Income Taxes - Deferred taxes (Details) - USD ($) |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Deferred tax assets: | ||
| Allowance for credit losses | $ 825,000 | $ 783,000 |
| Employee benefit plans' liabilities | 4,023,000 | 4,028,000 |
| Unrealized loss on available for sale securities, charged from equity | 6,424,000 | 6,268,000 |
| Loss on credit impairment of securities | 423,000 | 423,000 |
| Earned retiree health benefits plan liability | 1,172,000 | 1,172,000 |
| General business and AMT credits | 17,000 | 17,000 |
| State income tax net operating loss carryforward | 736,000 | 771,000 |
| Other | 90,000 | 126,000 |
| Valuation allowance | (423,000) | (423,000) |
| Deferred tax assets | 13,287,000 | 13,165,000 |
| Deferred tax liabilities: | ||
| Unearned retiree health benefits plan asset | 240,000 | 240,000 |
| Bank premises and equipment | 1,745,000 | 1,883,000 |
| Deferred tax liabilities | 1,985,000 | 2,123,000 |
| Net deferred taxes | $ 11,302,000 | $ 11,042,000 |
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- Definition Amount of deferred tax liability attributable to taxable temporary differences from unearned retiree health benefits plan asset. No definition available.
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- References No definition available.
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- Definition Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible state and local operating loss carryforwards. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible general business tax credit carryforwards. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences from employee benefits, classified as other. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from postretirement benefits. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from estimated impairment losses. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary difference from allowance for credit loss on financing receivable. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary difference from unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences without jurisdictional netting. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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- Definition Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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