INTEREST INCOME AND INTEREST EXPENSE (Tables)

6 Months Ended

Mar. 31, 2023

Interest Income (Expense), Net [Abstract]

Interest Income and Interest Expense

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

	Three months ended March 31,				Six months ended March 31,
$ in millions	2023		2022		2023		2022
Interest income:
Cash and cash equivalents	$	75	$	3	$	130	$	6
Assets segregated for regulatory purposes and restricted cash	55		7		105		11
Trading assets — debt securities	13		4		27		9
Available-for-sale securities	54		25		107		47
Brokerage client receivables	41		21		82		42
Bank loans, net	657		171		1,256		335
All other	20		11		35		17
Total interest income	$	915	$	242	$	1,742	$	467
Interest expense:
Bank deposits	$	206	$	5	378		$	11
Trading liabilities — debt securities	7		1		17		2
Brokerage client payables	23		—		40		1
Other borrowings	9		4		18		9
Senior notes payable	23		23		46		46
All other	16		5		26		6
Total interest expense	$	284	$	38	$	525	$	75
Net interest income	$	631	$	204	$	1,217	$	392
Bank loan provision for credit losses	(28)		(21)		(42)		(10)
Net interest income after bank loan provision for credit losses	$	603	$	183	$	1,175	$	382