| 
           Contingencies (Detail) 
        Share data in Millions, except Per Share data, unless otherwise specified  | 
        1 Months Ended | 12 Months Ended | 1 Months Ended | ||||
|---|---|---|---|---|---|---|---|
| 
           Aug. 19, 2010
 
          McAfee, Inc. [Member]
 
          McAfee Shareholder Litigation [Member]
 
          USD ($) 
         | 
        
           Jun. 30, 2012
 
          McAfee, Inc. [Member]
 
          McAfee Shareholder Litigation [Member]
 
          Pending Litigation [Member]
 
          USD ($) 
         | 
        
           May 31, 2009
 
          EC Fine [Member]
 
          USD ($) 
         | 
        
           May 31, 2009
 
          EC Fine [Member]
 
          EUR (€) 
         | 
        
           Dec. 31, 2008
 
          Lehman Matter [Member]
 
          USD ($) 
         | 
        
           Oct. 31, 2010
 
          Lehman Matter [Member]
 
          Pending Litigation [Member]
 
          USD ($) 
         | 
        
           Jan. 31, 2015
 
          Lehman Matter [Member]
 
          Subsequent Event [Member]
 
          Pending Litigation [Member]
 
          USD ($) 
         | 
      |
| Loss Contingencies [Line Items] | |||||||
| Loss Contingency, Fine | 
$ 1,447,000,000intc_LossContingencyFine / us-gaap_LossContingenciesByNatureOfContingencyAxis = intc_EcFineMember  | 
        
€ 1,060,000,000intc_LossContingencyFine / us-gaap_LossContingenciesByNatureOfContingencyAxis = intc_EcFineMember  | 
        |||||
| Loss Contingency, Pre-Payment Amount For Forward-Purchase Agreement | 
1,000,000,000intc_LossContingencyPrePaymentAmountForForwardPurchaseAgreement / us-gaap_LossContingenciesByNatureOfContingencyAxis = intc_LehmanMatterMember  | 
        ||||||
| Loss Contingency, Cash Collateral Received For Forward-Purchase Agreement | 
1,000,000,000intc_LossContingencyCashCollateralReceivedForForwardPurchaseAgreement / us-gaap_LossContingenciesByNatureOfContingencyAxis = intc_LehmanMatterMember  | 
        ||||||
| Loss Contingency, Shares Of Intel Common Stock Required To Be Delivered Under Forward-Purchase Agreement | 
50intc_LossContingencySharesOfEntityCommonStockRequiredToBeDeliveredUnderForwardPurchaseAgreement / us-gaap_LossContingenciesByNatureOfContingencyAxis = intc_LehmanMatterMember  | 
        ||||||
| Loss Contingency, Cash Collateral Foreclosed On In Forward-Purchase Agreement | 
1,000,000,000intc_LossContingencyCashCollateralForeclosedOnInForwardPurchaseAgreement / us-gaap_LossContingenciesByNatureOfContingencyAxis = intc_LehmanMatterMember  | 
        ||||||
| Loss Contingency, Damages Sought, Value | 
312,000,000us-gaap_LossContingencyDamagesSoughtValue / us-gaap_LitigationStatusAxis = us-gaap_PendingLitigationMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = intc_LehmanMatterMember  | 
        
129,000,000us-gaap_LossContingencyDamagesSoughtValue / us-gaap_LitigationStatusAxis = us-gaap_PendingLitigationMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = intc_LehmanMatterMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember  | 
      |||||
| Loss Contingency, Interest On Damages Sought, Percentage | 
13.50%intc_LossContingencyInterestOnDamagesSoughtPercentage / us-gaap_LitigationStatusAxis = us-gaap_PendingLitigationMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = intc_LehmanMatterMember  | 
        ||||||
| Loss Contingency, Range of Possible Loss, Maximum | 
$ 129,000,000us-gaap_LossContingencyRangeOfPossibleLossMaximum / us-gaap_LitigationStatusAxis = us-gaap_PendingLitigationMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = intc_LehmanMatterMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember  | 
      ||||||
| Cash Per Share of Acquiree Common Stock and Common Stock Subject to Restricted Stock Awards, Vested Restricted Stock Unit Awards, and Vested Performance Stock Unit Awards Upon Completion of Acquisition | 
$ 48.00intc_CashPerShareOfAcquireeCommonStockAndCommonStockSubjectToRestrictedStockAwardsVestedRestrictedStockUnitAwardsAndVestedPerformanceStockUnitAwardsUponCompletionOfAcquisition / us-gaap_BusinessAcquisitionAxis = intc_McAfeeIncMember / us-gaap_LitigationCaseAxis = intc_McAfeeShareholderLitigationMember  | 
        ||||||
| Loss Contingency, Plaintiffs Damages Expert Value Assertion of Share of Acquiree for Purposes of Assessing Damages | 
$ 62.08intc_LossContingencyPlaintiffsDamagesExpertValueAssertionOfShareOfAcquireeForPurposesOfAssessingDamages / us-gaap_BusinessAcquisitionAxis = intc_McAfeeIncMember / us-gaap_LitigationCaseAxis = intc_McAfeeShareholderLitigationMember / us-gaap_LitigationStatusAxis = us-gaap_PendingLitigationMember  | 
        ||||||
| X | ||||||||||
| 
             
- Definition 
          Cash Per Share of Acquiree Common Stock and Common Stock Subject to Restricted Stock Awards, Vested Restricted Stock Unit Awards, and Vested Performance Stock Unit Awards Upon Completion of Acquisition No definition available. 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Loss Contingency, Cash Collateral Foreclosed On In Forward-Purchase Agreement. No definition available. 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Loss Contingency, Cash Collateral Received For Forward-Purchase Agreement. No definition available. 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Loss Contingency, Fine. No definition available. 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Loss Contingency, Interest On Damages Sought, Percentage No definition available. 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Loss Contingency, Plaintiffs Damages Expert Value Assertion of Share of Acquiree for Purposes of Assessing Damages No definition available. 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Loss Contingency, Pre-Payment Amount For Forward-Purchase Agreement. No definition available. 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          Loss Contingency Shares Of Entity Common Stock Required To Be Delivered Under Forward Purchase Agreement. No definition available. 
  | 
        
| X | ||||||||||
| 
             
- Details 
          
  | 
        
| X | ||||||||||
| 
             
- Definition 
          The value (monetary amount) of the award the plaintiff seeks in the legal matter. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  | 
        
| X | ||||||||||
| 
             
- Definition 
          The estimated maximum amount of possible loss from the contingency. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
  |