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SIGNIFICANT BALANCE SHEET COMPONENTS (Tables) | 6 Months Ended
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Jun. 30, 2025
Balance Sheet Related Disclosures [Abstract] |
Schedule of Prepaid Expenses and Other Current Assets | Prepaid expenses and other current assets at June 30, 2025 and December 31, 2024, consisted of the following (in thousands):
| June 30, 2025 |  | December 31, 2024
Prepaid expenses | $ | 433 |  |  | $ | 1,200 |
Deposits | 34 |  |  | 46 |
Other current assets | 700 |  |  | 1,347 |
Total prepaid expenses and other current assets | $ | 1,167 |  |  | $ | 2,593 |
Schedule of Other Non-Current Assets | Other non-current assets at June 30, 2025 and December 31, 2024, consisted of the following (in thousands):
| June 30, 2025 |  | December 31, 2024
Prepaid expenses, non-current | $ | 3,456 |  |  | $ | 3,474 |
Total other non-current assets | $ | 3,456 |  |  | $ | 3,474 |
Schedule of Accrued Expenses and Other Current Liabilities | Accrued expenses and other current liabilities at June 30, 2025 and December 31, 2024, consisted of the following (in thousands):
| June 30, 2025 |  | December 31, 2024
Accrued professional services | $ | 2,229 |  |  | $ | 2,091 |
Accrued payroll and benefits | 168 |  |  | 205 |
Accrued interest expense | 510 |  |  | 659 |
Other accrued expenses | 414 |  |  | 544 |
Total accrued expenses and other current liabilities | $ | 3,321 |  |  | $ | 3,499 |

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- Definition Tabular disclosure of noncurrent assets. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(17)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
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