Fair Value Measurements - Schedule of Effect of Derivatives not Designated as Hedging Instruments (Details) - USD ($) $ in Millions	12 Months Ended
Jan. 03, 2021	Dec. 29, 2019
Forward foreign exchange contracts: \| Not Designated as Hedging Instrument \| Other (Income) Expense
Derivative Instruments, Gain (Loss) [Line Items]
Gain/(Loss) Recognized In Income on Derivative	$ 24	$ (144)

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4A
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5618551-113959

Name:	us-gaap_DerivativeGainLossOnDerivativeNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration