XML 110 R84.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Financial Instrument Risk Management - Maximum Exposure to Credit Risk (Details) - CAD ($) $ in Millions | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Credit risk | Loans |  |
Disclosure of credit risk exposure [line items] |  |
Loan commitments | $ 2,402 | $ 1,890

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

X
- Definition Maximum Exposure To Credit Risk, Off-Balance Sheet + References No definition available. + Details
Name: | slf_MaximumExposureToCreditRiskOffBalanceSheet
Namespace Prefix: | slf_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | ifrs-full_TypesOfRisksAxis=ifrs-full_CreditRiskMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=ifrs-full_LoanCommitmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |