v3.25.2
Note 6 - Income Taxes (Details Textual) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Effective Income Tax Rate Reconciliation, GILTI, Amount $ 284 $ 0
Effective Income Tax Rate Reconciliation, GILTI, Amount 284 0
Deferred Tax Assets, Net 4,259 3,322
Unrecognized Tax Benefits that Would Impact Effective Tax Rate 110  
Unrecognized Tax Benefits, Income Tax Penalties Expense 800 1
Unrecognized Tax Benefits, Interest on Income Taxes Expense 3 400
Unrecognized Tax Benefits, Income Tax Penalties Accrued 16 15
Unrecognized Tax Benefits, Interest on Income Taxes Accrued 20 $ 17
Domestic Tax Jurisdiction [Member]    
Deferred Tax Assets, Net 4,200  
Unrecognized Tax Benefits, Income Tax Penalties Accrued 0  
Unrecognized Tax Benefits, Interest on Income Taxes Accrued 0  
Domestic Tax Jurisdiction [Member] | Internal Revenue Service (IRS) [Member]    
Operating Loss Carryforwards 1,500  
Deferred Tax Assets, Operating Loss Carryforwards, Domestic 300  
Capital Loss Carryforward, Tax Effect 100  
State and Local Jurisdiction [Member]    
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration 100  
Unrecognized Tax Benefits, Income Tax Penalties Accrued 16  
Unrecognized Tax Benefits, Interest on Income Taxes Accrued 20  
Foreign Tax Jurisdiction [Member]    
Unrecognized Tax Benefits, Income Tax Penalties Accrued 0  
Unrecognized Tax Benefits, Interest on Income Taxes Accrued 0  
Foreign Tax Jurisdiction [Member] | Internal Revenue Service (IRS) [Member] | Research Tax Credit Carryforward [Member]    
Tax Credit Carryforward, Amount $ 900