Share-Based Payments (Details 1) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Summary of share based compensation expense associated with different programs [Abstract]
Share-based compensation expense	$ (78.9)	$ (70.4)
Subtotal	81.4	71.8
Capitalized share-based compensation costs	(3.3)	(2.8)
Share-based compensation expense included in total costs and expenses	78.1	69.0
Market stock units
Summary of share based compensation expense associated with different programs [Abstract]
Share-based compensation expense	2.2	5.9
Time-vested restricted stock units
Summary of share based compensation expense associated with different programs [Abstract]
Share-based compensation expense	61.7	51.3
Performance stock units settled in stock
Summary of share based compensation expense associated with different programs [Abstract]
Share-based compensation expense	9.5	8.3
Performance stock units settled in cash
Summary of share based compensation expense associated with different programs [Abstract]
Share-based compensation expense	2.5	1.4
Employee stock purchase plan
Summary of share based compensation expense associated with different programs [Abstract]
Share-based compensation expense	4.7	4.9
Options | Nightstar
Summary of share based compensation expense associated with different programs [Abstract]
Fair value of post-combination equity compensation	$ 0.8	$ 0.0