Other Expenses (Notes)

9 Months Ended

Jun. 30, 2016

Other Expenses [Abstract]

Other Expenses [Text Block]

Other Expenses

Other expenses for the three and nine months ended June 30, 2016 and 2015 consisted of the following:

	Three Months Ended June 30,				Nine Months Ended June 30,
(in millions)	2016		2015		2016		2015
Contingent consideration, net	$	—	$	0.2	$	0.3	$	0.4
Insurance	0.4		0.3		1.1		1.2
Advertising, meetings and conferences	1.2		0.7		4.2		2.0
Non-trading hardware and software maintenance and software licensing	1.8		1.2		4.6		3.5
Office supplies and printing	0.3		0.3		0.9		0.9
Other clearing related expenses	0.5		0.2		1.0		0.8
Other non-income taxes	1.1		1.1		3.2		3.0
Other	1.8		1.7		5.5		4.8
Total other expenses	$	7.1	$	5.7	$	20.8	$	16.6