Interest and Other, Net (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
Mar. 28, 2015	Mar. 29, 2014
Interest and Other, Net [Abstract]
Interest income	$ 32us-gaap_InvestmentIncomeInterest	$ 35us-gaap_InvestmentIncomeInterest
Interest expense	(42)us-gaap_InterestExpense	(37)us-gaap_InterestExpense
Other, net	36intc_OtherNetInterestAndOther	114intc_OtherNetInterestAndOther
Total interest and other, net	26intc_InterestAndOtherNet	112intc_InterestAndOtherNet
Interest Costs Capitalized	$ 81us-gaap_InterestCostsCapitalized	$ 77us-gaap_InterestCostsCapitalized

Amount of the cost of borrowed funds accounted for as interest expense.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6450988&loc=d3e26243-108391

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 225

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-04.9)

-URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph 9

-Article 9

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