| All amounts Long / (Short) in thousands of U.S. dollars | As of December 31, | |||||||
| Currency Exposure / Functional currency | 2017 | 2016 | ||||||
| Argentine Peso / U.S. Dollar | (64,482 | ) | (60,204 | ) | ||||
| Euro / U.S. Dollar | (365,926 | ) | (406,814 | ) | ||||
| U.S. Dollar / Brazilian Real | (183 | ) | 125,880 | |||||