CONDENSED FINANCIAL INFORMATION (PARENT COMPANY ONLY), Condensed Statement of Income (Details) - USD ($) $ in Millions	12 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2023
Revenues:
Interest income	$ 3,994	$ 4,232	$ 3,748
All other	65	62	78
Total revenues	15,912	14,923	12,992
Interest expense	(1,847)	(2,102)	(1,373)
Net revenues	14,065	12,821	11,619
Non-interest expenses:
Compensation, commissions and benefits	9,072	8,213	7,299
Non-compensation expenses:
Communications and information processing	752	662	599
Occupancy and equipment	308	296	271
Business development	291	257	242
Professional fees	163	150	145
Other	505	373	500
Total non-compensation expenses	2,279	1,965	2,040
Total non-interest expenses	11,351	10,178	9,339
Income tax benefit	579	575	541
Net income	2,135	2,068	1,739
Preferred stock dividends	5	5	6
Net income available to common shareholders, basic	2,130	2,063	1,733
Net income available to common shareholders, diluted	2,130	2,063	1,733
RJF Parent Company
Revenues:
Dividends from non-bank subsidiaries	1,191	911	874
Dividends from bank subsidiaries	575	500	375
Interest from subsidiaries	92	98	84
Interest income	25	25	20
All other	27	21	18
Total revenues	1,910	1,555	1,371
Interest expense	(96)	(94)	(93)
Net revenues	1,814	1,461	1,278
Non-interest expenses:
Compensation, commissions and benefits	151	96	86
Non-compensation expenses:
Communications and information processing	8	8	9
Occupancy and equipment	1	1	1
Business development	28	23	21
Intercompany allocations and charges	16	7	2
Professional fees	18	7	7
Other	41	38	3
Total non-compensation expenses	112	84	43
Total non-interest expenses	263	180	129
Pre-tax income before equity in undistributed net income of subsidiaries	1,551	1,281	1,149
Income tax benefit	(83)	(98)	(35)
Income before equity in undistributed net income of subsidiaries	1,634	1,379	1,184
Equity in undistributed net income of subsidiaries	501	689	555
Net income	2,135	2,068	1,739
Preferred stock dividends	5	5	6
Net income available to common shareholders, basic	$ 2,130	$ 2,063	$ 1,733