Income Taxes Income Taxes (Schedule of Deferred Tax Assets and Liabilities) (Details) (USD $) In Millions, unless otherwise specified	Jan. 03, 2015	Dec. 28, 2013
Income Tax Disclosure [Abstract]
Net operating loss carryforwards	$ 415	$ 402
Tax credit carryforwards	119	75
Inventories	134us-gaap_DeferredTaxAssetsInventory	136us-gaap_DeferredTaxAssetsInventory
Stock-based compensation	46	47
Compensation and benefits	131	123
R&D expenditures, capitalized for tax	92	112
Accrued liabilities and other	129	130
Deferred Tax Assets, Gross	1,066us-gaap_DeferredTaxAssetsGross	1,025us-gaap_DeferredTaxAssetsGross
Deferred Tax Assets, Valuation Allowance	(400)	(368)
Deferred Tax Assets, Net of Valuation Allowance	666us-gaap_DeferredTaxAssetsNet	657us-gaap_DeferredTaxAssetsNet
Unrealized gain on available-for-sale securities	(9)	(11)
Property, plant and equipment	(171)	(189)
Intangible assets	(322)	(352)
Deferred Tax Liabilities, Gross	(502)us-gaap_DeferredIncomeTaxLiabilities	(552)us-gaap_DeferredIncomeTaxLiabilities
Deferred Tax Assets, Net	$ 164us-gaap_DeferredTaxAssetsLiabilitiesNet	$ 105us-gaap_DeferredTaxAssetsLiabilitiesNet

Deferred Tax Asset, Research and Development capitalized for tax purposes

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The sum of domestic, foreign and state and local operating loss carryforwards, before tax effects, available to reduce future taxable income under enacted tax laws as well as capital loss carryforwards.

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Amount of deferred tax liability attributable to taxable temporary differences.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from inventory.

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Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards, net of deferred tax liability attributable to taxable temporary differences.

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Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from compensation and benefits costs.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from accrued liabilities.

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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Amount of deferred tax liability attributable to taxable temporary differences from intangible assets other than goodwill.

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Amount of deferred tax liability attributable to taxable temporary differences from unrealized gains in other comprehensive income.

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Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment.

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Amount of deferred tax asset, before valuation allowance, attributable to deductible other tax carryforwards.

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