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STOCKHOLDERS' EQUITY - Additional Information (Details) |  |  | 3 Months Ended | 6 Months Ended | 12 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Feb. 12, 2025 USD ($) $ / shares shares | Nov. 22, 2023 USD ($) | Jun. 30, 2025 USD ($) shares | Mar. 31, 2025 shares | Jun. 30, 2025 USD ($) shares | Jun. 30, 2025 USD ($) shares | May 20, 2025 Director | Dec. 31, 2024 shares | Jun. 30, 2024 shares | Mar. 31, 2024 shares | Dec. 31, 2023 shares
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of nonemployee directors | Director |  |  |  |  |  |  | 3 |  |  |  |
Common Stock | Registered Direct Offering |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Gross proceeds from issuance of common stock | $ | $ 6,000,000 |  |  |  |  |  |  |  |  |  |
Employee Stock Option |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Stock based compensation award requisite service period |  |  |  |  | 4 years |  |  |  |  |  |
Non Employee Director |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Stock based compensation award requisite service period |  |  |  |  | 1 year |  |  |  |  |  |
Restricted Stock Unit | Registered Direct Offering |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Warrants |  |  | 4,511,278 |  | 4,511,278 | 4,511,278 |  |  |  |  |
Restricted Stock Unit | Common Stock | Registered Direct Offering |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Sale of stock price | $ / shares | $ 1.33 |  |  |  |  |  |  |  |  |  |
Warrants, exercise price | $ / shares | $ 1.33 |  |  |  |  |  |  |  |  |  |
Warrants expiration period | 5 years |  |  |  |  |  |  |  |  |  |
Maximum [Member] | At-the-market (ATM) Offering |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Proceeds from sale of securities | $ |  | $ 150,000 |  |  |  |  |  |  |  |  |
Class A Common Stock | Common Stock |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Shares issued |  |  | 63,525,713 | 62,784,562 | 63,525,713 | 63,525,713 |  | 58,076,261 | 57,131,702 | 56,952,666 | 56,840,989
Class A Common Stock | Common Stock | At-the-market (ATM) Offering |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Shares issued under "at-the-market" (ATM) Sales Agreement, net (in shares) |  |  | 681,793 | 126,398 | 808,191 | 1,579,912 |  |  |  |  |
Shares sold under sales agreement |  |  | 681,793 | 126,398 | 808,191 | 1,579,912 |  |  |  |  |
Gross proceeds from issuance of common stock | $ |  |  | $ 725,000 |  | $ 857,000 | $ 1,737,000 |  |  |  |  |
Net proceeds after deducting commissions and other offering expenses | $ |  |  | $ 687,000 |  | $ 815,000 | $ 1,633,000 |  |  |  |  |
Class A Common Stock | Common Stock | Registered Direct Offering |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Shares issued under "at-the-market" (ATM) Sales Agreement, net (in shares) | 4,511,278 |  |  |  |  |  |  |  |  |  |
Shares sold under sales agreement | 4,511,278 |  |  |  |  |  |  |  |  |  |
Class A Common Stock | Maximum [Member] | At-the-market (ATM) Offering |  |  |  |  |  |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Proceeds from sale of securities | $ |  | $ 50,000 |  |  |  |  |  |  |  |  |

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