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Income tax and deferred taxes (Details 9) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Income tax related to other income and expense components with a charge or credit to net equity |  |  |
Gain (loss) from defined benefit plans | $ (702) | $ (396) | $ (282)
Cash flow hedge | 2,683 | 0 | 0
Reserve for gains (losses) from financial assets measured at fair value through other comprehensive income | 0 | 0 | 550
Total | (2,543) | 744 | 489
Amount before taxes (expense) gain [Member] |  |  |
Income tax related to other income and expense components with a charge or credit to net equity |  |  |
Gain (loss) from defined benefit plans | (3,310) | (1,327) | (1,401)
Cash flow hedge | 1,907 | 5,723 | 2,184
Reserve for gains (losses) from financial assets measured at fair value through other comprehensive income | 1,152 | (5,546) | (26)
Total | (251) | (1,150) | 757
Gains Losses For Income Taxes [Member] |  |  |
Income tax related to other income and expense components with a charge or credit to net equity |  |  |
Gain (loss) from defined benefit plans | 702 | 396 | 282
Cash flow hedge | (2,683) | 0 | 0
Reserve for gains (losses) from financial assets measured at fair value through other comprehensive income | (311) | 1,498 | (550)
Total | $ (2,292) | $ 1,894 | $ (268)

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- Definition The amount of income tax relating to amounts recognised in other comprehensive income. [Refer: Other comprehensive income] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2019-01-01 -Paragraph 81 -Subparagraph ab -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2019-en-r&anchor=para_81_ab&doctype=Standard -URIDate 2019-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 90 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_90&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The amount of income tax relating to amounts recognised in other comprehensive income in relation to financial assets measured at fair value through other comprehensive income. [Refer: Financial assets measured at fair value through other comprehensive income; Other comprehensive income] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2019-01-01 -Paragraph 81 -Subparagraph ab -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2019-en-r&anchor=para_81_ab&doctype=Standard -URIDate 2019-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 90 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_90&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The amount of income tax relating to amounts recognised in other comprehensive income in relation to remeasurements of defined benefit plans. [Refer: Other comprehensive income; Reserve of remeasurements of defined benefit plans; Defined benefit plans [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2019-01-01 -Paragraph 81 -Subparagraph ab -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=12&code=ifrs-tx-2019-en-r&anchor=para_81_ab&doctype=Standard -URIDate 2019-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 90 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_90&doctype=Standard -URIDate 2019-03-27 + Details
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