DERIVATIVE ASSETS AND DERIVATIVE LIABILITIES (Tables)

12 Months Ended

Sep. 30, 2024

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of Derivative Assets at Fair Value

The following table presents the gross fair values and notional amounts of derivatives by product type, the amounts of counterparty and cash collateral netting on our Consolidated Statements of Financial Condition, as well as collateral posted and received under credit support agreements that do not meet the criteria for netting under GAAP.

	September 30, 2024						September 30, 2023
$ in millions	Derivative assets		Derivative liabilities		Notional amount		Derivative assets		Derivative liabilities		Notional amount
Derivatives not designated as hedging instruments
Interest rate (1)	$	336	$	346	$	20,629	$	509	$	576	$	18,270
Foreign exchange	2		1		949		4		2		1,191
Other	4		—		1,105		—		—		608
Subtotal	342		347		22,683		513		578		20,069
Derivatives designated as hedging instruments
Interest rate	2		—		1,250		8		—		1,200
Foreign exchange	5		—		1,226		5		—		1,172
Subtotal	7		—		2,476		13		—		2,372
Total gross fair value/notional amount	349		347		$	25,159	526		578		$	22,441
Offset on the Consolidated Statements of Financial Condition
Counterparty netting	(86)		(86)				(29)		(29)
Cash collateral netting	(160)		(37)				(232)		(59)
Total amounts offset	(246)		(123)				(261)		(88)
Net amounts presented on the Consolidated Statements of Financial Condition	103		224				265		490
Gross amounts not offset on the Consolidated Statements of Financial Condition
Financial instruments	(5)		—				(131)		—
Total	$	98	$	224			$	134	$	490

(1)Included to-be-announced security contracts that are accounted for as derivatives.

Schedule of Derivative Liabilities at Fair Value

The following table presents the gross fair values and notional amounts of derivatives by product type, the amounts of counterparty and cash collateral netting on our Consolidated Statements of Financial Condition, as well as collateral posted and received under credit support agreements that do not meet the criteria for netting under GAAP.

	September 30, 2024						September 30, 2023
$ in millions	Derivative assets		Derivative liabilities		Notional amount		Derivative assets		Derivative liabilities		Notional amount
Derivatives not designated as hedging instruments
Interest rate (1)	$	336	$	346	$	20,629	$	509	$	576	$	18,270
Foreign exchange	2		1		949		4		2		1,191
Other	4		—		1,105		—		—		608
Subtotal	342		347		22,683		513		578		20,069
Derivatives designated as hedging instruments
Interest rate	2		—		1,250		8		—		1,200
Foreign exchange	5		—		1,226		5		—		1,172
Subtotal	7		—		2,476		13		—		2,372
Total gross fair value/notional amount	349		347		$	25,159	526		578		$	22,441
Offset on the Consolidated Statements of Financial Condition
Counterparty netting	(86)		(86)				(29)		(29)
Cash collateral netting	(160)		(37)				(232)		(59)
Total amounts offset	(246)		(123)				(261)		(88)
Net amounts presented on the Consolidated Statements of Financial Condition	103		224				265		490
Gross amounts not offset on the Consolidated Statements of Financial Condition
Financial instruments	(5)		—				(131)		—
Total	$	98	$	224			$	134	$	490

(1)Included to-be-announced security contracts that are accounted for as derivatives.

Schedule of Cash Flow Hedges Included in Accumulated Other Comprehensive Income (Loss)

The following table details the gains/(losses) included in AOCI, net of income taxes, on derivatives designated as hedging instruments. These gains/(losses) included any amounts reclassified from AOCI to net income during the year. See Note 20 for additional information.

	Year ended September 30,
$ in millions	2024		2023		2022
Interest rate (cash flow hedges)	$	(37)	$	1	$	70
Foreign exchange (net investment hedges)	2		(10)		72
Total gains/(losses) included in AOCI, net of taxes	$	(35)	$	(9)	$	142

Schedule of Net Investment Hedges in Accumulated Other Comprehensive Income (Loss)

The following table details the gains/(losses) included in AOCI, net of income taxes, on derivatives designated as hedging instruments. These gains/(losses) included any amounts reclassified from AOCI to net income during the year. See Note 20 for additional information.

	Year ended September 30,
$ in millions	2024		2023		2022
Interest rate (cash flow hedges)	$	(37)	$	1	$	70
Foreign exchange (net investment hedges)	2		(10)		72
Total gains/(losses) included in AOCI, net of taxes	$	(35)	$	(9)	$	142

Amount of Gain (Loss) on Derivatives Recognized in Income

The following table details the gains/(losses) on derivatives not designated as hedging instruments recognized on the Consolidated Statements of Income and Comprehensive Income. These amounts do not include any offsetting gains/(losses) on the related hedged item.

		Year ended September 30,
$ in millions	Location of gain/(loss)	2024		2023		2022
Interest rate	Principal transactions/other revenues	$	11	$	20	$	22
Foreign exchange	Other revenues	$	(21)	$	(23)	$	102
Other	Principal transactions	$	4	$	2	$	(1)