Stock Options (Tables)

12 Months Ended

Jun. 30, 2019

2012 Employee Stock Option Plan [Member]

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions

The fair value of each option granted during fiscal 2019 and 2018 was estimated on the date of grant using the Black-Scholes option-pricing model with the following weighted average assumptions:

	2019		2018
Risk-free interest rates	2.5% - 3.1	%	2.4	%
Expected lives	10 years		10 years
Expected volatility	48% - 52	%	52	%
Expected dividend yields	0	%	0	%

Schedule of Share-based Compensation, Stock Options, Activity

The following table reflects activity under the 2012 Plan for the fiscal years ended June 30,:

	2019					2018
			Weighted				Weighted
			average				average
			exercise				exercise
	Options		price		Options		price
Outstanding, beginning of year		57,200	$	7.09		70,600	$	5.84
Granted		29,000		16.59		25,000		9.01
Terminated		0		0		(4,000)		9.15
Exercised		(13,700)		6.42		(34,400)		5.68
Outstanding, end of year		72,500	$	11.01		57,200	$	7.09
Exercisable, end of year		33,800	$	8.05		30,400	$	6.55
Weighted average fair value at grant date of options granted	$	9.15			$	5.61
Total intrinsic value of options exercised	$	160,000			$	187,000
Total intrinsic value of options outstanding	$	1,353,000			$	324,000
Total intrinsic value of options exercisable	$	731,000			$	246,000

Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range

The following table summarizes information about stock options outstanding under the 2012 Employee Plan at June 30, 2019:

	Options outstanding				Options exercisable
		Weighted
		average	Weighted			Weighted
Range of	Number	remaining	average exercise		Number	average exercise
exercise prices	outstanding	contractual life	price		exercisable	price
$4.37‑$22.89	72,500	7.6	$	11.01	33,800	$	8.05
	72,500	7.6	$	11.01	33,800	$	8.05

2012 Non-Employee Stock Option Plan [Member]

Schedule of Share-based Compensation, Stock Options, Activity

The following table reflects activity under the 2012 Non-Employee Plan for the fiscal years ended June 30,:

	2019					2018
			Weighted				Weighted
			average				average
			exercise				exercise
	Options		price		Options		price
Outstanding, beginning of year		27,800	$	6.85		14,200	$	4.69
Granted		—		—		15,000		8.70
Terminated		(1,800)		8.70		—		—
Exercised		(15,800)		5.91		(1,400)		4.73
Outstanding, end of year		10,200	$	7.99		27,800	$	6.85
Exercisable, end of year		3,000	$	6.27		13,800	$	5.61
Weighted average fair value at grant date of options granted		n/a			$	5.55
Total intrinsic value of options exercised	$	192,000			$	14,000
Total intrinsic value of options outstanding	$	221,000			$	217,000
Total intrinsic value of options exercisable	$	70,000			$	125,000

Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range

The following table summarizes information about stock options outstanding under the 2012 Non-Employee Plan at June 30, 2019:

	Options outstanding				Options exercisable
		Weighted average	Weighted			Weighted
Range of	Number	remaining	average exercise		Number	average exercise
exercise prices	outstanding	contractual life	price		exercisable	price
$4.37 - $8.70	10,200	7.8	$	7.99	3,000	$	6.27
	10,200	7.8	$	7.99	3,000	$	6.27

Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]

The fair value of each option granted during fiscal 2018 was estimated on the date of grant using the Black-Scholes option-pricing model with the following weighted average assumptions:

	2018
Risk-free interest rates	2.4	%
Expected lives	10 years
Expected volatility	52	%
Expected dividend yields	0	%

2018 Non-Employee Stock Option Plan

Schedule of Share-based Compensation, Stock Options, Activity

The following table reflects activity under the 2018 Employee plan for the fiscal year ended June 30, 2019:

	2019
			Weighted average exercise
	Options		price
Outstanding, beginning of year		—	$	—
Granted		20,000		16.20
Terminated/Lapsed		(3,200)		16.20
Exercised		(1,600)		16.20
Outstanding, end of year		15,200	$	16.20
Exercisable, end of year		2,400	$	16.20
Weighted average fair value at grant date of options granted	$	10.24
Total intrinsic value of options exercised	$	24,000
Total intrinsic value of options outstanding	$	205,000
Total intrinsic value of options exercisable	$	32,000

Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]

The fair value of each option granted during the fiscal year ended June 30, 2019 was estimated on the date of grant using the Black-Scholes option-pricing model with the following weighted average assumptions:

	2019
Risk-free interest rates	2.9	%
Expected lives	10 years
Expected volatility	50	%
Expected dividend yields	0	%