XML 110 R94.htm IDEA: XBRL DOCUMENT
v3.22.0.1

INCOME TAXES - Deferred income taxes (Details) - CAD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Movement of net deferred tax assets and liabilities |  |
Deferred tax assets (liabilities), beginning of period | $ (3,196) | $ (3,437)
(Expense) recovery in net income | (111) | 132
(Expense) in other comprehensive income | (118) | 122
Acquisitions | (14) | (13)
Deferred tax assets (liabilities), end of period | (3,439) | (3,196)
Property, plant and equipment and inventory |  |
Movement of net deferred tax assets and liabilities |  |
Deferred tax assets (liabilities), beginning of period | (1,484) | (1,366)
(Expense) recovery in net income | (122) | (108)
(Expense) in other comprehensive income | 0 | 0
Acquisitions | (2) | (10)
Deferred tax assets (liabilities), end of period | (1,608) | (1,484)
Goodwill and other intangibles |  |
Movement of net deferred tax assets and liabilities |  |
Deferred tax assets (liabilities), beginning of period | (1,450) | (1,318)
(Expense) recovery in net income | (116) | (129)
(Expense) in other comprehensive income | 0 | 0
Acquisitions | (12) | (3)
Deferred tax assets (liabilities), end of period | (1,578) | (1,450)
Investments |  |
Movement of net deferred tax assets and liabilities |  |
Deferred tax assets (liabilities), beginning of period | (130) | (168)
(Expense) recovery in net income | (2) | (2)
(Expense) in other comprehensive income | (3) | 40
Acquisitions | 0 | 0
Deferred tax assets (liabilities), end of period | (135) | (130)
Non-capital loss carryforwards |  |
Movement of net deferred tax assets and liabilities |  |
Deferred tax assets (liabilities), beginning of period | 16 | 12
(Expense) recovery in net income | 8 | 4
(Expense) in other comprehensive income | 0 | 0
Acquisitions | 0 | 0
Deferred tax assets (liabilities), end of period | 24 | 16
Contract and deferred commission cost assets |  |
Movement of net deferred tax assets and liabilities |  |
Deferred tax assets (liabilities), beginning of period | (183) | (570)
(Expense) recovery in net income | 59 | 387
(Expense) in other comprehensive income | 0 | 0
Acquisitions | 0 | 0
Deferred tax assets (liabilities), end of period | (124) | (183)
Other |  |
Movement of net deferred tax assets and liabilities |  |
Deferred tax assets (liabilities), beginning of period | 35 | (27)
(Expense) recovery in net income | 62 | (20)
(Expense) in other comprehensive income | (115) | 82
Acquisitions | 0 | 0
Deferred tax assets (liabilities), end of period | $ (18) | $ 35

X
- Definition The amount of tax expense or income relating to changes in deferred tax liabilities and deferred tax assets, recognised in profit or loss. [Refer: Deferred tax assets; Deferred tax expense (income); Deferred tax liabilities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2021-01-01 -Paragraph 81 -Subparagraph g -Clause ii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2021-en-r&anchor=para_81_g_ii&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_DeferredTaxExpenseIncomeRecognisedInProfitOrLoss
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of deferred tax liabilities or assets. [Refer: Deferred tax liabilities; Deferred tax assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2021-01-01 -Paragraph 81 -Subparagraph g -Clause i -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2021-en-r&anchor=para_81_g_i&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_DeferredTaxLiabilityAsset
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of income tax relating to amounts recognised in other comprehensive income. [Refer: Other comprehensive income] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2021-01-01 -Paragraph 81 -Subparagraph ab -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2021-en-r&anchor=para_81_ab&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 90 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_90&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- Definition The increase (decrease) in deferred tax liability (asset) resulting from business combinations. [Refer: Deferred tax liability (asset)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 12 -IssueDate 2021-01-01 -Paragraph 81 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2021-en-r&anchor=para_81&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_IncreaseDecreaseThroughBusinessCombinationsDeferredTaxLiabilityAsset
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=rci_PropertyPlantAndEquipmentAndInventoryRelatedTemporaryDifferencesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=rci_GoodwillAndOtherIntangibleAssetsRelatedTemporaryDifferencesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=rci_InvestmentsRelatedTemporaryDifferencesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=ifrs-full_UnusedTaxLossesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=rci_ContractanddeferredcommissioncostassetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=ifrs-full_OtherTemporaryDifferencesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |