v3.26.1
FAIR VALUE OF FINANCIAL INSTRUMENTS - Unrealized gains and losses (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Cumulative unrealized gains and losses from Investments in debt and equity securities          
Cost $ 37,110,549   $ 37,110,549   $ 34,277,413
Cumulative Unrealized Gains 118,406   118,406   105,395
Aggregate Fair Value 37,228,955   37,228,955   34,382,808
Unrealized gain (loss) on debt and equity securities (179,147) $ 1,555,676 13,022 $ (5,600,837)  
Mutual funds          
Cumulative unrealized gains and losses from Investments in debt and equity securities          
Cost 36,552,611   36,552,611   33,695,124
Cumulative Unrealized Gains 89,939   89,939   79,080
Aggregate Fair Value 36,642,550   36,642,550   33,774,204
Municipal bonds          
Cumulative unrealized gains and losses from Investments in debt and equity securities          
Cost 557,938   557,938   582,289
Cumulative Unrealized Gains 28,467   28,467   26,315
Aggregate Fair Value $ 586,405   $ 586,405   $ 608,604