Consolidated Income Statements - USD ($) $ in Millions	12 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2016
Revenues:
Sales of physical commodities	$ 26,682.4	$ 28,673.3	$ 14,112.0
Trading gains, net	389.1	332.2	321.2
Commission and clearing fees	356.8	283.4	224.3
Consulting, management, and account fees	71.1	65.0	42.2
Interest income	123.3	69.7	55.2
Total revenues	27,622.7	29,423.6	14,754.9
Cost of sales of physical commodities	26,646.9	28,639.6	14,083.9
Operating revenues	975.8	784.0	671.0
Transaction-based clearing expenses	179.7	136.3	129.9
Introducing broker commissions	133.8	113.0	68.9
Interest expense	80.7	42.1	28.3
Net operating revenues	581.6	492.6	443.9
Compensation and other expenses:
Compensation and benefits	337.7	295.7	263.9
Trading systems and market information	34.7	34.4	28.0
Occupancy and equipment rental	16.5	15.2	13.3
Professional fees	18.1	15.2	14.0
Travel and business development	13.8	13.3	11.5
Non-trading technology and support	13.9	11.6	7.1
Depreciation and amortization	11.6	9.8	8.2
Communications	5.4	5.0	4.7
Bad debts	3.1	4.3	4.4
Bad debt on physical coal	1.0	47.0	0.0
Other	26.3	25.9	22.3
Total compensation and other expenses	482.1	477.4	377.4
Other gains	2.0	0.0	6.2
Income from operations, before tax	101.5	15.2	72.7
Income tax expense	46.0	8.8	18.0
Net Income	$ 55.5	$ 6.4	$ 54.7
Basic earnings per share:
Net income per common share	$ 2.93	$ 0.32	$ 2.94
Diluted earnings per share:
Net income per common share	$ 2.87	$ 0.31	$ 2.90
Weighted-average number of common shares outstanding:
Basic	18,549,011	18,395,987	18,410,561
Diluted	18,934,830	18,687,354	18,625,372