v3.26.1
IFRS 7 Disclosure (Summary of Liquid Assets by Type and Currency) (Details) - CAD ($)
$ in Millions
Jul. 31, 2026
Oct. 31, 2025
Disclosure Of Liquid Assets By Type And Currency [Line Items]    
Bank-owned liquid assets $ 626,713 $ 635,107
Securities received as collateral from securities financing and derivative transactions 444,623 351,895
Total liquid assets 1,071,336 987,002
Encumbered liquid assets 459,240 403,935
Unencumbered liquid assets 612,096 583,067
Canadian Dollars [member]    
Disclosure Of Liquid Assets By Type And Currency [Line Items]    
Bank-owned liquid assets 152,253 155,500
Securities received as collateral from securities financing and derivative transactions 143,075 128,048
Total liquid assets 295,328 283,548
Encumbered liquid assets 149,470 124,734
Unencumbered liquid assets 145,858 158,814
Other than Canadian dollar [Member]    
Disclosure Of Liquid Assets By Type And Currency [Line Items]    
Bank-owned liquid assets 474,460 479,607
Securities received as collateral from securities financing and derivative transactions 301,548 223,847
Total liquid assets 776,008 703,454
Encumbered liquid assets 309,770 279,201
Unencumbered liquid assets 466,238 $ 424,253
Cash and central bank reserves [member] | Canadian Dollars [member]    
Disclosure Of Liquid Assets By Type And Currency [Line Items]    
Bank-owned liquid assets 18,372  
Securities received as collateral from securities financing and derivative transactions 0  
Total liquid assets 18,372  
Encumbered liquid assets 2,348  
Unencumbered liquid assets 16,024  
Cash and central bank reserves [member] | Other than Canadian dollar [Member]    
Disclosure Of Liquid Assets By Type And Currency [Line Items]    
Bank-owned liquid assets 82,336  
Securities received as collateral from securities financing and derivative transactions 0  
Total liquid assets 82,336  
Encumbered liquid assets 0  
Unencumbered liquid assets 82,336  
Obligations of government, federal agencies, public sector entities and multilateral development banks [Member] | Canadian Dollars [member]    
Disclosure Of Liquid Assets By Type And Currency [Line Items]    
Bank-owned liquid assets 106,547  
Securities received as collateral from securities financing and derivative transactions 107,397  
Total liquid assets 213,944  
Encumbered liquid assets 111,662  
Unencumbered liquid assets 102,282  
Obligations of government, federal agencies, public sector entities and multilateral development banks [Member] | Other than Canadian dollar [Member]    
Disclosure Of Liquid Assets By Type And Currency [Line Items]    
Bank-owned liquid assets 219,052  
Securities received as collateral from securities financing and derivative transactions 168,657  
Total liquid assets 387,709  
Encumbered liquid assets 176,155  
Unencumbered liquid assets 211,554  
Equities [member] | Canadian Dollars [member]    
Disclosure Of Liquid Assets By Type And Currency [Line Items]    
Bank-owned liquid assets 19,844  
Securities received as collateral from securities financing and derivative transactions 9,838  
Total liquid assets 29,682  
Encumbered liquid assets 22,823  
Unencumbered liquid assets 6,859  
Equities [member] | Other than Canadian dollar [Member]    
Disclosure Of Liquid Assets By Type And Currency [Line Items]    
Bank-owned liquid assets 64,720  
Securities received as collateral from securities financing and derivative transactions 85,951  
Total liquid assets 150,671  
Encumbered liquid assets 88,002  
Unencumbered liquid assets 62,669  
Other debt securities [member] | Canadian Dollars [member]    
Disclosure Of Liquid Assets By Type And Currency [Line Items]    
Bank-owned liquid assets 7,490  
Securities received as collateral from securities financing and derivative transactions 25,840  
Total liquid assets 33,330  
Encumbered liquid assets 12,637  
Unencumbered liquid assets 20,693  
Other debt securities [member] | Other than Canadian dollar [Member]    
Disclosure Of Liquid Assets By Type And Currency [Line Items]    
Bank-owned liquid assets 89,301  
Securities received as collateral from securities financing and derivative transactions 45,458  
Total liquid assets 134,759  
Encumbered liquid assets 39,672  
Unencumbered liquid assets 95,087  
Other securities [Member] | Canadian Dollars [member]    
Disclosure Of Liquid Assets By Type And Currency [Line Items]    
Bank-owned liquid assets 0  
Securities received as collateral from securities financing and derivative transactions 0  
Total liquid assets 0  
Encumbered liquid assets 0  
Unencumbered liquid assets 0  
Other securities [Member] | Other than Canadian dollar [Member]    
Disclosure Of Liquid Assets By Type And Currency [Line Items]    
Bank-owned liquid assets 19,051  
Securities received as collateral from securities financing and derivative transactions 1,482  
Total liquid assets 20,533  
Encumbered liquid assets 5,941  
Unencumbered liquid assets $ 14,592