XML 83 R63.htm IDEA: XBRL DOCUMENT v3.20.4
Business Acquisitions and Dispositions - Summary of the 2020 Fair Values of Assets Acquired and Liabilities Assumed (Details) - USD ($)
$ in Millions
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Business Acquisition [Line Items]      
Goodwill $ 1,923.3 $ 1,811.8 $ 1,784.4
2020 Acquisitions      
Business Acquisition [Line Items]      
Tangible assets acquired 66.5    
Intangible assets 106.4    
Goodwill 99.7    
Net deferred taxes (8.6)    
Other liabilities assumed (26.4)    
Total Estimate of Consideration Transferred, Net of Cash Acquired $ 237.6