Financial Instruments (Details 2) (USD $) In Thousands, unless otherwise specified	12 Months Ended				12 Months Ended			3 Months Ended
	Jun. 30, 2012	Jun. 25, 2011	Jun. 26, 2010	Jan. 06, 2012	Jun. 30, 2012 Fair Value, Inputs, Level 3 [Member]	Jun. 25, 2011 Fair Value, Inputs, Level 3 [Member]	Jun. 26, 2010 Fair Value, Inputs, Level 3 [Member]	Dec. 25, 2010 Collateralized Debt Obligations [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Issues					$ 0
Fair Value, Measurement with Unobservable Inputs Reconciliations, Recurring Basis, Liability Value					2,900	0	0
Proceeds from sale of collateralized debt obligations		(560)						560
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Investment Securities, Unobservable Inputs, Balance					7,503	4,950
Transfers into Level 3					2,900
Unrealized gain (loss) on ARS	(1,033)		(568)			3,110
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Other Comprehensive Income (Loss)	0					0
Foreign currency translation						3
Investment Securities, Unobservable Inputs, Balance					6,470	7,503
Business Acquisition, Contingent Consideration, at Fair Value					2,900
Business Acquisition, Contingent Consideration, Potential Cash Payment				2,000
Business Acquisition Contingent Consideration, Additional Consideration				5,000
Fair Value, Measurement With Unobservable Inputs Reconciliation, liability, Foreign Currecny Translation						$ 0