FAIR VALUE OF FINANCIAL INSTRUMENTS - Assets designated as Investments in debt and equity securities (Details) - USD ($)	Jun. 30, 2023	Dec. 31, 2022
Fair value hierarchy of assets designated as Investments in debt and equity securities
Fair value of investments	$ 39,773,094	$ 29,657,314
Equity securities
Fair value hierarchy of assets designated as Investments in debt and equity securities
Fair value of investments		27,692,459
Mutual funds
Fair value hierarchy of assets designated as Investments in debt and equity securities
Fair value of investments	39,104,081
Municipal bonds
Fair value hierarchy of assets designated as Investments in debt and equity securities
Fair value of investments	669,013	661,882
Level 1
Fair value hierarchy of assets designated as Investments in debt and equity securities
Fair value of investments	39,773,094	29,657,314
Level 1 | Equity securities
Fair value hierarchy of assets designated as Investments in debt and equity securities
Fair value of investments		27,692,459
Level 1 | Mutual funds
Fair value hierarchy of assets designated as Investments in debt and equity securities
Fair value of investments	39,104,081	1,302,973
Level 1 | Municipal bonds
Fair value hierarchy of assets designated as Investments in debt and equity securities
Fair value of investments	669,013	$ 661,882
Level 2 | Equity securities
Fair value hierarchy of assets designated as Investments in debt and equity securities
Fair value of investments
Level 3 | Equity securities
Fair value hierarchy of assets designated as Investments in debt and equity securities
Fair value of investments