Stock-Based Compensation (Schedule Of Restricted Stock Granted To Nonemployee Directors) (Details) (Director Restricted Stock [Member], USD $) In Thousands, except Per Share data, unless otherwise specified	9 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Director Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock granted	7	7
Grant date fair value	$ 490	$ 490
Weighted average grant date fair value per award	$ 73.29	$ 65.97