v3.24.3
Loans and Allowance for Credit Losses - Disclosure of Loans (Detail) - CAD ($)
$ in Millions
Oct. 31, 2024
Oct. 31, 2023
Disclosure of credit risk exposure [line items]    
Gross carrying amount $ 987,417 $ 857,777
Allowance for loan losses (6,037) (5,004)
Loans, net of allowance for credit losses 981,380 852,773
Retail [member] | Residential mortgages [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 477,544 434,501
Allowance for loan losses (572) (481)
Loans, net of allowance for credit losses 476,972 434,020
Retail [member] | Personal [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 108,338 98,734
Allowance for loan losses (1,389) (1,145)
Loans, net of allowance for credit losses 106,949 97,589
Retail [member] | Credit cards [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 25,565 23,035
Allowance for loan losses (1,164) (1,013)
Loans, net of allowance for credit losses 24,401 22,022
Retail [member] | Small business [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 15,531 13,681
Allowance for loan losses (258) (180)
Loans, net of allowance for credit losses 15,273 13,501
Wholesale [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 360,439 287,826
Allowance for loan losses (2,654) (2,185)
Loans, net of allowance for credit losses 357,785 285,641
Undrawn loan commitments - retail [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 309,270 286,090
Allowance for loan losses (172) (152)
Undrawn loan commitments - wholesale [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 533,783 461,481
Allowance for loan losses (139) (136)
Canada [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 757,696 634,893
Canada [member] | Retail [member] | Residential mortgages [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 441,191 397,605
Canada [member] | Retail [member] | Personal [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 86,977 79,705
Canada [member] | Retail [member] | Credit cards [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 24,619 22,140
Canada [member] | Retail [member] | Small business [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 15,531 13,681
Canada [member] | Wholesale [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 189,378 121,762
Canada [member] | Undrawn loan commitments - retail [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 300,071 277,863
Canada [member] | Undrawn loan commitments - wholesale [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 180,687 128,967
United States [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 171,124 169,125
United States [member] | Retail [member] | Residential mortgages [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 33,092 33,683
United States [member] | Retail [member] | Personal [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 18,148 15,751
United States [member] | Retail [member] | Credit cards [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 653 624
United States [member] | Wholesale [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 119,231 119,067
United States [member] | Undrawn loan commitments - retail [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 5,099 5,054
United States [member] | Undrawn loan commitments - wholesale [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 264,309 247,881
Other International [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 58,597 53,759
Other International [member] | Retail [member] | Residential mortgages [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 3,261 3,213
Other International [member] | Retail [member] | Personal [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 3,213 3,278
Other International [member] | Retail [member] | Credit cards [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 293 271
Other International [member] | Wholesale [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 51,830 46,997
Other International [member] | Undrawn loan commitments - retail [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount 4,100 3,173
Other International [member] | Undrawn loan commitments - wholesale [member]    
Disclosure of credit risk exposure [line items]    
Gross carrying amount $ 88,787 $ 84,633