Note 15 - Common Stock (Tables)

6 Months Ended

Jun. 30, 2022

Notes Tables

Class of Treasury Stock [Table Text Block]

Period Ended	Total number of shares purchased		Average price paid per share (1) ($)		Total number of shares purchased as part of publicly announced program		Maximum dollar value that may yet to be purchased under program ($)
January 31, 2022		130,803		5.08		130,803		1,432,822
February 28, 2022		75,865		4.90		75,865		1,061,426
March 31, 2022		52,739		4.36		52,739		831,229
April 30, 2022		-		-		-		831,229
May 31, 2022		20,000		3.15		20,000		768,156
June 30, 2022		-		-		-		768,156
Total		279,407				279,407