Stock-Based Compensation (Stock Options) (Details) - Stock Options [Member] - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiration period (in years)	10 years
Vesting period (in years)	4 years
Total intrinsic value of stock options exercised	$ 3.5	$ 5.0	$ 51.2
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number	20,994
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price	$ 56.43
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term	1 year 9 months 3 days