v3.26.1
Note 2 - Going Concern and Management's Plans (Details Textual) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent $ (7,306) $ (24,754)
Retained Earnings (Accumulated Deficit) (73,619) $ (67,133)
Equity Offering, Maximum Amount 20,000  
Line of Credit [Member] | Scenario, Plan [Member]    
Line of Credit Facility, Maximum Borrowing Capacity $ 50,000  
Debt Instrument, Term (Year) 3 years