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OTHER - Lockheed Martin Ventures Fund (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 25, 2022	Sep. 26, 2021	Sep. 25, 2022	Sep. 26, 2021	Dec. 31, 2021
Accounting Policies [Abstract]
Carrying amount of investments held in lockheed martin venture fund	$ 418		$ 418		$ 465
Realized gain (loss) reflected in other non-operating income	(26)	$ 98	(66)	$ 180
Realized gain (loss) recognized for changes in fair value, net of tax	$ (20)	$ 74	$ (50)	$ 135
Realized gain (loss) recognized for changes in fair value, net of tax (in dollars per share)	$ (0.07)	$ 0.27	$ (0.19)	$ 0.49

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Amount of realized gain (loss) from sale of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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-Publisher FASB
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