Income Taxes (Schedule Of Income Loss Before Income Tax Expense) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010
Income Taxes [Abstract]
Domestic	$ 263,790	$ 215,200	$ 156,024
Foreign	11,201	12,123	11,662
Income before income taxes	$ 274,991	$ 227,323	$ 167,686

The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile.

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Article 4

-Section 08

-Paragraph h

-Subparagraph 1(i)

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-08.(h)(1)(i))

-URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e23780-122690

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration