Investments and Fair Value Measurements (Details 6) (USD $) In Thousands	Oct. 02, 2011	Jan. 02, 2011
Related costs and the fair values based on quoted market prices
Carrying Value	$ 1,583,158	$ 1,711,032
1% Sr. Convertible Notes due 2013 [Member]
Related costs and the fair values based on quoted market prices
Carrying Value	839,224	993,199
Fair Value	901,843	1,118,375
1.5% Sr. Convertible Notes due 2017 [Member]
Related costs and the fair values based on quoted market prices
Carrying Value	743,934	717,833
Fair Value	1,053,400	1,132,500
Convertible Debt [Member]
Related costs and the fair values based on quoted market prices
Carrying Value	1,583,158	1,711,032
Fair Value	$ 1,955,243	$ 2,250,875

Related costs and the fair values based on quoted market prices.

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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. Fair value of convertible debt at the balance sheet date.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Convertible Security

-URI http://asc.fasb.org/extlink&oid=6509036

+ Details

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- Definition

Carrying amount of long-term convertible debt as of the balance sheet date, net of the amount due in the next twelve months or greater than the normal operating cycle, if longer. The debt is convertible into another form of financial instrument, typically the entity's common stock.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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