v3.25.2
BANK DEPOSITS, Narrative (Details) - USD ($)
$ in Millions
Jun. 30, 2025
Sep. 30, 2024
Bank Deposits [Line Items]    
Bank deposits $ 57,249 $ 56,010
Raymond James & Associates, Inc.    
Bank Deposits [Line Items]    
Related party deposit liabilities 26,640 23,980
Private Client Group clients    
Bank Deposits [Line Items]    
Bank deposits $ 13,030 $ 14,020