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Note 7 - Stock Split | 12 Months Ended
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Dec. 31, 2017
Notes to Financial Statements |
Stock Split Disclosure [Text Block] | 7. Stock Split On July 7, 2017, we effected a five -for- three stock split of our common stock, $.01 par value, i n the form of a 66 ⅔% stock dividend. Our consolidated financial statements, related notes, and other financial data contained in this report have been adjusted to give retroactive effect to the stock split for all periods presented.

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