Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation of defined benefit plan.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (k)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-1

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- Definition

Weighted average rate for present value of future retirement benefits cash flows, used to determine net periodic benefit cost of defined benefit plan.

+ References

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- Definition

Weighted average rate of return on plan assets, reflecting average rate of earnings expected on existing plan assets and expected contributions, used to determine net periodic benefit cost of defined benefit plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 8
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-8

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (k)(3)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-1

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- Definition

Weighted average rate of compensation increase used to determine net periodic benefit cost of defined benefit plan. Plan includes, but is not limited to, pay-related defined benefit plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (k)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-1

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- References

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Retirement Plans (Schedule Of Assumptions Used) (Details)	3 Months Ended	9 Months Ended	12 Months Ended
	Dec. 31, 2024	Sep. 30, 2024	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Pension [Member]
Defined Benefit Plan, Assumptions Used in Calculations [Abstract]
Discount rate - used at period end to value obligation (in hundredths)	5.60%		5.60%	5.20%	5.50%
Discount rate - used to compute annual cost				5.50%
Expected long-term rate of return on plan assets (in hundredths)	6.65%	7.50%		7.50%	7.50%
Rate of increase in compensation levels (in hundredths)			3.00%	3.00%	3.00%
Pension [Member] \| Minimum [Member]
Defined Benefit Plan, Assumptions Used in Calculations [Abstract]
Discount rate - used to compute annual cost			5.00%		2.90%
Expected long-term rate of return on plan assets (in hundredths)			6.65%
Pension [Member] \| Maximum [Member]
Defined Benefit Plan, Assumptions Used in Calculations [Abstract]
Discount rate - used to compute annual cost			5.80%		5.60%
Expected long-term rate of return on plan assets (in hundredths)			7.50%
OPEB [Member]
Defined Benefit Plan, Assumptions Used in Calculations [Abstract]
Discount rate - used at period end to value obligation (in hundredths)	5.70%		5.70%	5.20%	5.50%
OPEB [Member] \| Minimum [Member]
Defined Benefit Plan, Assumptions Used in Calculations [Abstract]
Discount rate - used at period end to value obligation (in hundredths)					5.50%
Discount rate - used to compute annual cost			5.00%	5.00%	3.00%
OPEB [Member] \| Maximum [Member]
Defined Benefit Plan, Assumptions Used in Calculations [Abstract]
Discount rate - used to compute annual cost			5.80%	6.40%	5.60%