XML 37 R25.htm IDEA: XBRL DOCUMENT
v3.24.3

Note 3 - Cash, Cash Equivalents, and Marketable Securities (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2024
Notes Tables |
Schedule of Cash and Cash Equivalents [Table Text Block] |
|  | September 30, 2024 |
(in thousands) |  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Fair Value |
Cash equivalents (contractual maturity within 90 days): |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Money market funds |  | $ | 3,897 |  |  | $ | — |  |  | $ | — |  |  | $ | 3,897 |
Total cash equivalents |  |  | 3,897 |  |  |  | — |  |  |  | — |  |  |  | 3,897 |
Cash |  |  | 10,748 |  |  |  | — |  |  |  | — |  |  |  | 10,748 |
Total cash and cash equivalents |  | $ | 14,645 |  |  | $ | — |  |  | $ | — |  |  | $ | 14,645 |
|  | December 31, 2023 |
(in thousands) |  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Fair Value |
Cash equivalents (contractual maturity within 90 days): |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. Treasury securities |  | $ | 19,883 |  |  | $ | 1 |  |  | $ | — |  |  | $ | 19,884 |
Money market funds |  |  | 5,113 |  |  |  | — |  |  |  | — |  |  |  | 5,113 |
Total cash equivalents |  |  | 24,996 |  |  |  | 1 |  |  |  | — |  |  |  | 24,997 |
Cash |  |  | 3,824 |  |  |  | — |  |  |  | — |  |  |  | 3,824 |
Total cash and cash equivalents |  | $ | 28,820 |  |  | $ | 1 |  |  | $ | — |  |  | $ | 28,821 |
Marketable securities (contractual maturity greater than 90 days but less than 1 year): |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. Treasury securities |  | $ | 6,179 |  |  | $ | — |  |  | $ | — |  |  | $ | 6,179 |
Total marketable securities |  | $ | 6,179 |  |  | $ | — |  |  | $ | — |  |  | $ | 6,179 |

X
- Definition Tabular disclosure of the components of cash and cash equivalents. + References No definition available. + Details
Name: | us-gaap_ScheduleOfCashAndCashEquivalentsTableTextBlock
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