Revenue from Contracts with Clients (Tables)

3 Months Ended

Dec. 31, 2023

Revenue from Contract with Customer [Abstract]

Schedule of Disaggregation of Revenue

	Three Months Ended December 31,
(in millions)	2023		2022
Revenues from contracts with clients as a percentage of total revenues	3.2	%	7.3	%

The following table represents a disaggregation of the Company’s total revenues separated between revenues from contracts with clients and other sources of revenue for the periods indicated.

	Three Months Ended December 31,
(in millions)	2023		2022
Revenues from contracts with clients:
Commission and clearing fees:
Sales-based:
Exchange-traded futures and options	$	51.4	$	48.7
OTC derivative brokerage	2.8		3.6
Equities and fixed income	16.5		15.4
Mutual funds	0.7		0.6
Insurance and annuity products	2.0		1.8
Other	(0.1)		1.1
Total sales-based commission	73.3		71.2
Trailing:
Mutual funds	3.0		3.0
Insurance and annuity products	3.7		3.5
Total trailing commission	6.7		6.5
Clearing fees	43.3		36.0
Trade conversion fees	4.0		2.4
Other	2.4		1.9
Total commission and clearing fees	129.7		118.0
Consulting, management, and account fees:
Underwriting fees	—		0.2
Asset management fees	11.4		10.7
Advisory and consulting fees	8.2		8.7
Sweep program fees	11.4		11.4
Client account fees	4.2		3.8
Other	3.3		5.0
Total consulting, management, and account fees	38.5		39.8
Sales of physical commodities:
Precious metals sales under ASC Topic 606	459.2		788.6
Total revenues from contracts with clients	$	627.4	$	946.4
Method of revenue recognition:
Point-in-time	$	589.7	$	909.1
Time elapsed	37.7		37.3
Total revenues from contracts with clients	627.4		946.4
Other sources of revenues
Physical precious metals under ASC Topic 815	17,162.5		10,479.0
Physical agricultural and energy products	1,199.2		1,135.8
Principal gains, net	293.8		254.2
Interest income	290.1		196.2
Total revenues	$	19,573.0	$	13,011.6
Total revenues by primary geographic region:
United States	$	1,603.5	$	1,563.6
Europe	658.4		915.0
South America	128.0		62.2
Middle East and Asia	17,175.6		10,466.3
Other	7.5		4.5
Total revenues	$	19,573.0	$	13,011.6
Operating revenues by primary geographic region:
United States	$	568.0	$	489.9
Europe	135.6		101.5
South America	41.2		31.5
Middle East and Asia	32.0		27.4
Other	7.4		4.5
Total operating revenues	$	784.2	$	654.8

Schedule of Income and Expense

The following table indicates the relevant income and expense:

	Three Months Ended December 31,
(in millions)	2023		2022
Dividend income on long equity positions	$	20.2	$	14.2
Dividend expense on short equity positions	18.8		13.2
Dividend income, net reported within Principal Gains, net	$	1.4	$	1.0