XML 85 R63.htm IDEA: XBRL DOCUMENT v3.20.4
Investments (Details Of Company Investments, Current) (Details) - USD ($)
$ in Millions
Dec. 31, 2020
Dec. 31, 2019
Investment Holdings [Line Items]    
Equity method investments $ 426.1 $ 350.8
Foreign time deposits 29.9 32.0
Other 10.5 14.2
Investments 826.8 829.5
Seed money    
Investment Holdings [Line Items]    
Equity investments 153.5 235.5
Investments related to deferred compensation plans    
Investment Holdings [Line Items]    
Equity investments 202.7 192.4
Other equity securities    
Investment Holdings [Line Items]    
Equity investments $ 4.1 $ 4.6