Stock Option (Tables)

12 Months Ended

Jun. 30, 2022

2012 Employee Stock Option Plan

Stock Option

Schedule of fair value and valuation assumptions

	2022		2021		2020
Risk-free interest rates	1.64	%	n/a	%	.6% - 2.10	%
Expected lives	6.18 Years		n/a		10 years
Expected volatility	43	%	n/a	%	44% - 46	%
Expected dividend yields	0	%	n/a	%	0	%

Schedule of plan activity

	2022				2021				2020
			Weighted average				Weighted average				Weighted average
	Options		exercise price		Options		exercise price		Options		exercise price
Outstanding, beginning of year		214,080	$	9.59		235,680	$	9.42		145,000	$	5.51
Granted		338,000	$	23.17		—		—		141,880		12.25
Forfeited/Lapsed		—		—		(13,000)	$	6.91		(20,000)		9.92
Exercised		(29,000)	$	5.45		(8,600)	$	9.04		(31,200)		3.78
Outstanding, end of period		523,080	$	18.59		214,080	$	9.59		235,680	$	9.42
Exercisable, end of period		176,752	$	14.68		98,176	$	8.07		70,000	$	6.57
Weighted average fair value at grant date of options granted	$	12.16				n/a			$	6.72
Total intrinsic value of options exercised	$	502,000			$	65,000			$	278,000
Total intrinsic value of options outstanding	$	1,916,000			$	1,840,000			$	696,000
Total intrinsic value of options exercisable	$	1,218,000			$	993,000			$	389,000

Schedule of options outstanding

	Options outstanding				Options exercisable
		Weighted average
	Number	remaining	Weighted average		Number	Weighted average
Range of exercise prices	outstanding	contractual life	exercise price		exercisable	exercise price
$2.19 ‑ $24.75	523,080	8.42	$	18.59	176,752	$	14.68
	523,080	8.42	$	18.59	176,752	$	14.68

2012 Non-Employee Stock Option Plan

Stock Option

Schedule of fair value and valuation assumptions

	2022		2021		2020
Risk-free interest rates	1.68	%	n/a	%	1.6	%
Expected lives	6.18 Years		n/a		10 years
Expected volatility	43	%	n/a	%	44	%
Expected dividend yields	0	%	n/a	%	0	%

Schedule of plan activity

	2022				2021				2020
			Weighted average				Weighted average				Weighted average
	Options		exercise price		Options		exercise price		Options		exercise price
Outstanding, beginning of year		12,000	$	6.55		24,000	$	5.15		20,400	$	4.00
Granted		9,600	$	22.93		—		—		3,600		11.68
Forfeited/Lapsed		—		—		(9,600)	$	3.59		—		—
Exercised		(1,200)	$	4.35		(2,400)	$	4.35		—		—
Outstanding, end of period		20,400	$	14.39		12,000	$	6.55		24,000	$	5.15
Exercisable, end of period		11,280	$	8.92		6,240	$	6.04		11,520	$	4.18
Weighted average fair value at grant date of options granted	$	12.58				n/a			$	6.47
Total intrinsic value of options exercised	$	19,000			$	31,000				n/a
Total intrinsic value of options outstanding	$	149,000			$	140,000			$	157,000
Total intrinsic value of options exercisable	$	136,000			$	76,000			$	87,000

Schedule of options outstanding

	Options outstanding				Options exercisable
		Weighted average	Weighted			Weighted
	Number	remaining	average exercise		Number	average exercise
Range of exercise prices	outstanding	contractual life	price		exercisable	price
$4.35 - $22.93	20,400	7.65	$	14.39	11,280	$	8.92
	20,400	7.65	$	14.39	11,280	$	8.92

2018 Non-Employee Stock Option Plan

Stock Option

Schedule of fair value and valuation assumptions

	2022		2021		2020
Risk-free interest rates	1.68	%	n/a	%	1.60 - 1.80	%
Expected lives	6.18 Years		n/a		10 years
Expected volatility	43	%	n/a	%	44 - 45	%
Expected dividend yields	0	%	n/a	%	—	%

Schedule of plan activity

	2022				2021				2020
			Weighted average				Weighted average				Weighted average
	Options		exercise price		Options		exercise price		Options		exercise price
Outstanding, beginning of year		70,100	$	11.93		96,800	$	11.74		30,400	$	8.10
Granted		23,500	$	22.93		—		—		66,400		13.41
Forfeited/Lapsed		—		—		(23,500)	$	11.68		—		—
Exercised		(4,600)	$	10.43		(3,200)	$	8.10		—		—
Outstanding, end of period		89,000	$	14.91		70,100	$	11.93		96,800	$	11.74
Exercisable, end of period		45,040	$	12.98		29,960	$	11.68		24,480	$	10.98
Weighted average fair value at grant date of options granted	$	12.58				n/a			$	7.55
Total intrinsic value of options exercised	$	58,000			$	29,000				n/a
Total intrinsic value of options outstanding	$	561,000			$	439,000			$	110,000
Total intrinsic value of options exercisable	$	354,000			$	195,000			$	40,000

Schedule of options outstanding

	Options outstanding				Options exercisable
		Weighted average	Weighted			Weighted
	Number	remaining	average exercise		Number	average exercise
Range of exercise prices	outstanding	contractual life	price		exercisable	price
$8.10 - $22.93	89,000	7.75	$	14.91	45,040	$	12.98
	89,000	7.75	$	14.91	45,040	$	12.98

2020 Non-Employee Stock Option Plan

Stock Option

Schedule of fair value and valuation assumptions

	2022		2021
Risk-free interest rates	1.68	%	0.62	%
Expected lives	6.18 Years		10
Expected volatility	43	%	45	%
Expected dividend yields	0	%	0	%

Schedule of plan activity

	2022				2021
			Weighted average				Weighted average
	Options		exercise price		Options		exercise price
Outstanding, beginning of year		10,000	$	11.40		—		—
Granted		16,900	$	22.93		10,000	$	11.40
Forfeited/Lapsed		—		—		—		—
Exercised		—		—		—		—
Outstanding, end of period		26,900	$	18.64		10,000	$	11.40
Exercisable, end of period		7,380	$	16.68		2,000	$	11.40
Weighted average fair value at grant date of options granted	$	12.58			$	6.10
Total intrinsic value of options exercised		n/a				n/a
Total intrinsic value of options outstanding	$	92,000			$	68,000
Total intrinsic value of options exercisable	$	37,000			$	14,000

Schedule of options outstanding

	Options outstanding				Options exercisable
		Weighted average
	Number	remaining	Weighted average		Number	Weighted average
Range of exercise prices	outstanding	contractual life	exercise price		exercisable	exercise price
$11.40 - $22.93	26,900	8.89	$	18.64	7,380	$	16.68
	26,900	8.89	$	18.64	7,380	$	16.68