Segment Analysis (Tables)

3 Months Ended

Dec. 31, 2021

Segment Reporting [Abstract]

Schedule of Segment Reporting Information

Information for the reportable segments is shown in accordance with the Segment Reporting Topic of the ASC as follows:

	Three Months Ended December 31,
(in millions)	2021		2020
Total revenues:
Commercial	$	13,823.6	$	8,865.5
Institutional	161.3		165.5
Retail	316.3		192.2
Global Payments	42.4		34.4
Corporate Unallocated	2.1		(3.5)
Eliminations	(4.3)		(3.6)
Total	$	14,341.4	$	9,250.5
Operating revenues:
Commercial	$	152.6	$	105.6
Institutional	161.3		165.5
Retail	96.4		81.7
Global Payments	42.4		34.4
Corporate Unallocated	2.1		(3.5)
Eliminations	(4.3)		(3.6)
Total	$	450.5	$	380.1
Net operating revenues (loss):
Commercial	$	129.7	$	82.6
Institutional	92.9		105.3
Retail	64.8		52.1
Global Payments	40.3		32.7
Corporate Unallocated	(13.9)		(16.6)
Total	$	313.8	$	256.1
Net contribution:
(Revenues less cost of sales of physical commodities, transaction-based clearing expenses, variable compensation, introducing broker commissions and interest expense)
Commercial	$	90.7	$	56.8
Institutional	57.4		67.1
Retail	60.0		48.6
Global Payments	31.9		26.1
Total	$	240.0	$	198.6
Segment income:
(Net contribution less non-variable direct segment costs)
Commercial	$	65.5	$	32.1
Institutional	31.9		44.8
Retail	23.4		17.9
Global Payments	24.5		20.4
Total	$	145.3	$	115.2
Reconciliation of segment income to income before tax:
Segment income	$	145.3	$	115.2
Net costs not allocated to operating segments	(92.8)		(88.3)
Other gain	—		—
Income before tax	$	52.5	$	26.9
(in millions)	As of December 31, 2021		As of September 30, 2021
Total assets:
Commercial	$	3,641.7	$	3,969.9
Institutional	13,014.1		12,403.3
Retail	1,645.0		1,380.9
Global Payments	348.7		243.8
Corporate Unallocated	579.5		841.7
Total	$	19,229.0	$	18,839.6