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Employee Benefit Plans (Details Textual) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Defined Benefit Plan Disclosure [Line Items] |  |  |
Liability | $ 231 |  |
Benefit | 7 | $ 5 | $ 31
National Bancshares Corporation |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
(Benefit) expense under the plan | 36 | 105 | 11
Liability under the Plan | $ 751 | 799 |
Director age for eligibility for annual retirement benefit plan | 70 years |  |
Maximum years for benefit payment under the plan | 15 years |  |
Cortland Acquisition |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Period of benefits paid for after retirement | 15 years |  |
Payment benefit for director retirement | $ 10 |  |
Period over which benefits paid to directors after retirement | 10 years |  |
Liability for post-retirement benefits | $ 1,000 | 1,100 |
Expense recognized for plans | 37 | 87 | 11
Benefits expected to be paid in 2023 | 81 |  |
Cortland Acquisition | Officers’ Plan |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Liability for post-retirement benefits | 870,000 | 919,000 |
Cortland Acquisition | Directors Plan |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Liability for post-retirement benefits | 148 | 143 |
Emclaire Acquisition |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
(Benefit) expense under the plan | 37 |  |
Liability for post-retirement benefits | 846 |  |
Benefits expected to be paid in 2023 | $ 62 |  |
Retirement Savings Plan |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Employees who have completed no days of service | 90 days |  |
Percentage of matching contribution by company | 50.00% |  |
(Benefit) expense under the plan | $ 1,000 | 870 | 814
Retirement Savings Plan | Maximum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Percentage of the participants' voluntary contributions of gross wages | 6.00% |  |
Profit Sharing Plan |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
(Benefit) expense under the plan |  | $ 207 | $ 268
Annual compensation for associates, Percent | 2.00% | 2.00% | 2.00%
Deferred Compensation Plan |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
(Benefit) expense under the plan | $ 5 | $ 5 | $ 6
Liability under the Plan | 71 | 83 |
Deferred compensation plan liability recorded | $ 3,400 | $ 2,500 |

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- Definition Carrying value as of the balance sheet date of obligations, excluding pension and other postretirement benefits, incurred through that date and payable for perquisites provided to employees pertaining to services received from them. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.15(5)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 + Details
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