Leases (Schedule of Undiscounted Future Minimum Payments) (Details) $ in Millions	Dec. 31, 2023 USD ($)
Maturity of lease liabilities
2024	$ 7.9
2025	6.6
2026	5.3
2027	5.0
2028	3.5
Thereafter	2.5
Total lease payments	30.8
Less interest	(3.6)
Present value of lease liabilities	27.2
Maturity of lease liabilities
2024	4.2
2025	4.0
2026	4.2
2027	4.4
2028	2.5
Thereafter	14.3
Total lease payments	33.6
Less interest	(7.2)
Finance lease liability	$ 26.4