Other Expenses (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Other Income and Expenses [Abstract]
Restructuring costs (see Note 15)	$ 8,454	$ 4,546	$ 73,563	$ 11,804
Former CEO separation costs	0	0	4,125	0
Net gains from sale of non-core assets	(2,736)	(1,560)	(3,958)	(4,374)
Currency translation adjustments recognized in earnings	(4,152)	0	(10,906)	0
Contingent consideration adjustments	0	0	0	(3,966)
Other	817	64	2,527	967
Other expenses	$ 2,383	$ 3,050	$ 65,351	$ 4,431