Note 7 - Stockholders' Equity (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

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

	20 20		2019
Weighted average shares outstanding for basic calculation		25,004		14,507
Dilutive effect of restricted stock		417		430
Weighted average shares outstanding for diluted calculation		25,421		14,937