Segment Analysis (Tables)

6 Months Ended

Mar. 31, 2022

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 March 31,				Six Months Ended March 31,
(in millions)	2022		2021		2022		2021
Total revenues:
Commercial	$	15,792.5	$	10,516.4	$	29,616.1	$	19,381.9
Institutional	202.8		191.6		364.1		357.1
Retail	349.6		503.5		665.9		695.7
Global Payments	41.0		33.5		83.4		67.9
Corporate Unallocated	1.9		4.2		4.0		0.7
Eliminations	(5.1)		(4.4)		(9.4)		(8.0)
Total	$	16,382.7	$	11,244.8	$	30,724.1	$	20,495.3
Operating revenues:
Commercial	$	184.1	$	144.3	$	336.7	$	249.9
Institutional	202.8		191.6		364.1		357.1
Retail	120.0		102.2		216.4		183.9
Global Payments	41.0		33.5		83.4		67.9
Corporate Unallocated	1.9		4.2		4.0		0.7
Eliminations	(5.1)		(4.4)		(9.4)		(8.0)
Total	$	544.7	$	471.4	$	995.2	$	851.5
Net operating revenues (loss):
Commercial	$	155.8	$	118.2	$	285.5	$	200.8
Institutional	132.8		123.8		225.7		229.1
Retail	86.8		70.7		151.6		122.8
Global Payments	38.9		31.7		79.2		64.4
Corporate Unallocated	(14.0)		(10.2)		(27.9)		(26.8)
Total	$	400.3	$	334.2	$	714.1	$	590.3
Net contribution:
(Revenues less cost of sales of physical commodities, transaction-based clearing expenses, variable compensation, introducing broker commissions and interest expense)
Commercial	$	109.6	$	81.8	$	200.3	$	138.6
Institutional	82.3		75.3		139.7		142.4
Retail	80.7		65.5		140.7		114.1
Global Payments	32.1		25.7		64.0		51.8
Total	$	304.7	$	248.3	$	544.7	$	446.9
Segment income:
(Net contribution less non-variable direct segment costs)
Commercial	$	70.1	$	55.6	$	135.6	$	87.7
Institutional	50.0		52.0		81.9		96.8
Retail	45.5		32.0		68.9		49.9
Global Payments	23.9		19.4		48.4		39.8
Total	$	189.5	$	159.0	$	334.8	$	274.2
Reconciliation of segment income to income before tax:
Segment income	$	189.5	$	159.0	$	334.8	$	274.2
Net costs not allocated to operating segments	(102.1)		(82.7)		(194.9)		(171.0)
Income before tax	$	87.4	$	76.3	$	139.9	$	103.2
(in millions)	As of March 31, 2022		As of September 30, 2021
Total assets:
Commercial	$	5,276.3	$	3,969.9
Institutional	13,467.1		12,403.3
Retail	1,477.4		1,380.9
Global Payments	403.1		243.8
Corporate Unallocated	571.8		841.7
Total	$	21,195.7	$	18,839.6