Business, Basis of Presentation and Summary of Significant Accounting Policies (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended				3 Months Ended
	Sep. 25, 2011	Sep. 26, 2010	Sep. 25, 2011 Contingent Consideration [Member]	Jun. 26, 2011 Contingent Consideration [Member]	Sep. 25, 2011 Derivatives [Member]	Sep. 26, 2010 Derivatives [Member]	Sep. 25, 2011 Investments [Member]	Sep. 26, 2010 Investments [Member]	Sep. 25, 2011 Measured at Fair Value on a Recurring Basis [Member]	Jun. 26, 2011 Measured at Fair Value on a Recurring Basis [Member]	Sep. 25, 2011 Measured at Fair Value on a Recurring Basis [Member] Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]	Jun. 26, 2011 Measured at Fair Value on a Recurring Basis [Member] Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]	Sep. 25, 2011 Measured at Fair Value on a Recurring Basis [Member] Significant Other Observable Inputs (Level 2) [Member]	Jun. 26, 2011 Measured at Fair Value on a Recurring Basis [Member] Significant Other Observable Inputs (Level 2) [Member]	Sep. 25, 2011 Measured at Fair Value on a Recurring Basis [Member] Significant Unobservable Inputs (Level 3) [Member]	Jun. 26, 2011 Measured at Fair Value on a Recurring Basis [Member] Significant Unobservable Inputs (Level 3) [Member]
Assets and Liabilities [Abstract]
Cash and cash equivalents									$ 10,995	$ 15,996			$ 10,995	$ 15,996
Short-term investments									172,248	185,541	50,607	70,292	121,641	115,249
Long-term investments									4,815	13,325	3,012	9,530	1,501	3,014	302	781
Other assets									25,960	33,004	22,042	30,231	1,072		2,846	2,773
Other accrued expenses									(46)	(309)			(46)	(309)
Other long-term liabilities									(7,786)	(8,038)	(7,386)	(7,638)			(400)	(400)
Total									206,186	239,519	68,275	102,415	135,163	133,950	2,748	3,154
Fair value as a percentage of total (in hundredths)									100.00%	100.00%	33.10%	42.80%	65.60%	55.90%	1.30%	1.30%
Level 3 as a percentage of total assets (in hundredths)															0.20%	0.20%
Business Acquisition [Line Items]
Preferred stock acquired (in shares)		25
Reconciliation of Assets measured using Level 3 inputs [Roll Forward]
Beginning balance	3,554	25,458			2,773	2,121	781	23,337
Total gains or (losses) (realized or unrealized):
Included in earnings	127	383			73	(154)	54	537
Included in other comprehensive income	(190)	589					(190)	589
Purchases, maturities, and sales:
Purchases/additions		1,500						1,500
Maturities/prepayments	(33)	(1,383)					(33)	(1,383)
Sales	(310)						(310)
Ending balance	3,148	26,547			2,846	1,967	302	24,580
Reconciliation of Liabilities measured using Level 3 inputs [Roll Forward]
Beginning balance			400	400
Ending balance			$ 400	$ 400