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Note 10 - Income Taxes - Components of Income Tax Expense (Benefit) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Federal, current $ 63 $ (2,040) $ (437)
Federal, deferred (2,391) 3,976 14,117
State, current 2,349 828 1,284
State, deferred (2,825) (415) (20)
Income tax (benefit) expense $ (2,804) $ 2,349 $ 14,944