Investments and Fair Value Measurements - Marketable Equity Securities (Details) - USD ($) $ in Millions	3 Months Ended
Apr. 03, 2022	Apr. 04, 2021
Fair Value Disclosures [Abstract]
Net losses recognized during the period on marketable equity securities	$ (42)	$ (72)
Less: Net losses recognized during the period on marketable equity securities sold during the period	0	14
Net unrealized losses recognized during the period on marketable equity securities still held at the reporting date	$ (42)	$ (58)

Amount of unrealized gain (loss) on investment in marketable security.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(7)(c))
-URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227

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