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Note N - Employee Benefits (Tables) | 12 Months Ended
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Dec. 31, 2019
Notes Tables |
Employee Stock Ownership Plan (ESOP) Disclosures [Table Text Block] |
|  | Years ended December 31 |
|  | 2019 |  |  | 2018 |  |  | 2017 |
Number of shares issued |  |  | 8,333 |  |  |  | 7,294 |  |  |  | 15,118 |
Fair value of stock contributed |  | $ | 328 |  |  | $ | 295 |  |  | $ | 428 |
Cash contributed |  |  | 500 |  |  |  | 500 |  |  |  | 250 |
Total expense |  | $ | 828 |  |  | $ | 795 |  |  | $ | 678 |

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- Definition Tabular disclosure of the details pertaining to each employee stock ownership plan. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 40 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=109244661&loc=d3e17540-113929 + Details
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