XML 200 R147.htm IDEA: XBRL DOCUMENT
v3.25.0.1

long-term debt - Long-term debt maturities (Details) - CAD ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Leases | $ 2,882 | $ 2,614
Total | 45,418 | 43,295
Composite long-term debt |  |
long-term debt |  |
Total | 28,534 |
Total | 12,239 |
Total | 40,773 |
Canadian Dollars | Long-term debt |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments | 18,355 |
Future cash outflows in respect of associated interest and like carrying costs | 9,038 |
Undiscounted contractual maturities | 27,393 |
Canadian Dollars | Lease liabilities |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Leases | 2,467 |
Future cash outflows in respect of associated interest and like carrying costs - Finance leases | 574 |
Undiscounted contractual maturities - Finance leases | 3,041 |
Canadian Dollars | Composite long-term debt |  |
long-term debt |  |
Total | 20,822 |
Total | 9,612 |
Total | 30,434 |
U.S. Dollars | Long-term debt |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments | 7,797 |
Future cash outflows in respect of associated interest and like carrying costs | 2,762 |
Undiscounted contractual maturities | 10,559 |
U.S. Dollars | Lease liabilities |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Leases | 174 |
Future cash outflows in respect of associated interest and like carrying costs - Finance leases | 76 |
Undiscounted contractual maturities - Finance leases | 250 |
U.S. Dollars | Derivative Liability Receive |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Derivative Liabilities | (6,697) |
Future cash outflows in respect of associated interest and like carrying costs - Derivative Liabilities | (2,501) |
Undiscounted contractual maturities - Derivative Liabilities, Receive | (9,198) |
U.S. Dollars | Derivative Liability Pay |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Derivative Liabilities | 6,212 |
Future cash outflows in respect of associated interest and like carrying costs - Derivative Liabilities | 2,230 |
Undiscounted contractual maturities - Derivative Liabilities, Pay | 8,442 |
U.S. Dollars | Composite long-term debt |  |
long-term debt |  |
Total | 7,486 |
Total | 2,567 |
Total | 10,053 |
Other currencies | Lease liabilities |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Leases | 226 |
Future cash outflows in respect of associated interest and like carrying costs - Finance leases | 60 |
Undiscounted contractual maturities - Finance leases | 286 |
First year |  |
long-term debt |  |
Total | 7,643 | 8,332
First year | Composite long-term debt |  |
long-term debt |  |
Total | 3,166 |
First year | Canadian Dollars | Long-term debt |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments | 1,047 |
First year | Canadian Dollars | Lease liabilities |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Leases | 579 |
First year | Canadian Dollars | Composite long-term debt |  |
long-term debt |  |
Total | 1,626 |
First year | U.S. Dollars | Long-term debt |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments | 1,485 |
First year | U.S. Dollars | Lease liabilities |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Leases | 36 |
First year | U.S. Dollars | Derivative Liability Receive |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Derivative Liabilities | (1,464) |
First year | U.S. Dollars | Derivative Liability Pay |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Derivative Liabilities | 1,426 |
First year | U.S. Dollars | Composite long-term debt |  |
long-term debt |  |
Total | 1,483 |
First year | Other currencies | Lease liabilities |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Leases | 57 |
2 years hence |  |
long-term debt |  |
Total | 3,490 | 2,727
2 years hence | Composite long-term debt |  |
long-term debt |  |
Total | 2,105 |
2 years hence | Canadian Dollars | Long-term debt |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments | 1,450 |
2 years hence | Canadian Dollars | Lease liabilities |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Leases | 494 |
2 years hence | Canadian Dollars | Composite long-term debt |  |
long-term debt |  |
Total | 1,944 |
2 years hence | U.S. Dollars | Long-term debt |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments | 80 |
2 years hence | U.S. Dollars | Lease liabilities |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Leases | 34 |
2 years hence | U.S. Dollars | Derivative Liability Receive |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Derivative Liabilities | (32) |
2 years hence | U.S. Dollars | Derivative Liability Pay |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Derivative Liabilities | 32 |
2 years hence | U.S. Dollars | Composite long-term debt |  |
long-term debt |  |
Total | 114 |
2 years hence | Other currencies | Lease liabilities |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Leases | 47 |
3 years hence |  |
long-term debt |  |
Total | 4,124 | 2,879
3 years hence | Composite long-term debt |  |
long-term debt |  |
Total | 2,050 |
3 years hence | Canadian Dollars | Long-term debt |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments | 52 |
3 years hence | Canadian Dollars | Lease liabilities |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Leases | 394 |
3 years hence | Canadian Dollars | Composite long-term debt |  |
long-term debt |  |
Total | 446 |
3 years hence | U.S. Dollars | Long-term debt |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments | 1,663 |
3 years hence | U.S. Dollars | Lease liabilities |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Leases | 30 |
3 years hence | U.S. Dollars | Derivative Liability Receive |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Derivative Liabilities | (1,615) |
3 years hence | U.S. Dollars | Derivative Liability Pay |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Derivative Liabilities | 1,491 |
3 years hence | U.S. Dollars | Composite long-term debt |  |
long-term debt |  |
Total | 1,569 |
3 years hence | Other currencies | Lease liabilities |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Leases | 35 |
4 years hence |  |
long-term debt |  |
Total | 4,615 | 2,863
4 years hence | Composite long-term debt |  |
long-term debt |  |
Total | 3,693 |
4 years hence | Canadian Dollars | Long-term debt |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments | 1,955 |
4 years hence | Canadian Dollars | Lease liabilities |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Leases | 237 |
4 years hence | Canadian Dollars | Composite long-term debt |  |
long-term debt |  |
Total | 2,192 |
4 years hence | U.S. Dollars | Long-term debt |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments | 1,475 |
4 years hence | U.S. Dollars | Lease liabilities |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Leases | 21 |
4 years hence | U.S. Dollars | Derivative Liability Receive |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Derivative Liabilities | (492) |
4 years hence | U.S. Dollars | Derivative Liability Pay |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Derivative Liabilities | 469 |
4 years hence | U.S. Dollars | Composite long-term debt |  |
long-term debt |  |
Total | 1,473 |
4 years hence | Other currencies | Lease liabilities |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Leases | 28 |
5 years hence |  |
long-term debt |  |
Total | 2,389 | 3,642
5 years hence | Composite long-term debt |  |
long-term debt |  |
Total | 1,611 |
5 years hence | Canadian Dollars | Long-term debt |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments | 1,408 |
5 years hence | Canadian Dollars | Lease liabilities |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Leases | 158 |
5 years hence | Canadian Dollars | Composite long-term debt |  |
long-term debt |  |
Total | 1,566 |
5 years hence | U.S. Dollars | Long-term debt |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments | 0 |
5 years hence | U.S. Dollars | Lease liabilities |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Leases | 25 |
5 years hence | U.S. Dollars | Derivative Liability Receive |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Derivative Liabilities | 0 |
5 years hence | U.S. Dollars | Derivative Liability Pay |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Derivative Liabilities | 0 |
5 years hence | U.S. Dollars | Composite long-term debt |  |
long-term debt |  |
Total | 25 |
5 years hence | Other currencies | Lease liabilities |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Leases | 20 |
5 years hence to 10 years |  |
long-term debt |  |
Total | 11,127 | 10,555
5 years hence to 10 years | Composite long-term debt |  |
long-term debt |  |
Total | 8,412 |
5 years hence to 10 years | Canadian Dollars | Long-term debt |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments | 6,902 |
5 years hence to 10 years | Canadian Dollars | Lease liabilities |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Leases | 301 |
5 years hence to 10 years | Canadian Dollars | Composite long-term debt |  |
long-term debt |  |
Total | 7,203 |
5 years hence to 10 years | U.S. Dollars | Long-term debt |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments | 1,295 |
5 years hence to 10 years | U.S. Dollars | Lease liabilities |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Leases | 28 |
5 years hence to 10 years | U.S. Dollars | Derivative Liability Receive |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Derivative Liabilities | (1,295) |
5 years hence to 10 years | U.S. Dollars | Derivative Liability Pay |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Derivative Liabilities | 1,148 |
5 years hence to 10 years | U.S. Dollars | Composite long-term debt |  |
long-term debt |  |
Total | 1,176 |
5 years hence to 10 years | Other currencies | Lease liabilities |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Leases | 33 |
Thereafter |  |
long-term debt |  |
Total | 12,030 | $ 12,297
Thereafter | Composite long-term debt |  |
long-term debt |  |
Total | 7,497 |
Thereafter | Canadian Dollars | Long-term debt |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments | 5,541 |
Thereafter | Canadian Dollars | Lease liabilities |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Leases | 304 |
Thereafter | Canadian Dollars | Composite long-term debt |  |
long-term debt |  |
Total | 5,845 |
Thereafter | U.S. Dollars | Long-term debt |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments | 1,799 |
Thereafter | U.S. Dollars | Lease liabilities |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Leases | 0 |
Thereafter | U.S. Dollars | Derivative Liability Receive |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Derivative Liabilities | (1,799) |
Thereafter | U.S. Dollars | Derivative Liability Pay |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Derivative Liabilities | 1,646 |
Thereafter | U.S. Dollars | Composite long-term debt |  |
long-term debt |  |
Total | 1,646 |
Thereafter | Other currencies | Lease liabilities |  |
long-term debt |  |
Future cash outflows in respect of composite long-term debt principal repayments - Leases | $ 6 |

X
- Definition The amount of contractual undiscounted cash flows in relation to contractual amounts to be exchanged in a derivative financial instrument for which gross cash flows are exchanged. [Refer: Derivatives [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 7 -IssueDate 2024-01-01 -Paragraph B11D -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2024-en-r&anchor=para_B11D_d&doctype=Appendix&subtype=B -URIDate 2024-03-27 + Details
Name: | ifrs-full_ContractualAmountsToBeExchangedInDerivativeFinancialInstrumentForWhichGrossCashFlowsAreExchanged
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

X
- Definition The amount of liabilities related to the entity's leases. Lease is a contract, or part of a contract, that conveys the right to use an underlying asset for a period of time in exchange for consideration. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2024-01-01 -Paragraph 47 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2024-en-r&anchor=para_47_b&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_LeaseLiabilities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of contractual undiscounted cash flows in relation to non-derivative financial liabilities. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2024-01-01 -Paragraph 39 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2024-en-r&anchor=para_39_a&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_NonderivativeFinancialLiabilitiesUndiscountedCashFlows
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The nominal or face amount of a financial instrument, used to calculate payments made on that instrument. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 112 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_112_c&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_NotionalAmount
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Definition The amount of contractual undiscounted cash flows in relation to contractual amounts to be exchanged in a derivative receivable financial instrument for which gross cash flows are exchanged. + References No definition available. + Details
Name: | tu_ContractualAmountsToBeExchangedInDerivativeFinancialInstrumentForWhichGrossCashFlowsAreExchangedDerivativeReceive
Namespace Prefix: | tu_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Future cash outflows in respect of long-term debt interest and like carrying costs. + References No definition available. + Details
Name: | tu_FutureCashOutflowsLongTermDebtInterestAndLikeCarryingCosts
Namespace Prefix: | tu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Future cash outflows in respect of long-term debt interest and like carrying costs on derivative liabilities. + References No definition available. + Details
Name: | tu_FutureCashOutflowsLongTermDebtInterestAndLikeCarryingCostsDerivativeLiabilities
Namespace Prefix: | tu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Future cash outflows in respect of long-term debt interest and like carrying costs on finance leases. + References No definition available. + Details
Name: | tu_FutureCashOutflowsLongTermDebtInterestAndLikeCarryingCostsFinanceLeases
Namespace Prefix: | tu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Future cash outflows in respect of long-term debt interest and like carrying costs including derivative liabilities. + References No definition available. + Details
Name: | tu_FutureCashOutflowsLongTermDebtInterestAndLikeCarryingCostsIncludingDerivativeLiabilities
Namespace Prefix: | tu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Future cash outflows in respect of long-term debt principal repayments on derivative liabilities. + References No definition available. + Details
Name: | tu_FutureCashOutflowsLongTermDebtPrincipalRepaymentsDerivativeLiabilities
Namespace Prefix: | tu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Future cash outflows in respect of long-term debt principal repayments including derivative liabilities. + References No definition available. + Details
Name: | tu_FutureCashOutflowsLongTermDebtPrincipalRepaymentsIncludingDerivativeLiabilities
Namespace Prefix: | tu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of contractual undiscounted cash flows in relation to derivative and non-derivative financial liabilities. + References No definition available. + Details
Name: | tu_NonderivativeAndDerivativeFinancialLiabilitiesUndiscountedCashFlows
Namespace Prefix: | tu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of contractual undiscounted cash flows in relation to finance lease obligations. + References No definition available. + Details
Name: | tu_UndiscountedContractualMaturitiesFinanceLeaseObligations
Namespace Prefix: | tu_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | ifrs-full_ClassesOfFinancialLiabilitiesAxis=tu_LongTermDebtNetOfDerivativeImpactMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_CAD
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialLiabilitiesAxis=ifrs-full_LongtermBorrowingsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialLiabilitiesAxis=ifrs-full_LeaseLiabilitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_USD
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialLiabilitiesAxis=tu_DerivativeLiabilitiesReceivableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialLiabilitiesAxis=tu_DerivativeLiabilitiesPayableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=srt_OtherCurrencyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_NotLaterThanOneYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanOneYearAndNotLaterThanTwoYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanTwoYearsAndNotLaterThanThreeYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanThreeYearsAndNotLaterThanFourYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanFourYearsAndNotLaterThanFiveYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanFiveYearsAndNotLaterThanTenYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanTenYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |