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Benefit Plan Schedule of assumptions used to determine benefit obligations (Details) | Dec. 31, 2024 | Sep. 30, 2024 | Dec. 31, 2023 | Dec. 31, 2022
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Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate | 5.89% | 5.17% | 5.14% | 5.32%
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Weighted-Average Interest Crediting Rate | 4.64% |  | 3.89% | 4.07%
Under age 25 |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Rate of compensation increase | 7.50% |  | 7.50% |
Under age 30 [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Rate of compensation increase |  |  |  | 8.25%
Ages 25-29 |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Rate of compensation increase | 7.00% |  | 7.00% |
Ages 30-34 |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Rate of compensation increase | 6.75% |  | 6.75% |
Ages 30-39 [Member] [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Rate of compensation increase |  |  |  | 6.00%
Ages 35-39 |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Rate of compensation increase | 6.00% |  | 6.00% |
Ages 40-49 [Domain] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Rate of compensation increase |  |  |  | 5.00%
Ages 40-44 |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Rate of compensation increase | 5.25% |  | 5.25% |
Ages 45-54 |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Rate of compensation increase | 4.75% |  | 4.75% |
Ages 50 to 54 [Member] |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Rate of compensation increase |  |  |  | 4.25%
Ages 50-65 |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Rate of compensation increase | 3.75% |  | 3.75% |
Ages 55-59 |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Rate of compensation increase |  |  |  | 3.75%
Ages 60-64 |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Rate of compensation increase |  |  |  | 3.50%
Ages 65 and over |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Rate of compensation increase |  |  |  | 3.25%
Ages 70 and over |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Rate of compensation increase | 3.00% |  | 3.00% |

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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 interest crediting rate used to determine benefit obligation of defined benefit plan. Plan includes, but is not limited to, cash balance and other defined benefit plans with promised interest crediting rate. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (k)(4) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + 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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