Consolidated Statements of Shareholders' Equity - USD ($) $ in Thousands	Common Stock [Member]	Key Executive Deferred Compensation [Member]	Retained Earnings [Member]	Total
Balance at Jun. 30, 2012	$ 104,040	$ (2,641)	$ 47,969	$ 149,368
Balance (in Shares) at Jun. 30, 2012	24,303,000	(267,000)
Net income (loss)			(123)	(123)
Stock compensation awards	$ 57			57
Stock compensation awards (in Shares)	8,000
Purchase of treasury shares, net		$ (150)		(150)
Purchase of treasury shares, net (in Shares)		(22,000)
Deferred stock compensation	$ 169			169
Stock option expense	842			842
Stock options exercised, net	$ 175			$ 175
Stock options exercised, net (in Shares)	35,000			35,500
Dividends			(8,648)	$ (8,648)
Balance at Jun. 30, 2013	$ 105,283	$ (2,791)	39,198	141,690
Balance (in Shares) at Jun. 30, 2013	24,346,000	(289,000)
Net income (loss)			930	930
Stock compensation awards	$ 193			193
Stock compensation awards (in Shares)	23,000
Purchase of treasury shares, net		$ (124)		(124)
Purchase of treasury shares, net (in Shares)		(18,000)
Deferred stock compensation	$ 99			99
Stock option expense	1,005			1,005
Stock options exercised, net	$ 399			$ 399
Stock options exercised, net (in Shares)	61,000			60,636
Dividends			(5,780)	$ (5,780)
Balance at Jun. 30, 2014	$ 106,979	$ (2,915)	34,348	138,412
Balance (in Shares) at Jun. 30, 2014	24,430,000	(307,000)
Net income (loss)			5,151	5,151
Stock compensation awards	$ 191			191
Stock compensation awards (in Shares)	27,000
Distribution of treasury shares, net		$ 770		770
Distribution of treasury shares, net (in Shares)		80,000
Deferred stock compensation	$ (761)			(761)
Stock option expense	1,239			1,239
Stock options exercised, net	$ 850			$ 850
Stock options exercised, net (in Shares)	163,000			163,076
Dividends			(2,900)	$ (2,900)
Balance at Jun. 30, 2015	$ 108,498	$ (2,145)	$ 36,599	$ 142,952
Balance (in Shares) at Jun. 30, 2015	24,620,000	(227,000)