Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Operating activities
Net earnings	$ 1,884	$ 1,654
Adjustments to reconcile to net cash provided by operating activities:
Depreciation and amortization	625	621
Stock-based compensation	46	47
Deferred income taxes	(230)	(423)
Net periodic pension and OPB income	(226)	(154)
Pension and OPB contributions	(69)	(75)
Changes in assets and liabilities:
Accounts receivable, net	(240)	(591)
Unbilled receivables, net	(741)	110
Inventoried costs, net	(398)	(331)
Prepaid expenses and other assets	45	66
Accounts payable and other liabilities	(918)	(1,043)
Income taxes payable, net	925	285
Other operating activities, net	16	51
Net cash provided by operating activities	719	217
Investing activities
Capital expenditures	(590)	(613)
Other investing activities, net	0	1
Net cash used in investing activities	(590)	(612)
Financing activities
Net proceeds from issuance of long-term debt	2,495	1,995
Proceeds from (Repayments of) Commercial Paper	0	768
Common stock repurchases	(1,752)	(931)
Cash dividends paid	(586)	(554)
Payments of employee taxes withheld from share-based awards	(57)	(50)
Other financing activities, net	(66)	(26)
Net cash provided by financing activities	34	1,202
Increase in cash and cash equivalents	163	807
Cash and cash equivalents, beginning of year	3,109	2,577
Cash and Cash Equivalents, at Carrying Value	$ 3,272	$ 3,384