Condensed Consolidated Income Statements - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Revenues:
Sales of physical commodities	$ 3,847.4	$ 6,886.6	$ 31,633.3	$ 23,017.2
Trading gains, net	79.7	61.6	234.8	178.0
Commission and clearing fees	46.0	44.5	142.7	134.0
Consulting and management fees	11.3	10.1	31.0	31.6
Interest income	10.6	2.1	22.7	5.4
Other income	0.1	0.2	0.3	0.5
Total revenues	3,995.1	7,005.1	32,064.8	23,366.7
Cost of sales of physical commodities	3,843.5	6,886.9	31,619.2	23,006.4
Operating revenues	151.6	118.2	445.6	360.3
Transaction-based clearing expenses	30.2	28.1	91.4	81.0
Introducing broker commissions	13.1	11.6	37.6	36.0
Interest expense	4.9	2.5	12.1	8.0
Net operating revenues	103.4	76.0	304.5	235.3
Compensation and other expenses:
Compensation and benefits	62.8	49.2	182.3	148.2
Communication and data services	7.3	6.6	21.2	19.0
Occupancy and equipment rental	3.3	2.9	10.2	9.1
Professional fees	2.5	3.5	8.9	11.9
Travel and business development	2.5	2.6	7.8	7.4
Depreciation and amortization	1.7	1.9	5.4	5.5
Bad debts and impairments	0.4	0.1	3.2	0.8
Other	5.7	5.2	16.6	15.2
Total compensation and other expenses	86.2	72.0	255.6	217.1
Income from continuing operations, before tax	17.2	4.0	48.9	18.2
Income tax expense	5.0	0.3	14.3	4.4
Net income from continuing operations	12.2	3.7	34.6	13.8
Loss from discontinued operations, net of tax	0.0	(0.2)	0.0	(0.3)
Net income	$ 12.2	$ 3.5	$ 34.6	$ 13.5
Basic earnings per share:
Income from continuing operations	$ 0.64	$ 0.20	$ 1.82	$ 0.73
Loss income from discontinued operations	0.00	(0.01)	0.00	(0.02)
Net income per common share	0.64	0.19	1.82	0.71
Diluted earnings per share:
Income from continuing operations	0.62	0.19	1.78	0.71
Loss income from discontinued operations	0.00	(0.01)	0.00	(0.02)
Net income per common share	$ 0.62	$ 0.18	$ 1.78	$ 0.69
Weighted-average number of common shares outstanding:
Basic	18,698,734	18,443,256	18,573,617	18,560,080
Diluted	19,084,747	18,933,826	18,953,171	19,170,138