Retirement, Other Postretirement Benefits, And Defined Contribution Plans (Defined Benefit Plan, Assumptions) (Details)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Weighted-Average Interest Crediting Rate	4.80%	4.00%
Defined Benefit Plan, Ultimate Health Care Cost Trend Rate	4.75%	4.75%	4.75%
Pre Sixty Five Retirees [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Health Care Cost Trend Rate Assumed, Next Fiscal Year	8.15%	6.95%
Defined Benefit Plan, Health Care Cost Trend Rate Assumed	6.95%	6.65%	5.65%
Defined Benefit Plan, Year Health Care Trend Rate Reached and Beyond	2032	2032	2032
Defined Benefit Plan, Year Health Care Cost Trend Rate Reaches Ultimate Trend Rate	2035	2032
Post Sixty Five Retirees [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Health Care Cost Trend Rate Assumed, Next Fiscal Year	10.13%	7.88%
Defined Benefit Plan, Health Care Cost Trend Rate Assumed	7.88%	7.50%	5.90%
Defined Benefit Plan, Year Health Care Trend Rate Reached and Beyond	2032	2032	2032
Defined Benefit Plan, Year Health Care Cost Trend Rate Reaches Ultimate Trend Rate	2035	2032
Other Postretirement Benefits Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate	5.66%	5.01%
Other Postretirement Benefits Plan [Member] | Measurement Input Discount Rate Service Costs [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate	4.82%	5.00%	3.20%
Other Postretirement Benefits Plan [Member] | Measurement Input Discount Rate Interest Costs [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate	4.91%	5.09%	2.31%
Other Postretirement Benefits Plan [Member] | Other Postretirement Taxable Assets [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-Term Rate of Return on Plan Assets	5.25%	5.25%	4.75%
Pension Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-Term Rate of Return on Plan Assets, Blended Rate	6.75%
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-Term Rate of Return on Plan Assets		7.00%	6.75%
Pension Plan [Member] | Nonqualified Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate	5.23%	4.68%
Pension Plan [Member] | Qualified Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate, Blended	5.75%	5.06%
Pension Plan [Member] | Measurement Input Discount Rate Service Costs [Member] | Nonqualified Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate	5.01%	5.31%	4.94%
Pension Plan [Member] | Measurement Input Discount Rate Service Costs [Member] | Qualified Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate	5.08%	5.26%	3.07%
Pension Plan [Member] | Measurement Input Discount Rate Interest Costs [Member] | Nonqualified Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate	4.86%	5.30%	5.03%
Pension Plan [Member] | Measurement Input Discount Rate Interest Costs [Member] | Qualified Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate	4.97%	5.16%	2.49%
Minimum [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Rate of Compensation Increase	3.98%	3.98%
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Rate of Compensation Increase	3.98%	3.98%	3.98%
Minimum [Member] | Other Postretirement Benefits Plan [Member] | Other Postretirement Non Taxable Assets [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-Term Rate of Return on Plan Assets	6.50%	6.00%	5.75%
Minimum [Member] | Pension Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-Term Rate of Return on Plan Assets	6.00%
Minimum [Member] | Pension Plan [Member] | Qualified Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate	5.67%	5.02%
Maximum [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Rate of Compensation Increase	4.45%	4.40%
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Rate of Compensation Increase	4.40%	4.40%	4.40%
Maximum [Member] | Other Postretirement Benefits Plan [Member] | Other Postretirement Non Taxable Assets [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-Term Rate of Return on Plan Assets	7.25%	7.00%	6.75%
Maximum [Member] | Pension Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-Term Rate of Return on Plan Assets	7.25%
Maximum [Member] | Pension Plan [Member] | Qualified Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate	5.89%	5.10%