Annual report pursuant to Section 13 and 15(d)

Note 8 - Income Taxes - Changes in Valuation Allowance (Details)

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Note 8 - Income Taxes - Changes in Valuation Allowance (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Valuation allowance at the Beginning of Period $ (11,250) $ (11,370)
Income tax expense
Release of valuation allowance 11,250 120
Valuation allowance at the End of Period $ (11,250)