Income Taxes, Valuation Allowances and NOL Carryforwards (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	$ 60.6
Tax Benefit of Loss Carryovers	60.5	$ 59.9
NOL Carryforwards which Expire	41.2
NOL Carryforwards which have an Unlimited Life	19.4
Valuation Allowance [Abstract]
Deferred Tax Assets, Valuation Allowance	(75.1)	$ (71.3)
Foreign Jurisdictions [Member]
Operating Loss Carryforwards [Line Items]
Tax Benefit of Loss Carryovers	36.4
Federal Jurisdiction [Member]
Operating Loss Carryforwards [Line Items]
Tax Benefit of Loss Carryovers	1.0
State and Local Jurisdiction [Member]
Operating Loss Carryforwards [Line Items]
Tax Benefit of Loss Carryovers	23.2
United States [Member]
Valuation Allowance [Abstract]
Deferred Tax Assets, Valuation Allowance	(57.3)
Foreign Jurisdictions [Member]
Valuation Allowance [Abstract]
Deferred Tax Assets, Valuation Allowance	$ (17.8)