Income Taxes (Narrative) (Details) (USD $)	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2009
Schedule Of income Tax [Line Items]
Statutory U.S. income tax rate		35.00%
Undistributed earnings	$ 6,700,000
Liability for unrecognized tax benefits	7,013,000	5,897,000	5,189,000	11,945,000
Unrecognized tax benefit would impact the company's effective tax rate	2,400,000
Income tax expenses reduced		300,000	200,000
Long-Term Liabilities [Member]
Schedule Of income Tax [Line Items]
Liability for unrecognized tax benefits		$ 6,200,000