XML 225 R196.htm IDEA: XBRL DOCUMENT
v3.22.4

IFRS 7 Disclosures - Summary of Potential Impact to MLI's LICAT Total Ratio Resulting from Changes in Public Equity Market Values (Parenthetical) (Detail) | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Summary Of Detailed Information About Potential Impact To MliS Licat Total Ratio Resulting From Changes In Public Equity Market Values [Abstract] |  |
Interval percentage of which impact of rebalancing equity hedges for dynamically hedged variable annuity guarantee best estimate liabilities | 5.00% | 5.00%

X
- Definition This percentage represents the interval size of which the impact of rebalancing equity hedges for dynamically hedged variable annuity guarantee best estimate liabilities. + References No definition available. + Details
Name: | mfc_IntervalPercentageOfWhichImpactOfRebalancingEquityHedgesForDynamicallyHedgedVariableAnnuityGuaranteeBestEstimateLiabilities
Namespace Prefix: | mfc_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Summary Of Of Detailed Information About Potential Impact To Mli'S Licat Total Ratio Resulting From Changes In Public Equity Market Values . + References No definition available. + Details
Name: | mfc_SummaryOfDetailedInformationAboutPotentialImpactToMlisLicatTotalRatioResultingFromChangesInPublicEquityMarketValuesAbstract
Namespace Prefix: | mfc_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration