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Retirement Benefits - Combined Targeted and Actual Domestic and Foreign Pension Plans Weighted Average Asset Allocation (Details)
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Percentage of plan assets, actual   100.00% 100.00%
Forecast      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Percentage of plan assets, target 100.00%    
Equity securities      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Percentage of plan assets, actual   23.00% 23.00%
Equity securities | Forecast      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Percentage of plan assets, target 23.00%    
Debt securities & Cash      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Percentage of plan assets, actual   77.00% 77.00%
Debt securities & Cash | Forecast      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Percentage of plan assets, target 77.00%    
Alternative Investments      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Percentage of plan assets, actual   0.00% 0.00%
Alternative Investments | Forecast      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Percentage of plan assets, target 0.00%