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Impairment of assets (Details) - CAD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Disclosure of reconciliation of changes in goodwill [line items] |  |  |  |
Impairment of assets | $ 106 | $ 164 | $ 108 | $ 167
BELL MEDIA |  |  |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |  |  |
Impairment of assets |  |  |  | $ 163
Cash-generating units |  |  |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |  |  |
Explanation of period over which management has projected cash flows |  | 5 years |  |
Discount rate applied to cash flow projections |  | 8.50% |  | 8.50%
Growth rate used to extrapolate cash flow projections |  | (2.00%) |  | (2.00%)
Recoverable amount of asset or cash-generating unit |  | $ 235 |  | $ 235
Indefinite-lived intangible assets | BELL MEDIA |  |  |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |  |  |
Impairment of assets |  |  |  | 150
Property, plant and equipment | BELL MEDIA |  |  |  |
Disclosure of reconciliation of changes in goodwill [line items] |  |  |  |
Impairment of assets |  |  |  | $ 13

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- Definition The growth rate used to extrapolate cash flow projections beyond the period covered by the most recent budgets/forecasts for a cash-generating unit (group of units). [Refer: Cash-generating units [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2021-01-01 -Paragraph 134 -Subparagraph d -Clause iv -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=36&code=ifrs-tx-2021-en-r&anchor=para_134_d_iv&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2021-01-01 -Paragraph 134 -Subparagraph e -Clause iv -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=36&code=ifrs-tx-2021-en-r&anchor=para_134_e_iv&doctype=Standard -URIDate 2021-03-24 + Details
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