Fair Value of Financial Instruments (Tables)

6 Months Ended

Dec. 30, 2012

Fair Value Disclosures [Abstract]

Assets Measured at Fair Value

The following table sets forth financial instruments carried at fair value within the U.S. GAAP hierarchy (in thousands):

	December 30, 2012								June 24, 2012
	Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
Assets:
Cash equivalents:
Municipal bonds	$	—	$	—	$	—	$	—	$	—	$	3,000	$	—	$	3,000
Money market funds	4,425		—		—		4,425		31,318		—		—		31,318
Total cash equivalents	4,425		—		—		4,425		31,318		3,000		—		34,318
Short-term investments:
Municipal bonds	—		237,950		—		237,950		—		211,604		—		211,604
Corporate bonds	—		160,981		—		160,981		—		146,667		—		146,667
Certificates of deposit	—		225,000		—		225,000		—		130,000		—		130,000
U.S. agency securities	—		72,060		—		72,060		—		68,599		—		68,599
Non-U.S. government securities	—		10,204		—		10,204		—		8,758		—		8,758
Total short-term investments	—		706,195		—		706,195		—		565,628		—		565,628
Total assets	$	4,425	$	706,195	$	—	$	710,620	$	31,318	$	568,628	$	—	$	599,946