CONDENSED CONSOLIDATED STATEMENTS OF INCOME AND COMPREHENSIVE INCOME (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Revenues:
Principal transactions	$ 132	$ 133
Interest income	827	225
Total revenues	3,027	2,818
Interest expense	(241)	(37)
Net revenues	2,786	2,781
Non-interest expenses:
Compensation, commissions and benefits	1,736	1,884
Non-compensation expenses:
Communications and information processing	139	112
Occupancy and equipment	66	59
Business development	56	35
Investment sub-advisory fees	34	38
Professional fees	32	28
Bank loan provision/(benefit) for credit losses	14	(11)
Other	57	78
Total non-compensation expenses	398	339
Total non-interest expenses	2,134	2,223
Pre-tax income	652	558
Provision for income taxes	143	112
Net income	509	446
Preferred stock dividends	2	0
Net income available to common shareholders, basic	507	446
Net income available to common shareholders, diluted	$ 507	$ 446
Earnings per common share – basic (in dollars per share)	$ 2.36	$ 2.16
Earnings per common share – diluted (in dollars per share)	$ 2.30	$ 2.10
Weighted-average common shares outstanding – basic (in shares)	214.7	206.3
Weighted-average common and common equivalent shares outstanding – diluted (in shares)	220.4	212.4
Net income	$ 509	$ 446
Other comprehensive (loss) income, net of tax:
Available-for-sale securities	47	(55)
Currency translations, net of the impact of net investment hedges	46	0
Cash flow hedges	(2)	9
Total other comprehensive income/(loss), net of tax	91	(46)
Total comprehensive income	600	400
Asset management and related administrative fees
Revenues:
Revenue from contract with customer	1,242	1,382
Total brokerage revenues
Revenues:
Total brokerage revenues	484	558
Securities commissions
Revenues:
Revenue from contract with customer	352	425
Account and service fees
Revenues:
Revenue from contract with customer	289	177
Investment banking
Revenues:
Revenue from contract with customer	141	425
Other
Revenues:
Revenue from contract with customer	$ 44	$ 51