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COMMITMENTS AND CONTINGENCIES (Details) - Boulder Lease $ in Thousands | 1 Months Ended | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | --- | ---
Jan. 31, 2022 USD ($) ft² item | Jun. 30, 2024 USD ($) item | Jun. 30, 2023 USD ($) | Jun. 30, 2024 USD ($) item | Jun. 30, 2023 USD ($) | Mar. 31, 2024 | Feb. 28, 2023 USD ($) ft²
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |  |  |
Area of property under lease | ft² | 18,614 |  |  |  |  |  | 9,624
Aggregate lease amount payable over the lease term | $ 3,300 | $ 6,116 |  | $ 6,116 |  |  | $ 1,500
Term of lease (in years) | 8 years 2 months 12 days |  |  |  |  |  | 7 years 3 months 18 days
Initial term of no default condition for replacement of letter of credit | 36 months |  |  |  |  |  |
Number of tenant improvement allowances | item | 2 |  |  |  |  |  |
Tenant improvement allowance |  |  |  |  |  |  | $ 500
Amount received by the lessor |  |  |  | $ 0 |  |  |
Number of terms option to extend the lease | item |  | 2 |  | 2 |  |  |
Number of years in additional terms in option to extend the lease |  | 5 years |  | 5 years |  |  |
Maximum percentage of net rent, payable to Lessor for operating costs |  | 5.00% |  | 5.00% |  |  |
Variable lease cost |  | $ 100 | $ 100 | $ 200 | $ 200 |  |
Weighted-average remaining lease term |  | 5 years 9 months 18 days |  | 5 years 9 months 18 days |  |  |
Weighted-average discount rate |  |  |  |  |  | 6.40% |
Rent expense |  | $ 100 | $ 100 | $ 300 | $ 300 |  |
Letter of credit |  |  |  |  |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |  |  |
Amount of Standby Letter of Credit | $ 800 |  |  |  |  |  |
No Event of Default During Initial 36-Month Lease Term | Letter of credit |  |  |  |  |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |  |  |
Amount of Standby Letter of Credit | 500 |  |  |  |  |  |
First Allowance |  |  |  |  |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |  |  |
Tenant improvement allowance | 1,000 |  |  |  |  |  |
Second Allowance |  |  |  |  |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |  |  |  |  |
Tenant improvement allowance | $ 2,000 |  |  |  |  |  |
Increase in operating lease liabilities |  |  |  | 2,000 |  |  |
Increase in aggregate base rent payments |  |  |  | $ 2,500 |  |  |

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