XML 108 R84.htm IDEA: XBRL DOCUMENT v3.20.4
Segment Information - Data by geographic area (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Revenue from external customers and Long-lived assets, net      
Revenues $ 20,443.9 $ 23,179.4 $ 22,785.1
Long-lived assets, net 3,930.1 3,784.9  
U.S.      
Revenue from external customers and Long-lived assets, net      
Revenues 12,105.1 13,511.8 12,607.8
Long-lived assets, net 2,605.1 2,481.1  
Foreign      
Revenue from external customers and Long-lived assets, net      
Revenues 8,338.8 9,667.6 $ 10,177.3
Long-lived assets, net $ 1,325.0 $ 1,303.8