XML 120 R110.htm IDEA: XBRL DOCUMENT v3.26.1
INTEREST INCOME AND INTEREST EXPENSE (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Interest income:        
Cash and cash equivalents $ 88 $ 103 $ 275 $ 331
Assets segregated for regulatory purposes and restricted cash 32 36 98 114
Trading assets — debt securities 20 19 61 57
Available-for-sale securities 43 45 124 142
Brokerage client receivables 44 42 128 128
Bank loans, net 736 715 2,183 2,123
All other 31 30 92 85
Total interest income 994 990 2,961 2,980
Interest expense:        
Bank deposits 348 373 1,017 1,163
Trading liabilities — debt securities 11 11 35 32
Brokerage client payables 13 15 37 52
Other borrowings 6 7 16 21
Senior notes payable 43 23 129 69
All other 13 15 44 47
Total interest expense 434 444 1,278 1,384
Net interest income 560 546 1,683 1,596
Less: Bank loan provision/(benefit) for credit losses (26) 15 (24) 31
Net interest income after bank loan provision/(benefit) for credit losses $ 586 $ 531 $ 1,707 $ 1,565