Other Comprehensive Income (Loss), Reclassification out of Accumulated Other Comprehensive Income (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
Dec. 27, 2014	Dec. 28, 2013	Dec. 29, 2012
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Interest and other, net	$ 43intc_InterestAndOtherNet	$ (151)intc_InterestAndOtherNet	$ 94intc_InterestAndOtherNet
Gains (losses) on equity investments, net	411intc_GainsLossesOnEquityInvestmentsNet	471intc_GainsLossesOnEquityInvestmentsNet	141intc_GainsLossesOnEquityInvestmentsNet
Income before taxes	15,801	12,611	14,873
Cost of sales	(20,261)us-gaap_CostOfGoodsAndServicesSold	(21,187)us-gaap_CostOfGoodsAndServicesSold	(20,190)us-gaap_CostOfGoodsAndServicesSold
Research and development	(11,537)us-gaap_ResearchAndDevelopmentExpense	(10,611)us-gaap_ResearchAndDevelopmentExpense	(10,148)us-gaap_ResearchAndDevelopmentExpense
Marketing, general and administrative	(8,136)	(8,088)	(8,057)
Other Comprehensive (Income) Loss, Amortization Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, for Net Prior Service Cost (Credit), before Tax	6	4	5
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, for Net Gain (Loss), before Tax	37	101	90
Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Income before taxes	86	11	14
Unrealized holding gains (losses) on available-for-sale investments [Member] \| Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Interest and other, net	10	8	(8)
Gains (losses) on equity investments, net	132	138	195
Income before taxes	142	146	187
Unrealized holding gains (losses) on derivatives [Member] \| Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Income before taxes	(13)	(30)	(78)
Unrealized holding gains (losses) on derivatives [Member] \| Reclassification out of Accumulated Other Comprehensive Income [Member] \| Currency Forwards [Member]
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Cost of sales	(31)	(61)	11
Research and development	18	30	(63)
Marketing, general and administrative	2	0	(25)
Unrealized holding gains (losses) on derivatives [Member] \| Reclassification out of Accumulated Other Comprehensive Income [Member] \| Other Instruments [Member]
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Cost of sales	(2)	1	(1)
Prior service credits (costs) [Member]
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Other Comprehensive (Income) Loss, Amortization Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, for Net Prior Service Cost (Credit), before Tax	(6)	(4)	(5)
Actuarial gains (losses) [Member]
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, for Net Gain (Loss), before Tax	(37)	(101)	(90)
Amortization of pension and postretirement benefit components [Member] \| Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification out of Accumulated Other Comprehensive Income [Line Items]
Income before taxes	$ (43)	$ (105)	$ (95)

Gains (losses) on equity investments, net

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Interest and other, net

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No definition available.

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The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.

+ References

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-Publisher SEC

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This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses from ongoing operations, after income or loss from equity method investments, but before income taxes, extraordinary items, and noncontrolling interest.

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Amount before tax of reclassification adjustment from accumulated other comprehensive (income) loss for prior service cost (credit) related to pension and other postretirement benefit plans.

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Amount before tax of reclassification adjustment from accumulated other comprehensive income (loss) for actuarial gain (loss) related to pension and other postretirement benefit plans.

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- Definition

The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use.

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- Definition

The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc.

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