v3.26.1
OTHER ASSETS (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Sep. 30, 2025
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]    
Investments in corporate-owned life insurance policies $ 1,610 $ 1,575
Property and equipment, net 683 670
ROU lease assets 597 583
Prepaid expenses 241 218
Investments in FHLB and FRB stock 103 103
Client-owned fractional shares 188 171
All other 273 195
Total other assets $ 3,695 $ 3,515