Investments in Marketable Securities (Details) (USD $) In Thousands, unless otherwise specified	Mar. 30, 2013	Jun. 30, 2012
Available-for-Sale Securities
Amortized Cost	$ 91,436	$ 103,172
Unrealized Gains	690	746
Unrealized Losses	(128)	(366)
Net Unrealized Gains (Losses)	562	380
Fair Value	91,998	103,552
Time deposits [Member]
Available-for-Sale Securities
Amortized Cost	12,916	10,344
Unrealized Gains
Unrealized Losses
Net Unrealized Gains (Losses)
Fair Value	12,916	10,344
US Treasury Securities [Member]
Available-for-Sale Securities
Amortized Cost	373	3,639
Unrealized Gains	1
Unrealized Losses		(5)
Net Unrealized Gains (Losses)	1	(5)
Fair Value	374	3,634
National government and agency securities [Member]
Available-for-Sale Securities
Amortized Cost	5,184	6,582
Unrealized Gains	136	167
Unrealized Losses
Net Unrealized Gains (Losses)	136	167
Fair Value	5,320	6,749
State and municipal bond obligations [Member]
Available-for-Sale Securities
Amortized Cost	3,175	1,772
Unrealized Gains	19	1
Unrealized Losses	(1)	(1)
Net Unrealized Gains (Losses)	18
Fair Value	3,193	1,772
Corporate bonds and notes [Member]
Available-for-Sale Securities
Amortized Cost	50,780	61,374
Unrealized Gains	414	461
Unrealized Losses	(69)	(197)
Net Unrealized Gains (Losses)	345	264
Fair Value	51,125	61,638
Asset backed Securities [Member]
Available-for-Sale Securities
Amortized Cost	10,805	10,148
Unrealized Gains	42	19
Unrealized Losses	(15)	(86)
Net Unrealized Gains (Losses)	27	(67)
Fair Value	10,832	10,081
Mortgage backed securities [Member]
Available-for-Sale Securities
Amortized Cost	8,203	9,313
Unrealized Gains	78	98
Unrealized Losses	(43)	(77)
Net Unrealized Gains (Losses)	35	21
Fair Value	$ 8,238	$ 9,334

This item represents the cost of debt and equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any.

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This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents Available-for-sale Securities which consist of all investments in certain debt and equity securities neither classified as trading or held-to-maturity securities. A debt security represents a creditor relationship with an enterprise. Debt securities include, among other items, US Treasury securities, US government securities, municipal securities, corporate bonds, convertible debt, commercial paper, and all securitized debt instruments. An equity security represents an ownership interest in an enterprise or the right to acquire or dispose of an ownership interest in an enterprise at fixed or determinable prices. Equity securities include, among other things, common stock, certain preferred stock, warrant rights, call options, and put options, but do not include convertible debt. An entity may opt to provide the reader with additional narrative text to better understand the nature of investments in debt and equity securities which are categorized as Available-for-sale.

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- Definition

This item represents the gross unrealized gains for securities, at a point in time, which are categorized neither as held-to-maturity nor trading securities.

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