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Goodwill and intangible assets - Schedule of Carrying Amount of Goodwill Allocated to Each of the Operating Segments (Details) - EUR (€)
€ in Millions
Dec. 31, 2020
Dec. 31, 2019
Disclosure Of Goodwill And Indefinite Lived Assets [Line Items]    
Goodwill € 736 € 478
Premium    
Disclosure Of Goodwill And Indefinite Lived Assets [Line Items]    
Goodwill 125 130
Ad-Supported    
Disclosure Of Goodwill And Indefinite Lived Assets [Line Items]    
Goodwill € 611 € 348