XML 78 R64.htm IDEA: XBRL DOCUMENT v3.24.2.u1
Equity Method Investments in Affiliates - Schedule of Equity Method Investments in Affiliates (Details) - USD ($)
$ in Millions
Jun. 30, 2024
Dec. 31, 2023
Schedule of Equity Method Investments [Line Items]    
Goodwill $ 2,516.1 $ 2,523.6
Equity method investments in Affiliates (net) 2,161.6 2,288.5
Equity Method Investee    
Schedule of Equity Method Investments [Line Items]    
Goodwill 1,348.6 1,323.3
Definite-lived acquired client relationships (net) 587.2 652.5
Indefinite-lived acquired client relationships (net) 122.5 122.6
Undistributed earnings and tangible capital 103.3 190.1
Equity method investments in Affiliates (net) $ 2,161.6 $ 2,288.5