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Employee Benefit Expenses (Tables)
12 Months Ended
Dec. 31, 2018
Text block [abstract]  
Summary of Employee Benefit Expenses

(in millions of Euros)

   Notes      Year ended
December 31, 2018
     Year ended
December 31, 2017
     Year ended
December 31, 2016
 

Wages and salaries

        (889      (872      (841

Pension costs—defined benefit plans

     24        (20      (21      (22

Other post-employment benefits

     24        (6      (6      (7

Share-based compensation

     30        (12      (8      (6
     

 

 

    

 

 

    

 

 

 

Total employee benefit expenses

        (927      (907      (876