Restructuring Charges and Other Costs Associated with Acquisitions and Cost-Reduction/Productivity Initiatives - Restructuring Accruals (Detail) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 29, 2013
Restructuring Reserve [Roll Forward]
Balance, December 31, 2012(a)	$ 1,886	[1]
Provision	440
Utilization and other(b)	(965)	[2]
Balance, September 29, 2013(c)	1,361	[3]
Employee Termination Costs [Member]
Restructuring Reserve [Roll Forward]
Balance, December 31, 2012(a)	1,734	[1]
Provision	289
Utilization and other(b)	(741)	[2]
Balance, September 29, 2013(c)	1,282	[3]
Asset Impairment Charges [Member]
Restructuring Reserve [Roll Forward]
Balance, December 31, 2012(a)	0	[1]
Provision	115
Utilization and other(b)	(115)	[2]
Balance, September 29, 2013(c)	0	[3]
Exit Costs [Member]
Restructuring Reserve [Roll Forward]
Balance, December 31, 2012(a)	152	[1]
Provision	36
Utilization and other(b)	(109)	[2]
Balance, September 29, 2013(c)	$ 79	[3]

[1] Included in Other current liabilities ($1.2 billion) and Other noncurrent liabilities ($720 million).

[2] Includes adjustments for foreign currency translation.

[3] Included in Other current liabilities ($717 million) and Other noncurrent liabilities ($644 million).