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v3.19.1

Income tax and deferred taxes (Details 2) | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Income tax and deferred taxes [Line Items] |  |  |
Applicable tax rate | 27.00% | 25.50% | 24.00%
Spain [member] |  |  |
Income tax and deferred taxes [Line Items] |  |  |
Applicable tax rate | 25.00% | 25.00% |
Belgium [member] |  |  |
Income tax and deferred taxes [Line Items] |  |  |
Applicable tax rate | 29.58% | 33.99% |
Mexico [member] |  |  |
Income tax and deferred taxes [Line Items] |  |  |
Applicable tax rate | 30.00% | 30.00% |
United States [member] | Top of range [member] |  |  |
Income tax and deferred taxes [Line Items] |  |  |
Applicable tax rate | 21.00% | 34.00% |
United States [member] | Bottom of range [member] |  |  |
Income tax and deferred taxes [Line Items] |  |  |
Applicable tax rate | 6.00% | 6.00% |
South Africa [member] |  |  |
Income tax and deferred taxes [Line Items] |  |  |
Applicable tax rate | 28.00% | 28.00% |

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- Definition The applicable income tax rate. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2018-01-01 -Paragraph 81 -Subparagraph c -Clause ii -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=12&date=2018-03-01&anchor=para_81_c_ii&doctype=Standard -URIDate 2018-03-16 + Details
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