Commitments (Schedule Of Future Minimum Lease Payments) (Details) (USD $)	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010
Commitments [Abstract]
2013	$ 13,071,000
2014	10,571,000
2015	7,241,000
2016	3,318,000
2017	1,627,000
Thereafter	195,000
Total minimum lease payments	36,023,000
Rent expenses	$ 13,800,000	$ 14,300,000	$ 13,100,000