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Employee Postretirement Benefits - Assumptions Used to Determine Benefit Obligations (Details) | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2024 | Dec. 31, 2023
Forecast |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Long-Term Rate of Compensation Increase |  |  | 4.00% | 4.00%
Pension Benefits (Pension Plan) |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Discount Rate | 5.51% | 3.03% |  |
Pension Benefits (Pension Plan) | Participants to Age 39 |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Long-Term Rate of Compensation Increase | 4.50% | 4.50% |  |
Pension Benefits (Pension Plan) | Participants Ages 40 to 49 |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Long-Term Rate of Compensation Increase | 3.50% | 3.50% |  |
Pension Benefits (Pension Plan) | Participants Age 50 and Older |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Long-Term Rate of Compensation Increase | 2.75% | 2.75% |  |
Pension Benefits (ESSRP) |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Discount Rate | 5.51% | 2.93% |  |
Long-Term Rate of Compensation Increase | 3.00% | 3.00% |  |
Postretirement Benefits |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Discount Rate | 5.52% | 3.01% |  |
Healthcare Cost Immediate Trend Rate | 7.50% | 6.16% |  |
Healthcare Cost Ultimate Trend Rate | 4.00% | 4.50% |  |
Year the Rate Reaches the Ultimate Trend Rate | 2048 | 2038 |  |

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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 -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k)(1) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + 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 -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k)(2) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + 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 -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (l) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + 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 -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (l) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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