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Derivatives - Fair Value (Details) - Fair value measurements, recurring - Foreign currency exchange futures contracts - Not designated as hedging instrument - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Estimate of fair value
Derivatives, Fair Value [Line Items]
Foreign currency exchange futures contracts fair value	$ (1,146)	$ (810)
(Level 1)
Derivatives, Fair Value [Line Items]
Foreign currency exchange futures contracts fair value	0	0
(Level 2)
Derivatives, Fair Value [Line Items]
Foreign currency exchange futures contracts fair value	(1,146)	(810)
(Level 3)
Derivatives, Fair Value [Line Items]
Foreign currency exchange futures contracts fair value	$ 0	$ 0

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- Definition

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+ References

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- Definition

Fair value portion of asset contracts related to the exchange of different currencies, including, but not limited to, foreign currency options, forward contracts, and swaps.

+ References

No definition available.

+ Details

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