CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (Unaudited) - USD ($) $ in Millions	Total	Common stock, par value $.01 per share	Additional paid-in capital	Retained earnings	Retained earnings Cumulative adjustments for changes in accounting principles	Treasury stock	Accumulated other comprehensive income/ (loss)	Total equity attributable to Raymond James Financial, Inc.	Noncontrolling interests
Balance beginning of period at Sep. 30, 2020		$ 2	$ 2,007	$ 6,484	$ (35)	$ (1,390)	$ 11		$ 62
Changes in Shareholders' Equity:
Accounting Standards Update [Extensible List]	Accounting Standards Update 2016-13 [Member]
Balance end of period at Dec. 31, 2020		2	1,996	6,702	0	(1,354)	17		75
Balance beginning of period at Sep. 30, 2020		2	2,007	6,484	(35)	(1,390)	11		62
Changes in Shareholders' Equity:
Share issuances		0
Employee stock purchases			15
Reissuances (distributions) due to vesting of restricted stock units and exercise of stock options, net of forfeitures			(66)			65
Share-based compensation amortization			72
Net income attributable to Raymond James Financial, Inc.	$ 667			667
Cash dividends declared (see Note 22)				(112)
Purchases/surrenders						(79)
Other comprehensive income/(loss), net of tax	(49)						(49)
Net income/(loss) attributable to noncontrolling interests									12
Deconsolidations and sales									(29)
Balance end of period at Mar. 31, 2021	7,637	2	2,028	7,004		(1,404)	(38)	$ 7,592	45
Balance beginning of period at Dec. 31, 2020		2	1,996	6,702	0	(1,354)	17		75
Changes in Shareholders' Equity:
Share issuances		0
Employee stock purchases			9
Reissuances (distributions) due to vesting of restricted stock units and exercise of stock options, net of forfeitures			(7)			11
Share-based compensation amortization			30
Net income attributable to Raymond James Financial, Inc.	355			355
Cash dividends declared (see Note 22)				(53)
Purchases/surrenders						(61)
Other comprehensive income/(loss), net of tax	(55)						(55)
Net income/(loss) attributable to noncontrolling interests									(1)
Deconsolidations and sales									(29)
Balance end of period at Mar. 31, 2021	7,637	2	2,028	7,004		(1,404)	(38)	7,592	45
Balance beginning of period at Sep. 30, 2021	8,303	2	2,088	7,633	0	(1,437)	(41)		58
Changes in Shareholders' Equity:
Share issuances		0
Employee stock purchases			22
Reissuances (distributions) due to vesting of restricted stock units and exercise of stock options, net of forfeitures			(122)			87
Share-based compensation amortization			105
Net income attributable to Raymond James Financial, Inc.	769			769
Cash dividends declared (see Note 22)				(146)
Purchases/surrenders						(10)
Other comprehensive income/(loss), net of tax	(348)						(348)
Net income/(loss) attributable to noncontrolling interests									0
Deconsolidations and sales									(51)
Balance end of period at Mar. 31, 2022	8,609	2	2,093	8,256		(1,360)	(389)	8,602	7
Balance beginning of period at Dec. 31, 2021		2	2,055	8,003	$ 0	(1,373)	(87)		52
Changes in Shareholders' Equity:
Share issuances		0
Employee stock purchases			14
Reissuances (distributions) due to vesting of restricted stock units and exercise of stock options, net of forfeitures			(17)			13
Share-based compensation amortization			41
Net income attributable to Raymond James Financial, Inc.	323			323
Cash dividends declared (see Note 22)				(70)
Purchases/surrenders						0
Other comprehensive income/(loss), net of tax	(302)						(302)
Net income/(loss) attributable to noncontrolling interests									(2)
Deconsolidations and sales									(43)
Balance end of period at Mar. 31, 2022	$ 8,609	$ 2	$ 2,093	$ 8,256		$ (1,360)	$ (389)	$ 8,602	$ 7