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STOCK-BASED COMPENSATION - Narrative (Details) $ in Thousands | 1 Months Ended | 3 Months Ended | 6 Months Ended
--- | --- | --- | ---
Aug. 31, 2021 period shares | Jun. 30, 2025 USD ($) shares | Jun. 30, 2024 USD ($) | Jun. 30, 2025 USD ($) shares | Jun. 30, 2024 USD ($) shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Number of purchase periods | period | 2 |  |  |  |
Allocated share based compensation | $ |  | $ 17,933 | $ 13,955 | $ 37,167 | $ 27,048
2021 Plan |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Sale of aggregate (in shares) |  | 59,875,000 |  | 59,875,000 |
Outstanding number of shares of common stock percentage |  |  |  | 5.00% |
Shares authorized to issue under equity award plan (in shares) |  | 108,900,079 |  | 108,900,079 |
Shares available for grant (in shares) |  | 92,065,152 |  | 92,065,152 |
2013 Plan |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Options vesting period |  |  |  | 4 years |
Options vesting on first anniversary of date of grant, percentage |  |  |  | 25.00% |
Performance-Based Restricted Stock Units (RSUs) |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Options granted expected to be recognized period |  |  |  | 4 years | 4 years
Performance-Based Restricted Stock Units (RSUs) | 2021 Plan |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Granted (in shares) |  |  |  | 1,104,778 | 13,684,650
Performance-Based Restricted Stock Units (RSUs) | 2013 Plan And 2021 Plan |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Unrecognized compensation expense | $ |  | $ 111,186 |  | $ 111,186 |
Employee Stock | 2021 Employee Stock Purchase Plan |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Sale of aggregate (in shares) | 9,980,000 |  |  |  |
Shares available for grant (in shares) |  | 19,861,563 |  | 19,861,563 |
Number of additional shares allowable under the plan (in shares) | 9,980,000 |  |  |  |
Percent of outstanding shares | 1.00% |  |  |  |
Consecutive offering period | 12 months |  |  |  |
Purchase period | 6 months |  |  |  |
Discount rate | 15.00% |  |  |  |
Shares issued in period (in shares) |  |  |  | 321,734 | 726,035
Allocated share based compensation | $ |  | $ 1,519 | $ 721 | $ 3,093 | $ 1,660
Unrecognized stock compensation expense | $ |  | $ 3,074 |  | $ 3,074 |

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