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Investments (Details) - USD ($) $ in Millions	3 Months Ended
Investments (Details) - USD ($) $ in Millions	Apr. 01, 2023	Apr. 02, 2022	Dec. 31, 2022
Investments
Total trading short-term investments	$ 1,213		$ 1,086
Unrealized gains (losses) on trading securities	(101)	$ (42)
Long term investments	185		185
Funding of long-term investment		$ 13
Denominated in foreign currencies
Investments
Total trading short-term investments	19		16
Domestic debt securities
Investments
Fair Value	475		399
Domestic equity securities
Investments
Fair Value	440		433
Foreign equity securities
Investments
Fair Value	174		169
Foreign debt securities
Investments
Fair Value	107		66
Money market funds held in trading accounts
Investments
Fair Value	13		12
Other trading securities
Investments
Fair Value	$ 4		$ 7