Goodwill And Other Acquired Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2011

Goodwill And Other Acquired Intangible Assets [Abstract]

Activity In Goodwill

	Year Ended December 31,
	2011									2010
	MIS			MA			Consolidated			MIS		MA		Consolidated
Beginning balance	$	11.4		$	454.1		$	465.5		$	11.1	$	338.1	$	349.2
Additions/adjustments		—			198.5			198.5			—		104.6		104.6
Foreign currency translation adjustments		(0.4	)		(20.7	)		(21.1	)		0.3		11.4		11.7
Ending balance	$	11.0		$	631.9		$	642.9		$	11.4	$	454.1	$	465.5

Acquired Intangible Assets And Related Amortization

	December 31,
	2011			2010
Customer relationships	$	217.9		$	145.1
Accumulated amortization		(58.6	)		(49.2	)
Net customer relationships		159.3			95.9
Trade secrets		31.3			31.4
Accumulated amortization		(13.4	)		(10.9	)
Net trade secrets		17.9			20.5
Software		70.9			54.8
Accumulated amortization		(25.1	)		(20.3	)
Net software		45.8			34.5
Trade names		28.1			17.9
Accumulated amortization		(9.0	)		(8.3	)
Net trade names		19.1			9.6
Other		24.6			19.6
Accumulated amortization		(13.1	)		(11.3	)
Net other		11.5			8.3
Total	$	253.6		$	168.8

Amortization Expense

	Year Ended December 31,
	2011		2010		2009
Amortization Expense	$	20.5	$	16.4	$	16.4

Estimated Future Amortization Expense

Year Ended December 31,
2012	$	28.0
2013		27.2
2014		22.1
2015		20.7
2016		19.5
Thereafter		136.1