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Earnings per share - Schedule of Amounts Used to Calculate Basic and Diluted Earnings Per Share (Details) € / shares in Units, € in Thousands, $ in Thousands | 12 Months Ended
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Dec. 31, 2025 EUR (€) € / shares shares | Dec. 31, 2024 EUR (€) € / shares shares | Dec. 31, 2024 USD ($) shares | Dec. 31, 2023 EUR (€) € / shares shares | Dec. 31, 2023 USD ($) shares
Earnings per share [line items] |  |  |  |  |
Profit attributable to shareholders of the Parent Company | € | € 98,582 | € 77,083 |  | € 121,529 |
Weighted average number of shares for basic earnings per share (in shares) | 259,598,645 | 251,531,105 | 251,531,105 | 247,015,882 | 247,015,882
Weighted average number of shares for diluted earnings per share (in shares) | 261,471,986 | 254,239,096 | 254,239,096 | 252,363,769 | 252,363,769
Basic earnings per share in Euro (in EUR per share) | € / shares | € 0.38 | € 0.31 |  | € 0.49 |
Diluted earnings per share in Euro (in EUR per share) | € / shares | € 0.38 | € 0.30 |  | € 0.48 |
Non-executive director remuneration, percentage received in equity | 50.00% | 50.00% | 50.00% |  |
Equity settled share based payments |  |  |  |  |
Earnings per share [line items] |  |  |  |  |
Other long-term employee benefits | $ |  |  | $ 7,500 |  | $ 7,500
Long term incentive awards |  |  |  |  |
Earnings per share [line items] |  |  |  |  |
Adjustments for calculation of diluted earnings per share (in shares) | 1,310,639 | 1,852,226 | 1,852,226 | 2,124,670 | 2,124,670
CEO share awards |  |  |  |  |
Earnings per share [line items] |  |  |  |  |
Adjustments for calculation of diluted earnings per share (in shares) | 389,436 | 713,615 | 713,615 | 2,283,381 | 2,283,381
Non-executive directors remuneration in shares |  |  |  |  |
Earnings per share [line items] |  |  |  |  |
Adjustments for calculation of diluted earnings per share (in shares) | 173,266 | 142,150 | 142,150 | 149,836 | 149,836
IPO PSUs |  |  |  |  |
Earnings per share [line items] |  |  |  |  |
Adjustments for calculation of diluted earnings per share (in shares) | 0 | 0 | 0 | 790,000 | 790,000

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- Definition The amount of profit (loss) attributable to ordinary equity holders of the parent entity (the numerator) divided by the weighted average number of ordinary shares outstanding during the period (the denominator). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 33 -IssueDate 2025-01-01 -Paragraph 66 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=33&code=ifrs-tx-2025-en-r&anchor=para_66&doctype=Standard -URIDate 2025-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 33 -IssueDate 2025-01-01 -Paragraph 67 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=33&code=ifrs-tx-2025-en-r&anchor=para_67&doctype=Standard -URIDate 2025-03-27 + Details
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- Definition The amount of profit (loss) attributable to ordinary equity holders of the parent entity (the numerator), divided by the weighted average number of ordinary shares outstanding during the period (the denominator), both adjusted for the effects of all dilutive potential ordinary shares. [Refer: Ordinary shares [member]; Weighted average [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 33 -IssueDate 2025-01-01 -Paragraph 66 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=33&code=ifrs-tx-2025-en-r&anchor=para_66&doctype=Standard -URIDate 2025-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 33 -IssueDate 2025-01-01 -Paragraph 67 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=33&code=ifrs-tx-2025-en-r&anchor=para_67&doctype=Standard -URIDate 2025-03-27 + Details
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