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v3.26.1

intangible assets and goodwill - Impairment testing (Details) - CAD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2025 | Jun. 30, 2026 | Dec. 31, 2025
Disclosure of information for cash-generating units [line items] |  |  |
Goodwill |  | $ 8,897 | $ 10,460
TELUS technology solutions |  |  |
Disclosure of information for cash-generating units [line items] |  |  |
Goodwill |  | 7,691 | 7,024
Increase (decrease) in goodwill due to reallocation from (to) other CGU |  | 700 |
TELUS health |  |  |
Disclosure of information for cash-generating units [line items] |  |  |
Goodwill |  | 1,206 | 935
Increase (decrease) in goodwill due to reallocation from (to) other CGU |  | 200 |
TELUS digital experience |  |  |
Disclosure of information for cash-generating units [line items] |  |  |
Goodwill |  | 0 | $ 2,501
Increase (decrease) in goodwill due to reallocation from (to) other CGU |  | (900) |
Impairment of goodwill | $ 500 | 2,100 |
Estimated recoverable amount |  | 1,800 |
Irreversible impairment loss recognised in profit or loss for goodwill |  | $ 1,600 |
Discount rate |  | 9.60% | 9.60%
Perpetual growth rate |  | 2.50% | 2.50%
TELUS digital experience | Customer relationships |  |  |
Disclosure of information for cash-generating units [line items] |  |  |
Impairment of goodwill |  | $ 500 |

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