XML 147 R131.htm IDEA: XBRL DOCUMENT
v3.22.4

POST-EMPLOYMENT BENEFITS - Sensitivity of Key Assumptions (Details) - CAD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Discount rate |  |
Defined benefit obligation |  |
Increase (decrease) in accrued benefit obligation due to reasonably possible increase in actuarial assumption | $ (163) | $ (251)
Increase (decrease) in accrued benefit obligation due to reasonably possible decrease in actuarial assumption | $ 183 | $ 285
Percentage of reasonably possible increase in actuarial assumption | 0.50% | 0.50%
Percentage of reasonably possible decrease in actuarial assumption | 0.50% | 0.50%
Rate of future compensation increase |  |
Defined benefit obligation |  |
Increase (decrease) in accrued benefit obligation due to reasonably possible increase in actuarial assumption | $ 10 | $ 17
Increase (decrease) in accrued benefit obligation due to reasonably possible decrease in actuarial assumption | $ (10) | $ (17)
Percentage of reasonably possible increase in actuarial assumption | 0.25% | 0.25%
Percentage of reasonably possible decrease in actuarial assumption | 0.25% | 0.25%
Mortality rate |  |
Defined benefit obligation |  |
Increase (decrease) in accrued benefit obligation due to reasonably possible increase in actuarial assumption | $ 42 | $ 67
Increase (decrease) in accrued benefit obligation due to reasonably possible decrease in actuarial assumption | $ (45) | $ (72)
Duration of reasonably possible increase in actuarial assumption (in years) | 1 year | 1 year
Duration of reasonably possible decrease in actuarial assumption (in years) | 1 year | 1 year

X
- Definition The increase (decrease) in a defined benefit obligation that would have been caused by a decrease in a significant actuarial assumption that was reasonably possible at the end of the reporting period. [Refer: Actuarial assumptions [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2022-03-24 -Paragraph 145 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2022-en-r&anchor=para_145_a&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_IncreaseDecreaseInDefinedBenefitObligationDueToReasonablyPossibleDecreaseInActuarialAssumption
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The increase (decrease) in a defined benefit obligation that would have been caused by an increase in a significant actuarial assumption that was reasonably possible at the end of the reporting period. [Refer: Actuarial assumptions [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2022-03-24 -Paragraph 145 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2022-en-r&anchor=para_145_a&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_IncreaseDecreaseInDefinedBenefitObligationDueToReasonablyPossibleIncreaseInActuarialAssumption
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The reasonably possible percentage of the decrease in the actuarial assumption used to determine the present value of defined benefit obligation. [Refer: Actuarial assumptions [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2022-03-24 -Paragraph 145 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2022-en-r&anchor=para_145_a&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_PercentageOfReasonablyPossibleDecreaseInActuarialAssumption
Namespace Prefix: | ifrs-full_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The reasonably possible percentage of the increase in the actuarial assumption used to determine the present value of defined benefit obligation. [Refer: Actuarial assumptions [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 19 -IssueDate 2022-03-24 -Paragraph 145 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2022-en-r&anchor=para_145_a&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_PercentageOfReasonablyPossibleIncreaseInActuarialAssumption
Namespace Prefix: | ifrs-full_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Actuarial Assumption Of Defined Benefit Obligations [Abstract] + References No definition available. + Details
Name: | rci_ActuarialAssumptionOfDefinedBenefitObligationsAbstract
Namespace Prefix: | rci_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Duration Of Reasonably Possible Decrease In Actuarial Assumption + References No definition available. + Details
Name: | rci_DurationOfReasonablyPossibleDecreaseInActuarialAssumption
Namespace Prefix: | rci_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Duration Of Reasonably Possible Increase In Actuarial Assumption + References No definition available. + Details
Name: | rci_DurationOfReasonablyPossibleIncreaseInActuarialAssumption
Namespace Prefix: | rci_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_ActuarialAssumptionsAxis=ifrs-full_ActuarialAssumptionOfDiscountRatesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ActuarialAssumptionsAxis=ifrs-full_ActuarialAssumptionOfExpectedRatesOfSalaryIncreasesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ActuarialAssumptionsAxis=ifrs-full_ActuarialAssumptionOfMortalityRatesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |