Equity (Tables)

3 Months Ended

Mar. 31, 2013

Equity

Schedule of accumulated other comprehensive loss

	Foreign Currency Translation Gain			Unrealized Loss on Investments, Net of Tax			Minimum Pension Liability, Net of Tax			Accumulated Other Comprehensive Loss
	(in millions)
Balance as of December 31, 2012	$	21.0		$	(0.2	)	$	(22.3	)	$	(1.5	)
Current-period change	(10.1		)	0.2			—			(9.9		)
Balance as of March 31, 2013	$	10.9		$	—		$	(22.3	)	$	(11.4	)