Postretirement Benefits (Assumptions Used) (Details) - Pension Plan	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Weighted average assumptions used in benefit obligations:
Discount rate	5.50%	4.75%
Weighted average assumptions used in net periodic benefit costs:
Discount rate	4.75%	5.25%
Expected long-term rate of return on assets	5.22%	5.59%