RESEARCH AND LICENSE AGREEMENTS WITH ACADEMIC PARTNERS - Additional Information (Details) - USD ($) |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2023 |
Jun. 30, 2022 |
Jun. 30, 2023 |
Jun. 30, 2022 |
|
| Research and Development Arrangement, Contract to Perform for Others [Line Items] | ||||
| Royalty expense | $ 169,000 | $ 181,000 | $ 333,000 | $ 335,000 |
| 1997 Amended License Agreement [Member] | ||||
| Research and Development Arrangement, Contract to Perform for Others [Line Items] | ||||
| Royalty expense | 139,000 | 181,000 | 298,000 | 335,000 |
| 2006 Research Agreement [Member] | ||||
| Research and Development Arrangement, Contract to Perform for Others [Line Items] | ||||
| Maximum obligation | 2,700,000 | 2,700,000 | ||
| Research and development expense incurred | $ 133,000 | $ 256,000 | $ 416,000 | $ 451,000 |