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Debt - ST Debt (Details) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Short-term Debt [Line Items]    
Debt, Current $ 44,024 $ 13,454
Short-term Debt, Weighted Average Interest Rate 3.30% 3.80%
Short-term borrowings in various countries [Member]    
Short-term Debt [Line Items]    
Debt, Current $ 44,024 $ 13,454