Investments, Available-for-sale Securities (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 29, 2014	Jun. 30, 2013
Schedule of Available-for-sale Securities [Line Items]
Total investments at fair value	$ 28,590	$ 28,421
Short-Term Investments [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Costs		11,007
Gross Unrealized Gain		49
Gross Unrealized Loss		0
Net Unrealized Gain		49
Total investments at fair value		11,056
Short-Term Investments [Member] | Corporate Debt [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Costs		0
Gross Unrealized Gain		40
Gross Unrealized Loss		0
Net Unrealized Gain		40
Total investments at fair value		40
Short-Term Investments [Member] | U.S. Government and Agency Obligations [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Costs		11,007
Gross Unrealized Gain		9
Gross Unrealized Loss		0
Net Unrealized Gain		9
Total investments at fair value		11,016
Short-Term Investments [Member] | Equity Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Costs	7,000
Gross Unrealized Gain	13,114
Gross Unrealized Loss	0
Net Unrealized Gain	13,114
Total investments at fair value	20,114
Other Assets [Member] | Equity Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Amortized Costs	4,631	11,631
Gross Unrealized Gain	3,845	5,739
Gross Unrealized Loss	0	(5)
Net Unrealized Gain	3,845	5,734
Total investments at fair value	$ 8,476	$ 17,365