Income Taxes (Schedule Of Deferred Tax Assets And Liabilities) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Jun. 30, 2012
Income Taxes [Abstract]
Deferred compensation and post-retirement obligations	$ 34,597	$ 31,880
Reserves and accruals	27,640	28,289
Stock-based compensation	13,409	26,682
Deferred rent	3,522	3,130
Original issue discount related to the Notes	177	486
Other	7,723	4,427
Total deferred tax assets	87,068	94,894
Goodwill and other intangible assets	(162,739)	(143,616)
Unbilled revenue	(11,583)	(9,448)
Prepaid expenses	(4,638)	(4,313)
Other	(9,040)	(7,184)
Total deferred tax liabilities	(188,000)	(164,561)
Net deferred tax liability	$ (100,932)	$ (69,667)