Note 10 - Equity Compensation (Tables)

12 Months Ended

Jun. 30, 2021

Notes Tables

Stock Warrants, Valuation Assumptions [Table Text Block]

	February 21, 2017
Dividend yield		2.01	%
Expected volatility		39	%
Risk-free interest rate		1.80	%
Expected life (in years)		4.5
Fair value per share	$	2.87

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

	2021			2020
Dividend yield		2.9	%		4.7	%
Expected volatility		50	%		43	%
Risk-free interest rate		0.3	%		1.4	%
Expected life (in years)		6.0			6.0
Fair value per share	$	2.40		$	1.22

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

	Shares			Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (in years)		Aggregate Intrinsic Value
Outstanding at June 30, 2020		2,282,938		$	6.20		7.1	$	2,731,949
Granted		318,406		$	6.86
Exercised		(139,367	)	$	7.38
Forfeited		(132,329	)	$	8.84
Expired		(2,500	)	$	7.29
Outstanding at June 30, 2021		2,327,148		$	6.07		6.7	$	5,320,456
Exercisable at June 30, 2021		1,013,157		$	7.58		5.0	$	1,239,663
Vested and expected to vest at June 30, 2021		2,256,565		$	6.08		6.6	$	5,165,389

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

	Shares			Weighted- Average Grant Date Fair Value
Unvested at June 30, 2020		72,820		$	4.03
Granted		163,752		$	7.08
Vested		(28,051	)	$	4.34
Forfeited		(7,800	)	$	5.49
Unvested at June 30, 2021		200,721		$	6.42

Share-based Payment Arrangement, Performance Stock Units, Activity [Table Text Block]

	Shares			Weighted- Average Grant Date Fair Value
Unvested at June 30, 2020		206,974		$	3.98
Granted		256,526		$	7.50
Vested		-		$	-
Forfeited		(6,613	)	$	4.48
Unvested at June 30, 2021		456,887		$	5.95