XML 227 R198.htm IDEA: XBRL DOCUMENT v3.22.4
IFRS 7 Disclosures - Summary of Potential Impact on Net Income Attributed to Shareholders Arising from Changes to Spreads (Detail) - CAD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
+50bp [member] | Corporate spreads [member]    
Disclosure of Interest Rate and Spread Risk Sensitivities and Exposure Measures [line items]    
Potential impact on net income attributed to shareholders arising from changes to spreads $ 0 $ 500
-50bp [member] | Corporate spreads [member]    
Disclosure of Interest Rate and Spread Risk Sensitivities and Exposure Measures [line items]    
Potential impact on net income attributed to shareholders arising from changes to spreads (100) (600)
-10% [member] | Alternative Long-Duration Asset Performance Risk [member]    
Disclosure of Interest Rate and Spread Risk Sensitivities and Exposure Measures [line items]    
Potential impact on net income attributed to shareholders arising from changes to spreads (2,900) (3,300)
-10% [member] | Alternative Long-Duration Asset Performance Risk [member] | Real estate, agriculture and timber assets [member]    
Disclosure of Interest Rate and Spread Risk Sensitivities and Exposure Measures [line items]    
Potential impact on net income attributed to shareholders arising from changes to spreads (1,300) (1,400)
-10% [member] | Alternative Long-Duration Asset Performance Risk [member] | Private equities and other ALDA [member]    
Disclosure of Interest Rate and Spread Risk Sensitivities and Exposure Measures [line items]    
Potential impact on net income attributed to shareholders arising from changes to spreads (1,600) (1,900)
10% [member] | Alternative Long-Duration Asset Performance Risk [member]    
Disclosure of Interest Rate and Spread Risk Sensitivities and Exposure Measures [line items]    
Potential impact on net income attributed to shareholders arising from changes to spreads 2,800 3,200
10% [member] | Alternative Long-Duration Asset Performance Risk [member] | Real estate, agriculture and timber assets [member]    
Disclosure of Interest Rate and Spread Risk Sensitivities and Exposure Measures [line items]    
Potential impact on net income attributed to shareholders arising from changes to spreads 1,300 1,400
10% [member] | Alternative Long-Duration Asset Performance Risk [member] | Private equities and other ALDA [member]    
Disclosure of Interest Rate and Spread Risk Sensitivities and Exposure Measures [line items]    
Potential impact on net income attributed to shareholders arising from changes to spreads $ 1,500 $ 1,800