Share-Based Compensation - Stock Options Exercise Data (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Summary of stock option exercise data
Cash received	$ 42.2	$ 61.4
Stock options
Summary of stock option exercise data
Number of options exercised (in shares)	327,267	539,100
Cash received	$ 42.2	$ 61.4
Total intrinsic value of options exercised	$ 35.7	$ 71.6