XML 36 R21.htm IDEA: XBRL DOCUMENT
v3.23.3

Note 3 - Prepaid Expenses and Other Current Assets (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2023
Notes Tables |
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block] |
|  | September 30, |  |  | December 31, |
|  | 2023 |  |  | 2022 |
Prepaid insurance |  | $ | 1,136 |  |  | $ | 874 |
Contract research organization and other deposits |  |  | 5,224 |  |  |  | 9,177 |
Interest receivable |  |  | 1,285 |  |  |  | — |
Other |  |  | 189 |  |  |  | 160 |
Total prepaid expenses and other current assets |  | $ | 7,834 |  |  | $ | 10,211 |

X
- Definition Tabular disclosure of the amounts paid in advance for capitalized costs that will be expensed with the passage of time or the occurrence of a triggering event, and will be charged against earnings within one year or the normal operating cycle, if longer; the aggregate carrying amount of current assets, not separately presented elsewhere in the balance sheet; and other deferred costs. + References No definition available. + Details
Name: | us-gaap_DeferredCostsCapitalizedPrepaidAndOtherAssetsDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration