INTEREST INCOME AND INTEREST EXPENSE

9 Months Ended

Jun. 30, 2022

Interest Income (Expense), Net [Abstract]

INTEREST INCOME AND INTEREST EXPENSE

INTEREST INCOME AND INTEREST EXPENSE

The following table details the components of interest income and interest expense.

	Three months ended June 30,				Nine months ended June 30,
$ in millions	2022		2021		2022		2021
Interest income:
Cash and cash equivalents	$	10	$	3	$	16	$	9
Assets segregated for regulatory purposes and restricted cash	28		3		39		11
Available-for-sale securities	37		20		84		64
Brokerage client receivables	24		19		66		56
Bank loans, net	255		150		590		437
All other	20		10		46		31
Total interest income	$	374	$	205	$	841	$	608
Interest expense:
Bank deposits	$	20	$	5	$	31	$	17
Brokerage client payables	3		1		4		3
Other borrowings	6		4		15		14
Senior notes payable	23		25		69		73
All other	8		5		16		8
Total interest expense	$	60	$	40	$	135	$	115
Net interest income	$	314	$	165	$	706	$	493
Bank loan (provision)/benefit for credit losses	(56)		19		(66)		37
Net interest income after bank loan (provision)/benefit for credit losses	$	258	$	184	$	640	$	530

Interest expense related to bank deposits in the preceding table excludes interest expense associated with affiliate deposits, which has been eliminated in consolidation.