XML 47 R37.htm IDEA: XBRL DOCUMENT v3.22.2
Note 14 - Stockholders' Equity (Tables)
6 Months Ended
Jun. 30, 2022
Notes Tables  
Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]
   

Warrants
(in thousands)

   

Weighted-

Average

Exercise

Price

 

Outstanding at December 31, 2021

    7,082     $ 1.63  

Warrants granted

    37,500     $ 0.53  

Outstanding at June 30, 2022

    44,582     $ 0.71