Class A Common Shares |  |
Disclosure of classes of share capital [line items] |  |
Beginning balance (in shares) | 7,765 | 7,765
Options exercised (in shares) | 0 | 0
Acquired and cancelled pursuant to normal course issuer bid (in shares) |  | 0
Ending balance (in shares) | 7,765 | 7,765
Class B Subordinate Voting Shares |  |
Disclosure of classes of share capital [line items] |  |
Beginning balance (in shares) | 523,381 | 539,528
Options exercised (in shares) | 3,067 | 145
Acquired and cancelled pursuant to normal course issuer bid (in shares) |  | (16,292)
Ending balance (in shares) | 526,448 | 523,381

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 2021-01-01 -Paragraph 45 -Subparagraph b -Clause iv -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_iv&doctype=Standard -URIDate 2021-03-24 + 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 2021-01-01 -Paragraph 79 -Subparagraph a -Clause iv -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_79_a_iv&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_NumberOfSharesOutstanding
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

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

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