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Note 2 - Summary of Significant Accounting Policies - Schedule of Cash and Cash Equivalents (Details) - USD ($)
$ in Thousands
Sep. 30, 2026
Dec. 31, 2025
Sep. 30, 2025
Dec. 31, 2024
Cash and Cash Equivalent $ 86,930 $ 41,514    
Restricted cash and cash equivalents 20 0    
Total cash and cash equivalents and restricted cash and cash equivalents shown in the statements of cash flows $ 86,950 $ 41,514 $ 41,571 $ 41,585