Income Taxes (Details) (USD $)	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010
Current:
Federal	$ 2,733,000	$ 2,582,000	$ 2,391,000
State	147,000	14,000	30,000
Deferred:
Federal	(13,000)	(141,000)	(71,000)
State	28,000	(7,000)	0
Income tax expense	$ 2,895,000	$ 2,448,000	$ 2,350,000