Investments and Fair Value Measurements - Marketable Equity Securities (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 02, 2022	Oct. 03, 2021	Oct. 02, 2022	Oct. 03, 2021
Fair Value Disclosures [Abstract]
Net gains (losses) recognized during the period on marketable equity securities	$ 3	$ 45	$ (66)	$ (23)
Less: Net losses recognized during the period on marketable equity securities sold during the period	0	0	0	(7)
Net unrealized gains (losses) recognized during the period on marketable equity securities still held at the reporting date	$ 3	$ 45	$ (66)	$ (16)