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Income (expense) from investments - Additional information (Details) - EUR (€) € in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Other gain (loss) from investments
Dividend income	€ 351	€ 230	€ 150
Nigeria LNG Ltd
Other gain (loss) from investments
Dividend income	247	144	113
Saudi European Petrochemical Co
Other gain (loss) from investments
Dividend income	77	€ 54	€ 28
Var Energi ASA
Other gain (loss) from investments
Capital gains realized from listing on Stock Exchange	448
Azule Energy Holdings Ltd
Other gain (loss) from investments
Capital gains from the fair value measurement of the business combination	2,542
Realized exchange differences on translation from the business combination	€ 764

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- Definition

The amount of capital gains realized from listing on Stock Exchange.

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Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table.

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The amount of realized gains (losses) on exchange differences on translation from the business combination recognised in profit or loss.

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- Definition

The gain (loss) recognised as result of remeasuring to fair value the equity interest in the acquiree held by the acquirer before the business combination. [Refer: Business combinations [member]]

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- Definition

The amount of dividends recognised as income. Dividends are distributions of profits to holders of equity investments in proportion to their holdings of a particular class of capital.

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