Equity - Accumulated other comprehensive income, items that will not be reclassified to profit or loss - Actuarial gains or losses on defined benefit benefit pension plans (Details) - EUR (€) € in Millions |
6 Months Ended | |
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Jun. 30, 2026 |
Dec. 31, 2025 |
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| Items not reclassified to profit or loss | ||
| Decrease (increase) in actuarial losses | € (159) | |
| Decrease (increase) in accumulated actuarial losses/profits | (37) | |
| Increase (decrease) in net defined benefit liability (asset) due to evolution of exchange rates | 122 | |
| UK | ||
| Items not reclassified to profit or loss | ||
| Decrease (increase) in accumulated actuarial losses/profits | € (48) | |
| Discount rates | 5.92% | 5.58% |
| Other material actuarial assumptions | 2.96% | 2.90% |
| Other Regions | ||
| Items not reclassified to profit or loss | ||
| Decrease (increase) in accumulated actuarial losses/profits | € 11 |
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- Definition The discount rate used as the significant actuarial assumption to determine the present value of a defined benefit obligation. [Refer: Defined benefit obligation, at present value; Actuarial assumptions [domain]] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The decrease (increase) in a net defined benefit liability (asset) resulting from actuarial gains (losses) arising from changes in financial assumptions that result in remeasurements of the net defined benefit liability (asset). Financial assumptions deal with items such as: (a) the discount rate; (b) benefit levels, excluding any cost of the benefits to be met by employees, and future salary; (c) in the case of medical benefits, future medical costs, including claim handling costs (ie the costs that will be incurred in processing and resolving claims, including legal and adjuster's fees); and (d) taxes payable by the plan on contributions relating to service before the reporting date or on benefits resulting from that service. [Refer: Net defined benefit liability (asset)] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. No definition available.
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- Definition The decrease (increase) in a net defined benefit liability (asset) resulting from the remeasurement of that net defined benefit liability (asset). [Refer: Net defined benefit liability (asset)] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The increase (decrease) in the net defined benefit liability (asset) resulting from changes in foreign exchange rates. [Refer: Net defined benefit liability (asset)] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Any other material assumption used as a significant actuarial assumption to determine the present value of a defined benefit obligation. [Refer: Actuarial assumptions [domain]; Defined benefit obligation, at present value] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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