XML 167 R149.htm IDEA: XBRL DOCUMENT v3.24.0.1
Other Current Financial Assets - Narrative (Details)
€ in Millions, R$ in Millions, $ in Millions
Dec. 31, 2023
EUR (€)
Dec. 31, 2022
EUR (€)
Dec. 31, 2022
BRL (R$)
Dec. 31, 2022
USD ($)
Disclosure of financial assets [line items]        
Current financial assets € 1,078 € 2,444    
Contractual limit amount 81,097 83,706    
Spire Notes        
Disclosure of financial assets [line items]        
Contractual limit amount   939   $ 1,000
Deposits and guarantees        
Disclosure of financial assets [line items]        
Current financial assets 209 439    
Other current financial assets - short-term investments        
Disclosure of financial assets [line items]        
Current financial assets 187 126    
Telefónica Brazil | Deposits and guarantees        
Disclosure of financial assets [line items]        
Current financial assets   106    
Telefónica Brasil, Claro S.A. And TIM S.A. | Deposits and guarantees        
Disclosure of financial assets [line items]        
Current financial assets   94 R$ 522  
Telefónica, S.A.        
Disclosure of financial assets [line items]        
Current financial assets 1,078 2,444    
Telefónica, S.A. | Deposits and guarantees        
Disclosure of financial assets [line items]        
Current financial assets € 50 € 232