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Other information about investments - Additional (Details) - EUR (€) € in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Disclosure of detailed information about investments |  |
Non-controlling interest | € 460 | € 471
Consideration | € 1,432 | € 1,667
EniPower Group |  |
Disclosure of detailed information about investments |  |
Proportion of ownership interest in subsidiary (as a percent) | 51.00% |
Evolvere SpA Soc. Ben. |  |
Disclosure of detailed information about investments |  |
Equity interest acquired (as a percent) | 29.48% |
Consideration | € 60 |
EniPower SpA |  |
Disclosure of detailed information about investments |  |
Proportion of ownership interest in subsidiary (as a percent) |  | 49.00%
Gains on disposals of subsidiary |  | € 542

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