| 
           Contingencies (Detail) 
        Share data in Millions, unless otherwise specified  | 
        1 Months Ended | 12 Months Ended | 1 Months Ended | 2 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 
           Oct. 31, 2010
 
          Lehman Matter [Member]
 
          USD ($) 
         | 
        
           Sep. 26, 2008
 
          Lehman Matter [Member]
 
          USD ($) 
         | 
        
           Dec. 31, 2008
 
          Lehman Matter [Member]
 
          USD ($) 
         | 
        
           Feb. 29, 2012
 
          State of New York Lawsuit [Member]
 
          USD ($) 
         | 
        
           Nov. 30, 2009
 
          State of New York Lawsuit [Member]
 
          USD ($) 
         | 
        
           May 31, 2009
 
          EC Fine [Member]
 
          USD ($) 
         | 
        
           May 31, 2009
 
          EC Fine [Member]
 
          EUR (€) 
         | 
        
           Nov. 30, 2008
 
          Korea Fair Trade Commission Antitrust Violation Inquiry [Member]
 
          USD ($) 
         | 
        
           Jun. 30, 2008
 
          Korea Fair Trade Commission Antitrust Violation Inquiry [Member]
 
          USD ($) 
         | 
        
           Dec. 31, 2008
 
          Frank T. Shum Versus Intel Corporation, Jean-Marc Verdiell And LightLogic, Inc. [Member]
 
          USD ($) 
         | 
      |
| Loss Contingencies [Line Items] | ||||||||||
| Loss Contingency, Fine | $ 1,447,000,000 | € 1,060,000,000 | $ 20,000,000 | |||||||
| Loss Contingency, Announced Fine Intention | 25,000,000 | |||||||||
| Loss Contingency, Amount Sought For Each Proven Donnely Act Violation | 1,000,000 | |||||||||
| Loss Contingency, Settlement | 6,500,000 | |||||||||
| Loss Contingency, Lawsuit Preliminary Alleged Damages, Low Estimate | 31,000,000 | |||||||||
| Loss Contingency, Lawsuit Preliminary Alleged Damages, High Estimate | 931,000,000 | |||||||||
| Loss Contingency, Pre-Payment Amount For Forward-Purchase Agreement | 1,000,000,000 | |||||||||
| Loss Contingency, Value of Shares Of Intel Common Stock Required To Be Purchased Under Forward-Purchase Agreement | 1,000,000,000 | |||||||||
| Loss Contingency, Cash Collateral Received For Forward-Purchase Agreement | 1,000,000,000 | |||||||||
| Loss Contingency, Shares Of Intel Common Stock Required To Be Delivered Under Forward-Purchase Agreement | 50 | |||||||||
| Loss Contingency, Cash Collateral Foreclosed On In Forward-Purchase Agreement | 1,000,000,000 | |||||||||
| Loss Contingency, Damages Sought, Value | $ 417,000,000 | $ 175,000,000 | ||||||||