Leases (Schedule of Assets and Liabilities Balance Related to Finance and Operating Leases) (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Leases [Abstract]
Finance lease right-of-use assets	$ 1.1	$ 1.5
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Property, plant and equipment, net of accumulated depreciation of $390.8 and $385.7	Property, plant and equipment, net of accumulated depreciation of $390.8 and $385.7
Operating lease right-of-use assets	$ 24.1	$ 18.9
Finance lease obligations, current portion	$ 0.4	$ 0.4
Finance Lease, Liability, Current, Statement of Financial Position [Extensible List]	Other accrued liabilities	Other accrued liabilities
Finance lease obligations, non-current portion	$ 0.8	$ 1.1
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	Other long-term liabilities	Other long-term liabilities
Total finance lease obligations	$ 1.2	$ 1.5
Operating lease obligations, current portion	4.0	3.5
Operating lease obligations, non-current portion	20.6	15.4
Total operating lease obligations	$ 24.6	$ 18.9