v3.26.1
Note 16 - Business Acquisition (Details Textual) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Sep. 08, 2025
Jun. 30, 2026
Jun. 30, 2025
Sep. 30, 2024
Jun. 30, 2026
Dec. 31, 2025
Jun. 30, 2025
Dec. 31, 2025
Goodwill   $ 1,793,000     $ 1,793,000 $ 1,793,000   $ 1,793,000
Dura Medical [Member]                
Business Combination, Consideration Transferred $ 3,520,000              
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Consideration Transferred 300,000         100,000    
Business Combination, Contingent Consideration, Range of Outcomes, Maximum, Amount $ 3,000,000              
Business Combination, Excluded from Purchase Price, Contingent Consideration, Term (Year) 3 years              
Business Combination, Acquisition-Related Cost, Expense               100,000
Amortization   $ 47,000     93,000      
Goodwill $ 1,793,000         $ 1,800,000   $ 1,800,000
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Intangibles     $ 100,000       $ 100,000  
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Finders Fees       $ 100,000        
Business Combination, Acquiree's Revenue since Acquisition Date, Actual         2,000,000   1,000,000  
Business Combination, Acquiree's Earnings (Loss) since Acquisition Date, Actual         $ 200,000   $ 100,000  
Dura Medical [Member] | Class A Units [Member]                
Business Combination, Excluded From Purchase Price, Issuance of Shares (in shares) 6,188