Leases - Supplemental Information (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Lessee, Lease, Description [Line Items]
Operating lease cost	$ 18.6	$ 8.2
Sublease income	(0.8)	0.0
Net operating lease cost	17.8	8.2
Cash paid for amounts included in the measurement of operating lease liabilities	$ 15.0	$ 8.8
Weighted average remaining lease term	10 years 6 months	7 years 4 months 24 days
Weighted average discount rate	5.00%	5.40%
Restricted cash	$ 8.0	$ 8.0
Letter of Credit
Lessee, Lease, Description [Line Items]
Restricted cash	$ 7.8	$ 7.8