Accumulated Other Comprehensive Income (Loss) (Tables)

12 Months Ended

Dec. 31, 2011

Accumulated Other Comprehensive Income (Loss) [Abstract]

Accumulated other comprehensive income (loss)

	Foreign Currency Translation Gain (Loss)			Unrealized Gain  (Loss) on Securities			Unrealized Loss on Derivative Instruments			Post- Retirement Benefit Plans			Total
Balance at December 31, 2008	$	56.1		$	(1.6	)	$	(47.4	)	$	(92.3	)	$	(85.2	)
Change in component		18.3			(0.1	)		(8.6	)		(21.3	)		(11.7	)
Reclassification adjustments into earnings		—			—			8.0			1.2			9.2
Income tax effect		—			—			(4.2	)		7.4			3.2
Balance at December 31, 2009		74.4			(1.7	)		(52.2	)		(105.0	)		(84.5	)
Change in component		(28.4	)		1.4			(12.2	)		3.7			(35.5	)
Reclassification adjustments into earnings		—			—			9.2			4.5			13.7
Income tax effect		—			(0.1	)		(0.5	)		(3.1	)		(3.7	)
Balance at December 31, 2010		46.0			(0.4	)		(55.7	)		(99.9	)		(110.0	)
Change in component		(41.2	)		(1.2	)		(6.6	)		(36.0	)		(85.0	)
Reclassification adjustments into earnings		1.6			0.9			4.0			5.8			12.3
Income tax effect		—			0.1			2.1			11.4			13.6
Balance at December 31, 2011	$	6.4		$	(0.6	)	$	(56.2	)	$	(118.7	)	$	(169.1	)