Leases - Supplemental Consolidated Balance Sheet information Related Operating Leases (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Leases [Abstract]
Operating lease right-of-use assets	$ 120.2	$ 128.8
Current operating lease liabilities	32.2	34.0
Long-term operating lease liabilities	149.1	164.0
Total lease liabilities	$ 181.3	$ 198.0
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	Other	Other
Weighted average remaining lease term (years)	7 years 10 months 24 days	8 years
Weighted average discount rate	4.26%	4.03%