Marketable Securities (Schedule Of Amortized Cost And Estimated Fair Value Of Debt Securities) (Details) (USD $) In Thousands	Jul. 03, 2011
Marketable Securities
Due in one year or less, Amortized Cost	$ 121,395
Due after one year through three years, Amortized Cost	128,945
Due after three years through five years, Amortized Cost	15,676
Due after five years, Amortized Cost	42,540
Total amortized cost of debt securities	308,556
Due in one year or less, Estimated Fair Value	121,762
Due after one year through three years, Estimated Fair Value	129,674
Due after three years through five years, Estimated Fair Value	15,708
Due after five years, Estimated Fair Value	42,782
Total estimated fair value of debt securities	$ 309,926

Available For Sale Securities Debt Maturities After Five Years Amortized Cost.

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Available For Sale Securities Debt Maturities After Five Years Fair Value.

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Available For Sale Securities Debt Maturities After One Through Three Years Fair Value.

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Available For Sale Securities Debt Maturities After Three Through Five Years Fair Value.

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Available For Sale Securities Debt Maturities After Three Years Through Five Years Amortized Cost

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Available For Sale Securities Debt Maturities Due After One Year Through Three Years Amortized Cost.

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

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This item represents the fair value of debt securities which are expected to mature within one year of the balance sheet date and which are categorized neither as held-to-maturity nor trading securities.

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For an unclassified balance sheet, total of debt securities categorized neither as held-to-maturity nor trading.

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