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Note 9 - Income Taxes - Schedule of Provision (Benefit) for Income Taxes (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Current:    
Federal $ 1,392 $ 0
State 606 (108)
Foreign 3 156
Total current 2,001 48
Deferred:    
Federal (3,730) (3,494)
State (537) (813)
Foreign 1 (102)
Less: valuation allowance 4,041 4,607
Total deferred (225) 198
Total income tax expense $ 1,776 $ 246