XML 201 R119.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Debt due within one year - Narrative (Details) - 12 months ended Dec. 31, 2021 | CAD ($) | USD ($) | CAD ($)
--- | --- | --- | ---
Disclosure of detailed information about borrowings [line items] |  |  |
Repayments of securitized trade receivables | $ 150,000,000 |  |
Commercial paper |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |
Maximum borrowing capacity |  | $ 3,000,000,000 | $ 3,000,000,000
Unsecured revolving credit facility and expansion facility |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |
Maximum borrowing capacity |  |  | $ 3,500,000,000

X
- Definition Line Of Credit Facility, Maximum Borrowing Capacity1 + References No definition available. + Details
Name: | bce_LineOfCreditFacilityMaximumBorrowingCapacity1
Namespace Prefix: | bce_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Repayments Of Securitized Trade Receivables + References No definition available. + Details
Name: | bce_RepaymentsOfSecuritizedTradeReceivables
Namespace Prefix: | bce_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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
- Details
Name: | ifrs-full_BorrowingsByNameAxis=bce_CommercialPaper1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_BorrowingsByNameAxis=bce_UnsecuredRevolvingCreditFacilityAndExpansionFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |