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FAIR VALUE OF FINANCIAL INSTRUMENTS - Unrealized gains and losses (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Cumulative unrealized gains and losses from Investments in debt and equity securities |  |  |
Cost | $ 34,277,413 | $ 35,186,839 |
Cumulative Unrealized Gains | 105,395 | 5,141,469 |
Aggregate Fair Value | 34,382,808 | 40,328,308 |
Unrealized gain (loss) on debt and equity securities | (5,035,991) | 10,806,320 | $ (10,521,166)
Equity Securities |  |  |
Cumulative unrealized gains and losses from Investments in debt and equity securities |  |  |
Cost |  | 24,230,746 |
Cumulative Unrealized Gains |  | 5,029,080 |
Aggregate Fair Value |  | 29,259,826 |
Mutual funds |  |  |
Cumulative unrealized gains and losses from Investments in debt and equity securities |  |  |
Cost | 33,695,124 | 10,319,644 |
Cumulative Unrealized Gains | 79,080 | 84,574 |
Aggregate Fair Value | 33,774,204 | 10,404,218 |
Municipal bonds |  |  |
Cumulative unrealized gains and losses from Investments in debt and equity securities |  |  |
Cost | 582,289 | 636,449 |
Cumulative Unrealized Gains | 26,315 | 27,815 |
Aggregate Fair Value | $ 608,604 | $ 664,264 |

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