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Note 17 - Income Taxes (Details Textual) - USD ($)
$ in Thousands
1 Months Ended 12 Months Ended
Sep. 30, 2024
Dec. 31, 2025
Dec. 31, 2024
Effective Income Tax Rate Reconciliation, Tax Credit, Research, Amount   $ 416  
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount [1]   207  
Unrecognized Tax Benefits, Ending Balance   300 $ 600
Income Tax Examination, Year under Examination 2021 2022 2023 2024 2025    
Domestic Tax Jurisdiction [Member] | Internal Revenue Service (IRS) [Member]      
Operating Loss Carryforwards   53,700  
Tax Credit Carryforward, Amount   53,700  
State and Local Jurisdiction [Member] | Internal Revenue Service (IRS) [Member]      
Operating Loss Carryforwards   34,500  
Tax Credit Carryforward, Amount   11,600  
Operating Loss Carryforward, Subject to Expiration   22,900  
Foreign Tax Jurisdiction [Member]      
Deferred Tax Liabilities, Undistributed Foreign Earnings     700
Foreign Tax Jurisdiction [Member] | Ministry of Economic Affairs and Finance, Italy [Member]      
Operating Loss Carryforwards     $ 1,600
Foreign   481  
Foreign Tax Jurisdiction, Other [Member] | Ministry of Economic Affairs and Finance, Italy [Member]      
Unrecognized Tax Benefits, Ending Balance   200  
Foreign   $ 400  
[1] **State taxes in Indiana, Massachusetts and Kentucky made up the majority (greater than 50 percent) of the tax effect in this category.