XML 102 R78.htm IDEA: XBRL DOCUMENT v3.25.0.1

Total Invested Assets and Related Net Investment Income - Explanation of Investment Result (Details) - CAD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Disclosure of detailed information about financial instruments [line items]
Net investment income (loss) recognized in income	$ 7,415	$ 11,586
Net investment income (loss) recognized in OCI	344	592
Total Net investment income (loss)	7,759	12,178
Effect of time value of money (Interest on carrying value) including interest on policy loans and interest on amounts on deposit	(4,284)	(4,328)
Impact of change in discount rate on fulfilment cash flows excluding where measured at locked-in rates and effect of changes in financial risk	1,548	(2,076)
Application of risk mitigation option	225	104
Changes in fair value of underlying items for contracts with direct participation features (excluding segregated funds)	(2,642)	(3,425)
Foreign exchange gains (losses)	49	(23)
Other	16	132
Total insurance finance income (expenses) recognized in income	(5,088)	(9,616)
Decrease (increase) in investment contract liabilities	(393)	(331)
Net investment result	2,278	2,231
Net investment result recognized in net income	1,934	1,639
Currently Stated, Due To Changes In Accounting Policy
Disclosure of detailed information about financial instruments [line items]
Net investment income (loss) recognized in income		11,586
Net investment income (loss) recognized in OCI		592
Total Net investment income (loss)		12,178
Total insurance
Disclosure of detailed information about financial instruments [line items]
Net investment income (loss) recognized in income	5,894
Net investment income (loss) recognized in OCI	12	171
Total Net investment income (loss)	5,906
Effect of time value of money (Interest on carrying value) including interest on policy loans and interest on amounts on deposit	(4,284)	(4,328)
Impact of change in discount rate on fulfilment cash flows excluding where measured at locked-in rates and effect of changes in financial risk	1,548	(2,076)
Application of risk mitigation option	225	104
Changes in fair value of underlying items for contracts with direct participation features (excluding segregated funds)	(2,642)	(3,425)
Foreign exchange gains (losses)	49	(23)
Other	16	132
Total insurance finance income (expenses) recognized in income	(5,088)	(9,616)
Net investment result	818	766
Net investment result recognized in net income	806	595
Total insurance | Currently Stated, Due To Changes In Accounting Policy
Disclosure of detailed information about financial instruments [line items]
Net investment income (loss) recognized in income		10,211
Net investment income (loss) recognized in OCI		171
Total Net investment income (loss)		10,382
Insurance contracts Issued
Disclosure of detailed information about financial instruments [line items]
Effect of time value of money (Interest on carrying value) including interest on policy loans and interest on amounts on deposit	(4,474)	(4,484)
Impact of change in discount rate on fulfilment cash flows excluding where measured at locked-in rates and effect of changes in financial risk	1,683	(1,985)
Application of risk mitigation option	225	104
Changes in fair value of underlying items for contracts with direct participation features (excluding segregated funds)	(2,642)	(3,425)
Foreign exchange gains (losses)	49	(22)
Other	20	137
Total insurance finance income (expenses) recognized in income	(5,139)	(9,675)
Reinsurance contracts held
Disclosure of detailed information about financial instruments [line items]
Effect of time value of money (Interest on carrying value) including interest on policy loans and interest on amounts on deposit	190	156
Impact of change in discount rate on fulfilment cash flows excluding where measured at locked-in rates and effect of changes in financial risk	(135)	(91)
Application of risk mitigation option	0	0
Changes in fair value of underlying items for contracts with direct participation features (excluding segregated funds)	0	0
Foreign exchange gains (losses)	0	(1)
Other	(4)	(5)
Total insurance finance income (expenses) recognized in income	51	59
Non-insurance (all other)
Disclosure of detailed information about financial instruments [line items]
Net investment income (loss) recognized in income	1,521
Net investment income (loss) recognized in OCI	332	421
Total Net investment income (loss)	1,853
Decrease (increase) in investment contract liabilities	(393)	(331)
Net investment result	1,460	1,465
Net investment result recognized in net income	$ 1,128	1,044
Non-insurance (all other) | Currently Stated, Due To Changes In Accounting Policy
Disclosure of detailed information about financial instruments [line items]
Net investment income (loss) recognized in income		1,375
Net investment income (loss) recognized in OCI		421
Total Net investment income (loss)		$ 1,796

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

X

- Definition

The amount of income associated with interest and other financing activities of the entity.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2024-01-01
-Paragraph 85
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_85&doctype=Standard
-URIDate 2024-03-27

+ Details

Name:	ifrs-full_FinanceIncome
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

The amount that comprises the change in the carrying amount of the group of insurance contracts arising from: (a) the effect of the time value of money and changes in the time value of money; and (b) the effect of financial risk and changes in financial risk; but (c) excluding any such changes for groups of insurance contracts with direct participation features that would adjust the contractual service margin but do not do so when applying paragraphs 45(b)(ii), 45(b)(iii), 45(c)(ii) or 45(c)(iii) of IFRS 17.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 17
-IssueDate 2024-01-01
-Paragraph 110
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=17&code=ifrs-tx-2024-en-r&anchor=para_110&doctype=Standard
-URIDate 2024-03-27

+ Details

Name:	ifrs-full_InsuranceFinanceIncomeExpenses
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Increase (Decrease) Due To Change In Fair Value Of Contracts With Direct Participation Features

+ References

No definition available.

+ Details

Name:	slf_IncreaseDecreaseDueToChangeInFairValueOfContractsWithDirectParticipationFeatures
Namespace Prefix:	slf_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Increase (Decrease) Due To Effect Of Time Value Of Money On Deposits

+ References

No definition available.

+ Details

Name:	slf_IncreaseDecreaseDueToEffectOfTimeValueOfMoneyOnDeposits
Namespace Prefix:	slf_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Increase (Decrease) Due To Foreign Exchange Gains (Losses)

+ References

No definition available.

+ Details

Name:	slf_IncreaseDecreaseDueToForeignExchangeGainsLosses
Namespace Prefix:	slf_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Increase (Decrease) In Investment Contract Liabilities

+ References

No definition available.

+ Details

Name:	slf_IncreaseDecreaseInInvestmentContractLiabilities
Namespace Prefix:	slf_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Increase (Decrease) Through Application Of Risk Mitigation Option

+ References

No definition available.

+ Details

Name:	slf_IncreaseDecreaseThroughApplicationOfRiskMitigationOption
Namespace Prefix:	slf_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Increase (Decrease) Through Change In Discount Rate On Fulfilment Cash Flows

+ References

No definition available.

+ Details

Name:	slf_IncreaseDecreaseThroughChangeInDiscountRateOnFulfilmentCashFlows
Namespace Prefix:	slf_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Interest And Investment Income

+ References

No definition available.

+ Details

Name:	slf_InterestAndInvestmentIncome
Namespace Prefix:	slf_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Net Investment Income (Loss), Other Comprehensive Income

+ References

No definition available.

+ Details

Name:	slf_NetInvestmentIncomeLossOtherComprehensiveIncome
Namespace Prefix:	slf_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Net Investment Result

+ References

No definition available.

+ Details

Name:	slf_NetInvestmentResult
Namespace Prefix:	slf_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Net Investment Result, In Profit And Loss And OCI

+ References

No definition available.

+ Details

Name:	slf_NetInvestmentResultInProfitAndLossAndOCI
Namespace Prefix:	slf_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Other Increase (Decrease)

+ References

No definition available.

+ Details

Name:	slf_OtherIncreaseDecrease
Namespace Prefix:	slf_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis=slf_CurrentlyStatedDueToChangesInAccountingPolicyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_DisaggregationOfInsuranceContractsAxis=slf_TotalInsuranceContractsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_DisaggregationOfInsuranceContractsAxis=ifrs-full_InsuranceContractsIssuedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_DisaggregationOfInsuranceContractsAxis=ifrs-full_ReinsuranceContractsHeldMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_DisaggregationOfInsuranceContractsAxis=slf_AllOtherContractsNonInsuranceMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: