Tax Matters (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended				6 Months Ended
	Jul. 01, 2012		Jul. 03, 2011		Jul. 01, 2012		Jul. 03, 2011
Tax Expense/(Benefit) on Other Comprehensive Income/(Loss)
Foreign currency translation adjustments	$ (30)	[1]	$ (50)	[1]	$ 37	[1]	$ (10)	[1]
Unrealized holding gains/(losses) on derivative financial instruments	(216)		81		(57)		207
Reclassification adjustments for realized (gains)/losses	133		(87)		18		(281)
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax, Total	(83)		(6)		(39)		(74)
Unrealized gains/(losses) on available-for-sale securities	(1)		3		13
Reclassification adjustments for realized (gains)/losses	(2)				5		1
Other Comprehensive Income (Loss), Available-for-sale Securities, Tax, Total	(3)		3		18		1
Benefit plans: Actuarial gains/(losses)	(118)				(118)
Reclassification adjustments related to amortization	41		25		85		50
Reclassification adjustments related to curtailments and settlements, net	(4)		42		39		61
Other	18		(32)		17		(59)
Other Comprehensive Income Defined Benefit Plans Actuarial Gain Loss Tax Effect Period Decrease Increase	(63)		35		23		52
Benefit plan: Prior service (costs)/credits and other	8				8
Reclassification adjustments related to amortization	(6)		(7)		(14)		(14)
Reclassification adjustments related to curtailments and settlements, net	(28)		(9)		(32)		(13)
Other			2		(2)		(2)
Other Comprehensive Income Defined Benefit Plan Net Prior Service Cost Credit Tax Effect Period Decrease Increase	(26)		(14)		(40)		(29)
Tax benefit on other comprehensive income/(loss)	$ (205)	[2]	$ (32)	[2]	$ (1)	[2]	$ (60)	[2]

[1] Taxes are not provided for foreign currency translation relating to permanent investments in international subsidiaries.

[2] See Note 5B. Tax Matters: Taxes on Items of Other Comprehensive Income/(Loss).