Investments in Marketable Securities (Tables)

9 Months Ended

Mar. 30, 2013

Investments In Marketable Securities [Abstract]

Summary of investments by major security type

	As of March 30, 2013
(in thousands)	Amortized Cost		Unrealized Gains		Unrealized Losses			Net Unrealized Gains (Losses)		Fair Market Value
Available-for-Sale Securities
Time deposits	$	12,916	$	—	$	—		$	—	$	12,916
US Treasury securities		373		1		—			1		374
National government and agency securities		5,184		136		—			136		5,320
State and municipal bond obligations		3,175		19		(1	)		18		3,193
Corporate bonds and notes		50,780		414		(69	)		345		51,125
Asset backed securities		10,805		42		(15	)		27		10,832
Mortgage backed securities		8,203		78		(43	)		35		8,238
Total	$	91,436	$	690	$	(128	)	$	562	$	91,998

	As of June 30, 2012
(in thousands)	Amortized Cost		Unrealized Gains		Unrealized Losses			Net Unrealized Gains (Losses)			Fair Value
Available-for-Sale Securities
Time deposits	$	10,344	$	—	$	—		$	—		$	10,344
US Treasury securities		3,639		—		(5	)		(5	)		3,634
National government and agency securities		6,582		167		—			167			6,749
State and municipal bond obligations		1,772		1		(1	)		—			1,772
Corporate bonds and notes		61,374		461		(197	)		264			61,638
Asset backed securities		10,148		19		(86	)		(67	)		10,081
Mortgage backed securities		9,313		98		(77	)		21			9,334
Total	$	103,172	$	746	$	(366	)	$	380		$	103,552

Gross unrealized losses and fair market values of the Company's investments

	Continuous Unrealized Losses at March 30, 2013
	Less Than 12 Months					12 Months or Longer						Total
(In thousands)	Fair Market Value		Unrealized Losses			Fair Market Value			Unrealized Losses			Fair Market Value			Unrealized Losses
National government and agency securities	$	141		$	—		$	—		$	—		$	141		$	—
State and municipal bond obligations		1,186			1			—			—			1,186			1
Corporate bonds and notes		7,782			22			2,338			47			10,120			69
Asset backed securities		4,578			8			730			7			5,308			15
Mortgage backed securities		2,190			6			228			37			2,418			43
	$	15,877		$	37		$	3,296		$	91		$	19,173		$	128
	Continuous Unrealized Losses at June 30, 2012
	Less Than 12 Months						12 Months or Longer						Total
(in thousands)	Fair Value			Unrealized Losses			Fair Value			Unrealized Losses			Fair Value			Unrealized Losses
US Treasury securities	$	3,434		$	5		$	—		$	—		$	3,434		$	5
National government and agency securities		327			—			—			—			327			—
State and municipal bond obligations		1,033			1			—			—			1,033			1
Corporate bonds and notes		12,117			85			3,782			112			15,899			197
Asset backed securities		1,784			15			1,595			71			3,379			86
Mortgage backed securities		659			—			403			77			1,062			77
	$	19,354		$	106		$	5,780		$	260		$	25,134		$	366

Fair market value of short and long-term investments

(in thousands)	March 30, 2013
Contractual Maturities
Less than 12 months	$	8,600
One to three years		30,464
Over three years		43,889
Multiple dates		9,045
Total	$	91,998