Unrecognized Tax Benefits (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Unrecognized Tax Benefits, period start	$ 8,897	$ 7,187
Additions for current year tax positions	1,673	1,338
Reductions for current year tax positions	0	0
Additions for prior year tax positions	8	599
Reductions for prior year tax positions	(2,904)	0
Settlements	(1,454)	0
Reductions related to expirations of statute of limitations	(18)	(227)
Unrecognized Tax Benefits, period end	$ 6,202	$ 8,897