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Employee Benefit Plans (Details Narrative) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Matching contributions to 401(k) plan cost | $ 207 | $ 189 | $ 180
Post-retirement Benefits Plan [Member] |  |  |
Benefit expense | 12 | 14 | 18
Benefit obligation | 98 | 160 |
Deferred Compensation Plans - Directors [Member] |  |  |
Benefit expense | 5 | 7 | 7
Benefit obligation | $ 65 | 103 |
Description of benefit plan | A deferred director compensation plan covers former directors, which was acquired by ChoiceOne in 2006. Under the plan, ChoiceOne pays each former director the amount of director fees deferred plus interest at rates ranging from 5.50% to 5.84% over various periods as elected by each director. |  |
Deferred Compensation Plans - Directors [Member] | Lower Range [Member] |  |  |
Interest rate on deferred director fees | 5.50% |  |
Deferred Compensation Plans - Directors [Member] | Upper Range [Member] |  |  |
Interest rate on deferred director fees | 5.84% |  |
Deferred Compensation Plans - Executive Officers [Member] |  |  |
Benefit expense | $ 6 | 12 | $ 19
Benefit obligation | $ 420 | $ 492 |
Description of benefit plan | A supplemental executive retirement plan covers four former executive officers. Under the plan, ChoiceOne pays these individuals a specific amount of compensation over a 15-year period commencing upon early retirement age (as defined in the plan) or normal retirement age (as defined in the plan). |  |

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- Definition Description of defined benefit pension and other postretirement plans. Includes, but is not limited to, employee group covered, type of benefit formula, type of benefits, cost sharing arrangement, funding policy, type of assets held, significant nonbenefit liabilities and information pertaining to multiple employer plan. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=112275985&loc=d3e4179-114921 + Details
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