XML 235 R153.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Related party transactions - Narrative (Details) - CAD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Associates and Joint Arrangements |  |
Disclosure of transactions between related parties [line items] |  |
Recognized revenue, related parties | $ 10 | $ 14
Incurred expenses, related parties | 178 | 133
Master Trust Fund | Bell Canada |  |
Disclosure of transactions between related parties [line items] |  |
Recognized revenue, related parties | $ 13 | $ 13

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

X
- Definition The amount of revenue arising from the rendering of services in related party transactions. [Refer: Revenue; Related parties [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 24 -IssueDate 2021-01-01 -Paragraph 21 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2021-en-r&anchor=para_21_c&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_RevenueFromRenderingOfServicesRelatedPartyTransactions
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of services received in related party transactions. [Refer: Related parties [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 24 -IssueDate 2021-01-01 -Paragraph 21 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2021-en-r&anchor=para_21_c&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_ServicesReceivedRelatedPartyTransactions
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | ifrs-full_CategoriesOfRelatedPartiesAxis=bce_AssociatesAndJointArrangementsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CategoriesOfRelatedPartiesAxis=bce_MasterTrustFundMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SignificantInvestmentsInSubsidiariesAxis=bce_BellCanadaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |