XML 32 R23.htm IDEA: XBRL DOCUMENT
v3.23.2

Note 2 - Summary of Significant Accounting Policies (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2023
Notes Tables |
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] |
|  | Three Months Ended June 30, |  |  | Six Months Ended June 30, |
Excluded potentially dilutive weighted average securities (1): |  | 2023 |  |  | 2022 |  |  | 2023 |  |  | 2022 |
Options to purchase common stock |  |  | 417,749 |  |  |  | 1,020,949 |  |  |  | 704,316 |  |  |  | 1,023,814 |
Unvested restricted stock units |  |  | 6,181,141 |  |  |  | 4,126,930 |  |  |  | 5,770,715 |  |  |  | 4,277,456 |
Financing warrants to purchase common stock |  |  | 6,372 |  |  |  | 6,372 |  |  |  | 6,372 |  |  |  | 6,372 |
Total potential dilutive weighted average securities |  |  | 6,605,262 |  |  |  | 5,154,251 |  |  |  | 6,481,403 |  |  |  | 5,307,642 |

X
- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482662/260-10-50-1 + Details
Name: | us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock
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