v3.26.1
Equity - Reserves (Details) - Reserves
€ in Millions
12 Months Ended
Dec. 31, 2024
EUR (€)
Haema Plasma Kft.  
Disclosure of reserves within equity [line items]  
Increase (decrease) through acquisition of subsidiary, equity € (14)
Grifols Malaysia Sdn Bhd  
Disclosure of reserves within equity [line items]  
Increase (decrease) through acquisition of subsidiary, equity € 5