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Compensation and Benefit Plans (Pension Textual) (Details) | 12 Months Ended
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Dec. 31, 2023 USD ($)
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |
Health reimbursement monthly contribution | $ 200
Permissible range of asset class weights (percent) | 5.00%
Assumed average equity risk premium (percent) | 5.00%
Forecasted return on private equity and opportunistic investments (percent) | 4.00%
Pension Plans | US Equities |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |
Target plan asset allocations (percent) | 19.20%
Pension Plans | Non-US Equities |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |
Target plan asset allocations (percent) | 10.80%
Pension Plans | Fixed Income |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |
Target plan asset allocations (percent) | 55.00%
Pension Plans | Opportunistic Alternative Investments |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |
Target plan asset allocations (percent) | 15.00%
Postretirement Benefits Other Than Pensions |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |
Eligibility age | 55 years
Service period for eligibility (at least) (years) | 10 years
Postretirement Benefits Other Than Pensions | Fixed Income |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |
Target plan asset allocations (percent) | 65.00%
Postretirement Benefits Other Than Pensions | Opportunistic Alternative Investments |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |
Target plan asset allocations (percent) | 6.00%
Postretirement Benefits Other Than Pensions | Global Equities |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |
Target plan asset allocations (percent) | 29.00%
Voluntary Employee Beneficiary Association (VEBA) | Non-US Equities |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |
Target plan asset allocations (percent) | 95.00%
Voluntary Employee Beneficiary Association (VEBA) | Global Equities |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |
Target plan asset allocations (percent) | 5.00%

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- Definition Defined Benefit Plan, Eligibility Age1 + References No definition available. + Details
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- Definition Defined Benefit Plan, Minimum Service Period for Eligibility + References No definition available. + Details
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- Definition This element represents the permissible range of asset class portfolio weights. + References No definition available. + Details
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- Definition Health Reimbursement Account, Monthly Contribution + References No definition available. + Details
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- Definition This element represents the percentage of premium included in estimated rate of return of equity securities (as a percent) + References No definition available. + Details
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- Definition Percentage of target investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 17 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480482/715-20-55-17 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d)(i) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480506/715-20-50-1 + Details
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