XML 68 R15.htm IDEA: XBRL DOCUMENT
v3.25.0.1

financing costs | 12 Months Ended
--- | ---
Dec. 31, 2024
financing costs |
financing costs | 9 financing costs ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Years ended December 31 (millions) |  | Note |  | 2024 |  | 2023
Interest expense | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
From transactions that only involve the raising of finance | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Long-term debt, excluding lease liabilities and other | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Gross | ​ | ​ | ​ | $ | 1,168 | ​ | $ | 1,095
Capitalized 1 | ​ | 18(a) | ​ | ​ | (21) | ​ | ​ | (6)
Net | ​ | ​ | ​ | ​ | 1,147 | ​ | ​ | 1,089
Short-term borrowings and other | ​ | ​ | ​ | ​ | 41 | ​ | ​ | 25
​ | ​ | ​ | ​ | ​ | 1,188 | ​ | ​ | 1,114
From transactions that do not only involve the raising of finance | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Long-term debt – lease liabilities | ​ | 19,26(h) | ​ | ​ | 166 | ​ | ​ | 133
Long-term debt – other | ​ | 26(g) | ​ | ​ | 22 | ​ | ​ | 9
Employee defined benefit plans net interest | ​ | 15 | ​ | ​ | 9 | ​ | ​ | 7
Accretion on provisions | ​ | 25 | ​ | ​ | 29 | ​ | ​ | 30
​ | ​ | ​ | ​ | ​ | 226 | ​ | ​ | 179
​ | ​ | ​ | ​ | ​ | 1,414 | ​ | ​ | 1,293
Other | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Foreign exchange | ​ | ​ | ​ | ​ | (36) | ​ | ​ | 3
Unrealized changes in virtual power purchase agreements forward element | ​ | ​ | ​ | ​ | 231 | ​ | ​ | —
​ | ​ | ​ | ​ | ​ | 1,609 | ​ | ​ | 1,296
Interest income | ​ | ​ | ​ | ​ | (33) | ​ | ​ | (23)
​ | ​ | ​ | ​ | $ | 1,576 | ​ | $ | 1,273
Net interest cost | ​ | 3 | ​ | $ | 1,357 | ​ | $ | 1,272
Interest expense on long-term debt, excluding lease liabilities and other – capitalized 1 | ​ | ​ | ​ | ​ | (21) | ​ | ​ | (6)
Employee defined benefit plans net interest | ​ | ​ | ​ | ​ | 9 | ​ | ​ | 7
Unrealized changes in virtual power purchase agreements forward element | ​ | ​ | ​ | ​ | 231 | ​ | ​ | —
​ | ​ | ​ | ​ | $ | 1,576 | ​ | $ | 1,273
​
1 | Interest on long-term debt, excluding lease liabilities, at a composite rate of 5.3% (2023 – 3.1%) was capitalized to intangible assets with indefinite lives during the period.

X
- Definition The entire disclosure for financing costs. + References No definition available. + Details
Name: | tu_DisclosureOfFinancingCostsTextBlock
Namespace Prefix: | tu_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition n/a + References No definition available. + Details
Name: | tu_FinancingCostsAbstract
Namespace Prefix: | tu_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration