Debt - ST Debt (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Short-term Debt [Line Items]
Debt, Current	$ 23,878	$ 364,357
Short-term Debt, Weighted Average Interest Rate	4.50%	4.20%
6.875% senior notes, due 2013 [Member]
Short-term Debt [Line Items]
Debt, Current	0	335,384
Short-term borrowings in various countries [Member]
Short-term Debt [Line Items]
Debt, Current	$ 23,878	$ 28,973