Quarterly report pursuant to Section 13 or 15(d)

Note 9 - Income Taxes (Details Textual)

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Note 9 - Income Taxes (Details Textual) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2019
Dec. 31, 2018
Operating Loss Carryforwards, Valuation Allowance, Total $ 0 $ 0
Percentage of Valuation Allowance 100.00%