Accumulated Other Comprehensive Income (Loss) (Details) (USD $)	Dec. 31, 2012	Dec. 31, 2011
Equity [Abstract]
Translation adjustments	$ (27,100,000)	$ (50,300,000)
Unrealized gains (losses) on securities available for sale	4,200,000	0
Unrealized gains (losses) on foreign currency forward contracts	(10,700,000)	32,800,000
Unfunded status of pension and postretirement benefit plans	(21,700,000)	(9,000,000)
Accumulated other comprehensive income (loss)	$ (55,305,000)	$ (26,535,000)