v3.26.1
Financial Instruments - Classification by nature, category and fair value (Details) - EUR (€)
€ in Millions
Dec. 31, 2025
Dec. 31, 2024
Financial instruments    
Financial assets (liabilities) € (8,925) € (9,050)
Measured at fair value    
Financial instruments    
Financial assets 770 961
Financial liabilities (5) (6)
Measured at fair value | Derivative instruments    
Financial instruments    
Financial liabilities (5) (6)
Financial liabilities, at fair value (5) (6)
Measured at fair value | Non-current financial asset    
Financial instruments    
Financial assets 339 422
Financial assets, at fair value 339 422
Measured at fair value | Trade receivables    
Financial instruments    
Financial assets 431 532
Financial assets, at fair value 431 532
Measured at fair value | Derivative instruments    
Financial instruments    
Financial assets   7
Financial assets, at fair value   7
Measured at fair value | Level 1 | Non-current financial asset    
Financial instruments    
Financial assets, at fair value 339 422
Measured at fair value | Level 2 | Derivative instruments    
Financial instruments    
Financial liabilities, at fair value (5) (6)
Measured at fair value | Level 2 | Trade receivables    
Financial instruments    
Financial assets, at fair value 431 532
Measured at fair value | Level 2 | Derivative instruments    
Financial instruments    
Financial assets, at fair value   7
Not at fair value    
Financial instruments    
Financial assets 1,355 1,536
Financial liabilities (11,045) (11,541)
Not at fair value | Senior Unsecured and Secured Notes    
Financial instruments    
Financial liabilities (5,314) (5,356)
Financial liabilities, at fair value (5,455) (5,231)
Not at fair value | Promissory Notes    
Financial instruments    
Financial liabilities (76) (73)
Not at fair value | Senior secured debt    
Financial instruments    
Financial liabilities (2,139) (2,310)
Financial liabilities, at fair value (2,203) (2,360)
Not at fair value | Other bank loans    
Financial instruments    
Financial liabilities (180) (346)
Not at fair value | Lease liabilities    
Financial instruments    
Financial liabilities (1,082) (1,142)
Not at fair value | Other financial liabilities    
Financial instruments    
Financial liabilities (847) (934)
Not at fair value | Trade and other payables    
Financial instruments    
Financial liabilities (1,093) (1,062)
Not at fair value | Other current liabilities    
Financial instruments    
Financial liabilities (314) (318)
Not at fair value | Non-current financial assets.    
Financial instruments    
Financial assets 173 67
Not at fair value | Other current financial assets    
Financial instruments    
Financial assets 36 238
Not at fair value | Trade and other receivables    
Financial instruments    
Financial assets 321 251
Not at fair value | Cash and cash equivalents    
Financial instruments    
Financial assets 825 980
Not at fair value | Level 1 | Senior Unsecured and Secured Notes    
Financial instruments    
Financial liabilities, at fair value (5,455) (5,231)
Not at fair value | Level 2 | Senior secured debt    
Financial instruments    
Financial liabilities, at fair value (2,203) (2,360)
Financial liabilities at FVTPL | Measured at fair value    
Financial instruments    
Financial liabilities (5) (6)
Financial liabilities at FVTPL | Measured at fair value | Derivative instruments    
Financial instruments    
Financial liabilities (5) (6)
Financial liabilities at amortised cost | Not at fair value    
Financial instruments    
Financial liabilities (10,731) (11,223)
Financial liabilities at amortised cost | Not at fair value | Senior Unsecured and Secured Notes    
Financial instruments    
Financial liabilities (5,314) (5,356)
Financial liabilities at amortised cost | Not at fair value | Promissory Notes    
Financial instruments    
Financial liabilities (76) (73)
Financial liabilities at amortised cost | Not at fair value | Senior secured debt    
Financial instruments    
Financial liabilities (2,139) (2,310)
Financial liabilities at amortised cost | Not at fair value | Other bank loans    
Financial instruments    
Financial liabilities (180) (346)
Financial liabilities at amortised cost | Not at fair value | Lease liabilities    
Financial instruments    
Financial liabilities (1,082) (1,142)
Financial liabilities at amortised cost | Not at fair value | Other financial liabilities    
Financial instruments    
Financial liabilities (847) (934)
Financial liabilities at amortised cost | Not at fair value | Trade and other payables    
Financial instruments    
Financial liabilities (1,093) (1,062)
Other financial liabilities    
Financial instruments    
Financial assets (liabilities) (314) (318)
Other financial liabilities | Not at fair value    
Financial instruments    
Financial liabilities (314) (318)
Other financial liabilities | Not at fair value | Other current liabilities    
Financial instruments    
Financial liabilities (314) (318)
Financial assets at amortised costs | Not at fair value    
Financial instruments    
Financial assets 1,355 1,536
Financial assets at amortised costs | Not at fair value | Non-current financial assets.    
Financial instruments    
Financial assets 173 67
Financial assets at amortised costs | Not at fair value | Other current financial assets    
Financial instruments    
Financial assets 36 238
Financial assets at amortised costs | Not at fair value | Trade and other receivables    
Financial instruments    
Financial assets 321 251
Financial assets at amortised costs | Not at fair value | Cash and cash equivalents    
Financial instruments    
Financial assets 825 980
Financial assets at amortised costs | Financial liabilities at amortised cost    
Financial instruments    
Financial assets (liabilities) (9,376) (9,687)
Financial assets at fair value through profit or loss | Measured at fair value    
Financial instruments    
Financial assets 2 5
Financial assets at fair value through profit or loss | Measured at fair value | Non-current financial asset    
Financial instruments    
Financial assets 2 5
Financial assets at fair value through profit or loss | Financial liabilities at FVTPL    
Financial instruments    
Financial assets (liabilities) (3) (1)
Financial assets at fair value through OCI    
Financial instruments    
Financial assets (liabilities) 768 949
Financial assets at fair value through OCI | Measured at fair value    
Financial instruments    
Financial assets 768 949
Financial assets at fair value through OCI | Measured at fair value | Non-current financial asset    
Financial instruments    
Financial assets 337 417
Financial assets at fair value through OCI | Measured at fair value | Trade receivables    
Financial instruments    
Financial assets € 431 532
Hedges    
Financial instruments    
Financial assets (liabilities)   7
Hedges | Measured at fair value    
Financial instruments    
Financial assets   7
Hedges | Measured at fair value | Derivative instruments    
Financial instruments    
Financial assets   € 7