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FAIR VALUE OF FINANCIAL INSTRUMENTS - Valuation of Securities Using Fair Value Hierarchy (Details) - USD ($) | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | ---
United States Contracts |  |
FAIR VALUE OF FINANCIAL INSTRUMENTS |  |
Investments fair value disclosure | $ (4,597,000) | $ (3,133,690)
Short-Term Investments |  |
FAIR VALUE OF FINANCIAL INSTRUMENTS |  |
Investments fair value disclosure | 32,500,000 | 21,025,000
Level I | United States Contracts |  |
FAIR VALUE OF FINANCIAL INSTRUMENTS |  |
Investments fair value disclosure | (4,597,000) | (3,133,690)
Level I | Short-Term Investments |  |
FAIR VALUE OF FINANCIAL INSTRUMENTS |  |
Investments fair value disclosure | $ 32,500,000 | $ 21,025,000

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- Definition Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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