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Employee Benefit Plans (Assumptions Used in Accounting for Defined Benefit Pension and Other Post-Retirement Benefit Plans) (Details) | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023
Defined benefit pension plans |  |
Benefit obligation - December 31: |  |
Discount rate - past service | 5.07% | 4.89%
Discount rate - future service | 5.12% | 4.88%
Rate of compensation increase | 3.73% | 3.87%
Health care trend - initial (next year) | 0.00% | 0.00%
Health care trend - ultimate | 0.00% | 0.00%
Benefit cost for year ended December 31: |  |
Discount rate - past service | 4.89% | 5.33%
Discount rate - future service | 4.88% | 5.34%
Expected long-term return on plan assets | 6.43% | 6.56%
Rate of compensation increase | 3.87% | 3.62%
Health care trend - initial (next year) | 0.00% | 0.00%
Health care trend - ultimate | 0.00% | 0.00%
Non-pension Benefit Plans |  |
Benefit obligation - December 31: |  |
Discount rate - past service | 4.91% | 4.89%
Discount rate - future service | 5.00% | 4.89%
Rate of compensation increase | 3.72% | 3.85%
Health care trend - initial (next year) | 6.53% | 6.04%
Health care trend - ultimate | 3.77% | 3.76%
Health care trend - year ultimate reached | 2044 | 2043
Benefit cost for year ended December 31: |  |
Discount rate - past service | 4.89% | 5.31%
Discount rate - future service | 4.89% | 5.32%
Expected long-term return on plan assets | 3.69% | 2.16%
Rate of compensation increase | 3.85% | 3.61%
Health care trend - initial (next year) | 6.04% | 5.40%
Health care trend - ultimate | 3.76% | 3.77%
Health care trend - year ultimate reached | 2043 | 2043

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- Definition Weighted average rate for present value of past retirement benefits cash flows, used to determine net periodic benefit cost of defined benefit plan. + References No definition available. + Details
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- Definition The assumed health care cost trend rate related to net periodic benefits costs for the next year used to measure the expected cost of benefits covered by the plan (gross eligible charges). This is based upon the annual rate of change in the cost of health care benefits currently provided by the postretirement benefit plan, due to factors other than changes in the composition of the plan population by age and dependency status. + References No definition available. + Details
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- Definition The ultimate trend rate for health care costs related to net periodic benefits costs. + References No definition available. + Details
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- Definition Year the ultimate health care cost trend rate related to net periodic benefits costs is expected to be reached, in CCYY format. + References No definition available. + Details
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- Definition Interest rate used to discount liability to provide future service related to continuing-care contract. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c) -SubTopic 440 -Topic 954 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478522/954-440-50-1 + Details
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- Definition Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation 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 1 -Subparagraph (k)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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- Definition Weighted average rate increase of compensation, used to determine benefit obligation 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 + Details
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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 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 + Details
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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 + Details
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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 + Details
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- Definition Assumed rate, for next fiscal year, based on annual change in cost of health care cost benefits used to measure expected cost of benefits covered by defined benefit postretirement plan. Factors include, but are not limited to, estimate of health care inflation, change in health care utilization or delivery pattern, technological advances, and change in health status of participant. Excludes factors for change in composition of plan population by age and dependency status. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (l) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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- Definition Ultimate trend rate for health care cost for defined benefit postretirement plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (l) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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- References No definition available. + Details
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- Definition Year ultimate health care cost trend rate is expected to be reached, in YYYY format. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (l) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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