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Goodwill and Other Intangible Assets Narrative (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Amortization of Intangible Assets $ 27.1 $ 27.6 $ 26.5
Future Amortization Expense, Year One 26.0    
Future Amortization Expense, Year Two 22.0    
Future Amortization Expense, Year Three 20.7    
Future Amortization Expense, Year Four 19.4    
Future Amortization Expense, Year Five 17.6    
Amortization Of Acquired Intangible Asset Net Of Tax 25.9 26.4 25.5
Purchased Intangibles, Net of Tax 20.1 20.5 19.8
Capitalized Computer Software, Amortization $ 45.6 $ 44.4 $ 39.6
Minimum [Member]      
Finite-Lived Intangible Assets, Useful Life, Minimum 3 years    
Maximum [Member]      
Finite-Lived Intangible Assets, Useful Life, Minimum 45 years