XML 131 R98.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

Debt - Summary of Debt Continuity (Detail) $ in Millions, $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 USD ($) | Dec. 31, 2019 CAD ($) | Dec. 31, 2018 USD ($) | Dec. 31, 2018 CAD ($)
Financial Instruments [Abstract] |  |  |  |
Borrowings at beginning of period | $ 3,798 | $ 5,181 | $ 4,827 | $ 6,056
Cash flows |  |  |  |
Scheduled debt repayments | 0 | 0 | (22) | (28)
Debt redemption or purchase | (638) | (835) | (1,015) | (1,327)
Non-cash changes |  |  |  |
Loss on debt redemption or purchase | 38 | 50 | 20 | 26
Changes in foreign exchange rates | 0 | (244) | 0 | 471
Finance fees and discount amortization | 0 | 0 | 0 | 1
Other | 6 | 10 | (12) | (18)
Borrowings at beginning of period | $ 3,204 | $ 4,162 | $ 3,798 | $ 5,181

X
- Definition The increase (decrease) in liabilities arising from financing activities resulting from the effect of changes in foreign exchange rates. [Refer: Liabilities arising from financing activities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2019-01-01 -Paragraph 44B -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2019-en-r&anchor=para_44B_c&doctype=Standard -URIDate 2019-03-27 + Details
Name: | ifrs-full_IncreaseDecreaseThroughEffectOfChangesInForeignExchangeRatesLiabilitiesArisingFromFinancingActivities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The increase (decrease) in liabilities arising from financing activities resulting from changes that the entity does not separately disclose in the same statement or note. [Refer: Liabilities arising from financing activities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2019-01-01 -Paragraph 44B -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2019-en-r&anchor=para_44B_e&doctype=Standard -URIDate 2019-03-27 + Details
Name: | ifrs-full_IncreaseDecreaseThroughOtherChangesLiabilitiesArisingFromFinancingActivities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of liabilities for which cash flows were, or future cash flows will be, classified in the statement of cash flows as cash flows from financing activities. [Refer: Cash flows from (used in) financing activities; Liabilities] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 7 -IssueDate 2019-01-01 -Paragraph 44D -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2019-en-r&anchor=para_44D&doctype=Standard -URIDate 2019-03-27 + Details
Name: | ifrs-full_LiabilitiesArisingFromFinancingActivities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Cash Flows From Used In Increase Decrease In Borrowings [abstract] + References No definition available. + Details
Name: | teck_CashFlowsFromUsedInIncreaseDecreaseInBorrowingsAbstract
Namespace Prefix: | teck_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Loss (gain) on debt repurchases, non cash transactions + References No definition available. + Details
Name: | teck_GainLossThroughRepurchaseOfBorrowingsLiabilitiesArisingFromFinancingActivities
Namespace Prefix: | teck_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Non-cash transactions, finance fees and discount amortization. + References No definition available. + Details
Name: | teck_IncreaseDecreaseThroughAmortisationExpensesLiabilitiesArisingFromFinancingActivities
Namespace Prefix: | teck_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Increase (Decrease) Through Financing Cash Flows, Repurchases, Liabilities Arising From Financing Activities + References No definition available. + Details
Name: | teck_IncreaseDecreaseThroughFinancingCashFlowsRepurchasesLiabilitiesArisingFromFinancingActivities
Namespace Prefix: | teck_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Increase (Decrease) Through Financing Cash Flows, Scheduled Repayments, Liabilities Arising From Financing Activities + References No definition available. + Details
Name: | teck_IncreaseDecreaseThroughFinancingCashFlowsScheduledRepaymentsLiabilitiesArisingFromFinancingActivities
Namespace Prefix: | teck_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Non Cash Transactions [abstract] + References No definition available. + Details
Name: | teck_NonCashTransactionsAbstract
Namespace Prefix: | teck_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration