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Note 13 - Stock Compensation Plans (Tables) | 3 Months Ended
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Mar. 31, 2021
Notes Tables |
Share-based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block] |
|  | Three Months Ended |
|  | March 31, 2021 |
|  | Shares |  |  | Weighted Average Grant Date Fair Value |
Unvested, beginning of year |  |  | 15,858 |  |  | $ | 20.40 |
Granted |  |  | 13,094 |  |  |  | 17.40 |
Vested |  |  | (8,073 | ) |  |  | 19.84 |
Forfeited |  |  | — |  |  |  | — |
Unvested, end of period |  |  | 20,879 |  |  | $ | 18.73 |

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- Definition Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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