Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Operating Activities:
Net income	$ 256	$ 374
Adjustments to reconcile net income to net cash flows provided by operating activities, net of acquisitions and dispositions:
Depreciation and amortization	42	44
Deferred income tax expense (benefit)	0	16
Stock compensation cost	21	16
Change in operating assets and liabilities:
Accounts receivable, net	(104)	(162)
Contract assets and liabilities, current	260	275
Inventories	(18)	9
Other current assets	(2)	(24)
Accounts payable	(281)	(217)
Accrued liabilities	12	(142)
Pension contributions	(18)	(12)
Other operating activities, net	22	(6)
Net cash flows provided by (used in) operating activities	190	171
Investing Activities:
Capital expenditures	(34)	(31)
Acquisitions of businesses and intangible assets, net of cash (Note 6)	(36)	(30)
Receipts (payments) on settlements of derivative contracts	(93)	(21)
Other investing activities, net	2	3
Net cash flows provided by (used in) investing activities	(161)	(79)
Financing Activities:
Net proceeds from (repayments of) borrowings (maturities of 90 days or less)	(11)	3
Dividends paid on Common Stock	(155)	(138)
Repurchases of Common Stock	(253)	(300)
Acquisition of noncontrolling interest shares	0	(4)
Dividends paid to noncontrolling interest	(2)	(9)
Other financing activities, net	(7)	(19)
Net cash flows provided by (used in) financing activities	(428)	(467)
Effect of exchange rate changes on cash and cash equivalents	7	(18)
Net increase (decrease) in cash, cash equivalents and restricted cash	(392)	(393)
Cash, cash equivalents and restricted cash, beginning of year	2,321	1,280
Cash, cash equivalents and restricted cash, end of period	1,929	887
Less: Restricted cash	11	3
Cash and cash equivalents, end of period	$ 1,918	$ 884