Note H - Stockholders' Equity (Tables)

12 Months Ended

Jun. 30, 2018

Notes Tables

Share-based Compensation, Stock Options, Activity [Table Text Block]

	2009 Plan			Weighted Average Exercise Price		Weighted Average Contractual Term (in years)		Aggregate Intrinsic Value
Vested and exercisable at June 30, 2017		140,000		$	6.36
Exercised		—		$	—
Forfeited		(5,000	)	$	7.50
Granted		—		$	—
Outstanding at June 30, 2018		135,000		$	6.32		2.58	$	516,760
Vested and exercisable at June 30, 2018		135,000		$	6.32		2.58	$	516,760

Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]

	Number of Shares – 2009 Plan			Number of Shares outside of 2009 Plan		Weighted Average Grant Date Fair Value
Nonvested at June 30, 2017		330,665			—	$	8.83
Granted		175,000			500,000	$	10.19
Vested		(138,677	)		—	$	8.71
Forfeited		(9,999	)		—	$	10.55
Nonvested at June 30, 2018		356,989			500,000	$	9.90