Derivative Financial Instruments (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 29, 2012	Oct. 01, 2011	Sep. 29, 2012	Oct. 01, 2011	Dec. 31, 2011
Gross Notional Amounts [Abstract]
Derivative, Notional Amount	$ 20,291	$ 18,271	$ 20,291	$ 18,271	$ 19,233
Schedule of Derivative Instruments in Cash Flow Hedging Relationships [Abstract]
Gains (Losses) Recognized in OCI on Derivatives (Effective Portion)	191	(101)	75	157
Gains (Losses) Reclassified From Accumulated OCI Into Income by Derivative Instrument Type (Effective Portion)	(48)	54	(70)	172
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months			18
Currency Forwards [Member]
Gross Notional Amounts [Abstract]
Derivative, Notional Amount	10,158	9,902	10,158	9,902	11,203
Schedule of Derivative Instruments in Cash Flow Hedging Relationships [Abstract]
Gains (Losses) Recognized in OCI on Derivatives (Effective Portion)	190	(101)	75	155
Embedded Debt Derivatives [Member]
Gross Notional Amounts [Abstract]
Derivative, Notional Amount	3,600	3,600	3,600	3,600	3,600
Interest Rate Swaps [Member]
Gross Notional Amounts [Abstract]
Derivative, Notional Amount	1,132	2,001	1,132	2,001	1,837
Currency Interest Rate Swaps [Member]
Gross Notional Amounts [Abstract]
Derivative, Notional Amount	2,574	1,870	2,574	1,870	1,650
Total Return Swaps [Member]
Gross Notional Amounts [Abstract]
Derivative, Notional Amount	920	731	920	731	761
Equity Options [Member]
Gross Notional Amounts [Abstract]
Derivative, Notional Amount	45	31	45	31	54
Currency Options [Member]
Gross Notional Amounts [Abstract]
Derivative, Notional Amount	1,751	0	1,751	0	2
Other Derivative Instruments [Member]
Gross Notional Amounts [Abstract]
Derivative, Notional Amount	111	136	111	136	126
Schedule of Derivative Instruments in Cash Flow Hedging Relationships [Abstract]
Gains (Losses) Recognized in OCI on Derivatives (Effective Portion)	1	0	0	2
Other Currencies [Member]
Gross Notional Amounts [Abstract]
Derivative, Notional Amount	1,099	837	1,099	837	1,354
Euro [Member]
Gross Notional Amounts [Abstract]
Derivative, Notional Amount	6,276	3,958	6,276	3,958	3,904
Japanese Yen [Member]
Gross Notional Amounts [Abstract]
Derivative, Notional Amount	3,831	3,464	3,831	3,464	3,477
Israeli Shekel [Member]
Gross Notional Amounts [Abstract]
Derivative, Notional Amount	1,991	1,987	1,991	1,987	2,168
British Pound Sterling [Member]
Gross Notional Amounts [Abstract]
Derivative, Notional Amount	312	371	312	371	459
Chinese Yuan [Member]
Gross Notional Amounts [Abstract]
Derivative, Notional Amount	634	606	634	606	688
Malaysian Ringgit [Member]
Gross Notional Amounts [Abstract]
Derivative, Notional Amount	340	549	340	549	805
Currency Forwards, Currency Interest Rate Swaps, And Currency Options [Member]
Gross Notional Amounts [Abstract]
Derivative, Notional Amount	14,483	11,772	14,483	11,772	12,855
Other Current Assets [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	168		168		166
Other Current Assets [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	117		117		105
Other Current Assets [Member] | Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	51		51		61
Other Current Assets [Member] | Currency Forwards [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	35		35		54
Other Current Assets [Member] | Currency Forwards [Member] | Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	51		51		61
Other Current Assets [Member] | Embedded Debt Derivatives [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	0		0		0
Other Current Assets [Member] | Interest Rate Swaps [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	1		1		3
Other Current Assets [Member] | Currency Interest Rate Swaps [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	39		39		41
Other Current Assets [Member] | Total Return Swaps [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	4		4		7
Other Current Assets [Member] | Equity Options [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	0		0		0
Other Current Assets [Member] | Currency Options [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	38		38		0
Other Current Assets [Member] | Other Derivative Instruments [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	0		0		0
Other Current Assets [Member] | Other Derivative Instruments [Member] | Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	0		0		0
Other Long-Term Assets [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	52		52		63
Other Long-Term Assets [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	48		48		63
Other Long-Term Assets [Member] | Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	4		4		0
Other Long-Term Assets [Member] | Currency Forwards [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	0		0		0
Other Long-Term Assets [Member] | Currency Forwards [Member] | Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	4		4		0
Other Long-Term Assets [Member] | Embedded Debt Derivatives [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	0		0		0
Other Long-Term Assets [Member] | Interest Rate Swaps [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	0		0		0
Other Long-Term Assets [Member] | Currency Interest Rate Swaps [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	23		23		33
Other Long-Term Assets [Member] | Total Return Swaps [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	0		0		0
Other Long-Term Assets [Member] | Equity Options [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	5		5		6
Other Long-Term Assets [Member] | Currency Options [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	0		0		0
Other Long-Term Assets [Member] | Other Derivative Instruments [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	20		20		24
Other Long-Term Assets [Member] | Other Derivative Instruments [Member] | Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Asset, Fair Value, Gross Asset	0		0		0
Other Accrued Liabilities [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	213		213		288
Other Accrued Liabilities [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	152		152		117
Other Accrued Liabilities [Member] | Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	61		61		171
Other Accrued Liabilities [Member] | Currency Forwards [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	30		30		34
Other Accrued Liabilities [Member] | Currency Forwards [Member] | Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	60		60		170
Other Accrued Liabilities [Member] | Embedded Debt Derivatives [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	0		0		0
Other Accrued Liabilities [Member] | Interest Rate Swaps [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	41		41		63
Other Accrued Liabilities [Member] | Currency Interest Rate Swaps [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	41		41		11
Other Accrued Liabilities [Member] | Total Return Swaps [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	0		0		0
Other Accrued Liabilities [Member] | Equity Options [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	2		2		9
Other Accrued Liabilities [Member] | Currency Options [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	38		38		0
Other Accrued Liabilities [Member] | Other Derivative Instruments [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	0		0		0
Other Accrued Liabilities [Member] | Other Derivative Instruments [Member] | Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	1		1		1
Other Long-Term Liabilities [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	15		15		27
Other Long-Term Liabilities [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	15		15		20
Other Long-Term Liabilities [Member] | Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	0		0		7
Other Long-Term Liabilities [Member] | Currency Forwards [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	0		0		0
Other Long-Term Liabilities [Member] | Currency Forwards [Member] | Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	0		0		7
Other Long-Term Liabilities [Member] | Embedded Debt Derivatives [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	5		5		10
Other Long-Term Liabilities [Member] | Interest Rate Swaps [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	0		0		0
Other Long-Term Liabilities [Member] | Currency Interest Rate Swaps [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	10		10		10
Other Long-Term Liabilities [Member] | Total Return Swaps [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	0		0		0
Other Long-Term Liabilities [Member] | Equity Options [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	0		0		0
Other Long-Term Liabilities [Member] | Currency Options [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	0		0		0
Other Long-Term Liabilities [Member] | Other Derivative Instruments [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	0		0		0
Other Long-Term Liabilities [Member] | Other Derivative Instruments [Member] | Designated as Hedging Instrument [Member]
Derivative Instruments in Statements of Financial Position, Fair Value [Abstract]
Derivative Liability, Fair Value, Gross Liability	0		0		0
Not Designated as Hedging Instrument [Member]
Schedule of Derivative Instruments Not Designated as Hedging Instruments [Abstract]
Gains (Losses) Recognized in Income	34	41	53	(134)
Cost of Sales [Member] | Currency Forwards [Member]
Schedule of Derivative Instruments in Cash Flow Hedging Relationships [Abstract]
Gains (Losses) Reclassified From Accumulated OCI Into Income by Derivative Instrument Type (Effective Portion)	(10)	38	16	114
Cost of Sales [Member] | Other Derivative Instruments [Member]
Schedule of Derivative Instruments in Cash Flow Hedging Relationships [Abstract]
Gains (Losses) Reclassified From Accumulated OCI Into Income by Derivative Instrument Type (Effective Portion)	0	0	(1)	2
Research and Development [Member] | Currency Forwards [Member]
Schedule of Derivative Instruments in Cash Flow Hedging Relationships [Abstract]
Gains (Losses) Reclassified From Accumulated OCI Into Income by Derivative Instrument Type (Effective Portion)	(25)	8	(61)	31
Marketing, General and Administrative [Member] | Currency Forwards [Member]
Schedule of Derivative Instruments in Cash Flow Hedging Relationships [Abstract]
Gains (Losses) Reclassified From Accumulated OCI Into Income by Derivative Instrument Type (Effective Portion)	(13)	8	(24)	25
Interest and Other, Net [Member] | Currency Options [Member] | Not Designated as Hedging Instrument [Member]
Schedule of Derivative Instruments Not Designated as Hedging Instruments [Abstract]
Gains (Losses) Recognized in Income	3	0	3	0
Interest and Other, Net [Member] | Not Designated as Hedging Instrument [Member] | Currency Forwards [Member]
Schedule of Derivative Instruments Not Designated as Hedging Instruments [Abstract]
Gains (Losses) Recognized in Income	19	34	(9)	50
Interest and Other, Net [Member] | Not Designated as Hedging Instrument [Member] | Interest Rate Swaps [Member]
Schedule of Derivative Instruments Not Designated as Hedging Instruments [Abstract]
Gains (Losses) Recognized in Income	(3)	(11)	31	(30)
Interest and Other, Net [Member] | Not Designated as Hedging Instrument [Member] | Currency Interest Rate Swaps [Member]
Schedule of Derivative Instruments Not Designated as Hedging Instruments [Abstract]
Gains (Losses) Recognized in Income	(53)	85	(40)	(43)
Gains (Losses) On Equity Investments, Net [Member] | Not Designated as Hedging Instrument [Member] | Equity Options [Member]
Schedule of Derivative Instruments Not Designated as Hedging Instruments [Abstract]
Gains (Losses) Recognized in Income	0	(4)	1	(70)
Gains (Losses) On Equity Investments, Net [Member] | Not Designated as Hedging Instrument [Member] | Other Derivative Instruments [Member]
Schedule of Derivative Instruments Not Designated as Hedging Instruments [Abstract]
Gains (Losses) Recognized in Income	(1)	1	(4)	3
Various [Member] | Not Designated as Hedging Instrument [Member] | Total Return Swaps [Member]
Schedule of Derivative Instruments Not Designated as Hedging Instruments [Abstract]
Gains (Losses) Recognized in Income	$ 69	$ (64)	$ 71	$ (44)