Quarterly report pursuant to Section 13 or 15(d)

Cash and Investments, Trading Assets (Detail)

v2.4.1.9
Cash and Investments, Trading Assets (Detail) (Debt Securities [Member], USD $)
In Millions, unless otherwise specified
3 Months Ended
Mar. 28, 2015
Mar. 29, 2014
Debt Securities [Member]
   
Schedule Of Trading Securities And Other Trading Assets [Line Items]    
Trading Securities, Change in Unrealized Holding Gain (Loss) $ (200)us-gaap_TradingSecuritiesUnrealizedHoldingGainLoss
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
$ 79us-gaap_TradingSecuritiesUnrealizedHoldingGainLoss
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
Net gains (losses) on derivatives related to trading securities $ 194intc_NetGainsLossesOnDerivativesRelatedToTradingSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember
$ (82)intc_NetGainsLossesOnDerivativesRelatedToTradingSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DebtSecuritiesMember