Goodwill (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011
Goodwill [Line Items]
Goodwill, Beginning Balance	$ 9,254	$ 4,531
Goodwill - Transfers		0
Goodwill - Effect of exchange rate fluctuations	10	(93)
Goodwill - Impairments	(6)
Goodwill, Ending Balance	9,710	9,254
Goodwill, Impaired, Accumulated Impairment Loss	719
Series of Individually Immaterial Business Acquisitions [Member]
Goodwill [Line Items]
Goodwill - Additions due to acquisitions	452	517
McAfee, Inc. [Member]
Goodwill [Line Items]
Goodwill - Additions due to acquisitions		4,299
PC Client Group [Member]
Goodwill [Line Items]
Goodwill, Beginning Balance	2,918	2,234
Goodwill - Transfers		(86)
Goodwill - Effect of exchange rate fluctuations	0	0
Goodwill - Impairments	0
Goodwill, Ending Balance	2,962	2,918
Goodwill, Impaired, Accumulated Impairment Loss	341
PC Client Group [Member] | Series of Individually Immaterial Business Acquisitions [Member]
Goodwill [Line Items]
Goodwill - Additions due to acquisitions	44	24
PC Client Group [Member] | McAfee, Inc. [Member]
Goodwill [Line Items]
Goodwill - Additions due to acquisitions		746
Data Center Group [Member]
Goodwill [Line Items]
Goodwill, Beginning Balance	1,553	1,459
Goodwill - Transfers		0
Goodwill - Effect of exchange rate fluctuations	0	0
Goodwill - Impairments	0
Goodwill, Ending Balance	1,839	1,553
Goodwill, Impaired, Accumulated Impairment Loss	279
Data Center Group [Member] | Series of Individually Immaterial Business Acquisitions [Member]
Goodwill [Line Items]
Goodwill - Additions due to acquisitions	286	94
Data Center Group [Member] | McAfee, Inc. [Member]
Goodwill [Line Items]
Goodwill - Additions due to acquisitions		0
Other Intel Architecture Operating Segments [Member]
Goodwill [Line Items]
Goodwill, Beginning Balance	844	582
Goodwill - Transfers		86
Goodwill - Effect of exchange rate fluctuations	0	0
Goodwill - Impairments	(6)
Goodwill, Ending Balance	916	844
Goodwill, Impaired, Accumulated Impairment Loss	99
Other Intel Architecture Operating Segments [Member] | Series of Individually Immaterial Business Acquisitions [Member]
Goodwill [Line Items]
Goodwill - Additions due to acquisitions	78	176
Other Intel Architecture Operating Segments [Member] | McAfee, Inc. [Member]
Goodwill [Line Items]
Goodwill - Additions due to acquisitions		0
Software and Services Operating Segments [Member]
Goodwill [Line Items]
Goodwill, Beginning Balance	3,939	256
Goodwill - Transfers		0
Goodwill - Effect of exchange rate fluctuations	10	(93)
Goodwill - Impairments	0
Goodwill, Ending Balance	3,993	3,939
Software and Services Operating Segments [Member] | Series of Individually Immaterial Business Acquisitions [Member]
Goodwill [Line Items]
Goodwill - Additions due to acquisitions	44	223
Software and Services Operating Segments [Member] | McAfee, Inc. [Member]
Goodwill [Line Items]
Goodwill - Additions due to acquisitions		$ 3,553