Segment Analysis (Tables)

3 Months Ended

Dec. 31, 2020

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)	2020		2019
Total revenues:
Commercial	$	8,865.5	$	11,006.3
Institutional	165.5		132.4
Retail	192.2		76.3
Global Payments	34.4		31.4
Corporate Unallocated	(3.5)		5.2
Eliminations	(3.6)		(6.6)
Total	$	9,250.5	$	11,245.0
Operating revenues:
Commercial	$	105.6	$	93.2
Institutional	165.5		132.4
Retail	81.7		21.2
Global Payments	34.4		31.4
Corporate Unallocated	(3.5)		5.2
Eliminations	(3.6)		(6.6)
Total	$	380.1	$	276.8
Net operating revenues (loss):
Commercial	$	82.6	$	73.7
Institutional	105.3		64.8
Retail	52.1		4.9
Global Payments	32.7		29.8
Corporate Unallocated	(16.6)		(2.7)
Total	$	256.1	$	170.5
Net contribution:
(Revenues less cost of sales of physical commodities, transaction-based clearing expenses, variable compensation, introducing broker commissions and interest expense)
Commercial	$	56.8	$	51.5
Institutional	67.1		46.0
Retail	48.6		4.5
Global Payments	26.1		23.8
Total	$	198.6	$	125.8
Segment income:
(Net contribution less non-variable direct segment costs)
Commercial	$	32.1	$	28.7
Institutional	44.8		25.3
Retail	17.9		2.9
Global Payments	20.4		18.9
Total	$	115.2	$	75.8
Reconciliation of segment income to income before tax:
Segment income	$	115.2	$	75.8
Net costs not allocated to operating segments	(88.3)		(54.2)
Other gain	—		0.1
Income before tax	$	26.9	$	21.7
(in millions)	As of December 31, 2020		As of September 30, 2020
Total assets:
Commercial	$	3,203.8	$	2,753.6
Institutional	8,706.1		8,740.8
Retail	1,242.4		1,245.9
Global Payments	236.5		315.9
Corporate Unallocated	586.0		418.7
Total	$	13,974.8	$	13,474.9