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Introduction, basis of presentation of the consolidated financial statements (consolidated annual accounts) and other information - Introduction (Details) | 12 Months Ended
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Dec. 31, 2025 companies subsidiary
Disclosure of reclassifications or changes in presentation [abstract] |
Number of subsidiaries | subsidiary | 755
Number of other components | companies | 191
Rate for which company is considered significant (in percentage) | 5.00%

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- Definition The number of associates, joint ventures or list companies of which the entity owns more than 5% interest. + References No definition available. + Details
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- Definition Rate For Which Group Holding In A Company Is Considered Significant, Percent + References No definition available. + Details
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