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LIQUIDITY AND FINANCIAL CONDITION (Details) - USD ($) |  | 1 Months Ended | 3 Months Ended |  |
--- | --- | --- | --- | --- | ---
Aug. 31, 2021 | Apr. 30, 2024 | May 31, 2023 | Sep. 30, 2022 | Aug. 31, 2021 | Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2023 | Jun. 26, 2023
LIQUIDITY AND FINANCIAL CONDITION |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  |  |  |  |  | $ 11,323,428 |  | $ 15,111,450 |
Proceeds from issuance of common stock, net |  |  |  |  |  |  | $ 619,974 |  |
Amount of notice received | $ 13,100,000 |  |  |  |  |  |  |  |
Funds received from CPRIT grant |  |  |  |  |  | 6,900,000 |  |  |
Grant income receivable |  |  |  |  |  | 300,000 |  |  |
Revenue recognized |  |  |  |  |  | 1,244,061 | $ 1,234,336 |  |
Common Stock |  |  |  |  |  |  |  |  |
LIQUIDITY AND FINANCIAL CONDITION |  |  |  |  |  |  |  |  |
Number of shares issued (in shares) |  |  |  |  |  |  | 212,761 |  |
SBIR grant |  |  |  |  |  |  |  |  |
LIQUIDITY AND FINANCIAL CONDITION |  |  |  |  |  |  |  |  |
Other receivables |  |  |  |  |  | 200,000 |  |  |
Funds received from grant |  |  |  |  |  | 400,000 |  |  |
Grant income received |  |  | $ 2,000,000.0 |  |  |  |  |  |
Grant income receivable |  |  |  |  |  | 200,000 |  |  |
Revenue recognized |  |  |  |  |  | 200,000 |  |  |
Grant income |  |  |  |  |  |  |  |  |
LIQUIDITY AND FINANCIAL CONDITION |  |  |  |  |  |  |  |  |
Revenue from CPRIT |  |  |  |  |  | 800,000 |  |  |
Revenue recognized |  |  |  |  |  | 1,244,061 | $ 1,234,336 |  |
FDA grant |  |  |  |  |  |  |  |  |
LIQUIDITY AND FINANCIAL CONDITION |  |  |  |  |  |  |  |  |
Funds received from grant |  |  |  |  |  | 800,000 |  |  |
Grant income received |  |  |  | $ 2,000,000.0 |  |  |  |  |
Grant income receivable |  |  |  |  |  | 300,000 |  |  |
Revenue recognized |  |  |  |  |  | $ 300,000 | $ 100,000 |  |
Subsequent event |  |  |  |  |  |  |  |  |
LIQUIDITY AND FINANCIAL CONDITION |  |  |  |  |  |  |  |  |
Funds received from grant |  | $ 300,000 |  |  |  |  |  |  |
Subsequent event | SBIR grant |  |  |  |  |  |  |  |  |
LIQUIDITY AND FINANCIAL CONDITION |  |  |  |  |  |  |  |  |
Funds received from grant |  | 200,000 |  |  |  |  |  |  |
Subsequent event | FDA grant |  |  |  |  |  |  |  |  |
LIQUIDITY AND FINANCIAL CONDITION |  |  |  |  |  |  |  |  |
Funds received from grant |  | $ 300,000 |  |  |  |  |  |  |
ATM Agreement |  |  |  |  |  |  |  |  |
LIQUIDITY AND FINANCIAL CONDITION |  |  |  |  |  |  |  |  |
Aggregate offering price | $ 75,000,000.0 |  |  |  | $ 75,000,000.0 |  |  |  |
ATM Agreement | Sales Agents |  |  |  |  |  |  |  |  |
LIQUIDITY AND FINANCIAL CONDITION |  |  |  |  |  |  |  |  |
Commission rate |  |  |  |  | 3.00% |  |  |  |
Number of shares issued (in shares) |  |  |  |  |  | 0 | 200,261 |  |
Proceeds from issuance of common stock, net |  |  |  |  |  |  | $ 600,000 |  |
ATM Agreement | Sales Agents | Subsequent event |  |  |  |  |  |  |  |  |
LIQUIDITY AND FINANCIAL CONDITION |  |  |  |  |  |  |  |  |
Number of shares issued (in shares) |  | 8,178 |  |  |  |  |  |  |
Proceeds from issuance of common stock, net |  | $ 40,000.00 |  |  |  |  |  |  |
Cell Ready Purchase Agreement |  |  |  |  |  |  |  |  |
LIQUIDITY AND FINANCIAL CONDITION |  |  |  |  |  |  |  |  |
Consideration for purchased assets |  |  |  |  |  |  |  |  | $ 19,000,000.0

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