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Trading Assets (Detail) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | ||
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Dec. 31, 2011
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Dec. 25, 2010
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Dec. 26, 2009
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| Schedule Of Trading Securities And Other Trading Assets [Line Items] | |||
| Marketable debt instruments | $ 4,591 | $ 4,705 | |
| Marketable equity securities | 388 | ||
| Total trading assets | 4,591 | 5,093 | |
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Marketable Equity Securities [Member]
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| Schedule Of Trading Securities And Other Trading Assets [Line Items] | |||
| Trading Securities, Change in Unrealized Holding Gain (Loss) | (14) | ||
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Marketable Debt Instruments [Member]
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| Schedule Of Trading Securities And Other Trading Assets [Line Items] | |||
| Trading Securities, Change in Unrealized Holding Gain (Loss) | (71) | (50) | 91 |
| Net gains (losses) on derivatives and intercompany loans related to trading securities | $ 58 | $ 43 | $ 18 |
| X | ||||||||||
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- Definition
Net gains (losses) on derivatives and intercompany loans related to trading securities No definition available.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Financial instruments that are bought and held principally for the purpose of selling them in the near term (thus held for only a short period of time, usually less than one year or the normal operating cycle, whichever is longer) or for debt and equity securities formerly categorized as available-for-sale or held-to-maturity which the entity held as of the date it opted to account for such securities at fair value. An enterprise may also categorize such a security as trading without the intent to sell it in the near term assuming the decision to categorize the security as trading occurred at acquisition. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Debt securities that are bought and held principally for the purpose of selling them in the near term (thus held for only a short period of time, usually less than one year or the normal operating cycle, whichever is longer) or for debt securities formerly categorized as available-for-sale or held-to-maturity which the entity held as of the date it opted to account for such securities at fair value. An enterprise may also categorize such a security as trading without the intent to sell it in the near term assuming the decision to categorize the security as trading occurred at acquisition. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Total common and preferred stock (which is neither mandatorily redeemable nor redeemable at the option of the holder) equity securities that are bought and held principally for the purpose of selling them in the near term (thus held for only a short period of time, usually less than one year or the normal operating cycle, whichever is longer) or for equity securities formerly categorized as available-for-sale or held-to-maturity which the entity held as of the date it opted to account for such securities at fair value. An enterprise may also categorize such a security as trading without the intent to sell it in the near term assuming the decision to categorize the security as trading occurred at acquisition. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of trading securities held at each balance sheet date, that was included in earnings for the period. Trading securities are bought and held principally for the purpose of selling them in the near term (thus held for only a short period of time) and the change in net unrealized holding gain (loss) is included in earnings for the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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