Note 8 - Equity Offerings (Tables)

3 Months Ended

Mar. 31, 2021

Notes Tables

Schedule of Sales Under Sales Agency Agreement [Table Text Block]

	For the three Months Ended March 31, 2021
Total shares of common stock sold		19,120,037
Average price per share	$	1.47
Gross proceeds	$	28,100
Commissions earned by Cantor		843
Net proceeds	$	27,257