v3.26.1
Note 2 - Investment in MRINetwork Operations (Details Textual) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Jan. 01, 2026
Jan. 01, 2025
Payments to Acquire Equity Method Investments $ 192 $ (0)    
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal 248 $ 0    
MRINetwork [Member]        
Equity Method Investment, Ownership Percentage     40.00% 40.00%
Payments to Acquire Equity Method Investments, Total 480      
Payments to Acquire Equity Method Investments 192      
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal 248      
MRINetwork [Member] | Note Receivable [Member]        
Payments to Acquire Equity Method Investments $ 286