XML 202 R80.htm IDEA: XBRL DOCUMENT v3.20.1
Financial risk management - Narrative (Details)
$ in Thousands
 12 Months Ended
Dec. 31, 2019
USD ($)
customer
bank
Dec. 31, 2018
USD ($)
customer
bank
Dec. 31, 2017
USD ($)
Dec. 31, 2016
USD ($)
Jul. 31, 2016
BRL (R$)
Disclosure of major customers [line items]          
Proportion of sales designated for hedging activities (as a percent) 30.20% 19.50%      
Gain (loss) on hedge ineffectiveness recognised in other comprehensive income $ 54,312 $ 75,822      
Reclassification adjustments on cash flow hedges for which hedged item affected profit or loss, net of tax 15,594 26,693      
Cash and cash equivalents $ 290,276 $ 273,635 $ 269,195 $ 158,568  
Number of major banks | bank 8 5      
Gearing ratio 48.00% 44.00%      
Notional amount $ 37,965 $ 55,828      
Forward contract          
Disclosure of major customers [line items]          
Notional amount $ 71,700 $ 63,300 $ 111,800    
Bottom of range          
Disclosure of major customers [line items]          
Gearing ratio 40.00%        
Top of range          
Disclosure of major customers [line items]          
Gearing ratio 60.00%        
Interest rate risk          
Disclosure of major customers [line items]          
Sensitivity analysis for types of market risk (as a percent) 1.00%        
Interest rate risk | Bradesco          
Disclosure of major customers [line items]          
Notional amount | R$         R$ 90,000,000
Interest rate risk | Floating interest rate          
Disclosure of major customers [line items]          
Interest rate on borrowings (as a percent)         2.10%
Interest rate risk | Fixed interest rate          
Disclosure of major customers [line items]          
Interest rate on borrowings (as a percent)         6.55%
Credit risk          
Disclosure of major customers [line items]          
Number of major banks | bank 6        
Proportion of total cash deposited in major banks (as a percent) 85.00% 78.00%      
Credit risk | Crops          
Disclosure of major customers [line items]          
Proportion of sales (as a percent) 96.00% 87.00%      
Number of well-known customers | customer 42 49      
Credit risk | Ethanol          
Disclosure of major customers [line items]          
Proportion of sales (as a percent) 100.00%        
Number of well-known customers | customer 52 54      
Credit risk | Sugar          
Disclosure of major customers [line items]          
Proportion of sales (as a percent) 86.00% 99.00%      
Number of well-known customers | customer 66 19      
Credit risk | Crystal Sugar          
Disclosure of major customers [line items]          
Proportion of sales (as a percent) 14.00% 1.00%      
Credit risk | Energy          
Disclosure of major customers [line items]          
Proportion of sales (as a percent) 94.00% 97.00%      
Number of well-known customers | customer 55        
Credit risk | Dairy          
Disclosure of major customers [line items]          
Proportion of sales (as a percent) 70.00% 92.00%      
Number of well-known customers | customer 36 21      
Currency risk          
Disclosure of major customers [line items]          
Sensitivity analysis for types of market risk (as a percent) 10.00% 10.00%      
Argentine Peso | Currency risk | Forward contract          
Disclosure of major customers [line items]          
Gain (loss) on hedge ineffectiveness recognised in profit or loss $ 3,000        
US Dollar | Currency risk | Forward contract          
Disclosure of major customers [line items]          
Notional amount   $ 4,900      
Gain (loss) on hedge ineffectiveness recognised in profit or loss   100      
Brazilian Reais | Euro-bob swap          
Disclosure of major customers [line items]          
Gain (loss) on hedge ineffectiveness recognised in profit or loss 1,600        
Brazilian Reais | Currency risk | Forward contract          
Disclosure of major customers [line items]          
Notional amount 5,100        
Gain (loss) on hedge ineffectiveness recognised in profit or loss $ 1,100 $ 2,000