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Pension and Other Postretirement Benefits (Schedule Of Key Assumptions That Were Used To Calculate The Net Periodic Benefits Cost) (Details)
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Pension Plan      
Defined Benefit Plan Disclosure [Line Items]      
Discount rate - service cost 5.06% 5.25% 3.08%
Discount rate - interest cost 4.88% 5.06% 2.11%
Expected Long-Term Rate of Return on Plan Assets 7.02% 7.00% 4.80%
Rate of Compensation Increases 4.00% 4.00% 4.00%
Interest Crediting Rates 4.00% 4.00% 4.00%
Other Postretirement Benefits      
Defined Benefit Plan Disclosure [Line Items]      
Discount rate - service cost 5.14% 5.30% 3.21%
Discount rate - interest cost 4.89% 5.07% 2.24%
Expected Long-Term Rate of Return on Plan Assets 7.06% 6.96% 5.72%