Other Expenses (Notes)

6 Months Ended

Mar. 31, 2014

Other Expenses [Abstract]

Other Expenses [Text Block]

Other Expenses

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

	Three Months Ended March 31,				Six Months Ended March 31,
(in millions)	2014		2013		2014		2013
Contingent consideration, net(1)	$	0.1	$	0.5	$	0.3	$	1.2
Insurance	0.4		0.4		0.8		0.9
Advertising, meetings and conferences	1.3		0.5		1.8		1.1
Non-trading hardware and software maintenance and software licensing	0.8		0.9		1.5		1.5
Office supplies and printing	0.3		0.3		0.5		0.7
Other clearing related expenses	0.2		0.5		0.6		0.9
Other non-income taxes	0.9		1.2		2.0		2.2
Other	1.3		1.6		2.5		4.1
Total other expenses	$	5.3	$	5.9	$	10.0	$	12.6

(1) Contingent consideration includes remeasurement of contingent liabilities related to business combinations accounted for in accordance with the provisions of the Business Combinations Topic of the ASC (see Note 3).