Income Taxes (Details) (USD $) In Millions	3 Months Ended	9 Months Ended
Oct. 01, 2011	Sep. 25, 2010	Oct. 01, 2011	Sep. 25, 2010
Income Taxes [Line Items]
Income tax benefit recorded	$ 5	$ (1)		$ 4
U.S. tax benefits	1		3
Canadian tax benefits	1		1
Foreign taxes in profitable locations	3	3	10
Discrete tax benefit for an alternative minimum tax net operating loss carry back		2
Gross unrecognized tax benefits decrease	10
Gross unrecognized tax benefits	68		68
Unrecognized tax benefit, liabilities			5
Impact of unrecognized tax benefit on effective tax rate	6		6
Accrued interest decrease associated with a favorable audit resolution	2
Reversal [Member]
Income Taxes [Line Items]
Gross unrecognized tax benefits	$ 6		$ 6

The component of income tax expense for the period representing amounts paid or payable (or refundable) as determined by applying the provisions of foreign enacted tax law to the foreign taxable Income or Loss from continuing operations, and the component of total income tax expense for the period comprised of the increase (decrease) in the entity's net foreign deferred tax assets and liabilities attributable to continuing operations as determined by applying the provisions of applicable enacted tax laws of countries other than the country of domicile.

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Deferred tax liabilities recognized for unrecognized tax benefits.

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Discrete tax benefit for an alternative minimum tax net operating loss carry back.

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Income tax benefits from co-op tax credits.

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Income tax benefits from monetization of tax credits.

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Income Taxes [Line Items]

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The sum of the current income tax expense or benefit and the deferred income tax expense or benefit pertaining to continuing operations.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

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The increase (decrease) during the reporting period in the amount due from borrowers for interest payments.

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The gross amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns as of the balance sheet date.

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-Name FASB Interpretation (FIN)

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The gross amount of decreases in unrecognized tax benefits resulting from tax positions that have been or will be taken in the tax return for the current period, excluding amounts pertaining to examined tax returns.

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The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

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