Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Operating activities
Net earnings	$ 481	$ 944
Adjustments to reconcile to net cash used in operating activities:
Depreciation and amortization	337	299
Stock-based compensation	20	20
Deferred income taxes	(34)	(103)
B-21 loss provision	477	0
Net periodic pension and OPB income	(81)	(113)
Pension and OPB contributions	(28)	(36)
Changes in assets and liabilities:
Accounts receivable, net	(542)	(378)
Unbilled receivables, net	(1,069)	(757)
Inventoried costs, net	(125)	(262)
Prepaid expenses and other assets	(42)	49
Accounts payable and other liabilities	(1,014)	(581)
Income taxes payable, net	58	219
Other operating activities, net	(3)	(7)
Net cash used in operating activities	(1,565)	(706)
Investing activities
Capital expenditures	(256)	(270)
Other investing activities, net	4	1
Net cash used in investing activities	(252)	(269)
Financing activities
Net proceeds from issuance of long-term debt	0	2,495
Payments of long-term debt	(1,500)	0
Net borrowings on commercial paper	1,474	0
Common stock repurchases	(480)	(1,190)
Cash dividends paid	(302)	(283)
Payments of employee taxes withheld from share-based awards	(38)	(55)
Other financing activities, net	(5)	(40)
Net cash (used in) provided by financing activities	(851)	927
Decrease in cash and cash equivalents	(2,668)	(48)
Cash and cash equivalents, beginning of year	4,353	3,109
Cash and Cash Equivalents, at Carrying Value	$ 1,685	$ 3,061