Other Expenses (Tables)

3 Months Ended

Dec. 31, 2014

Other Expenses [Abstract]

Schedule of Other Operating Cost and Expense, by Component [Table Text Block]

Other expenses for the three months ended December 31, 2014 and 2013 consisted of the following:

	Three Months Ended December 31,
(in millions)	2014		2013
Contingent consideration, net	$	0.1	$	0.2
Insurance	0.5		0.5
Advertising, meetings and conferences	0.6		0.4
Non-trading hardware and software maintenance and software licensing	1.2		0.7
Office supplies and printing	0.3		0.3
Other clearing related expenses	0.4		0.4
Other non-income taxes	1.0		1.0
Other	1.3		1.2
Total other expenses	$	5.4	$	4.7