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Current and non-current inventories - Additional information (Details) - EUR (€)
€ in Millions
Dec. 31, 2023
Dec. 31, 2022
Current and non-current inventories    
Materials and supplies € 1,628 € 1,515
Semi-finished, finished products and goods 3,260 4,962
Inventories 6,186 7,709
Inventories held for compliance purposes 1,576 1,786
Accumulated impairment    
Current and non-current inventories    
Inventories 583 672
Natural gas and oil products    
Current and non-current inventories    
Semi-finished, finished products and goods 2,376 3,818
Chemical products    
Current and non-current inventories    
Semi-finished, finished products and goods 666 790
Oil and petroleum    
Current and non-current inventories    
Inventories held for compliance purposes 1,555 1,764
Exploration & Production    
Current and non-current inventories    
Materials and supplies € 1,490 € 1,387