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v3.26.1

Risks - Foreign currency sensitivity (Details) - Currency risk [member] zł in Millions, $ in Millions | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 31, 2025 EUR (€) | Dec. 31, 2025 USD ($) | Dec. 31, 2025 PLN (zł) | Dec. 31, 2024 | Dec. 31, 2023
Disclosure of risk management strategy related to hedge accounting [line items] |  |  |  |  |
Revenue derived from sales in currency different from euro | 32.00% | 32.00% | 32.00% | 36.00% | 34.00%
Currency swap contract [member] |  |  |  |  |
Disclosure of risk management strategy related to hedge accounting [line items] |  |  |  |  |
Hedge agreements |  | $ 8.1 | zł 2.0 |  |
United States of America, Dollars |  |  |  |  |
Disclosure of risk management strategy related to hedge accounting [line items] |  |  |  |  |
Appreciation in US Dollar | 10.00% | 10.00% | 10.00% |  |
Depreciation in US Dollar | 10.00% | 10.00% | 10.00% |  |
Increase (Decrease) in net results as a result of appreciation in US Dollar. | € 500,000 |  |  |  |
Increase (Decrease) in net result as a result of depreciation in US Dollar | 400,000 |  |  |  |
Amount Of Euro Per US Dollar | € 1 |  |  |  |

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