Financial Instruments - Derivative Financial Instruments and Hedging Activities (Detail) (USD $) In Millions	3 Months Ended				6 Months Ended
	Jul. 03, 2011		Jul. 04, 2010		Jul. 03, 2011		Jul. 04, 2010
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Financial Instruments Gains/(Losses) Reclassified from OCI into OID	$ 224	[1],[2]	$ (626)	[1],[2]	$ 734	[1],[2]	$ (1,253)	[1],[2]
Foreign Exchange Contract [Member] | Other Comprehensive Income (Loss) [Member] | Net Investment Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Financial Instruments Gains/(Losses) Recognized in OCI	(991)	[1],[2]	(50)	[1],[2]	(958)	[1],[2]	(40)	[1],[2]
Foreign Exchange Contract [Member] | Other Comprehensive Income (Loss) [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Financial Instruments Gains/(Losses) Recognized in OCI	227	[1],[2]	(1,219)	[1],[2]	531	[1],[2]	(1,657)	[1],[2]
Foreign currency forward-exchange contracts [Member] | Other Comprehensive Income (Loss) [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Financial Instruments Gains/(Losses) Recognized in OCI	1	[1],[2]	(1)	[1],[2]	3	[1],[2]	(1)	[1],[2]
Other Comprehensive Income (Loss) [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Financial Instruments Gains/(Losses) Recognized in OCI	100	[1],[2]	(1,451)	[1],[2]	510	[1],[2]	(1,831)	[1],[2]
Other Comprehensive Income (Loss) [Member] | Net Investment Hedging [Member] | Foreign currency short - term borrowings [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Non - Derivative Financial Instruments Gains/(Losses) Recognized in OCI	897	[1],[2]	(130)	[1],[2]	940	[1],[2]	(99)	[1],[2]
Other Comprehensive Income (Loss) [Member] | Net Investment Hedging [Member] | Foreign currency long - term debt [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Non - Derivative Financial Instruments Gains/(Losses) Recognized in OCI	(34)	[1],[2]	(51)	[1],[2]	(6)	[1],[2]	(34)	[1],[2]
Foreign Exchange Contract [Member] | Other Income Expense [Member] | Net Investment Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Financial Instruments Gains/(Losses) Recognized in OID	14	[2],[3],[4]	(1)	[2],[3],[4]	15	[2],[3],[4]	(1)	[2],[3],[4]
Foreign Exchange Contract [Member] | Other Income Expense [Member] | Fair Value Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Financial Instruments Gains/(Losses) Recognized in OID			1	[2],[3],[4]
Foreign Exchange Contract [Member] | Other Income Expense [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Financial Instruments Gains/(Losses) Recognized in OID	13	[2],[3],[4]	(4)	[2],[3],[4]	43	[2],[3],[4]
Foreign currency forward-exchange contracts [Member] | Other Income Expense [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Financial Instruments Gains/(Losses) Recognized in OID	(158)	[2],[3],[4]	(473)	[2],[3],[4]	(317)	[2],[3],[4]	(1,363)	[2],[3],[4]
Interest rate swaps [Member] | Other Income Expense [Member] | Fair Value Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Financial Instruments Gains/(Losses) Recognized in OID			1	[2],[3],[4]			1	[2],[3],[4]
Other Income Expense [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Financial Instruments Gains/(Losses) Recognized in OID	(131)	[2],[3],[4]	(476)	[2],[3],[4]	(259)	[2],[3],[4]	(1,363)	[2],[3],[4]
Foreign Exchange Contract [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Financial Instruments Gains/(Losses) Reclassified from OCI into OID	224	[1],[2]	(627)	[1],[2]	730	[1],[2]	(1,255)	[1],[2]
Foreign currency forward-exchange contracts [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Financial Instruments Gains/(Losses) Reclassified from OCI into OID			$ 1	[1],[2]	$ 4	[1],[2]	$ 2	[1],[2]

[1] Amounts presented represent the effective portion of the gain or loss. For derivative financial instruments in cash flow hedge relationships, the effective portion is included in Other comprehensive income/(loss)--Net unrealized (losses)/gains on derivative financial instruments. For derivative financial instruments in net investment hedge relationships and for foreign currency debt designated as hedging instruments, the effective portion is included in Other comprehensive income/(loss)--Currency translation adjustment and other.

[2] OID = Other (income)/deductions-net, included in the income statement account, Other deductions-net. OCI = Other comprehensive income/(loss), included in the balance sheet account Accumulated other comprehensive loss.

[3] Also includes gains and losses attributable to the hedged risk in fair value hedge relationships.

[4] There was no significant ineffectiveness in the second quarter and first six months of 2011 or 2010.