Stock-Based Compensation (Employee Restricted Stock Grant Details) (Details) (Employee Restricted Stock [Member], USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010
Employee Restricted Stock [Member]
Restricted stock granted	25,000	7,000	25,000
Grant date fair value	$ 1,705	$ 390	$ 1,470
Weighted average grant date fair value per award	$ 68.08	$ 57.78	$ 58.79
Estimated forfeiture rate	4.00%	4.00%	4.00%