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EMPLOYEE STOCK PURCHASE PLAN - Schedule of ESPP Activity (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Mar. 31, 2025 | Jun. 30, 2024 | Mar. 31, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Total cost of shares | $ 35 | $ 36 | $ 45 | $ 54 |  |
Total discount (compensation expense) | $ 435 |  | $ 564 |  | $ 858 | $ 913
Employee Stock Purchase Plan |  |  |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |  |  |
Shares issued under Employee Stock Purchase Plan (in shares) | 4,592 |  | 4,483 |  | 9,966 | 8,587
Total cost of shares | $ 28 |  | $ 38 |  | $ 60 | $ 84
Total discount (compensation expense) | $ 5 |  | $ 7 |  | $ 11 | $ 15

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