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Marketable Securities (Details Narrative) - USD ($)
6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Investments, Debt and Equity Securities [Abstract]      
Marketable securities held in mutual funds $ 359,000   $ 2,276,000
Mutual funds classified as available for sale 359,000   $ 2,276,000
Realized net loss on equity securities (68,000) $ (219,000)  
Unrealized gain on equity securities 85,000 42,000  
Net gain (loss) on equity securities $ 17,000 $ (177,000)