v3.24.1.1.u2
Loans, Impaired Loans, and Allowance for Credit Losses (Summary of Loans Past Due but Not Impaired) (Details) - CAD ($)
$ in Millions
Apr. 30, 2024
Oct. 31, 2023
Disclosure of detailed information about financial instruments [line items]    
Gross Loans $ 935,669 $ 903,083
Financial assets past due but not impaired [member]    
Disclosure of detailed information about financial instruments [line items]    
Gross Loans 2,510 2,492
Financial assets past due but not impaired [member] | Residential mortgages [member]    
Disclosure of detailed information about financial instruments [line items]    
Gross Loans 381 367
Financial assets past due but not impaired [member] | Consumer instalment and other personal [member]    
Disclosure of detailed information about financial instruments [line items]    
Gross Loans 1,192 1,157
Financial assets past due but not impaired [member] | Credit Card 1 [member]    
Disclosure of detailed information about financial instruments [line items]    
Gross Loans 582 601
Financial assets past due but not impaired [member] | Businesses and government [member]    
Disclosure of detailed information about financial instruments [line items]    
Gross Loans 355 367
Later than one month and not later than two months [member] | Financial assets past due but not impaired [member]    
Disclosure of detailed information about financial instruments [line items]    
Gross Loans 1,717 1,779
Later than one month and not later than two months [member] | Financial assets past due but not impaired [member] | Residential mortgages [member]    
Disclosure of detailed information about financial instruments [line items]    
Gross Loans 284 286
Later than one month and not later than two months [member] | Financial assets past due but not impaired [member] | Consumer instalment and other personal [member]    
Disclosure of detailed information about financial instruments [line items]    
Gross Loans 862 870
Later than one month and not later than two months [member] | Financial assets past due but not impaired [member] | Credit Card 1 [member]    
Disclosure of detailed information about financial instruments [line items]    
Gross Loans 337 359
Later than one month and not later than two months [member] | Financial assets past due but not impaired [member] | Businesses and government [member]    
Disclosure of detailed information about financial instruments [line items]    
Gross Loans 234 264
Later than two months and not later than three months [member] | Financial assets past due but not impaired [member]    
Disclosure of detailed information about financial instruments [line items]    
Gross Loans 793 713
Later than two months and not later than three months [member] | Financial assets past due but not impaired [member] | Residential mortgages [member]    
Disclosure of detailed information about financial instruments [line items]    
Gross Loans 97 81
Later than two months and not later than three months [member] | Financial assets past due but not impaired [member] | Consumer instalment and other personal [member]    
Disclosure of detailed information about financial instruments [line items]    
Gross Loans 330 287
Later than two months and not later than three months [member] | Financial assets past due but not impaired [member] | Credit Card 1 [member]    
Disclosure of detailed information about financial instruments [line items]    
Gross Loans 245 242
Later than two months and not later than three months [member] | Financial assets past due but not impaired [member] | Businesses and government [member]    
Disclosure of detailed information about financial instruments [line items]    
Gross Loans $ 121 $ 103