Benefit Plans - Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands |
Dec. 31, 2022 |
Dec. 31, 2021 |
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| Defined Benefit Pension Plans | ||
| Accumulated Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax | ||
| Net gain (loss) | $ (1,039) | $ 2,486 |
| Gross amount recognized | (1,039) | 2,486 |
| Deferred income taxes | 530 | (3,158) |
| Net amount recognized | (509) | (672) |
| Other Postretirement Benefits Plans | ||
| Accumulated Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax | ||
| Net gain (loss) | 80 | (114) |
| Gross amount recognized | 234 | 250 |
| Deferred income taxes | (533) | (309) |
| Net amount recognized | (299) | (59) |
| Prior service credit | $ 154 | $ 364 |
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- Definition Accumulated Other Comprehensive (Income) Loss, Defined Benefit Plan, Tax No definition available.
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- Definition Amount, after tax, of accumulated other comprehensive (income) loss for defined benefit plan, that has not been recognized in net periodic benefit cost (credit). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, before tax, of accumulated other comprehensive (income) loss for defined benefit plan, that has not been recognized in net periodic benefit cost (credit). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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- Definition Amount, before tax, of accumulated other comprehensive income (loss) for gain (loss) of defined benefit plan, that has not been recognized in net periodic benefit (cost) credit. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, before tax, of accumulated other comprehensive (income) loss for cost (credit) of benefit change attributable to participants' prior service from plan amendment or plan initiation of defined benefit plan, that has not been recognized in net periodic benefit cost (credit). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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