XML 49 R35.htm IDEA: XBRL DOCUMENT v3.23.1
Note 6 - Prepaid Expenses - Schedule of Prepaid Expenses (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Prepaid research and development $ 3,480 $ 1,853
Prepaid insurance 387 461
Professional services 130 124
Retainer and security deposits 0 14
Prepaid rent 0 5
Other 34 31
Total prepaid expenses $ 4,031 $ 2,488