Income Taxes (Income Tax-related Interest Accrued) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
Mar. 30, 2013
Income Taxes [Abstract]
Interest accrued	$ 17
Increase in tax-related interest and penalties	1
Decrease in tax-related interest and penalties	$ (4)

The sum of the amounts of estimated penalties and interest recognized in the period arising from the income tax examinations settlement.

No definition available.

+ Details

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Period Type:	duration

- Details

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- Definition

The amount of estimated penalties and interest accrued as of the balance sheet date arising from income tax examinations.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 15

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319

+ Details

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- Definition

The sum of the amounts of estimated penalties and interest recognized in the period arising from income tax examinations.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
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