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Note N - Employee Benefits (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2017
Notes Tables |
Employee Stock Ownership Plan (ESOP) Disclosures [Table Text Block] |
|  | Years ended December 31 |
|  | 201 7 |  |  | 201 6 |  |  | 201 5 |
Number of shares issued |  |  | 15,118 |  |  |  | 24,572 |  |  |  | ---- |
Fair value of stock contributed |  | $ | 428 |  |  | $ | 575 |  |  | $ | ---- |
Cash contributed |  |  | 250 |  |  |  | ---- |  |  |  | 674 |
Total expense |  | $ | 678 |  |  | $ | 575 |  |  | $ | 674 |

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- Definition Tabular disclosure of the details pertaining to each employee stock ownership plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 40 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=65895303&loc=d3e17540-113929 + Details
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