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FAIR VALUE (Details) - USD ($) $ in Thousands | Jun. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Fair Value |  |
Investments at fair value | $ 29,171 | $ 39,001
Fair Value Measurements Recurring | Estimate Of Fair Value Fair Value Disclosure |  |
Fair Value |  |
Investments at fair value | 42,976 | 48,686
Fair Value Measurements Recurring | Money market funds | Estimate Of Fair Value Fair Value Disclosure |  |
Fair Value |  |
Investments at fair value | 13,805 | 9,685
Fair Value Measurements Recurring | US treasury bills | Estimate Of Fair Value Fair Value Disclosure |  |
Fair Value |  |
Investments at fair value | 4,963 | 12,594
Fair Value Measurements Recurring | Government-sponsored enterprise securities | Estimate Of Fair Value Fair Value Disclosure |  |
Fair Value |  |
Investments at fair value | 10,444 | 11,233
Fair Value Measurements Recurring | Corporate bonds and commercial paper | Estimate Of Fair Value Fair Value Disclosure |  |
Fair Value |  |
Investments at fair value | 13,764 | 15,174
Fair Value Measurements Recurring | Level 1 |  |
Fair Value |  |
Investments at fair value | 13,805 | 9,685
Fair Value Measurements Recurring | Level 1 | Money market funds |  |
Fair Value |  |
Investments at fair value | 13,805 | 9,685
Fair Value Measurements Recurring | Level 2 |  |
Fair Value |  |
Investments at fair value | 29,171 | 39,001
Fair Value Measurements Recurring | Level 2 | US treasury bills |  |
Fair Value |  |
Investments at fair value | 4,963 | 12,594
Fair Value Measurements Recurring | Level 2 | Government-sponsored enterprise securities |  |
Fair Value |  |
Investments at fair value | 10,444 | 11,233
Fair Value Measurements Recurring | Level 2 | Corporate bonds and commercial paper |  |
Fair Value |  |
Investments at fair value | $ 13,764 | $ 15,174

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