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Disclosures on the effects of fluctuations in foreign currency exchange rates (Details 1) - USD ($)
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency   US$
Liabilities held in foreign currencies $ 2,549,679,000 $ 2,130,292,000
Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 776,812,000 555,663,000
Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 1,772,867,000 1,574,629,000
Other current financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 298,822,000 23,585,000
Other current provisions [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 110,565,000 106,197,000
Deferred Tax Liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 183,411,000 175,361,000
Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 205,790,000 163,751,000
Current tax liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 17,874,000 47,412,000
Other non-current provisions [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 34,690,000 31,822,000
Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 126,899,000 194,624,000
Other non current financial liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 1,518,926,000 1,330,382,000
Trade payables due to related parties, current [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 475,000 9,000
Provisions for employee benefits, non-current [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 16,387,000 20,085,000
Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 35,840,000 37,064,000
Up to 90 days [member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 478,587,000 461,834,000
Up to 90 days [member] | Other current financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 40,111,000 12,865,000
Up to 90 days [member] | Other current provisions [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 109,745,000 74,970,000
Up to 90 days [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 188,677,000 163,748,000
Up to 90 days [member] | Current tax liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 2,863,000 4,548,000
Up to 90 days [member] | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 124,230,000 185,618,000
Up to 90 days [member] | Trade payables due to related parties, current [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 475,000 0
Up to 90 days [member] | Provisions for employee benefits, non-current [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 12,486 20,085,000
Later than three months and not later than one year [member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 298,225,000 93,829,000
Later than three months and not later than one year [member] | Other current financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 258,711,000 10,720,000
Later than three months and not later than one year [member] | Other current provisions [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 820,000 31,227,000
Later than three months and not later than one year [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 17,113,000 3,000
Later than three months and not later than one year [member] | Current tax liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 15,011,000 42,864,000
Later than three months and not later than one year [member] | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 2,669,000 9,006,000
Later than three months and not later than one year [member] | Trade payables due to related parties, current [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 9,000
Later than three months and not later than one year [member] | Provisions for employee benefits, non-current [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 3,901,000 0
Over 1 year to 2 [member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 217,798,000 342,225,000
Over 1 year to 2 [member] | Deferred Tax Liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 69,048,000 63,534,000
Over 1 year to 2 [member] | Other non-current provisions [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 23,014,000 28,822,000
Over 1 year to 2 [member] | Other non current financial liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 89,896,000 249,869,000
Over 1 year to 2 [member] | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 35,840,000 0
Over 2 years to 3 [member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 42,503,000 126,339,000
Over 2 years to 3 [member] | Deferred Tax Liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 33,355,000
Over 2 years to 3 [member] | Other non-current provisions [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 167,000 3,000
Over 2 years to 3 [member] | Other non current financial liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 42,336,000 80,903,000
Over 2 years to 3 [member] | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 9,081,000
Over 3 years to 4 [member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 313,749,000 354,034,000
Over 3 years to 4 [member] | Deferred Tax Liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 56,040,000
Over 3 years to 4 [member] | Other non-current provisions [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Over 3 years to 4 [member] | Other non current financial liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 313,749,000 297,994,000
Over 3 years to 4 [member] | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Over 4 to 5 years [member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 129,554,000 0
Over 4 to 5 years [member] | Deferred Tax Liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 114,353,000 0
Over 4 to 5 years [member] | Other non-current provisions [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 1,452,000 0
Over 4 to 5 years [member] | Other non current financial liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 13,749,000 0
Over 4 to 5 years [member] | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Over 5 years [member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 1,069,263,000 752,031,000
Over 5 years [member] | Deferred Tax Liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 10,000 22,432,000
Over 5 years [member] | Other non-current provisions [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 10,057,000 0
Over 5 years [member] | Other non current financial liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 1,059,196,000 701,616,000
Over 5 years [member] | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies $ 0 27,983,000
United States of America, Dollars | Other current financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency USD  
Liabilities held in foreign currencies $ 278,970,000 16,935,000
United States of America, Dollars | Other current provisions [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency USD  
Liabilities held in foreign currencies $ 110,470,000 $ 105,170,000
United States of America, Dollars | Deferred Tax Liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency USD USD
Liabilities held in foreign currencies $ 183,411,000 $ 175,361,000
United States of America, Dollars | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency USD  
Liabilities held in foreign currencies $ 44,146,000 51,492,000
United States of America, Dollars | Current tax liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency USD  
Liabilities held in foreign currencies $ 17,857,000 $ 41,612,000
United States of America, Dollars | Other non-current provisions [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency USD USD
Liabilities held in foreign currencies $ 34,690,000 $ 31,822,000
United States of America, Dollars | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency USD  
Liabilities held in foreign currencies $ 117,290,000 $ 178,995,000
United States of America, Dollars | Other non current financial liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency USD USD
Liabilities held in foreign currencies $ 1,106,988,000 $ 876,564,000
United States of America, Dollars | Trade payables due to related parties, current [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency USD  
Liabilities held in foreign currencies $ 475,000 9,000
United States of America, Dollars | Provisions for employee benefits, non-current [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency USD  
Liabilities held in foreign currencies $ 16,387,000 $ 20,085,000
United States of America, Dollars | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency USD USD
Liabilities held in foreign currencies $ 34,884,000 $ 36,197,000
United States of America, Dollars | Up to 90 days [member] | Other current financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 20,582,000 12,471,000
United States of America, Dollars | Up to 90 days [member] | Other current provisions [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 109,650,000 74,020,000
United States of America, Dollars | Up to 90 days [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 44,146,000 51,489,000
United States of America, Dollars | Up to 90 days [member] | Current tax liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 2,863,000 0
United States of America, Dollars | Up to 90 days [member] | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 117,136,000 176,506,000
United States of America, Dollars | Up to 90 days [member] | Trade payables due to related parties, current [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 475,000 0
United States of America, Dollars | Up to 90 days [member] | Provisions for employee benefits, non-current [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 12,486,000 20,085,000
United States of America, Dollars | Later than three months and not later than one year [member] | Other current financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 258,388,000 4,464,000
United States of America, Dollars | Later than three months and not later than one year [member] | Other current provisions [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 820,000 31,150,000
United States of America, Dollars | Later than three months and not later than one year [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 3,000
United States of America, Dollars | Later than three months and not later than one year [member] | Current tax liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 14,994,000 41,612,000
United States of America, Dollars | Later than three months and not later than one year [member] | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 154,000 2,489,000
United States of America, Dollars | Later than three months and not later than one year [member] | Trade payables due to related parties, current [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 9,000
United States of America, Dollars | Later than three months and not later than one year [member] | Provisions for employee benefits, non-current [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 3,901,000 0
United States of America, Dollars | Over 1 year to 2 [member] | Deferred Tax Liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 69,048,000 63,534,000
United States of America, Dollars | Over 1 year to 2 [member] | Other non-current provisions [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 23,014,000 28,822,000
United States of America, Dollars | Over 1 year to 2 [member] | Other non current financial liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 89,896,000 249,869,000
United States of America, Dollars | Over 1 year to 2 [member] | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 34,884,000 0
United States of America, Dollars | Over 2 years to 3 [member] | Deferred Tax Liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 33,355
United States of America, Dollars | Over 2 years to 3 [member] | Other non-current provisions [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 167,000 3,000
United States of America, Dollars | Over 2 years to 3 [member] | Other non current financial liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 42,336,000 80,903,000
United States of America, Dollars | Over 2 years to 3 [member] | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 9,081,000
United States of America, Dollars | Over 3 years to 4 [member] | Deferred Tax Liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 56,040,000
United States of America, Dollars | Over 3 years to 4 [member] | Other non-current provisions [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
United States of America, Dollars | Over 3 years to 4 [member] | Other non current financial liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 313,749,000 297,994,000
United States of America, Dollars | Over 3 years to 4 [member] | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
United States of America, Dollars | Over 4 to 5 years [member] | Deferred Tax Liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 114,353,000 0
United States of America, Dollars | Over 4 to 5 years [member] | Other non-current provisions [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 1,452,000 0
United States of America, Dollars | Over 4 to 5 years [member] | Other non current financial liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 13,749,000 0
United States of America, Dollars | Over 4 to 5 years [member] | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
United States of America, Dollars | Over 5 years [member] | Deferred Tax Liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 10,000 22,432,000
United States of America, Dollars | Over 5 years [member] | Other non-current provisions [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 10,057,000 0
United States of America, Dollars | Over 5 years [member] | Other non current financial liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 647,258,000 247,798,000
United States of America, Dollars | Over 5 years [member] | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies $ 0 27,116,000
Unidad de Fomento (funds code) | Other current financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency CLF  
Liabilities held in foreign currencies $ 19,841,000 $ 6,598,000
Unidad de Fomento (funds code) | Other non current financial liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency CLF CLF
Liabilities held in foreign currencies $ 411,938,000 $ 453,818,000
Unidad de Fomento (funds code) | Up to 90 days [member] | Other current financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 19,518,000 342,000
Unidad de Fomento (funds code) | Later than three months and not later than one year [member] | Other current financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 323,000 6,256,000
Unidad de Fomento (funds code) | Over 1 year to 2 [member] | Other non current financial liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Unidad de Fomento (funds code) | Over 2 years to 3 [member] | Other non current financial liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Unidad de Fomento (funds code) | Over 3 years to 4 [member] | Other non current financial liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Unidad de Fomento (funds code) | Over 4 to 5 years [member] | Other non current financial liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Unidad de Fomento (funds code) | Over 5 years [member] | Other non current financial liabilities [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies $ 411,938,000 453,818,000
Chile, Pesos | Other current provisions [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency CLP  
Liabilities held in foreign currencies $ 82,000 64,000
Chile, Pesos | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency CLP  
Liabilities held in foreign currencies $ 90,811,000 69,789,000
Chile, Pesos | Current tax liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency CLP  
Liabilities held in foreign currencies $ 17,000 31,000
Chile, Pesos | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency CLP  
Liabilities held in foreign currencies $ 8,408,000 $ 14,134,000
Chile, Pesos | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency CLP CLP
Liabilities held in foreign currencies $ 519,000 $ 521,000
Chile, Pesos | Up to 90 days [member] | Other current provisions [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 82,000 0
Chile, Pesos | Up to 90 days [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 73,703,000 69,789,000
Chile, Pesos | Up to 90 days [member] | Current tax liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Chile, Pesos | Up to 90 days [member] | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 5,969,000 7,703,000
Chile, Pesos | Later than three months and not later than one year [member] | Other current provisions [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 64,000
Chile, Pesos | Later than three months and not later than one year [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 17,108,000 0
Chile, Pesos | Later than three months and not later than one year [member] | Current tax liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 17,000 31,000
Chile, Pesos | Later than three months and not later than one year [member] | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 2,439,000 6,431,000
Chile, Pesos | Over 1 year to 2 [member] | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 519,000 0
Chile, Pesos | Over 2 years to 3 [member] | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Chile, Pesos | Over 3 years to 4 [member] | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Chile, Pesos | Over 4 to 5 years [member] | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Chile, Pesos | Over 5 years [member] | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies $ 0 521,000
Brazil, Brazil Real | Other current financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency BRL  
Liabilities held in foreign currencies $ 11,000 52,000
Brazil, Brazil Real | Other current provisions [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency BRL  
Liabilities held in foreign currencies $ 0 707,000
Brazil, Brazil Real | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency BRL  
Liabilities held in foreign currencies $ 10,000 34,000
Brazil, Brazil Real | Current tax liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency BRL  
Liabilities held in foreign currencies $ 0 3,000
Brazil, Brazil Real | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency BRL  
Liabilities held in foreign currencies $ 3,000 3,000
Brazil, Brazil Real | Up to 90 days [member] | Other current financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 11,000 52,000
Brazil, Brazil Real | Up to 90 days [member] | Other current provisions [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 707,000
Brazil, Brazil Real | Up to 90 days [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 10,000 34,000
Brazil, Brazil Real | Up to 90 days [member] | Current tax liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Brazil, Brazil Real | Up to 90 days [member] | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 3,000 3,000
Brazil, Brazil Real | Later than three months and not later than one year [member] | Other current financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Brazil, Brazil Real | Later than three months and not later than one year [member] | Other current provisions [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Brazil, Brazil Real | Later than three months and not later than one year [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Brazil, Brazil Real | Later than three months and not later than one year [member] | Current tax liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 3,000
Brazil, Brazil Real | Later than three months and not later than one year [member] | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies $ 0 0
Thailand, Baht | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency THB  
Liabilities held in foreign currencies $ 53,000 65,000
Thailand, Baht | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency THB  
Liabilities held in foreign currencies $ 30,000 158,000
Thailand, Baht | Up to 90 days [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 53,000 65,000
Thailand, Baht | Up to 90 days [member] | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 30,000 158,000
Thailand, Baht | Later than three months and not later than one year [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Thailand, Baht | Later than three months and not later than one year [member] | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies $ 0 0
Euro Member Countries, Euro | Other current provisions [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency EUR  
Liabilities held in foreign currencies $ 6,000 243,000
Euro Member Countries, Euro | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency EUR  
Liabilities held in foreign currencies $ 58,543,000 36,439,000
Euro Member Countries, Euro | Current tax liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency EUR  
Liabilities held in foreign currencies $ 0 5,548,000
Euro Member Countries, Euro | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency EUR  
Liabilities held in foreign currencies $ 842,000 1,053,000
Euro Member Countries, Euro | Up to 90 days [member] | Other current provisions [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 6,000 243,000
Euro Member Countries, Euro | Up to 90 days [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 58,538,000 36,439,000
Euro Member Countries, Euro | Up to 90 days [member] | Current tax liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 4,548,000
Euro Member Countries, Euro | Up to 90 days [member] | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 842,000 1,053,000
Euro Member Countries, Euro | Later than three months and not later than one year [member] | Other current provisions [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Euro Member Countries, Euro | Later than three months and not later than one year [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 5,000 0
Euro Member Countries, Euro | Later than three months and not later than one year [member] | Current tax liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 1,000,000
Euro Member Countries, Euro | Later than three months and not later than one year [member] | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies $ 0 0
United Kingdom, Pounds | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency GBP  
Liabilities held in foreign currencies $ 17,000 0
United Kingdom, Pounds | Up to 90 days [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 17,000 0
United Kingdom, Pounds | Later than three months and not later than one year [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies $ 0 0
India, Rupees | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency INR  
Liabilities held in foreign currencies $ 1,000 1,000
India, Rupees | Up to 90 days [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 1,000 1,000
India, Rupees | Later than three months and not later than one year [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies $ 0 0
Mexico, Pesos | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency MXN  
Liabilities held in foreign currencies $ 5,122,000 7,000
Mexico, Pesos | Current tax liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency MXN  
Liabilities held in foreign currencies $ 0 9,000
Mexico, Pesos | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency MXN  
Liabilities held in foreign currencies $ 193,000 $ 149,000
Mexico, Pesos | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency MXN MXN
Liabilities held in foreign currencies $ 236,000 $ 175,000
Mexico, Pesos | Up to 90 days [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 5,122,000 7,000
Mexico, Pesos | Up to 90 days [member] | Current tax liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Mexico, Pesos | Up to 90 days [member] | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 129,000 103,000
Mexico, Pesos | Later than three months and not later than one year [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Mexico, Pesos | Later than three months and not later than one year [member] | Current tax liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 9,000
Mexico, Pesos | Later than three months and not later than one year [member] | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 64,000 46,000
Mexico, Pesos | Over 1 year to 2 [member] | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 236,000 0
Mexico, Pesos | Over 2 years to 3 [member] | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Mexico, Pesos | Over 3 years to 4 [member] | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Mexico, Pesos | Over 4 to 5 years [member] | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Mexico, Pesos | Over 5 years [member] | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies $ 0 175,000
Peru, Nuevos Soles | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency PEN  
Liabilities held in foreign currencies $ 5,000 0
Peru, Nuevos Soles | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency PEN  
Liabilities held in foreign currencies $ 70,000 70,000
Peru, Nuevos Soles | Up to 90 days [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 5,000 0
Peru, Nuevos Soles | Up to 90 days [member] | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 70,000 70,000
Peru, Nuevos Soles | Later than three months and not later than one year [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Peru, Nuevos Soles | Later than three months and not later than one year [member] | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies $ 0 0
Argentina, Pesos | Other current provisions [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency ARS  
Liabilities held in foreign currencies $ 7,000 13,000
Argentina, Pesos | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency ARS  
Liabilities held in foreign currencies $ 0 4,082,000
Argentina, Pesos | Up to 90 days [member] | Other current provisions [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 7,000 0
Argentina, Pesos | Up to 90 days [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 4,082,000
Argentina, Pesos | Later than three months and not later than one year [member] | Other current provisions [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 13,000
Argentina, Pesos | Later than three months and not later than one year [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies $ 0 0
Japan, Yen | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency JPY  
Liabilities held in foreign currencies $ 33,000 $ 0
Japan, Yen | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency JPY YEN
Liabilities held in foreign currencies $ 201,000 $ 171,000
Japan, Yen | Up to 90 days [member] | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 21,000 0
Japan, Yen | Later than three months and not later than one year [member] | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 12,000 0
Japan, Yen | Over 1 year to 2 [member] | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 201,000 0
Japan, Yen | Over 2 years to 3 [member] | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Japan, Yen | Over 3 years to 4 [member] | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Japan, Yen | Over 4 to 5 years [member] | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Japan, Yen | Over 5 years [member] | Provisions for employee benefits, non-current [Member] | Non-current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies $ 0 171,000
China, Yuan Renminbi | Current tax liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency CNY  
Liabilities held in foreign currencies $ 0 8,000
China, Yuan Renminbi | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency CNY  
Liabilities held in foreign currencies $ 0 51,000
China, Yuan Renminbi | Up to 90 days [member] | Current tax liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
China, Yuan Renminbi | Up to 90 days [member] | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 11,000
China, Yuan Renminbi | Later than three months and not later than one year [member] | Current tax liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 8,000
China, Yuan Renminbi | Later than three months and not later than one year [member] | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies $ 0 40,000
United Arab Emirates, Dirhams | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency AED  
Liabilities held in foreign currencies $ 188,000 0
United Arab Emirates, Dirhams | Up to 90 days [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 188,000 0
United Arab Emirates, Dirhams | Later than three months and not later than one year [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies $ 0 0
Colombia, Pesos | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency COP  
Liabilities held in foreign currencies $ 192,000 0
Colombia, Pesos | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency COP  
Liabilities held in foreign currencies $ 20,000 0
Colombia, Pesos | Up to 90 days [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 192,000 0
Colombia, Pesos | Up to 90 days [member] | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 20,000 0
Colombia, Pesos | Later than three months and not later than one year [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
Colombia, Pesos | Later than three months and not later than one year [member] | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies $ 0 0
South Africa, Rand | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency ZAR  
Liabilities held in foreign currencies $ 2,260,000 1,842,000
South Africa, Rand | Current tax liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency ZAR  
Liabilities held in foreign currencies $ 0 201,000
South Africa, Rand | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency ZAR  
Liabilities held in foreign currencies $ 10,000 11,000
South Africa, Rand | Up to 90 days [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 2,260,000 1,842,000
South Africa, Rand | Up to 90 days [member] | Current tax liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
South Africa, Rand | Up to 90 days [member] | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 10,000 11,000
South Africa, Rand | Later than three months and not later than one year [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 0
South Africa, Rand | Later than three months and not later than one year [member] | Current tax liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 0 201,000
South Africa, Rand | Later than three months and not later than one year [member] | Other current non-financial liabilities [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies $ 0 0
Australia, Dollars | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Description of functional currency AUD  
Liabilities held in foreign currencies $ 4,442,000 0
Australia, Dollars | Up to 90 days [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies 4,442,000 0
Australia, Dollars | Later than three months and not later than one year [member] | Trade and other payables [Member] | Current liabilities [Member]    
Disclosure of Disclosures on the effects of fluctuations in foreign currency exchange rates [Line Items]    
Liabilities held in foreign currencies $ 0 $ 0