Income (expense) from investments - Additional information (Details) - EUR (€) € in Millions	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Other gain (loss) from investments
Dividend income	€ 230	€ 150	€ 247
Nigeria LNG Ltd
Other gain (loss) from investments
Dividend income	144	113	186
Saudi European Petrochemical Co
Other gain (loss) from investments
Dividend income	€ 54	€ 28	€ 46

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.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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