v3.26.1
Goodwill and Acquired Client Relationships - Schedule of Changes in Goodwill (Details)
$ in Millions
6 Months Ended
Jun. 30, 2026
USD ($)
Goodwill [Roll Forward]  
Beginning balance $ 2,531.2
Affiliate transactions (9.7)
Foreign currency translation (9.9)
Ending balance 2,511.6
Goodwill divested, portion attributable to noncontrolling interest $ 1.7