Summary of Signficant Accounting Policies - Computation of Earnings Per Share (Details) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010
Summary Of Significant Accounting Policies [Abstract]
Basic	6,781	6,693	6,608
Stock options	142	147	62
Long-term incentive plan	85	89	27
Potential common shares, total	227	236	89
Diluted	7,008	6,929	6,697
Anti-dilutive shares	300	424	717