Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2014

Assets and Liabilities Measured at Fair Value on Recurring Basis

The following table summarizes assets and liabilities that are measured at fair value on a recurring basis as of June 30, 2014 and December 31, 2013:

	June 30, 2014										December 31, 2013
	Fair Value Asset (Liability)										Fair Value Asset (Liability)
(in millions)	Level 1		Level 2			Level 3		Total			Level 1		Level 2			Level 3		Total
Derivatives:
Assets	$	—	$	6.9		$	—	$	6.9		$	—	$	19.5		$	—	$	19.5
Liabilities		—		(19.8	)		—		(19.8	)		—		(19.7	)		—		(19.7	)
Available-for-sale securities		—		16.4			—		16.4			—		12.0			—		12.0
Contingent consideration		—		—			34.7		34.7			—		—			43.0		43.0

Changes in Fair Value of Contingent Consideration Obligations

Changes in the fair value of the contingent consideration obligations for the six months ended June 30, 2014 were as follows:

(in millions)	2014
Contingent consideration at January 1,	$	43.0
Payments		(9.3	)
Adjustments and foreign exchange		1.0
Contingent consideration at June 30,	$	34.7