Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands		Common Stock	Additional Paid-In Capital	Retained Earnings	Treasury Stock	Accumulated Other Comprehensive Income (Loss), Net of Tax.	Total
Balance at Jun. 30, 2020		$ 181	$ 95,593	$ 194,345	$ (166,247)	$ 104	$ 123,976
Balance (in shares) at Jun. 30, 2020		7,436,315
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income				1,485			1,485
Other comprehensive loss						(5)	(5)
Purchase of treasury stock	[1]				(30)		(30)
Purchase of treasury stock (in shares)	[1]	(2,556)
Distribution of restricted stock (in shares)		7,500
Forfeiture of restricted stock			81		(81)
Amortization of restricted stock			241				241
Stock options expense			33				33
Cash dividends	[2]			(1,041)			(1,041)
Balance at Sep. 30, 2020		$ 181	95,948	194,789	(166,358)	99	124,659
Balance (in shares) at Sep. 30, 2020		7,441,259
Balance at Jun. 30, 2021		$ 183	97,978	197,733	(168,686)	72	$ 127,280
Balance (in shares) at Jun. 30, 2021		7,541,469					7,541,469
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income				2,667			$ 2,667
Other comprehensive loss						(6)	(6)
Purchase of treasury stock					(851)		$ (851)
Purchase of treasury stock (in shares)		(49,764)					(49,764)
Amortization of restricted stock			189				$ 189
Stock options expense			12				12
Cash dividends	[3]			(1,056)			(1,056)
Balance at Sep. 30, 2021		$ 183	$ 98,179	$ 199,344	$ (169,537)	$ 66	$ 128,235
Balance (in shares) at Sep. 30, 2021		7,491,705					7,491,705

[1] Includes the purchase of 2,556 shares of distributed restricted stock in settlement of employee withholding tax obligations

[2] Cash dividends of $0.14 per share were paid in the quarter ended September 30, 2020.

[3] Cash dividends of $0.14 per share were paid in the quarter ended September 30, 2021.