Other Expense (Income) (Summary of other expense (income)) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Component Of Other Expense (Income) Nonoperating [Line Items]
Total other expense (income)	$ 303	$ 14,051	$ (11,630)
Foreign Currency (Gains) Losses, Net [Member]
Component Of Other Expense (Income) Nonoperating [Line Items]
Total other expense (income)	(5,599)	10,423	(2,270)
U S Customs Refund [Member]
Component Of Other Expense (Income) Nonoperating [Line Items]
Total other expense (income)	0	0	(7,730)
All Other, Net [Member]
Component Of Other Expense (Income) Nonoperating [Line Items]
Total other expense (income)	$ 5,902	$ 3,628	$ (1,630)