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Note 17 - Income Taxes (Details Textual) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Unrecognized Tax Benefits, Income Tax Penalties Accrued $ 100 $ 0
Domestic Tax Authority [Member]    
Tax Credit Carryforward, Amount 400  
Domestic Tax Authority [Member] | Capital Loss Carryforward [Member]    
Tax Credit Carryforward, Amount $ 800  
Tax Credit Carryforward, Expiration Year 2023  
Domestic Tax Authority [Member] | Minimum [Member]    
Tax Credit Carryforward, Expiration Year 2023  
Domestic Tax Authority [Member] | Maximum [Member]    
Tax Credit Carryforward, Expiration Year 2026  
State and Local Jurisdiction [Member]    
Tax Credit Carryforward, Amount $ 4,400  
Tax Credit Carryforward, Expiration Year 2022  
Operating Loss Carryforwards $ 18,400  
State and Local Jurisdiction [Member] | Minimum [Member]    
Operating Loss Carryforwards, Expiration Year 2022  
State and Local Jurisdiction [Member] | Maximum [Member]    
Operating Loss Carryforwards, Expiration Year 2038  
Foreign Tax Authority [Member]    
Operating Loss Carryforwards $ 6,000  
Foreign Tax Authority [Member] | Minimum [Member]    
Operating Loss Carryforwards, Expiration Year 2023  
Foreign Tax Authority [Member] | Maximum [Member]    
Operating Loss Carryforwards, Expiration Year 2030