Consolidated Statements of Cash Flows - USD ($) $ in Millions	9 Months Ended
	Sep. 28, 2025	Sep. 29, 2024
Operating activities
Net earnings	$ 3,673	$ 4,809
Adjustments to reconcile net earnings to net cash provided by operating activities
Depreciation and amortization	1,224	1,100
Stock-based compensation	215	229
Deferred income taxes	72	(174)
Impairment and other charges	66	87
Select program losses	1,615	248
Changes in assets and liabilities
Receivables, net	(1,493)	(9)
Contract assets	(1,231)	(1,136)
Inventories	(511)	(155)
Accounts payable	1,644	970
Contract liabilities	38	(139)
Income taxes	(100)	66
Qualified defined benefit pension plans	334	(2)
Other, net	(208)	55
Net cash provided by operating activities	5,338	5,949
Investing activities
Capital expenditures	(1,186)	(1,103)
Other, net	(278)	149
Net cash (used for) investing activities	(1,464)	(954)
Financing activities
Issuance of long-term debt, net of related costs	1,985	1,980
Repayments of long-term debt	(142)	(168)
Repurchases of common stock	(2,250)	(2,700)
Dividends paid	(2,332)	(2,281)
Other, net	(148)	(117)
Net cash (used for) financing activities	(2,887)	(3,286)
Net change in cash and cash equivalents	987	1,709
Cash and cash equivalents at beginning of period	2,483	1,442
Cash and cash equivalents at end of period	$ 3,470	$ 3,151