Available For Sale Investments (Detail)	3 Months Ended		9 Months Ended			3 Months Ended			2 Months Ended
	Sep. 29, 2012 USD ($)	Oct. 01, 2011 USD ($)	Sep. 29, 2012 USD ($)	Oct. 01, 2011 USD ($)	Dec. 31, 2011 USD ($)	Sep. 29, 2012 ASML Holding N.V. [Member] USD ($)	Sep. 29, 2012 ASML Holding N.V. [Member] Research and Development Arrangement [Member] USD ($)	Sep. 29, 2012 ASML Holding N.V. [Member] Research and Development Arrangement [Member] EUR (€)	Dec. 29, 2012 ASML Holding N.V. [Member] Scenario, Forecast [Member]	Sep. 29, 2012 Bank Deposits [Member] USD ($)	Dec. 31, 2011 Bank Deposits [Member] USD ($)	Sep. 29, 2012 Marketable Equity Securities [Member] USD ($)	Dec. 31, 2011 Marketable Equity Securities [Member] USD ($)	Sep. 29, 2012 Corporate Bonds [Member] USD ($)	Dec. 31, 2011 Corporate Bonds [Member] USD ($)	Sep. 29, 2012 Asset-Backed Securities [Member] USD ($)	Dec. 31, 2011 Asset-Backed Securities [Member] USD ($)	Sep. 29, 2012 Government Bonds [Member] USD ($)	Dec. 31, 2011 Government Bonds [Member] USD ($)	Sep. 29, 2012 Commercial Paper [Member] USD ($)	Dec. 31, 2011 Commercial Paper [Member] USD ($)	Sep. 29, 2012 Money Market Fund Deposits [Member] USD ($)	Dec. 31, 2011 Money Market Fund Deposits [Member] USD ($)
Available-For-Sale Investments [Abstract]
Adjusted Cost										$ 1,129,000,000	$ 1,046,000,000			$ 559,000,000	$ 892,000,000	$ 15,000,000	$ 48,000,000	$ 704,000,000	$ 4,131,000,000	$ 2,665,000,000	$ 3,820,000,000	$ 434,000,000	$ 546,000,000
Gross Unrealized Gains	574,000,000		574,000,000		400,000,000					2,000,000	1,000,000	554,000,000	385,000,000	18,000,000	14,000,000	0	0	0	0	0	0	0	0
Gross Unrealized Losses	(4,000,000)		(4,000,000)		(41,000,000)					0	(1,000,000)	0	(12,000,000)	(1,000,000)	(9,000,000)	(2,000,000)	(12,000,000)	(1,000,000)	(4,000,000)	0	(3,000,000)	0	0
Fair Value	5,522,000,000		5,522,000,000							1,131,000,000	1,046,000,000			576,000,000	897,000,000	13,000,000	36,000,000	703,000,000	4,127,000,000	2,665,000,000	3,817,000,000	434,000,000	546,000,000
Adjusted Cost, Total	8,876,000,000		8,876,000,000		10,672,000,000
Fair Value, Total	9,446,000,000		9,446,000,000		11,031,000,000
Available-for-sale Securities, Gross Realized Gains (Losses), Sale Proceeds	1,500,000,000	298,000,000	2,100,000,000	9,100,000,000
Available-for-sale Securities, Gross Realized Gains	66,000,000	186,000,000	110,000,000	251,000,000
Payments to Acquire Available-for-sale Securities, Equity						3,200,000,000
Available-for-sale Securities, Ownership Percentage						13.00%
Available-for-sale Securities, Ownership Percentage Post Synthetic Share Buyback									15.00%
Long-term Purchase Commitment, Amount							1,000,000,000	829,000,000
Due in 1 year or less, Cost	4,611,000,000		4,611,000,000
Due in 1-2 years, Cost	366,000,000		366,000,000
Due in 2-5 years, Cost	80,000,000		80,000,000
Instruments not due at a single maturity date, Cost	449,000,000		449,000,000
Cost, Total	5,506,000,000		5,506,000,000
Due in 1 year or less, Fair Value	4,619,000,000		4,619,000,000
Due in 1-2 year, Fair Value	372,000,000		372,000,000
Due in 2-5 years, Fair Value	84,000,000		84,000,000
Instruments not due at a single maturity date, Fair Value	447,000,000		447,000,000
Adjusted Cost	3,370,000,000		3,370,000,000		189,000,000
Fair Value	3,924,000,000		3,924,000,000		562,000,000
Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net, Available-for-sale Securities			36,000,000	71,000,000
Net unrealized holding gains (losses) included in other comprehensive income (loss)	206,000,000	(47,000,000)	320,000,000	(23,000,000)
Net gains (losses) reclassified from accumulated other comprehensive income (loss) into earnings	$ 83,000,000	$ 203,000,000	$ 109,000,000	$ 291,000,000