v3.26.1
Property, plant and equipment - Stratification of suspended wells (Details)
€ in Millions
Dec. 31, 2025
EUR (€)
WELLS
Dec. 31, 2024
EUR (€)
WELLS
Dec. 31, 2023
EUR (€)
WELLS
Dec. 31, 2022
EUR (€)
Property, plant and equipment        
Property, plant and equipment € 50,536 € 59,864 € 56,299  
Suspended exploration wells pending final determination        
Property, plant and equipment        
Property, plant and equipment € 1,441 € 1,662 € 1,391 € 1,085
Costs capitalized and suspended for exploratory well activity, number of wells in Eni's interest | WELLS 30.1 33.9 28.5  
Suspended exploration wells pending final determination | fields including wells drilled over the last 12 months        
Property, plant and equipment        
Property, plant and equipment € 218 € 253 € 417  
Costs capitalized and suspended for exploratory well activity, number of wells in Eni's interest | WELLS 5.8 4.4 7.9  
Suspended exploration wells pending final determination | fields for which the delineation campaign is in progress        
Property, plant and equipment        
Property, plant and equipment € 826 € 1,053 € 804  
Costs capitalized and suspended for exploratory well activity, number of wells in Eni's interest | WELLS 13.3 16.1 14  
Suspended exploration wells pending final determination | Fields including commercial discoveries that are progressing to a FID        
Property, plant and equipment        
Property, plant and equipment € 397 € 356 € 170  
Costs capitalized and suspended for exploratory well activity, number of wells in Eni's interest | WELLS 11 13.4 6.6  
Suspended exploration wells pending final determination | within 1 year        
Property, plant and equipment        
Property, plant and equipment € 218 € 253 € 417  
Costs capitalized and suspended for exploratory well activity, number of wells in Eni's interest | WELLS 5.8 4.4 7.9  
Suspended exploration wells pending final determination | between 1 and 3 years        
Property, plant and equipment        
Property, plant and equipment € 419 € 604 € 347  
Costs capitalized and suspended for exploratory well activity, number of wells in Eni's interest | WELLS 8.3 11.3 6.1  
Suspended exploration wells pending final determination | beyond 3 years        
Property, plant and equipment        
Property, plant and equipment € 804 € 805 € 627  
Costs capitalized and suspended for exploratory well activity, number of wells in Eni's interest | WELLS 16 18.2 14.5