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Cash and Cash Equivalents (Tables)
12 Months Ended
Dec. 31, 2018
Text block [abstract]  
Summary of Cash and Cash Equivalents

(in millions of Euros)

   At
December 31, 2018
     At
December 31, 2017
 

Cash in bank and on hand

     164        269  
  

 

 

    

 

 

 

Total Cash and cash equivalents

     164        269