Share-Based Payments - Share-Based Compensation Expense by Share-Based Compensation Program (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Summary of share based compensation expense associated with different programs [Abstract]
Subtotal	$ 87.8	$ 84.1
Capitalized share-based compensation costs	(3.8)	(3.1)
Share-based compensation expense included in total cost and expense	84.0	81.0
Time-vested restricted stock units
Summary of share based compensation expense associated with different programs [Abstract]
Share-based compensation expense	70.9	66.1
Performance stock units settled in stock
Summary of share based compensation expense associated with different programs [Abstract]
Share-based compensation expense	13.3	13.6
Employee stock purchase plan
Summary of share based compensation expense associated with different programs [Abstract]
Share-based compensation expense	3.6	3.5
Stock options
Summary of share based compensation expense associated with different programs [Abstract]
Share-based compensation expense	$ 0.0	$ 0.9