Intangible Assets And Goodwill (Tables)

9 Months Ended

Sep. 30, 2012

Goodwill and Intangible Assets Disclosure [Abstract]

Components of intangible assets

Intangible assets consisted of the following at September 30, 2012 and December 31, 2011:

	September 30, 2012							December 31, 2011
(in millions)	Assigned Value		Accumulated Amortization			Net Book Value		Assigned Value			Accumulated Amortization			Net Book Value
Amortizable Intangible Assets:
Clearing firm, market data and other customer relationships	$	2,838.7	$	(443.4	)	$	2,395.3	$	3,071.9		$	(400.4	)	$	2,671.5
Lease-related intangibles	47.2		(29.5		)	17.7		83.2			(45.4		)	37.8
Technology-related intellectual property	29.4		(12.9		)	16.5		56.2			(28.4		)	27.8
Other(1)	9.8		(9.8		)	—		11.6			(10.6		)	1.0
	2,925.1		(495.6		)	2,429.5		3,222.9			(484.8		)	2,738.1
Foreign currency translation adjustments	—		—			—		(8.8		)	5.9			(2.9		)
Total amortizable intangible assets	$	2,925.1	$	(495.6	)	2,429.5		$	3,214.1		$	(478.9	)	2,735.2
Indefinite-Lived Intangible Assets:
Trade names						450.0								578.0
Foreign currency translation adjustments						—								(0.4		)
Total intangible assets – other, net						$	2,879.5							$	3,312.8
Trading products(2)						$	17,040.5							$	17,040.5

(1) At September 30, 2012, other amortizable intangible assets consisted of market maker agreements and a definite-lived trade name. At December 31, 2011, other amortizable intangible assets consisted of service and market maker agreements and a definite-lived trade name.

(2) Trading products represent futures and options products acquired in our business combinations with CBOT Holdings, Inc. (CBOT Holdings) and NYMEX Holdings, Inc. (NYMEX Holdings). Clearing and transaction fees revenues are generated through the trading of these products. These trading products, most of which have traded for decades, require authorization from the Commodity and Futures Trading Commission (CFTC). Product authorizations from the CFTC have no term limits.

Future estimated amortization expense

(in millions)	Amortization Expense
Remainder of 2012	$	25.8
2013	102.8
2014	101.5
2015	101.3
2016	97.9
2017	97.3
Thereafter	1,902.9

Goodwill activity

Goodwill activity consisted of the following for the nine months ended September 30, 2012 and the year ended December 31, 2011:

	Balance at		Business					Other		Balance at
(in millions)	December 31, 2011		Combinations		Divestitures			Activity(3)		September 30, 2012
CBOT Holdings	$	5,035.7	$	—	$	—		$	—	$	5,035.7
NYMEX Holdings	2,462.2		—		—			—		2,462.2
Index Services	434.5		—		(434.5		)	—		—
Other	51.6		17.7		(28.9		)	—		40.4
Total goodwill	$	7,984.0	$	17.7	$	(463.4	)	$	—	$	7,538.3

	Balance at		Business				Other			Balance At
(in millions)	December 31, 2010		Combinations		Divestitures		Activity(3)			December 31, 2011
CBOT Holdings	$	5,035.7	$	—	$	—	$	—		$	5,035.7
NYMEX Holdings	2,462.3		—		—		(0.1		)	2,462.2
Index Services	435.6		—		—		(1.1		)	434.5
Other	50.0		—		—		1.6			51.6
Total goodwill	$	7,983.6	$	—	$	—	$	0.4		$	7,984.0

(3) Other activity includes adjustments to tax contingencies, the recognition of excess tax benefits upon exercise of stock options and foreign currency translation adjustments.