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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) |

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