Leases (Details) $ in Millions	3 Months Ended
	Mar. 31, 2024 USD ($) Option	Mar. 31, 2023 USD ($)	Dec. 31, 2023	Sep. 30, 2023 lease
Leases
Variable lease expense and short-term lease expenses	$ 17.9	$ 10.2
Weighted average discount rate for operating leases	6.00%		5.80%
Operating lease expense	$ 28.2	17.3
Weighted average remaining lease term	11 years 6 months		10 years 10 months 24 days
Rent paid to related parties	$ 2.1	$ 2.0
Existence of option to extend	true
Number of off-site construction real estate leases commenced | lease				2
Minimum
Leases
Lease term for operating lease	3 years
Number of options to renew | Option	1
Maximum
Leases
Lease term for operating lease	10 years