XML 145 R126.htm IDEA: XBRL DOCUMENT v3.25.0.1
Property, Plant and Equipment - Narrative (Details) - EUR (€)
€ in Millions
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Disclosure of detailed information about property, plant and equipment [line items]      
Additions € 3,623 € 3,700  
Government grants 199 60  
Impair-ments (846) (3)  
Property, plant and equipment 21,439 22,944 € 23,714
Business combina-tions 88    
Transfers and others 104 (170)  
Land and buildings      
Disclosure of detailed information about property, plant and equipment [line items]      
Additions 22 21  
Impair-ments (175) 0  
Property, plant and equipment 2,326 2,516 2,641
Business combina-tions 15    
Transfers and others 116 145  
Plant and machinery      
Disclosure of detailed information about property, plant and equipment [line items]      
Additions 1,041 1,123  
Impair-ments (642) 0  
Property, plant and equipment 16,521 17,947 18,165
Business combina-tions 70    
Transfers and others 2,263 2,399  
Furniture, tools and other items      
Disclosure of detailed information about property, plant and equipment [line items]      
Additions 81 136  
Impair-ments (24) 0  
Property, plant and equipment 605 618 € 576
Transfers and others 146 112  
Colombia Telecomunicaciones S.A. ESP BIC And Colombia Móvil S.A. ESP      
Disclosure of detailed information about property, plant and equipment [line items]      
Business combina-tions 88    
Telefónica Spain      
Disclosure of detailed information about property, plant and equipment [line items]      
Additions 1,052 1,092  
Telefónica Germany      
Disclosure of detailed information about property, plant and equipment [line items]      
Additions 706 747  
Telefónica Brazil      
Disclosure of detailed information about property, plant and equipment [line items]      
Additions 1,085 1,130  
Telefónica Hispam      
Disclosure of detailed information about property, plant and equipment [line items]      
Additions 676 586  
Telefónica Argentina      
Disclosure of detailed information about property, plant and equipment [line items]      
Property, plant and equipment 734 889  
Telefónica Argentina | Land and buildings      
Disclosure of detailed information about property, plant and equipment [line items]      
Impair-ments (175)    
Telefónica Argentina | Plant and machinery      
Disclosure of detailed information about property, plant and equipment [line items]      
Impair-ments (642)    
Telefónica Argentina | Furniture, tools and other items      
Disclosure of detailed information about property, plant and equipment [line items]      
Impair-ments (21)    
Fiber optic assets in Peru      
Disclosure of detailed information about property, plant and equipment [line items]      
Transfers and others € 118 € (163)