v3.24.3
Guarantees, commitments, pledged assets and contingencies - Sources of Pledged Assets and Collateral (Detail) - CAD ($)
$ in Millions
Oct. 31, 2024
Oct. 31, 2023
Disclosure of financial assets [line items]    
Financial assets pledged as collateral for liabilities $ 751,084 $ 734,252
Sources Of Pledged Assets And Collateral [Member] | Bank assets [member]    
Disclosure of financial assets [line items]    
Financial assets pledged as collateral for liabilities 242,221 239,019
Sources Of Pledged Assets And Collateral [Member] | Bank assets [member] | Loans [member]    
Disclosure of financial assets [line items]    
Financial assets pledged as collateral for liabilities 105,577 102,944
Sources Of Pledged Assets And Collateral [Member] | Bank assets [member] | Securities [member]    
Disclosure of financial assets [line items]    
Financial assets pledged as collateral for liabilities 105,061 107,122
Sources Of Pledged Assets And Collateral [Member] | Bank assets [member] | Other assets [member]    
Disclosure of financial assets [line items]    
Financial assets pledged as collateral for liabilities 31,583 28,953
Sources Of Pledged Assets And Collateral [Member] | Client assets [member]    
Disclosure of financial assets [line items]    
Collateral received and available for sale or re-pledging 539,630 502,109
Less: not sold or re-pledged (30,767) (6,876)
Net client assets pledged and collateral $ 508,863 $ 495,233