Consolidated Statements of Stockholders' Equity (USD $)	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total
Balance, June 30 at Jun. 30, 2012
Issuance of common stock for stock option exercises		$ 37,000				$ 37,000
Issuance of common stock for stock option exercises (in Shares)	10,000
Issuance of common stock for restricted stock grants	1,000	(1,000)
Issuance of common stock for restricted stock grants (in Shares)	98,000
Compensation expense related to stock compensation plans		202,000				202,000
Repurchase of common stock				(703,000)		(703,000)
Repurchase of common stock (in Shares)				132,132		132,132
Tax effect of stock compensation		(106,000)				(106,000)
Change in minimum pension liability, net of tax					(95,000)	(95,000)
Unrealized loss resulting from change in fair value of derivative instruments, net of tax					(434,000)	(434,000)
Net income			1,570,000			1,570,000
Balance, June 30 at Jun. 30, 2013	73,000	19,662,000	23,667,000	(2,633,000)	(430,000)	40,339,000
Balance, June 30 (in Shares) at Jun. 30, 2013	7,408,677			494,122
Issuance of common stock for restricted stock grants	1,000	(1,000)
Issuance of common stock for restricted stock grants (in Shares)	105,000
Compensation expense related to stock compensation plans		235,000				235,000
Repurchase of common stock				(60,000)		(60,000)
Repurchase of common stock (in Shares)				21,801		5,100
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, June 30 at Jun. 30, 2014	$ 74,000	$ 19,865,000	$ 25,661,000	$ (2,693,000)	$ (469,000)	$ 42,438,000
Balance, June 30 (in Shares) at Jun. 30, 2014	7,513,677			515,923