Annual report [Section 13 and 15(d), not S-K Item 405]

Note 4 - Marketable Securities (Details Textual)

v3.25.1
Note 4 - Marketable Securities (Details Textual) - USD ($)
Dec. 31, 2024
Dec. 31, 2023
Accrued Interest Receivable On Available For Sale Securities [Member]    
Interest Receivable $ 235,000 $ 298,000