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FAIR VALUE MEASUREMENT - Narrative (Details) - USD ($) $ in Millions | Sep. 10, 2025 | Sep. 30, 2025 | Sep. 09, 2025 | Dec. 31, 2024 | Nov. 06, 2024
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Series A Preferred Stock |  |  |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |  |
Preferred stock, redemption price (in USD per share) |  | $ 1.70 |  | $ 2.50 |
Common Stock | Private placement |  |  |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |  |
Shares, exercise price (in USD per share) |  |  | $ 1.05 |  | $ 1.05
Measurement input, share price | Common Stock |  |  |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |  |
Shares, measurement input (in USD per share) |  |  | 1.94 | 2.58 |
Private Warrants | Measurement input, share price |  |  |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |  |
Warrants, measurement input (in USD per share) |  | 2.18 |  | 2.58 |
Private Warrants | Measurement input, exercise price |  |  |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |  |
Warrants, measurement input (in USD per share) |  | 11.50 |  | 2.58 |
Penny Warrants |  |  |  |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |  |  |  |
Warrant purchase agreement, amount to be paid to terminate agreement | $ 5.0 |  |  |  |

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