Note 1 - Description of Business and Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	Year Ended December 31,
	2021		2020
Weighted average common shares outstanding, basic		16,640		13,139
Dilutive potential common shares		—		—
Weighted average common shares outstanding, diluted		16,640		13,139