This item represents the fair value of debt securities.

No definition available.

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- Definition

The Company generally classifies debt securities as cash equivalents, short-term investments, or long-term investments based on the stated maturities, however certain securities with stated maturities of longer than twelve months which are highly liquid and available to support current operations are classified as current assets.

+ References

No definition available.

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- Definition

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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-Name Accounting Standards Codification

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-Paragraph 1

-Subparagraph (SX 210.5-02.2)

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- Definition

This item represents the excess of amortized cost basis over fair value of securities that have been in a loss position for twelve months or longer for those securities which are categorized neither as held-to-maturity nor trading securities.

+ References

No definition available.

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This item represents the excess of amortized cost basis over fair value of securities in a loss position and which are categorized neither as held-to-maturity nor trading securities.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

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-SubTopic 10

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- Definition

This item represents debt securities, 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 expected to mature after one year and through five years from the balance sheet date and which are categorized 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 after one year and through five years from the balance sheet date and which are categorized neither as held-to-maturity nor trading securities.

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This item represents debt securities, 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 expected to mature after ten years from the balance sheet date and which are categorized 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 after ten years from the balance sheet date which are categorized neither as held-to-maturity nor trading securities.

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-Publisher FASB

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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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-Number 115

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- Definition

This item represents debt securities, 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 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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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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-Paragraph 20

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-Name Accounting Standards Codification

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- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 115

-Paragraph 20

-Subparagraph a

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 115

-Paragraph 12

-Subparagraph b

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

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-Name Accounting Standards Codification

-Glossary Available-for-Sale Securities

-URI http://asc.fasb.org/extlink&oid=6505594

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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 133

-Paragraph 22

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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

+ References

No definition available.

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The amount of other than temporary impairment losses on investments in debt and equity securities categorized as Available-for-sale which have been recognized in earnings during the period. Such impairment losses consist of other than temporary impairments (OTTI) on equity securities, credit losses on investments in debt securities, and when the entity intends to sell an impaired debt security or it is more likely than not that the entity will be required to sell the impaired debt security before recovery of its amortized cost basis.

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-Publisher FASB

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Investments and Fair Value Measurements (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2012	Apr. 02, 2011	Mar. 31, 2012	Apr. 02, 2011	Jul. 02, 2011
Available-For-Sale Investments
Amortized Cost/ Carrying Cost	$ 331.3		$ 331.3		$ 315.7
Gross Unrealized Gains	1.8		1.8		3.0
Gross Unrealized Losses	(0.4)		(0.4)		(0.4)
Avaliable for Sale Investments at Fair Value	332.7		332.7		318.3
Gross unrealized losses on available-for-sale securities
Term of maturities of securities classified as current assets included in short-term investments (in months)	12		12		12
Gross unrealized losses, Greater than 12 Months	0.4		0.4		0.4
Total gross unrealized losses	0.4		0.4		0.4
Cash and cash equivalents
Available-For-Sale Investments
Avaliable for Sale Investments at Fair Value	32.9		32.9		23.7
Short-term investments
Available-For-Sale Investments
Avaliable for Sale Investments at Fair Value	298.5		298.5		291.7
Long-term investments.
Available-For-Sale Investments
Avaliable for Sale Investments at Fair Value	1.3		1.3		2.9
Debt securities
Contractual maturities of debt securities classified as available-for-sale securities, Amortized cost
Amortized cost of amounts maturing in less than 1 year	218.5		218.5
Amortized cost of amounts maturing in 1 -5 years	111.0		111.0
Amortized cost of amounts maturing in more than 5 years	1.8		1.8
Total amortized cost of debt securities	331.3		331.3
Contractual maturities of the debt securities classified as available-for-sale securities, Estimated fair value
Estimated fair value amounts maturing in less than 1 year	220.0		220.0
Estimated fair value amounts maturing in 1 -5 years	111.2		111.2
Estimated fair value amounts maturing in more than 5 years	1.5		1.5
Total estimated fair value of debt securities	332.7		332.7
U.S. treasuries
Available-For-Sale Investments
Amortized Cost/ Carrying Cost	38.5		38.5		27.7
Gross Unrealized Gains					0.1
Avaliable for Sale Investments at Fair Value	38.5		38.5		27.8
U.S. Agencies
Available-For-Sale Investments
Amortized Cost/ Carrying Cost	64.0		64.0		48.5
Gross Unrealized Gains	0.2		0.2		0.3
Avaliable for Sale Investments at Fair Value	64.2		64.2		48.8
Foreign Agencies
Available-For-Sale Investments
Amortized Cost/ Carrying Cost	2.0		2.0		3.2
Avaliable for Sale Investments at Fair Value	2.0		2.0		3.2
Municipal bonds & sovereign debt instruments
Available-For-Sale Investments
Amortized Cost/ Carrying Cost	13.6		13.6		7.2
Avaliable for Sale Investments at Fair Value	13.6		13.6		7.2
Asset-backed securities
Available-For-Sale Investments
Amortized Cost/ Carrying Cost	28.8		28.8		20.0
Gross Unrealized Gains	0.1		0.1		1.0
Gross Unrealized Losses	(0.4)		(0.4)		(0.4)
Avaliable for Sale Investments at Fair Value	28.5		28.5		20.6
Other-than-temporary impairment loss	0.3	0.2	0.3	0.2
Gross unrealized losses on available-for-sale securities
Gross unrealized losses, Greater than 12 Months	0.4		0.4		0.4
Total gross unrealized losses	0.4		0.4		0.4
Corporate securities
Available-For-Sale Investments
Amortized Cost/ Carrying Cost	184.4		184.4		209.1
Gross Unrealized Gains	1.5		1.5		1.6
Avaliable for Sale Investments at Fair Value	$ 185.9		$ 185.9		$ 210.7