v3.26.1
Note 5 - Credit Assets, Net of Allowance for Credit Losses - Portfolio Analysis (Details) - Loans [member] - CAD ($)
$ in Thousands
Apr. 30, 2026
Jan. 31, 2026
Oct. 31, 2025
Apr. 30, 2025
Jan. 31, 2025
Oct. 31, 2024
Statement Line Items [Line Items]            
Principal amount $ 5,658,214   $ 5,050,239 $ 4,507,180    
Accrued interest 26,007   23,418 21,590    
Total credit assets, net of allowance for credit losses 5,675,879   5,066,378 4,523,812    
Provision for credit commitments [member]            
Statement Line Items [Line Items]            
Allowance for credit losses (8,342)   (7,279) (4,958)    
Multi-family residential loans and other [member]            
Statement Line Items [Line Items]            
Principal amount 979,093   1,007,232 958,249    
Multi-family residential loans and other [member] | Provision for credit commitments [member]            
Statement Line Items [Line Items]            
Allowance for credit losses (1,643) $ (1,689) (1,848) (1,958) $ (2,262) $ (2,520)
Receivable purchase program [member]            
Statement Line Items [Line Items]            
Principal amount $ 4,679,121   $ 4,043,007 $ 3,548,931