v3.26.1
Right-of-use assets and lease liabilities - Liabilities for leased assets - (Details) - EUR (€)
€ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Lease liabilities    
Carrying amount - beginning of the year € 6,453 € 5,336
Additions 1,150 2,109
Decreases (1,250) (1,205)
Currency translation differences (422) 211
Changes in the scope of consolidation   50
Other changes (231) (48)
Carrying amount - end of the year 5,700 6,453
Cash payments for the principal portion of the lease liabilities 1,250  
Cash payments for the interest portion of lease liabilities 324  
Current portion of long-term lease liabilities    
Lease liabilities    
Carrying amount - beginning of the year 1,279 1,128
Decreases (1,240) (1,194)
Currency translation differences (73) 36
Changes in the scope of consolidation   35
Other changes 1,297 1,274
Carrying amount - end of the year 1,263 1,279
Long-term lease liabilities    
Lease liabilities    
Carrying amount - beginning of the year 5,174 4,208
Additions 1,150 2,109
Decreases (10) (11)
Currency translation differences (349) 175
Changes in the scope of consolidation   15
Other changes (1,528) (1,322)
Carrying amount - end of the year 4,437 5,174
Joint operations    
Lease liabilities    
Carrying amount - beginning of the year 616  
Carrying amount - end of the year 761 616
US Dollars    
Lease liabilities    
Carrying amount - beginning of the year 4,510  
Carrying amount - end of the year 3,788 4,510
Euro    
Lease liabilities    
Carrying amount - beginning of the year 1,723  
Carrying amount - end of the year € 1,703 € 1,723