Note 6 - Stockholders' Equity (Tables)

6 Months Ended

Jun. 30, 2022

Notes Tables

Disclosure of Share-Based Compensation Arrangements by Share-Based Payment Award [Table Text Block]

Grant date	Award type	Number granted		Grant date fair value
June 21, 2022	Restricted stock		1,103,801		$4.43
June 21, 2022	Performance based		322,799		$3.78
June 28, 2022	Directors retainer		98,310		$4.24