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Note 22 - Deferred tax assets and liabilities - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |  |  |  |  |
At the beginning of the year |  | $ (158,010) |  | $ 60,199 |
Translation differences |  | 764 |  | (89) |
Changes due to business combinations | [1] | 1,761 |  | (22,177) |
Charged to other comprehensive income |  | 217 |  | (2,204) |
Income statement (credit) / charge |  | (172,089) |  | (193,739) |
At the end of the year |  | (327,357) |  | (158,010) |
Deferred tax assets, provisions and allowances [member] |  |  |  |  |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |  |  |  |  |
At the beginning of the year |  | 31,511 |  | 25,817 |
Translation differences |  | (22) |  | 6 |
Changes due to business combinations |  |  | [2] | 1,374 | [3]
Charged to other comprehensive income |  |  |  |  |
Income statement (credit) / charge |  | 24,436 |  | 4,314 |
At the end of the year |  | 55,925 |  | 31,511 |
Deferred tax assets, inventory [member] |  |  |  |  |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |  |  |  |  |
At the beginning of the year |  | 199,019 |  | 180,152 |
Translation differences |  | (277) |  | 24 |
Changes due to business combinations |  | 88 | [2] | 223 | [3]
Charged to other comprehensive income |  |  |  |  |
Income statement (credit) / charge |  | (44,915) |  | 18,620 |
At the end of the year |  | 153,915 |  | 199,019 |
Deferred tax assets, tax loss [member] |  |  |  |  |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |  |  |  |  |
At the beginning of the year |  | 634,894 |  | 310,589 |
Translation differences |  | (76) |  | (1) |
Changes due to business combinations |  | (414) | [2] | 1,875 | [3]
Charged to other comprehensive income |  | (2,006) |  |  |
Income statement (credit) / charge |  | 82,400 |  | 322,431 |
At the end of the year |  | 714,798 |  | 634,894 |
Deferred tax assets, other [member] |  |  |  |  |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |  |  |  |  |
At the beginning of the year |  | 185,997 |  | 156,984 |
Translation differences |  | (829) |  | 611 |
Changes due to business combinations |  | 1,821 | [2] | 35,941 | [3]
Charged to other comprehensive income |  | 885 |  | 2,342 |
Income statement (credit) / charge |  | (27,070) |  | (9,881) |
At the end of the year |  | 160,804 |  | 185,997 |
Deferred tax assets [member] |  |  |  |  |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |  |  |  |  |
At the beginning of the year |  | 1,051,421 |  | 673,542 |
Translation differences |  | (1,204) |  | 640 |
Changes due to business combinations |  | 1,495 | [2] | 39,413 | [3]
Charged to other comprehensive income |  | (1,121) |  | 2,342 |
Income statement (credit) / charge |  | 34,851 |  | 335,484 |
At the end of the year |  | 1,085,442 |  | 1,051,421 |
Deferred tax liabilities, fixed assets [member] |  |  |  |  |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |  |  |  |  |
At the beginning of the year |  | 618,874 |  | 575,667 |
Translation differences |  | (194) |  | 41 |
Changes due to business combinations |  | 1,223 | [4] | 4,175 | [5]
Charged to other comprehensive income |  |  |  |  |
Income statement (credit) / charge |  | (51,265) |  | 38,991 |
At the end of the year |  | 568,638 |  | 618,874 |
Deferred tax liabilities, inventory [member] |  |  |  |  |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |  |  |  |  |
At the beginning of the year |  | 114,335 |  | 43,532 |
Translation differences |  | (72) |  | 113 |
Changes due to business combinations |  |  | [4] | 7,563 | [5]
Charged to other comprehensive income |  |  |  |  |
Income statement (credit) / charge |  | (39,033) |  | 63,127 |
At the end of the year |  | 75,230 |  | 114,335 |
Deferred tax liabilities, intangible assets and other [member] |  |  |  |  |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |  |  |  |  |
At the beginning of the year |  | 160,202 |  | 114,542 |
Translation differences |  | (174) |  | 397 |
Changes due to business combinations |  | 2,033 | [4] | 5,498 | [5]
Charged to other comprehensive income |  | (904) |  | 138 |
Income statement (credit) / charge |  | (46,940) |  | 39,627 |
At the end of the year |  | 114,217 |  | 160,202 |
Deferred Tax liabilities [member] |  |  |  |  |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |  |  |  |  |
At the beginning of the year |  | 893,411 |  | 733,741 |
Translation differences |  | (440) |  | 551 |
Changes due to business combinations |  | 3,256 | [4] | 17,236 | [5]
Charged to other comprehensive income |  | (904) |  | 138 |
Income statement (credit) / charge |  | (137,238) |  | 141,745 |
At the end of the year |  | $ 758,085 |  | $ 893,411 |
[1] | For the year 2024, r elated to Mattr’s pipe coating business unit acquisitions. For more information see note 34.
[2] | For the year 2024, r elated to Mattr’s pipe coating business unit acquisition. For more information see note 34.
[3] | For the year 2023, r elated to the GPC, Isoplus anticorrosion coating division and Mattr’s pipe coating business unit acquisitions.
[4] | For the year 2024, r elated to Mattr’s pipe coating business unit acquisition. For more information see note 34.
[5] | For the year 2023, r elated to the GPC, Isoplus anticorrosion coating division and Mattr’s pipe coating business unit acquisitions.

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