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Note 5 - Income Taxes - Income Tax Benefit (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Federal | $ 357 | $ (155)
Foreign | 2,397 | 1,501
State | 139 | 158
Federal | 691 | (54)
Foreign | (138) | 147
State | 132 | (195)
Net expense | $ 3,578 | $ 1,402

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