v3.26.1
Borrowings - Total Borrowings (Details) - EUR (€)
€ in Millions
Mar. 31, 2026
Mar. 31, 2025
Borrowings    
Non-current borrowings € 45,506 € 46,096
Current borrowings 7,130 7,047
Borrowings 52,636 53,143
Bonds    
Borrowings    
Non-current borrowings 32,285 34,873
Current borrowings 1,543 1,529
Accumulated fair value hedge adjustment on hedged item included in carrying amount, liabilities 839 899
Bonds | Currency swap contract    
Borrowings    
Impact of hedging instrument not reflected in carrying value of borrowings 173 1,132
Bonds | Not measured at fair value in statement of financial position but for which fair value is disclosed    
Borrowings    
Non-current borrowings 32,285 34,873
Financial liabilities at fair value 29,432 31,325
Bank loans    
Borrowings    
Non-current borrowings 1,209 1,009
Current borrowings 174 204
Collateral liabilities    
Borrowings    
Current borrowings 1,644 2,357
Lease liabilities    
Borrowings    
Non-current borrowings 9,587 8,480
Current borrowings 2,801 2,346
Other short-term borrowings    
Borrowings    
Licence and Spectrum Fees Payable in current borrowings 492 187
Supplier Payables Current 258 196
Other long-term borrowings    
Borrowings    
Non-current borrowings 2,425 1,734
Current borrowings 968 611
Licence and Spectrum Fees Payable in non current borrowings 996 700
Supplier Payables Non Current € 295 € 307