XML 130 R81.htm IDEA: XBRL DOCUMENT v3.20.1
Financial risk management - Currency Appreciation/Depreciation Effects on Net Monetary Position (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Disclosure of detailed information about financial instruments [line items]    
Risk exposure associated with instruments sharing characteristic $ (904,683) $ (587,462)
US Dollar    
Disclosure of detailed information about financial instruments [line items]    
Risk exposure associated with instruments sharing characteristic (686,223) (600,680)
Argentine Peso    
Disclosure of detailed information about financial instruments [line items]    
Risk exposure associated with instruments sharing characteristic (337,029) (282,129)
Argentine Peso | US Dollar    
Disclosure of detailed information about financial instruments [line items]    
Risk exposure associated with instruments sharing characteristic (317,296) (260,372)
Brazilian Reais    
Disclosure of detailed information about financial instruments [line items]    
Risk exposure associated with instruments sharing characteristic (634,685) (444,617)
Brazilian Reais | US Dollar    
Disclosure of detailed information about financial instruments [line items]    
Risk exposure associated with instruments sharing characteristic (438,604) (480,501)
Uruguay, Pesos    
Disclosure of detailed information about financial instruments [line items]    
Risk exposure associated with instruments sharing characteristic 19,500 23,603
Uruguay, Pesos | US Dollar    
Disclosure of detailed information about financial instruments [line items]    
Risk exposure associated with instruments sharing characteristic 21,586 24,512
Currency risk | US Dollar    
Disclosure of detailed information about financial instruments [line items]    
Risk exposure associated with instruments sharing characteristic (73,431) (71,636)
Currency risk | Argentine Peso | US Dollar    
Disclosure of detailed information about financial instruments [line items]    
Risk exposure associated with instruments sharing characteristic (31,730) (26,037)
Currency risk | Brazilian Reais | US Dollar    
Disclosure of detailed information about financial instruments [line items]    
Risk exposure associated with instruments sharing characteristic (43,860) (48,050)
Currency risk | Uruguay, Pesos | US Dollar    
Disclosure of detailed information about financial instruments [line items]    
Risk exposure associated with instruments sharing characteristic $ 2,159 $ 2,451