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Note 29 - Related Party Transactions - Transactions Carried Out With Related Parties (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Disclosure of transactions between related parties [line items] |  |  |
Revenue, related party transactions | $ 49,304 | $ 100,555 | $ 168,545
Purchases of goods and services, related party transactions | 122,489 | 290,271 | 407,545
Amounts receivable (payable), related party transactions | 55,944 | 63,136 |
Finance lease liabilities from non-consolidated parties | (2,042) | (2,064) |
Finance lease liabilities from other related parties | (810) |  |
Financial debt, related parties | (2,852) | (2,064) |
Associates [member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Sales of goods to related parties | 20,183 | 20,577 | 23,709
Sales of services to related parties | 5,829 | 5,620 | 7,641
Purchases of goods to related parties | 84,485 | 174,588 | 245,186
Purchases of services to related parties | 6,979 | 9,404 | 9,556
Receivables from non-consolidated parties | 78,721 | 78,884 |
Payables to non-consolidated parties | (24,914) | (19,100) |
Other related parties [member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Sales of goods to related parties | 18,243 | 69,972 | 131,548
Sales of services to related parties | 5,049 | 4,386 | 5,647
Purchases of goods to related parties | 12,892 | 51,765 | 106,624
Purchases of services to related parties | 18,133 | 54,514 | $ 46,179
Receivables from non-consolidated parties | 4,447 | 10,400 |
Payables to non-consolidated parties | $ (2,310) | $ (7,048) |

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- Definition The amounts payable resulting from related party transactions. [Refer: Related parties [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 24 -IssueDate 2019-01-01 -Paragraph 20 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2019-en-r&anchor=para_20&doctype=Standard -URIDate 2019-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 24 -IssueDate 2019-01-01 -Paragraph 18 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2019-en-r&anchor=para_18_b&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The amounts receivable resulting from related party transactions. [Refer: Related parties [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 24 -IssueDate 2019-01-01 -Paragraph 20 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2019-en-r&anchor=para_20&doctype=Standard -URIDate 2019-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 24 -IssueDate 2019-01-01 -Paragraph 18 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2019-en-r&anchor=para_18_b&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The amount of goods purchased by the entity in related party transactions. [Refer: Related parties [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 24 -IssueDate 2019-01-01 -Paragraph 21 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2019-en-r&anchor=para_21_a&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The amount of property and other assets purchased by the entity in related party transactions. [Refer: Related parties [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 24 -IssueDate 2019-01-01 -Paragraph 21 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2019-en-r&anchor=para_21_b&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The amount of revenue arising from the rendering of services in related party transactions. [Refer: Revenue; Related parties [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 24 -IssueDate 2019-01-01 -Paragraph 21 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2019-en-r&anchor=para_21_c&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The amount of revenue arising from the sale of goods in related party transactions. [Refer: Revenue; Related parties [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 24 -IssueDate 2019-01-01 -Paragraph 21 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2019-en-r&anchor=para_21_a&doctype=Standard -URIDate 2019-03-27 + Details
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