Note 23 - Stock Options (Tables)

12 Months Ended

Jun. 30, 2022

Notes Tables

Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

	For the Year Ended June 30,
	2022			2021
Expected volatility		40.89% to 84	%		40.89% to 69.03	%
Risk-free interest rate		0.11% to 2.35	%		0.14% to 2.35	%
Expected life (years)		2.5 -3.25			2.5 -3.25

Director Plan 2007 [Member]

Notes Tables

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

	Options			Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (Years)		Aggregate Intrinsic Value
Outstanding at July 1, 2021		50,000			4.14		0.75		45
Granted		-			-		-		-
Exercised		(50,000	)		4.14		-		-
Forfeited or expired		-			-		-		-
Outstanding at June 30, 2022		-			-		-		-
Exercisable at June 30, 2022		-			-		-		-

	Options			Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (Years)		Aggregate Intrinsic Value
Outstanding at July 1, 2020		250,000			3.32		0.83		22
Granted		-			-		-		-
Exercised		(200,000	)		3.12		-		-
Forfeited or expired		-			-		-		-
Outstanding at June 30, 2021		50,000			4.14		0.75		45
Exercisable at June 30, 2021		50,000			4.14		0.75		45

Director Plan 2017 [Member]

Notes Tables

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

	Options		Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (Years)		Aggregate Intrinsic Value
Outstanding at July 1, 2021		320,000	$	4.27		3.22	$	340
Granted		100,000		7.76		4.73		-
Exercised		-		-		-		-
Forfeited or expired		-		-		-		-
Outstanding at June 30, 2022		420,000		5.10		2.85		228
Exercisable at June 30, 2022		420,000		5.10		2.85		228

	Options		Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (Years)		Aggregate Intrinsic Value
Outstanding at July 1, 2020		240,000	$	3.93		3.75	$	48
Granted		80,000		5.27		4.64		-
Exercised		-		-		-		-
Forfeited or expired		-		-		-		-
Outstanding at June 30, 2021		320,000		4.27		3.22		340
Exercisable at June 30, 2021		320,000		4.27		3.22		340

Employee Stock Option Plan 2007 [Member]

Notes Tables

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

	Options			Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (Years)		Aggregate Intrinsic Value
Outstanding at July 1, 2021		37,500		$	4.14		0.75	$	34
Granted		-			-		-		-
Exercised		(37,500	)		4.14		-		-
Forfeited or expired		-			-		-		-
Outstanding at June 30, 2022		-		$	-		-	$	-
Exercisable at June 30, 2022		-		$	-		-	$	-

	Options			Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (Years)		Aggregate Intrinsic Value
Outstanding at July 1, 2020		77,500		$	3.69		1.22	$	-
Granted		-			-		-		-
Exercised		(40,000	)		3.26		-		-
Forfeited or expired		-			-		-		-
Outstanding at June 30, 2021		37,500		$	4.14		0.75	$	34
Exercisable at June 30, 2021		37,500		$	4.14		0.75	$	34

Employee Stock Option Plan 2017 [Member]

Notes Tables

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

	Options			Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (Years)		Aggregate Intrinsic Value
Outstanding at July 1, 2021		267,000			4.21		3.22		290
Granted		40,500			7.76		4.73		-
Exercised		(71,125	)		2.93		-		-
Forfeited or expired		-			-		-		-
Outstanding at June 30, 2022		236,375			5.21		2.61		87
Exercisable at June 30, 2022		160,500			4.93		1.98		66

	Options		Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (Years)		Aggregate Intrinsic Value
Outstanding at July 1, 2020		196,000	$	3.92		3.72	$	36
Granted		71,000		5.03		4.61		14
Exercised		-		-		-		-
Forfeited or expired		-		-		-		-
Outstanding at June 30, 2021		267,000		4.21		3.22		290
Exercisable at June 30, 2021		164,750		4.35		2.74		173

Employee Stock Ownership Plan (ESOP) Disclosures [Table Text Block]

	Options			Weighted Average Grant-Date Fair Value
Non-vested at July 1, 2021		102,250		$	2.29
Granted		40,500			3.69
Vested	(66,875		)		-
Forfeited		-			-
Non-vested at June 30, 2022		75,875		$	5.98

	Options			Weighted Average Grant-Date Fair Value
Non-vested at July 1, 2020		98,000		$	1.79
Granted		71,000			1.88
Vested		(66,750	)		1.83
Forfeited		-			-
Non-vested at June 30, 2021		102,250		$	2.29