Gains (Losses) on Equity Investments, Net (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
Dec. 27, 2014	Dec. 28, 2013	Dec. 29, 2012
Gains (Losses) on Equity Investments, Net Detail [Abstract]
Share of equity method investee losses, net	$ (69)	$ (69)	$ (81)
Impairments	(146)	(123)	(154)
Dividends	57	46	0
Other, net	147intc_OtherNetEquityInvestments	102intc_OtherNetEquityInvestments	193intc_OtherNetEquityInvestments
Total gains (losses) on equity investments, net	411intc_GainsLossesOnEquityInvestmentsNet	471intc_GainsLossesOnEquityInvestmentsNet	141intc_GainsLossesOnEquityInvestmentsNet
Available-for-sale Securities, Gross Realized Gains (Losses), Sale Proceeds	1,700	1,300	3,400
Available-for-sale Securities, Gross Realized Gains	136	146	166
Clearwire Corporation [Member] \| Marketable Equity Securities [Member]
Gains (Losses) on Equity Investments, Net Detail [Abstract]
Available-for-sale Securities, Gross Realized Gains (Losses), Sale Proceeds		142
Available-for-sale Securities, Gross Realized Gains		111
Clearwire, LLC [Member] \| Equity Method Investments [Member]
Gains (Losses) on Equity Investments, Net Detail [Abstract]
Proceeds from Sale, Maturity and Collection of Investments		328
Equity Method Investment, Realized Gain (Loss) on Disposal		328
Interest In Clearwire, LLC And Shares In Clearwire Corporation [Member]
Gains (Losses) on Equity Investments, Net Detail [Abstract]
Gain (Loss) On Sale Of Combined Investment		439
Equity Investments [Member]
Gains (Losses) on Equity Investments, Net Detail [Abstract]
Gains on sales, net	$ 422	$ 515	$ 183

Equity Investment, Other than Temporary Impairment

No definition available.

Name:	intc_EquityInvestmentOtherThanTemporaryImpairment
Namespace Prefix:	intc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Gain (loss) on Sale of Combined Investment

+ References

No definition available.

+ Details

Name:	intc_GainLossOnSaleOfCombinedInvestment
Namespace Prefix:	intc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Gains (losses) on equity investments, net

+ References

No definition available.

+ Details

Name:	intc_GainsLossesOnEquityInvestmentsNet
Namespace Prefix:	intc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	intc_GainsLossesOnEquityInvestmentsNetDetailAbstract
Namespace Prefix:	intc_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Other Net Equity Investments

+ References

No definition available.

+ Details

Name:	intc_OtherNetEquityInvestments
Namespace Prefix:	intc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 9

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27357-111563

+ Details

Name:	us-gaap_AvailableForSaleSecuritiesGrossRealizedGains
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The total amount of proceeds received for the sale of securities, categorized neither as held-to-maturity nor trading securities, during the reporting period.

+ References

+ Details

Name:	us-gaap_AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

This item represents disclosure of the amount of dividends or other distributions received from unconsolidated subsidiaries, certain corporate joint ventures, and certain noncontrolled corporation; these investments are accounted for under the equity method of accounting. This element excludes distributions that constitute a return of investment, which are classified as investing activities.

+ References

+ Details

Name:	us-gaap_EquityMethodInvestmentDividendsOrDistributions
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of gain (loss) on sale or disposal of an equity method investment.

+ References

No definition available.

+ Details

Name:	us-gaap_EquityMethodInvestmentRealizedGainLossOnDisposal
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The difference between the carrying value and the sale price of an investment. A gain would be recognized when the sale price of the investment is greater than the carrying value of the investment. This element refers to the Gain included in earnings and not to the cash proceeds of the sale.

+ References

No definition available.

+ Details

Name:	us-gaap_GainOnSaleOfInvestments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 9

-Article 5

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 323

-SubTopic 10

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=35755396&loc=d3e33749-111570

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.12)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph 11

-Article 7

+ Details

Name:	us-gaap_IncomeLossFromEquityMethodInvestments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The cash inflow associated with the sale, maturity and collection of all investments such as debt, security and so forth during the period.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 12

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Investing Activities

-URI http://asc.fasb.org/extlink&oid=6516133

+ Details

Name:	us-gaap_ProceedsFromSaleMaturityAndCollectionsOfInvestments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

Name:	intc_ScheduleOfInvestmentTypeAxis=intc_EquityInvestmentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	invest_InvestmentIssuerAxis=intc_ClearwireCorporationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	invest_InvestmentIssuerAxis=intc_ClearwireLLCMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	invest_InvestmentIssuerAxis=intc_InterestInClearwireLLCAndSharesInClearwireCorporationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: