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Right-of-use assets - Schedule of Breakdown for Right-Of-Use Assets (Details) - EUR (€) € in Thousands | 12 Months Ended
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Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Disclosure of quantitative information about right-of-use assets [line items] |  |  |
Balance at beginning of period | € 581,437 | € 533,952 |
Balance at end of period | 652,441 | 581,437 | € 533,952
Gross carrying amount |  |  |
Disclosure of quantitative information about right-of-use assets [line items] |  |  |
Balance at beginning of period | 1,150,764 | 978,011 |
Additions | 300,103 | 196,121 | 141,995
Disposals | (57,917) | (58,810) |
Business combinations | 680 |  |
Exchange differences | (84,030) | 35,442 |
Reclassification | 1,912 |  |
Balance at end of period | 1,311,512 | 1,150,764 | 978,011
Accumulated amortisation |  |  |
Disclosure of quantitative information about right-of-use assets [line items] |  |  |
Balance at beginning of period | (569,327) | (444,059) |
Amortization | (162,896) | (148,682) |
Impairments | (9,941) | (7,905) |
Disposals | (40,108) | (50,171) |
Exchange differences | 44,039 | (18,852) |
Reclassification | (1,054) |  |
Balance at end of period | (659,071) | (569,327) | (444,059)
Land and buildings |  |  |
Disclosure of quantitative information about right-of-use assets [line items] |  |  |
Balance at beginning of period | 575,933 | 530,599 |
Balance at end of period | 647,018 | 575,933 | 530,599
Land and buildings | Gross carrying amount |  |  |
Disclosure of quantitative information about right-of-use assets [line items] |  |  |
Balance at beginning of period | 1,141,589 | 971,033 |
Additions | 296,907 | 190,998 |
Disposals | (55,246) | (55,907) |
Business combinations | 680 |  |
Exchange differences | (83,979) | 35,465 |
Reclassification | 1,912 |  |
Balance at end of period | 1,301,863 | 1,141,589 | 971,033
Land and buildings | Accumulated amortisation |  |  |
Disclosure of quantitative information about right-of-use assets [line items] |  |  |
Balance at beginning of period | (565,656) | (440,434) |
Amortization | (160,202) | (146,297) |
Impairments | (9,941) | (7,905) |
Disposals | (38,007) | (47,839) |
Exchange differences | 44,001 | (18,859) |
Reclassification | (1,054) |  |
Balance at end of period | (654,845) | (565,656) | (440,434)
Industrial and commercial equipment |  |  |
Disclosure of quantitative information about right-of-use assets [line items] |  |  |
Balance at beginning of period | 113 | 30 |
Balance at end of period | 230 | 113 | 30
Industrial and commercial equipment | Gross carrying amount |  |  |
Disclosure of quantitative information about right-of-use assets [line items] |  |  |
Balance at beginning of period | 164 | 45 |
Additions | 247 | 121 |
Disposals | (85) | (2) |
Business combinations | 0 |  |
Exchange differences | (4) | 0 |
Reclassification | 0 |  |
Balance at end of period | 322 | 164 | 45
Industrial and commercial equipment | Accumulated amortisation |  |  |
Disclosure of quantitative information about right-of-use assets [line items] |  |  |
Balance at beginning of period | (51) | (15) |
Amortization | (71) | (37) |
Impairments | 0 | 0 |
Disposals | (29) | (1) |
Exchange differences | 1 | 0 |
Reclassification | 0 |  |
Balance at end of period | (92) | (51) | (15)
Plant and machinery |  |  |
Disclosure of quantitative information about right-of-use assets [line items] |  |  |
Balance at beginning of period | 0 | 18 |
Balance at end of period | 0 | 0 | 18
Plant and machinery | Gross carrying amount |  |  |
Disclosure of quantitative information about right-of-use assets [line items] |  |  |
Balance at beginning of period | 0 | 168 |
Additions | 0 | 0 |
Disposals | 0 | (168) |
Business combinations | 0 |  |
Exchange differences | 0 | 0 |
Reclassification | 0 |  |
Balance at end of period | 0 | 0 | 168
Plant and machinery | Accumulated amortisation |  |  |
Disclosure of quantitative information about right-of-use assets [line items] |  |  |
Balance at beginning of period | 0 | (150) |
Amortization | 0 | (23) |
Impairments | 0 | 0 |
Disposals | 0 | (173) |
Exchange differences | 0 | 0 |
Reclassification | 0 |  |
Balance at end of period | 0 | 0 | (150)
Other right-of-use assets |  |  |
Disclosure of quantitative information about right-of-use assets [line items] |  |  |
Balance at beginning of period | 5,391 | 3,305 |
Balance at end of period | 5,193 | 5,391 | 3,305
Other right-of-use assets | Gross carrying amount |  |  |
Disclosure of quantitative information about right-of-use assets [line items] |  |  |
Balance at beginning of period | 9,011 | 6,765 |
Additions | 2,949 | 5,002 |
Disposals | (2,586) | (2,733) |
Business combinations | 0 |  |
Exchange differences | (47) | (23) |
Reclassification | 0 |  |
Balance at end of period | 9,327 | 9,011 | 6,765
Other right-of-use assets | Accumulated amortisation |  |  |
Disclosure of quantitative information about right-of-use assets [line items] |  |  |
Balance at beginning of period | (3,620) | (3,460) |
Amortization | (2,623) | (2,325) |
Impairments | 0 | 0 |
Disposals | (2,072) | (2,158) |
Exchange differences | 37 | 7 |
Reclassification | 0 |  |
Balance at end of period | € (4,134) | € (3,620) | € (3,460)

X
- Definition The increase in right-of-use assets resulting from acquisitions through business combinations. [Refer: Total for all business combinations [member]; Right-of-use assets] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 16 -IssueDate 2025-01-01 -Paragraph 73 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2025-en-r&anchor=para_73_e&doctype=Standard -URIDate 2025-03-27 + Details
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- Definition The amount of additions to right-of-use assets. [Refer: Right-of-use assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2025-01-01 -Paragraph 53 -Subparagraph h -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2025-en-r&anchor=para_53_h&doctype=Standard -URIDate 2025-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Note Effective 2027-01-01 -Name IFRS -Number 19 -IssueDate 2025-01-01 -Paragraph 115 -Subparagraph g -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_115_g&doctype=Standard -URIDate 2025-03-27 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Note Effective 2027-01-01 -Name IFRS -Number 19 -IssueDate 2025-01-01 -Paragraph 115 -Subparagraph g -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_115_g&doctype=Standard -URIDate 2025-03-27 + Details
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- Definition The increase (decrease) in right-of-use assets resulting from net exchange differences arising on the translation of the financial statements from the functional currency into a different presentation currency, including the translation of a foreign operation into the presentation currency of the reporting entity. [Refer: Right-of-use assets] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 16 -IssueDate 2025-01-01 -Paragraph 73 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2025-en-r&anchor=para_73_e&doctype=Standard -URIDate 2025-03-27 + Details
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- Definition The amount of assets that represent a lessee's right to use an underlying asset for the lease term that do not meet the definition of investment property. Underlying asset is an asset that is the subject of a lease, for which the right to use that asset has been provided by a lessor to a lessee. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2025-01-01 -Paragraph 53 -Subparagraph j -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2025-en-r&anchor=para_53_j&doctype=Standard -URIDate 2025-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2025-01-01 -Paragraph 47 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2025-en-r&anchor=para_47_a&doctype=Standard -URIDate 2025-03-27 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Note Effective 2027-01-01 -Name IFRS -Number 19 -IssueDate 2025-01-01 -Paragraph 115 -Subparagraph i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_115_i&doctype=Standard -URIDate 2025-03-27 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Note Effective 2027-01-01 -Name IFRS -Number 19 -IssueDate 2025-01-01 -Paragraph 115 -Subparagraph i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_115_i&doctype=Standard -URIDate 2025-03-27 + Details
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