Financial Instruments, Short-term Investments (Details) (USD $)	6 Months Ended	12 Months Ended
	Dec. 28, 2013	Jun. 29, 2013
Available-for-sale Securities [Abstract]
Amortized Cost	$ 0	$ 25,024,000
Gross Unrealized Gains	0	36,000
Gross Unrealized Loss	0	0
Estimated Fair Value	0	25,060,000
Short-Term Investment [Member]
Schedule of Available-for-sale Securities [Line Items]
Other than Temporary Impairment Losses, Investments, Available-for-sale Securities	0	0
Government agency securities [Member]
Available-for-sale Securities [Abstract]
Amortized Cost	0	25,024,000
Gross Unrealized Gains	0	36,000
Gross Unrealized Loss	0	0
Estimated Fair Value	$ 0	$ 25,060,000