Consolidated Statements Of Shareholders’ Equity (USD $)	Common Stock [Member]	Retained Earnings [Member]	Total
Balance at Jun. 30, 2009	$ 82,833,000	$ 47,640,000	$ 130,473,000
Balance (in Shares) at Jun. 30, 2009	21,580,000
Net income		1,424,000	1,424,000
Stock compensation awards	46,000		46,000
Stock compensation awards (in Shares)	7,000
Purchase of treasury shares, net	52,000		52,000
Purchase of treasury shares, net (in Shares)	(2,000)
Deferred stock compensation	(49,000)		(49,000)
Stock option expense	2,633,000		2,633,000
Common shares issued for acquisition	14,448,000		14,448,000
Common shares issued for acquisition (in Shares)	2,469,000
Dividends		(4,809,000)	(4,809,000)
Balance at Jun. 30, 2010	99,963,000	44,255,000	144,218,000
Balance (in Shares) at Jun. 30, 2010	24,054,000
Net income		10,828,000	10,828,000
Stock compensation awards	41,000		41,000
Stock compensation awards (in Shares)	6,000
Purchase of treasury shares, net	(96,000)		(96,000)
Purchase of treasury shares, net (in Shares)	(20,000)
Deferred stock compensation	126,000		126,000
Stock option expense	851,000		851,000
Stock options exercised, net	59,000		59,000
Stock options exercised, net (in Shares)	7,000		7,000
Dividends		(4,809,000)	(4,809,000)
Balance at Jun. 30, 2011	100,944,000	50,274,000	151,218,000
Balance (in Shares) at Jun. 30, 2011	24,047,000
Net income		3,224,000	3,224,000
Stock compensation awards	48,000		48,000
Stock compensation awards (in Shares)	7,000
Purchase of treasury shares, net	(141,000)		(141,000)
Purchase of treasury shares, net (in Shares)	(21,000)
Deferred stock compensation	124,000		124,000
Stock option expense	410,000		410,000
Stock options exercised, net	14,000		14,000
Stock options exercised, net (in Shares)	3,000
Dividends		(5,529,000)	(5,529,000)
Balance at Jun. 30, 2012	$ 101,399,000	$ 47,969,000	$ 149,368,000
Balance (in Shares) at Jun. 30, 2012	24,036,000