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Financial Instruments (Details) (Narrative) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | ||||
|---|---|---|---|---|---|
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Mar. 30, 2013
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Mar. 30, 2013
Money Market Funds
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Dec. 29, 2012
Money Market Funds
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Mar. 30, 2013
Mutual Funds
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Dec. 29, 2012
Mutual Funds
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| Financial Instruments [Line Items] | |||||
| Available-for-sale investments used as collateral | $ 10 | $ 10 | |||
| Restricted Investments | 13 | 14 | |||
| Realized gain (loss) on available-for-sale securities | 0 | ||||
| Sales of available-for-sale securities | 14 | ||||
| Auction rate securities, carrying value | 15 | ||||
| Auction rate securities, par value | $ 22 |
| X | ||||||||||
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- Definition
Auction rate securities at carrying value. No definition available.
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| X | ||||||||||
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- Definition
Auction rate securities at par value. No definition available.
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| X | ||||||||||
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- Definition
Sales of available-for-sale securities. No definition available.
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| X | ||||||||||
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- Definition
This item represents the difference between the gross realized gains and losses realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities. Additionally, this item would include any losses recognized for other than temporary impairments (OTTI) of the subject investments in debt and equity securities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The fair value of available-for-sale securities that serve as collateral for borrowings. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Investments which are not defined as or included in marketable (debt, equity, or other) securities whose use is restricted in whole or in part, generally by contractual agreements or regulatory requirements. For use in an unclassified balance sheet. No definition available.
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| X | ||||||||||
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- Details
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