XML 387 R204.htm IDEA: XBRL DOCUMENT v3.25.1
Income (expense) from investments - Additional information (Details) - EUR (€)
€ in Millions
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Other gain (loss) from investments      
Dividend income € 227 € 255 € 351
Capital gain realized from the sale of investments 562 430 483
Capital gain from the fair value measurement of the residual stake of investments held 118 414  
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
Nigerian Agip Oil Company Ltd. [member]      
Other gain (loss) from investments      
Capital gain realized from the sale of investments € 371    
Nigerian Agip Oil Company Ltd. [member] | Oando PLC      
Other gain (loss) from investments      
Equity interest disposed (as a percent) 100.00%    
Saipem SpA      
Other gain (loss) from investments      
Capital gain realized from the sale of investments € 166    
Equity interest disposed (as a percent) 10.00%    
Effects recognized in other comprehensive income € 9    
Ithaca Energy Plc      
Other gain (loss) from investments      
Capital gains from the fair value measurement of the business combination 118    
Nigeria LNG Ltd      
Other gain (loss) from investments      
Dividend income 166 179 247
Saudi European Petrochemical Co      
Other gain (loss) from investments      
Dividend income € 22 € 55 € 77
SeaCorridor Srl | Snam Group [Member]      
Other gain (loss) from investments      
Equity interest disposed (as a percent)   49.90%