Recent Accounting Standards - Impact of Adoption of New Revenue Standard (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016
Income Statement [Abstract]
Net revenue	$ 70,848	$ 62,761	$ 59,387
Cost of sales	(27,111)	(23,663)	(23,154)
Gross margin	43,737	39,098	36,233
Marketing, general and administrative	6,750	7,452	8,377
Operating income	23,316	18,050	13,133
Income before taxes	23,317	20,352	12,936
Provision for taxes	2,264	10,751	2,620
Net income	21,053	9,601	$ 10,316
Assets
Accounts receivable	6,722	5,607
Inventories	7,253	6,983
Other current assets	3,162	2,908
Liabilities
Deferred income	0	1,656
Other accrued liabilities	7,919	7,535
Deferred income taxes	1,665	3,046
Equity
Retained earnings	50,172	42,083
Accounting Standards Update 2014-09
Assets
Accounts receivable		(530)
Inventories		47
Other current assets		64
Liabilities
Deferred income		(1,356)
Other accrued liabilities		81
Equity
Retained earnings		$ 665
Adjustments | Accounting Standards Update 2014-09
Income Statement [Abstract]
Net revenue	(616)
Cost of sales	206
Gross margin	(410)
Marketing, general and administrative	(70)
Operating income	(340)
Income before taxes	(340)
Provision for taxes	(64)
Net income	(276)
Assets
Accounts receivable	216
Inventories	62
Other current assets	4
Liabilities
Deferred income	1,846
Other accrued liabilities	(514)
Deferred income taxes	(109)
Equity
Retained earnings	(941)
Without new revenue standard
Income Statement [Abstract]
Net revenue	70,232
Cost of sales	(26,905)
Gross margin	43,327
Marketing, general and administrative	6,680
Operating income	22,976
Income before taxes	22,977
Provision for taxes	2,200
Net income	20,777
Assets
Accounts receivable	6,938
Inventories	7,315
Other current assets	3,166
Liabilities
Deferred income	1,846
Other accrued liabilities	7,405
Deferred income taxes	1,556
Equity
Retained earnings	$ 49,231