Business, Basis of Presentation and Summary of Significant Accounting Policies (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended				3 Months Ended
	Sep. 23, 2012	Sep. 25, 2011	Sep. 25, 2011 Contingent Consideration [Member]	Jun. 26, 2011 Contingent Consideration [Member]	Sep. 23, 2012 Derivatives [Member]	Sep. 25, 2011 Derivatives [Member]	Sep. 25, 2011 Investments [Member]	Sep. 23, 2012 Measured at Fair Value on a Recurring Basis [Member]	Jun. 24, 2012 Measured at Fair Value on a Recurring Basis [Member]	Sep. 23, 2012 Measured at Fair Value on a Recurring Basis [Member] Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]	Jun. 24, 2012 Measured at Fair Value on a Recurring Basis [Member] Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]	Sep. 23, 2012 Measured at Fair Value on a Recurring Basis [Member] Significant Other Observable Inputs (Level 2) [Member]	Jun. 24, 2012 Measured at Fair Value on a Recurring Basis [Member] Significant Other Observable Inputs (Level 2) [Member]	Sep. 23, 2012 Measured at Fair Value on a Recurring Basis [Member] Significant Unobservable Inputs (Level 3) [Member]	Jun. 24, 2012 Measured at Fair Value on a Recurring Basis [Member] Significant Unobservable Inputs (Level 3) [Member]
Fiscal year and Quarter [Abstract]
Minimum number of weeks in a fiscal year	52
Maximum number of weeks in a fiscal year	53
Number of weeks in a fiscal quarter	13
Assets and Liabilities [Abstract]
Cash and cash equivalents								$ 16,998	$ 9,997			$ 16,998	$ 9,997
Short-term investments								75,777	63,872	45,033	33,058	30,744	30,814
Prepaid expenses and other receivables									622				622
Long-term investments								10,047	15,054	5,000	10,001	5,047	5,053
Other assets								24,529	27,358	21,609	24,439		85	2,920	2,834
Other accrued expenses								(493)				(493)
Other long-term liabilities								(9,670)	(8,139)	(8,575)	(8,139)	(1,095)
Total								117,188	108,764	63,067	59,359	51,201	46,571	2,920	2,834
Fair value as a percentage of total (in hundredths)								100.00%	100.00%	53.80%	54.60%	43.70%	42.80%	2.50%	2.60%
Level 3 as a percentage of total assets (in hundredths)														0.20%	0.20%
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Beginning balance		3,554			2,834	2,773	781
Total gains or losses (realized or unrealized) [Abstract]
Gains (losses) included in earnings		127			86	73	54
Gains (losses) included in other comprehensive income		(190)					(190)
Purchases, maturities, and sales:
Maturities/prepayments		(33)					(33)
Sales		(310)					(310)
Ending balance		3,148			2,920	2,846	302
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Beginning balance			400	400
Ending balance			$ 400	$ 400