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Income Taxes (Narratives) (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Revenues from External Customers and Long-Lived Assets [Line Items]      
U.S. federal statutory tax rate 21.00% 21.00% 21.00%
Deferred Tax Assets, Operating Loss Carryforwards, Foreign $ 1.2    
Retained earnings 1,097.1 $ 1,195.6  
Gross deferred tax assets 59.0 61.0  
Gross deferred tax liabilities 246.2 216.4  
Unrecognized Tax Benefits 1.2 $ 1.2  
Deferred Tax Assets, Valuation Allowance, Operating Loss Carryforward      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Deferred Tax Assets, Valuation Allowance 0.3    
Foreign [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Retained earnings $ 13.1