Annual report pursuant to Section 13 and 15(d)

Note 12 - Share-based Compensation - Share-based Compensation Expense (Details)

v3.22.0.1
Note 12 - Share-based Compensation - Share-based Compensation Expense (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Total share-based compensation $ 1,558 $ 1,843
Research and Development Expense [Member]    
Total share-based compensation 463 534
General and Administrative Expense [Member]    
Total share-based compensation $ 1,095 $ 1,309