v3.19.3.a.u2
Provisions - Summary of Changes in Groups Provisions (Details) - EUR (€)
€ in Millions
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Disclosure Of Other Provisions [Line Items]    
Beginning balance ,Carrying amount € 48 € 65
Charged/(credited) to the consolidated statement of operations:    
Additional provisions 16 5
Reversal of unutilized amounts (3)  
Exchange differences 2 3
Utilized (48) (25)
Ending balance ,Carrying amount 15 48
Current portion 13 42
Non-current portion 2 6
Legal Contingencies    
Disclosure Of Other Provisions [Line Items]    
Beginning balance ,Carrying amount 39 53
Charged/(credited) to the consolidated statement of operations:    
Additional provisions 11 0
Reversal of unutilized amounts 0  
Exchange differences 2 3
Utilized (47) (17)
Ending balance ,Carrying amount 5 39
Current portion 5 39
Non-current portion 0 0
Other Provisions    
Disclosure Of Other Provisions [Line Items]    
Beginning balance ,Carrying amount 9 12
Charged/(credited) to the consolidated statement of operations:    
Additional provisions 5 5
Reversal of unutilized amounts (3)  
Exchange differences 0 0
Utilized (1) (8)
Ending balance ,Carrying amount 10 9
Current portion 8 3
Non-current portion € 2 € 6