Note 20 - Stock-based Compensation (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

Share-Based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block]

	Number of Units			Weighted Average Grant Date Fair Value
Outstanding as of December 31, 2021		867,500		$	4.20
Granted		136,000			2.72
Vested		(543,500	)		3.78
Forfeited		-			-
Outstanding as of December 31, 2022		460,000			4.32
Granted		559,000			1.65
Vested		(794,000	)		2.42
Forfeited		-			-
Outstanding as of December 31, 2023		225,000		$	4.33

Share-Based Payment Arrangement, Option, Activity [Table Text Block]

	Number of Options			Weighted Average Exercise Price		Weighted Average Grant Date Fair Value		Weighted Average Remaining Contractual Life (Years)
Balance at January 1, 2022		2,179,892		$	4.54	$	2.44		5.93
Granted		190,000		$	1.92	$	1.43		6.85
Exercised		-		$	-	$	-		-
Cancelled		(250,000	)	$	5.35	$	-		-
Expired		(191	)	$	-	$	-		-
Balance outstanding at December 31, 2022		2,119,701		$	4.16	$	2.25		5.23
Options exercisable at December 31, 2022		1,259,701		$	3.51	$	1.68		6.25
Balance at January 1, 2023		2,119,701		$	4.16	$	2.25		5.23
Granted		395,000		$	2.37	$	2.37		4.06
Exercised		-		$	-	$	-		-
Cancelled		(266,284	)	$	5.88	$	-		-
Expired		(3,084	)	$	-	$	-		-
Balance outstanding at December 31, 2023		2,245,333		$	3.63	$	2.88		4.26
Options exercisable at December 31, 2023		1,771,997		$	3.31	$	2.86		4.63