Leases - Lease Cost (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Lease Cost
Operating Lease Cost	$ 4.1	$ 5.6
Variable Lease, Cost	0.1	0.1
Short-Term Lease Cost	0.0	1.2
Total Lease Expense	4.2	6.9
Less: Sublease Income	0.0	0.1
Lease, Cost	$ 4.2	$ 6.8