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Earnings (loss) per share (Details) - EUR (€) € / shares in Units, € in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Earnings (loss) per share |  |  |
Weighted average number of shares used for basic earnings (loss) per share | 3,303,766,512 | 3,483,633,816 | 3,565,973,883
Potential shares to be issued for ILT incentive plan | 6,352,583 | 6,319,989 | 7,598,593
Potential shares to be issued for Sustainability-linked bond | 17,014,702 |  |
Weighted average number of shares used for diluted earnings (loss) per share | 3,327,133,797 | 3,489,953,805 | 3,573,572,476
Profit (loss) attributable to Eni | € 4,771 | € 13,887 | € 5,821
Remuneration of subordinated perpetual bonds net of tax effect | (109) | (109) | (95)
Remuneration of Sustainability-linked bond net of tax effect | 9 |  |
Eni's profit (loss) for basic and diluted earnings (loss) per share | € 4,671 | € 13,778 | € 5,726
Basic earnings (loss) per share | € 1.41 | € 3.96 | € 1.61
Diluted earnings (loss) per share | € 1.4 | € 3.95 | € 1.6

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- Definition The adjustment to reconcile profit (loss) attributable to the parent entity to the numerator used in calculating earnings (loss) per share, resulting from remuneration on sustainability-linked bonds, net of tax. + References No definition available. + Details
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