Consolidated Statements of Stockholders' Equity - USD ($)	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]	AOCI Attributable to Parent [Member]	Total
Balance (in shares) at Jun. 30, 2013	7,408,677			494,122
Balance at Jun. 30, 2013	$ 73,000	$ 19,662,000	$ 23,667,000	$ (2,633,000)	$ (430,000)	$ 40,339,000
Issuance of common stock for restricted stock grants (in shares)	105,000
Issuance of common stock for restricted stock grants	$ 1,000	(1,000)
Compensation expense related to stock compensation plans		235,000				235,000
Repurchase of common stock (in shares)				21,801
Repurchase of common stock				$ (60,000)		(60,000)
Tax effect of stock compensation		(31,000)				(31,000)
Change in minimum pension liability, net of tax					(20,000)	(20,000)
Unrealized loss resulting from change in fair value of derivative instruments, net of tax					(19,000)	(19,000)
Net income			1,994,000			1,994,000
Balance (in shares) at Jun. 30, 2014	7,513,677			515,923
Balance at Jun. 30, 2014	$ 74,000	19,865,000	25,661,000	$ (2,693,000)	(469,000)	42,438,000
Issuance of common stock for restricted stock grants (in shares)	105,000
Issuance of common stock for restricted stock grants	$ 1,000	(1,000)
Compensation expense related to stock compensation plans		390,000				390,000
Repurchase of common stock (in shares)				359,661
Repurchase of common stock				$ (2,021,000)		(2,021,000)
Tax effect of stock compensation		4,000				4,000
Change in minimum pension liability, net of tax					(141,000)	(141,000)
Unrealized loss resulting from change in fair value of derivative instruments, net of tax					(156,000)	(156,000)
Net income			3,346,000			3,346,000
Balance (in shares) at Jun. 30, 2015	7,618,677			875,584
Balance at Jun. 30, 2015	$ 75,000	$ 20,258,000	$ 29,007,000	$ (4,714,000)	$ (766,000)	$ 43,860,000