CONDENSED CONSOLIDATED STATEMENTS OF EQUITY (UNAUDITED) - USD ($) $ in Millions		Total	Preferred Stock [Member]	Common Stock [Member]	Add'l Paid-in Capital [Member]	Treasury Stock [Member]	Retained Earnings [Member]	Accum. Other Comp. Loss [Member]	Shareholders' Equity [Member]	Noncontrolling Interests [Member]
Beginning balance (in shares) at Dec. 31, 2018			478	9,332,000,000		3,615,000,000
Beginning balance at Dec. 31, 2018		$ 63,758	$ 19	$ 467	$ 86,253	$ (101,610)	$ 89,554	$ (11,275)	$ 63,407	$ 351
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		16,628					16,609		16,609	19
Other comprehensive income/(loss), net of tax		(536)						(525)	(525)	(11)
Cash dividends declared:
Common stock		(6,068)					(6,068)		(6,068)
Preferred stock		(1)					(1)		(1)
Noncontrolling interests		(5)								(5)
Share-based payment transactions (in shares)				34,000,000		7,000,000
Share-based payment transactions		530		$ 2	848	$ (320)			530
Purchases of common stock (in shares)						(213,000,000)
Purchases of common stock		(8,865)				$ (8,865)			(8,865)
Preferred stock conversions and redemptions (in shares)			(28)
Preferred stock conversions and redemptions		(3)	$ (1)		(2)				(3)
Other		(42)					19		19	(61)
Ending balance (in shares) at Sep. 29, 2019			449	9,366,000,000		3,835,000,000
Ending balance at Sep. 29, 2019		65,396	$ 18	$ 468	87,099	$ (110,795)	100,113	(11,801)	65,103	293
Beginning balance (in shares) at Jun. 30, 2019			458	9,363,000,000		3,801,000,000
Beginning balance at Jun. 30, 2019		59,924	$ 18	$ 468	86,963	$ (110,786)	94,440	(11,535)	59,568	357
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		7,684					7,680		7,680	4
Other comprehensive income/(loss), net of tax		(275)						(265)	(265)	(9)
Cash dividends declared:
Common stock		(2,006)					(2,006)		(2,006)
Preferred stock		0
Noncontrolling interests		2								2
Share-based payment transactions (in shares)				3,000,000
Share-based payment transactions		128			136	$ (8)			128
Purchases of common stock (in shares)						(34,000,000)
Purchases of common stock		0
Preferred stock conversions and redemptions (in shares)			(8)
Preferred stock conversions and redemptions		(1)							(1)
Other		(61)								(61)
Ending balance (in shares) at Sep. 29, 2019			449	9,366,000,000		3,835,000,000
Ending balance at Sep. 29, 2019		65,396	$ 18	$ 468	87,099	$ (110,795)	100,113	(11,801)	65,103	293
Beginning balance (in shares) at Dec. 31, 2019			431	9,369,000,000		3,835,000,000
Beginning balance at Dec. 31, 2019		63,447	$ 17	$ 468	87,428	$ (110,801)	97,670	(11,640)	63,143	303
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		9,046					9,022		9,022	25
Other comprehensive income/(loss), net of tax		(1,045)						(1,036)	(1,036)	(9)
Cash dividends declared:
Common stock		(6,408)					(6,408)		(6,408)
Preferred stock		0
Noncontrolling interests		(81)								(81)
Share-based payment transactions (in shares)				28,000,000		6,000,000
Share-based payment transactions		539		$ 1	748	$ (210)			539
Purchases of common stock		0
Preferred stock conversions and redemptions (in shares)	[1]		(431)			1,000,000
Preferred stock conversions and redemptions	[1]	(1)	$ (17)		(15)	$ 31			(1)
Other		(1)								(1)
Ending balance (in shares) at Sep. 27, 2020			0	9,397,000,000		3,840,000,000
Ending balance at Sep. 27, 2020		65,495	$ 0	$ 470	88,161	$ (110,980)	100,284	(12,676)	65,259	236
Beginning balance (in shares) at Jun. 28, 2020			0	9,394,000,000		3,840,000,000
Beginning balance at Jun. 28, 2020		64,564	$ 0	$ 470	87,886	$ (110,978)	100,203	(13,246)	64,336	228
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		2,202					2,194		2,194	8
Other comprehensive income/(loss), net of tax		572						569	569	3
Cash dividends declared:
Common stock		(2,113)					(2,113)		(2,113)
Preferred stock		0
Noncontrolling interests		(1)								(1)
Share-based payment transactions (in shares)				3,000,000
Share-based payment transactions		273			275	$ (2)			273
Purchases of common stock		0
Preferred stock conversions and redemptions		0
Other		(1)								(1)
Ending balance (in shares) at Sep. 27, 2020			0	9,397,000,000		3,840,000,000
Ending balance at Sep. 27, 2020		$ 65,495	$ 0	$ 470	$ 88,161	$ (110,980)	$ 100,284	$ (12,676)	$ 65,259	$ 236

[1] See Note 11.