Stock Transactions And Stock-Based Compensation - Components of Stock-Based Compensation Program (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense	$ 35.3	$ 30.7	$ 30.5
RSUs / PSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense	25.7	20.3	19.3
Options / PSOs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense	$ 9.6	$ 10.4	$ 11.2