Investments - Bejing Unisoc Technology (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 02, 2022	Jun. 26, 2021	Jul. 02, 2022	Jun. 26, 2021	Dec. 25, 2021
Schedule of Investments [Line Items]
Gains (losses) on equity investments, net	$ (90)	$ 295	$ 4,233	$ 663
Bejing Unisoc Technology Ltd.
Schedule of Investments [Line Items]
Gains (losses) on equity investments, net		$ 471
Net book value of nonmarketable equity investment					$ 1,100