Segment Analysis (Tables)

3 Months Ended

Dec. 31, 2013

Segment Analysis [Abstract]

Schedule of Segment Reporting Information, by Segment [Table Text Block]

Information concerning operations in these segments of business is shown in accordance with the Segment Reporting Topic of the ASC as follows:

	Three Months Ended December 31,
(in millions)	2013			2012
Total revenues:
Commodity and Risk Management Services	$	7,766.9		$	12,453.1
Foreign Exchange	18.3			16.2
Securities	17.6			12.9
Clearing and Execution Services	23.8			22.4
Other	111.8			39.5
Corporate unallocated	(0.4		)	8.7
Total	$	7,938.0		$	12,552.8
Operating revenues (loss):
Commodity and Risk Management Services	$	48.5		$	60.7
Foreign Exchange	18.3			16.2
Securities	17.6			12.9
Clearing and Execution Services	23.8			22.4
Other	5.6			4.8
Corporate unallocated	(0.4		)	8.7
Total	$	113.4		$	125.7
Net contribution:
(Revenues less cost of sales, transaction-based clearing expenses, variable bonus compensation, introducing broker commissions and interest expense)
Commodity and Risk Management Services	$	29.2		$	40.5
Foreign Exchange	12.1			10.4
Securities	8.6			6.9
Clearing and Execution Services	3.7			3.6
Other	4.1			2.8
Total	$	57.7		$	64.2
Segment income (loss):
(Net contribution less non-variable direct segment costs)
Commodity and Risk Management Services	$	13.1		$	22.7
Foreign Exchange	8.1			7.1
Securities	4.3			3.2
Clearing and Execution Services	1.1			(0.9		)
Other	2.9			1.9
Total	$	29.5		$	34.0
Reconciliation of segment income to income from operations, before tax:
Segment income	$	29.5		$	34.0
Costs not allocated to operating segments	25.5			15.2
Income from operations, before tax	$	4.0		$	18.8
(in millions)	As of December 31, 2013			As of September 30, 2013
Total assets:
Commodity and Risk Management Services	$	1,057.2		$	1,105.1
Foreign Exchange	126.8			145.0
Securities	226.6			198.5
Clearing and Execution Services	1,164.8			1,246.4
Other	54.7			37.3
Corporate unallocated	113.8			115.7
Total	$	2,743.9		$	2,848.0