Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Operating activities
Net earnings	$ 5,732	$ 6,315	$ 6,833
Adjustments to reconcile net earnings to net cash provided by operating activities
Depreciation and amortization	1,404	1,364	1,290
Stock-based compensation	238	227	221
Equity method investment impairment	0	0	128
Tax resolution related to former IS&GS business	0	0	55
Deferred income taxes	(757)	(183)	5
Pension settlement charge	1,470	1,665	0
Severance and other charges	100	36	27
Changes in:
Receivables, net	(542)	15	359
Contract assets	(1,739)	(1,034)	(451)
Inventories	(107)	564	74
Accounts payable	1,274	(98)	(372)
Contract liabilities	381	562	491
Income taxes	148	45	(19)
Qualified defined benefit pension plans	(412)	(267)	(1,197)
Other, net	612	10	739
Net cash provided by operating activities	7,802	9,221	8,183
Investing activities
Capital expenditures	(1,670)	(1,522)	(1,766)
Other, net	(119)	361	(244)
Net cash used for investing activities	(1,789)	(1,161)	(2,010)
Financing activities
Issuance of long-term debt, net of related costs	6,211	0	1,131
Repayments of long-term debt	(2,250)	(500)	(1,650)
Repurchases of common stock	(7,900)	(4,087)	(1,100)
Dividends paid	(3,016)	(2,940)	(2,764)
Other, net	(115)	(89)	(144)
Net cash used for financing activities	(7,070)	(7,616)	(4,527)
Net change in cash and cash equivalents	(1,057)	444	1,646
Cash and cash equivalents at beginning of year	3,604	3,160	1,514
Cash and cash equivalents at end of year	$ 2,547	$ 3,604	$ 3,160