Stock And Employee Benefit Plans (Schedule Of Information Related To Stock Option Activity) (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Share-based Compensation, Allocation and Classification in Financial Statements [Abstract]
Weighted-average fair value of options granted per share	$ 20.16	$ 20.70	$ 16.20
Intrinsic value of options exercised	$ 33,833	$ 24,066	$ 24,872

Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (d)(2)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration