XML 97 R68.htm IDEA: XBRL DOCUMENT v3.20.4
Information by segment and main country - Text Details (Detail) - EUR (€)
€ in Millions
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Information by segment and main country [Line Items]    
Share of sales for single customer 10.00%  
Diagnosis & Treatment [Member]    
Information by segment and main country [Line Items]    
Intersegment funding € 38 € 54