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Note 8 - Income Taxes - Income Tax Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Federal
State	43
Foreign	203	257
Total current tax provision	246	257
Federal	1,236	(18,514)
State
Foreign	(25)	(129)
Total deferred tax provision (benefit)	1,211	(18,643)
Total income tax provision	$ 1,457	$ (18,386)

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