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Note 3 - Balance Sheet Details | 12 Months Ended
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Dec. 31, 2024
Notes To Financial Statements [Abstract] |
Balance Sheet Details | 3. Balance Sheet Details Prepaid expenses and other current assets consisted of the following (in thousands):
|  | December 31, |
|  | 2024 |  |  | 2023 |
Prepaid insurance |  | $ | 384 |  |  | $ | 428 |
Other receivables |  |  | 24 |  |  |  | 148 |
Prepaid subscriptions and fees |  |  | 116 |  |  |  | 138 |
Prepaid software licenses |  |  | 57 |  |  |  | 64 |
Deposits |  |  | 12 |  |  |  | — |
Deferred equity issuance costs |  |  | 75 |  |  |  | 112 |
Prepaid other |  |  | 5 |  |  |  | 6 |
|  | $ | 673 |  |  | $ | 896 |
Other noncurrent assets consisted of the following (in thousands):
|  | December 31, |
|  | 2024 |  |  | 2023 |
Prepaid insurance, less current portion |  | $ | 273 |  |  | $ | 478 |
Other noncurrent assets |  |  | — |  |  |  | 12 |
|  | $ | 273 |  |  | $ | 490 |
Accrued liabilities consisted of the following (in thousands):
|  | December 31, |
|  | 2024 |  |  | 2023 |
Accrued accounts payable |  | $ | 109 |  |  | $ | 146 |
Accrued clinical trial expenses |  |  | - |  |  |  | 20 |
Accrued chemistry, manufacturing and controls ("CMC") expenses |  |  | 606 |  |  |  | 5 |
Accrued director stipends |  |  | 59 |  |  |  | 106 |
Accrued severance and benefits (Note 8) |  |  | — |  |  |  | 131 |
Accrued joint development expenses (Note 7) |  |  | 223 |  |  |  | 98 |
Current portion of contingent consideration obligation (Note 4) |  |  | — |  |  |  | 143 |
Accrued other |  |  | 243 |  |  |  | 182 |
|  | $ | 1,240 |  |  | $ | 831 |

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- Definition The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/210/tableOfContent + Details
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