XML 177 R135.htm IDEA: XBRL DOCUMENT
v3.23.3

Commitments, contingencies and guarantees - Disclosure of minimum payments under long-term service and other agreements (Details) | Sep. 30, 2023 CAD ($)
--- | ---
Disclosure of maturity analysis for non-derivative financial liabilities [line items] |
Minimum payments due under long-term service and other agreements | $ 323,957,000
Less than one year |
Disclosure of maturity analysis for non-derivative financial liabilities [line items] |
Minimum payments due under long-term service and other agreements | 151,720,000
Between one and three years |
Disclosure of maturity analysis for non-derivative financial liabilities [line items] |
Minimum payments due under long-term service and other agreements | 141,768,000
Between three and five years |
Disclosure of maturity analysis for non-derivative financial liabilities [line items] |
Minimum payments due under long-term service and other agreements | 30,469,000
Beyond five years |
Disclosure of maturity analysis for non-derivative financial liabilities [line items] |
Minimum payments due under long-term service and other agreements | $ 0

X
- Definition Commitments For Long-Term Service And Other Agreements + References No definition available. + Details
Name: | gib_CommitmentsForLongTermServiceAndOtherAgreements
Namespace Prefix: | gib_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_NotLaterThanOneYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanOneYearAndNotLaterThanThreeYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanThreeYearsAndNotLaterThanFiveYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_MaturityAxis=ifrs-full_LaterThanFiveYearsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |