Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 28, 2025	Sep. 29, 2024	Sep. 28, 2025	Sep. 29, 2024
Statement of Comprehensive Income [Abstract]
Net earnings	$ 1,619	$ 1,623	$ 3,673	$ 4,809
Postretirement benefit plans
Amortization, net of tax of $16 million and $51 million in 2025 and $6 million and $16 million in 2024	65	19	193	57
Other, net of tax of $1 million and $17 million in 2025 and $3 million and $5 million in 2024	(10)	57	157	53
Other comprehensive income, net of tax	55	76	350	110
Comprehensive income	$ 1,674	$ 1,699	$ 4,023	$ 4,919