Income Taxes (Schedule Of Deferred Taxes) (Detail) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Jun. 30, 2011
Deferred Income Tax Assets And Liabilities [Line Items]
Federal and state tax credits	$ 171,070	$ 233,070
Deferred interest and loss carryforwards	24,507	46,938
Inventory costing differences	7,706	9,504
Capitalized research and development	113,471	108,733
Amortization of share-based compensation	22,128	19,204
Pension liability and other	45,529	35,251
Other assets and other allowances	36,621	42,735
Deferred tax assets, gross	421,032	495,435
Less valuation allowance	(33,076)	(159,378)
Deferred tax assets, net of valuation allowance	387,956	336,057
Unrepatriated foreign earnings	(86)	(35,409)
Interest expense on Convertible Senior Notes	(1,853)	(8,034)
Other deferred tax liabilities	(24,464)	(10,670)
Deferred tax liability, gross	(26,403)	(54,113)
Net deferred tax asset	$ 361,553	$ 281,944