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STOCKHOLDERS' EQUITY (DEFICIT) AND COMPENSATION ARRANGEMENTS - Narrative (Details) $ / shares in Units, $ in Millions |  |  | 1 Months Ended | 6 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | ---
Jan. 22, 2024 USD ($) $ / shares shares | Mar. 30, 2023 $ / shares shares | Jun. 30, 2024 USD ($) $ / shares shares | May 31, 2024 hurdle $ / shares | Feb. 29, 2024 USD ($) | Jun. 30, 2024 USD ($) $ / shares shares | Dec. 31, 2023 $ / shares shares | Nov. 20, 2023 USD ($) | Aug. 31, 2011 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Total fair value of shares vested | $ |  |  |  |  |  | $ 0.8 |  |  |
Number of stock price hurdles | hurdle |  |  |  | 4 |  |  |  |  |
Common stock, par value (in usd per share) | $ / shares |  |  | $ 0.0001 |  |  | $ 0.0001 | $ 0.0001 |  |
Rights Offering |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Sale of stock, authorized amount | $ |  |  |  |  |  |  |  | $ 80.0 |
Common stock subscription price (in usd per share) | $ / shares | $ 11.30 |  |  |  |  |  |  |  |
Rights offering amount | $ | $ 80.0 |  |  |  | $ 80.0 |  |  |  |
Common stock, par value (in usd per share) | $ / shares | $ 0.0001 |  |  |  |  |  |  |  |
Shares issued in transaction (in shares) | 7,079,646 |  |  |  |  |  |  |  |
Rights Offering | Backstop Party |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Shares issued in transaction (in shares) | 3,100,000 |  |  |  |  |  |  |  |
Common stock, subscriptions amount (in shares) | 7,100,000 |  |  |  |  |  |  |  |
Rights Offering | Other Stockholders |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Common stock, subscriptions amount (in shares) | 9,700,000 |  |  |  |  |  |  |  |
Rights Offering, Basic Subscription Rights |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Shares issued in transaction (in shares) | 4,574,113 |  |  |  |  |  |  |  |
Rights Offering, Over-subscription Privileges |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Shares issued in transaction (in shares) | 2,505,533 |  |  |  |  |  |  |  |
RSUs |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Unrecognized compensation costs | $ |  |  | $ 7.3 |  |  | $ 7.3 |  |  |
Weighted-average period of recognition |  |  |  |  |  | 1 year 6 months |  |  |
Vesting of PSUs (in shares) |  |  |  |  |  | 510,166 |  |  |
Stock options |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Vesting period |  | 2 years |  |  |  |  |  |  |
Stock option units issued (in shares) |  | 3,500,000 |  |  |  |  |  |  |
Stock option units per share value (in usd per share) | $ / shares |  | $ 0.95 |  |  |  |  |  |  |
Stock option units strike price (in usd per share) | $ / shares |  | $ 6.00 |  |  |  |  |  |  |
Expiration period |  | 3 years |  |  |  |  |  |  |
Risk-free interest rate |  |  |  |  |  | 4.10% |  |  |
Dividend yield |  |  |  |  |  | 0.00% |  |  |
Performance Shares Units |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Unrecognized compensation costs | $ |  |  | $ 43.2 |  |  | $ 43.2 |  |  |
Weighted-average period of recognition |  |  |  |  |  | 2 years 3 months 21 days |  |  |
Vesting of PSUs (in shares) |  |  |  |  |  | 422,368 | 422,368 |  |
2024 Executive PSUs |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Vesting of PSUs (in shares) |  |  |  |  |  | 0 |  |  |
Period after the award date |  |  |  | 9 months |  |  |  |  |
Number of stock price hurdles | hurdle |  |  |  | 4 |  |  |  |  |
Risk-free interest rate |  |  |  | 4.46% |  |  |  |  |
Dividend yield |  |  |  | 0.00% |  |  |  |  |
Expected volatility rate |  |  |  | 95.73% |  |  |  |  |
2024 Executive PSUs | Share-Based Payment Arrangement, Tranche One |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Vesting rights, percentage |  |  |  | 33.00% |  |  |  |  |
2024 Executive PSUs | Share-Based Payment Arrangement, Tranche Two |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Vesting rights, percentage |  |  |  | 33.00% |  |  |  |  |
2024 Executive PSUs | Share-Based Payment Arrangement, Tranche Three |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Vesting rights, percentage |  |  |  | 34.00% |  |  |  |  |
2024 Executive PSUs | Stock Price, Hurdle One |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Stock hurdle price (in usd per share) | $ / shares |  |  |  | $ 14.86 |  |  |  |  |
2024 Executive PSUs | Stock Price, Hurdle Two |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Stock hurdle price (in usd per share) | $ / shares |  |  |  | 20.14 |  |  |  |  |
2024 Executive PSUs | Stock Price, Hurdle Three |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Stock hurdle price (in usd per share) | $ / shares |  |  |  | 31.01 |  |  |  |  |
2024 Executive PSUs | Stock Price, Hurdle Four |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Stock hurdle price (in usd per share) | $ / shares |  |  |  | $ 68.82 |  |  |  |  |
2011 Plan |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Share-based payment award, shares authorized (in shares) |  |  | 20,775,000 |  |  | 20,775,000 |  |  | 13,775,000
Additional maximum shares issuable (in shares) |  |  | 7,000,000 |  |  |  |  |  |
Number of shares available for issuance (in shares) |  |  | 6,039,229 |  |  | 6,039,229 |  |  |
2011 Plan | Stock options |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Unrecognized compensation costs | $ |  |  | $ 1.2 |  |  | $ 1.2 |  |  |
Weighted-average period of recognition |  |  |  |  |  | 9 months |  |  |
2011 Plan | Minimum | RSUs |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Vesting period |  |  |  |  |  | 1 year |  |  |
2011 Plan | Maximum | RSUs |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Vesting period |  |  |  |  |  | 4 years |  |  |

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