XML 248 R133.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Post-employment benefit plans - Components of Post-Employment Benefit (Obligations) Assets (Details) - CAD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Reconciliation of changes in net assets available for benefits [abstract] |  |
Post-employment benefit obligations, January 1 | $ 1,657 |
Interest on obligations | 66 | $ 108
Actuarial gains (losses) | 984 | (835)
Post-employment benefit obligations, December 31 | 2,374 | 1,657
Post-employment benefit assets | 3,578 | 2,935
Post-employment benefit obligations | (1,204) | (1,278)
Experience gains (losses) included in actuarial gains | 809 | 734
Actual return on plan assets | $ 1,848 | $ 1,898
Actual return on plan assets, percent | 8.10% | 8.80%
Benefit obligations |  |
Reconciliation of changes in net assets available for benefits [abstract] |  |
Post-employment benefit obligations, January 1 | $ (21,669) | $ (20,433)
Current service cost | (135) | (129)
Interest on obligations | (976) | (1,051)
Actuarial gains (losses) | 214 | (1,521)
Benefit payments | 1,419 | 1,473
Employee contributions | (8) | (8)
Business combinations | (33) | 0
Post-employment benefit obligations, December 31 | (21,188) | (21,669)
Plan assets |  |
Reconciliation of changes in net assets available for benefits [abstract] |  |
Post-employment benefit obligations, January 1 | 24,098 | 23,682
Expected return on plan assets | 1,078 | 1,212
Actuarial gains (losses) | 770 | 686
Benefit payments | (1,419) | (1,473)
Employer contributions | 109 | 105
Employee contributions | 8 | 8
Transfers to DC plans | (132) | (124)
Business combinations | 47 | 0
Other | (1) | 2
Post-employment benefit obligations, December 31 | 24,558 | 24,098
Plan asset (deficit) |  |
Reconciliation of changes in net assets available for benefits [abstract] |  |
Post-employment benefit obligations, January 1 | 2,429 |
Post-employment benefit obligations, December 31 | 3,370 | 2,429
Effect of asset limit |  |
Reconciliation of changes in net assets available for benefits [abstract] |  |
Post-employment benefit obligations, January 1 | (719) |
Interest on obligations | (36) | (53)
Post-employment benefit obligations, December 31 | (960) | (719)
DB pension plans |  |
Reconciliation of changes in net assets available for benefits [abstract] |  |
Post-employment benefit obligations, January 1 | 2,401 |
Current service cost | (134) | (128)
Interest on obligations | 99 | 149
Post-employment benefit obligations, December 31 | 3,058 | 2,401
Post-employment benefit assets | 3,578 | 2,935
Post-employment benefit obligations | (520) | (534)
DB pension plans | Benefit obligations |  |
Reconciliation of changes in net assets available for benefits [abstract] |  |
Post-employment benefit obligations, January 1 | (20,595) | (19,295)
Current service cost | (134) | (128)
Interest on obligations | (927) | (993)
Actuarial gains (losses) | 214 | (1,572)
Benefit payments | 1,349 | 1,401
Employee contributions | (8) | (8)
Business combinations | (33) | 0
Post-employment benefit obligations, December 31 | (20,134) | (20,595)
DB pension plans | Plan assets |  |
Reconciliation of changes in net assets available for benefits [abstract] |  |
Post-employment benefit obligations, January 1 | 23,768 | 23,355
Expected return on plan assets | 1,062 | 1,195
Actuarial gains (losses) | 737 | 692
Benefit payments | (1,349) | (1,401)
Employer contributions | 48 | 41
Employee contributions | 8 | 8
Transfers to DC plans | (132) | (124)
Business combinations | 47 | 0
Other | (1) | 2
Post-employment benefit obligations, December 31 | 24,188 | 23,768
DB pension plans | Plan asset (deficit) |  |
Reconciliation of changes in net assets available for benefits [abstract] |  |
Post-employment benefit obligations, January 1 | 3,173 |
Post-employment benefit obligations, December 31 | 4,054 | 3,173
DB pension plans | Effect of asset limit |  |
Reconciliation of changes in net assets available for benefits [abstract] |  |
Post-employment benefit obligations, January 1 | (719) |
Interest on obligations | (36) | (53)
Post-employment benefit obligations, December 31 | (960) | (719)
OPEB plans |  |
Reconciliation of changes in net assets available for benefits [abstract] |  |
Post-employment benefit obligations, January 1 | (744) |
Current service cost | (1) | (1)
Interest on obligations | (33) | (41)
Post-employment benefit obligations, December 31 | (684) | (744)
Post-employment benefit assets | 0 | 0
Post-employment benefit obligations | (684) | (744)
OPEB plans | Benefit obligations |  |
Reconciliation of changes in net assets available for benefits [abstract] |  |
Post-employment benefit obligations, January 1 | (1,074) | (1,138)
Current service cost | (1) | (1)
Interest on obligations | (49) | (58)
Actuarial gains (losses) | 0 | 51
Benefit payments | 70 | 72
Employee contributions | 0 | 0
Business combinations | 0 | 0
Post-employment benefit obligations, December 31 | (1,054) | (1,074)
OPEB plans | Plan assets |  |
Reconciliation of changes in net assets available for benefits [abstract] |  |
Post-employment benefit obligations, January 1 | 330 | 327
Expected return on plan assets | 16 | 17
Actuarial gains (losses) | 33 | (6)
Benefit payments | (70) | (72)
Employer contributions | 61 | 64
Employee contributions | 0 | 0
Transfers to DC plans | 0 | 0
Business combinations | 0 | 0
Other | 0 | 0
Post-employment benefit obligations, December 31 | 370 | 330
OPEB plans | Plan asset (deficit) |  |
Reconciliation of changes in net assets available for benefits [abstract] |  |
Post-employment benefit obligations, January 1 | (744) |
Post-employment benefit obligations, December 31 | (684) | (744)
OPEB plans | Effect of asset limit |  |
Reconciliation of changes in net assets available for benefits [abstract] |  |
Post-employment benefit obligations, January 1 | 0 |
Interest on obligations | 0 | 0
Post-employment benefit obligations, December 31 | $ 0 | $ 0

X
- Definition Decrease (increase) in net defined benefit liability (asset) resulting from transfers + References No definition available. + Details
Name: | bce_DecreaseIncreaseInNetDefinedBenefitLiabilityAssetResultingFromTransfers
Namespace Prefix: | bce_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Expected Return On Plan Assets, Including Amounts Included In Net Interest On The Net Defined Benefit Liability (Asset) + References No definition available. + Details
Name: | bce_ExpectedReturnOnPlanAssetsIncludingAmountsIncludedInNetInterestOnTheNetDefinedBenefitLiabilityAsset
Namespace Prefix: | bce_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Return On Plan Assets, Including Amounts Included In Net Interest On The Net Defined Benefit Liability (Asset) + References No definition available. + Details
Name: | bce_ReturnOnPlanAssetsIncludingAmountsIncludedInNetInterestOnTheNetDefinedBenefitLiabilityAsset
Namespace Prefix: | bce_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Return On Plan Assets, Including Amounts Included In Net Interest On The Net Defined Benefit Liability (Asset), Percent + References No definition available. + Details
Name: | bce_ReturnOnPlanAssetsIncludingAmountsIncludedInNetInterestOnTheNetDefinedBenefitLiabilityAssetPercent
Namespace Prefix: | bce_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The decrease (increase) in a net defined benefit liability (asset) resulting from actuarial gains (losses) arising from experience adjustments that result in remeasurements of the net defined benefit liability (asset). Experience adjustments deal with the effects of differences between the previous actuarial assumptions and what has actually occurred. [Refer: Net defined benefit liability (asset)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2024-01-01 -Paragraph 141 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2024-en-r&anchor=para_141_c&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_ActuarialGainsLossesArisingFromExperienceAdjustmentsNetDefinedBenefitLiabilityAsset
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The decrease (increase) in net defined benefit liability (asset) resulting from contributions to a defined benefit plan by the employer. [Refer: Net defined benefit liability (asset); Defined benefit plans [domain]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2024-01-01 -Paragraph 141 -Subparagraph f -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2024-en-r&anchor=para_141_f&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_ContributionsToPlanByEmployerNetDefinedBenefitLiabilityAsset
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The decrease (increase) in the net defined benefit liability (asset) resulting from contributions to a defined benefit plan by plan participants. [Refer: Net defined benefit liability (asset); Defined benefit plans [domain]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2024-01-01 -Paragraph 141 -Subparagraph f -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2024-en-r&anchor=para_141_f&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_ContributionsToPlanByPlanParticipantsNetDefinedBenefitLiabilityAsset
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The increase (decrease) in the net defined benefit liability (asset) resulting from employee service in the current period. [Refer: Net defined benefit liability (asset)] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2024-01-01 -Paragraph 141 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2024-en-r&anchor=para_141_a&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_CurrentServiceCostNetDefinedBenefitLiabilityAsset
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The decrease (increase) in a net defined benefit liability (asset) resulting from the remeasurement of that net defined benefit liability (asset). [Refer: Net defined benefit liability (asset)] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2024-01-01 -Paragraph 141 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2024-en-r&anchor=para_141_c&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_GainLossOnRemeasurementOfNetDefinedBenefitLiabilityAsset
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The increase (decrease) in the net defined benefit liability (asset) resulting from business combinations and disposals. [Refer: Total for all business combinations [member]; Net defined benefit liability (asset)] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2024-01-01 -Paragraph 141 -Subparagraph h -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2024-en-r&anchor=para_141_h&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_IncreaseDecreaseThroughBusinessCombinationsAndDisposalsNetDefinedBenefitLiabilityAsset
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The increase (decrease) in the net defined benefit liability (asset) resulting from changes that the entity does not separately disclose in the same statement or note. [Refer: Net defined benefit liability (asset)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2024-01-01 -Paragraph 141 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2024-en-r&anchor=para_141&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_IncreaseDecreaseThroughOtherChangesNetDefinedBenefitLiabilityAsset
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The increase (decrease) in the net defined benefit liability (asset) resulting from the passage of time. [Refer: Interest expense; Net defined benefit liability (asset)] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2024-01-01 -Paragraph 141 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2024-en-r&anchor=para_141_b&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_InterestExpenseIncomeNetDefinedBenefitLiabilityAsset
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of deficit or surplus in a defined benefit plan, adjusted for any effect of limiting a net defined benefit asset to the asset ceiling. [Refer: Defined benefit plans [domain]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2024-01-01 -Paragraph 140 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2024-en-r&anchor=para_140_a&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_LiabilityAssetOfDefinedBenefitPlans
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of non-current net defined benefit asset. [Refer: Net defined benefit asset] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 55 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_55&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_NoncurrentRecognisedAssetsDefinedBenefitPlan
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of non-current net defined benefit liability. [Refer: Net defined benefit liability] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 55 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_55&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_NoncurrentRecognisedLiabilitiesDefinedBenefitPlan
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The decrease (increase) in the net defined benefit liability (asset) resulting from payments from the plan. [Refer: Net defined benefit liability (asset)] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2024-01-01 -Paragraph 141 -Subparagraph g -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2024-en-r&anchor=para_141_g&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_PaymentsFromPlanNetDefinedBenefitLiabilityAsset
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | ifrs-full_ReconciliationOfChangesInNetAssetsAvailableForBenefitsAbstract
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_NetDefinedBenefitLiabilityAssetAxis=ifrs-full_PresentValueOfDefinedBenefitObligationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_NetDefinedBenefitLiabilityAssetAxis=ifrs-full_PlanAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_NetDefinedBenefitLiabilityAssetAxis=bce_SurplusDeficitInPlanExcludingEffectofAssetCeilingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_NetDefinedBenefitLiabilityAssetAxis=ifrs-full_EffectOfAssetCeilingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_DefinedBenefitPlansAxis=bce_PensionPlansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_DefinedBenefitPlansAxis=bce_OtherPostretirementBenefitsPlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |