CONDENSED CONSOLIDATED STATEMENT OF CASH FLOWS (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Apr. 03, 2026	Mar. 28, 2025
Operating Activities
Net income	$ 512	$ 386
Adjustments to reconcile to net cash used in operating activities:
Depreciation and amortization	282	301
Share-based compensation	21	19
Net periodic benefit income	(70)	(84)
Share-based matching contributions under defined contribution plans	62	68
Deferred income taxes	119	(89)
(Increase) decrease in:
Receivables, net	(623)	(447)
Contract assets	72	(420)
Inventories, net	(17)	92
Other current assets	(218)	(19)
Increase (decrease) in:
Accounts payable	(527)	52
Contract liabilities	461	(16)
Compensation and benefits	(87)	(105)
Other current liabilities	(15)	11
Income taxes	(7)	273
Other operating activities	(60)	(64)
Net cash used in operating activities	(95)	(42)
Investing Activities
Capital expenditures	(99)	(59)
Proceeds from disposal of property, plant and equipment, net	7	0
Proceeds from sales of businesses, net of cash divested	0	831
Other investing activities	(5)	(28)
Net cash (used in) provided by investing activities	(97)	744
Financing Activities
Repayments of long-term debt	(106)	(5)
Change in commercial paper, net	350	20
Repurchases of common stock	(296)	(569)
Dividends paid	(238)	(228)
Other financing activities	6	(23)
Net cash used in financing activities	(284)	(805)
Effect of exchange rate changes on cash and cash equivalents	(3)	5
Net decrease in cash and cash equivalents	(479)	(98)
Cash and cash equivalents, beginning of period	1,069	615
Cash and cash equivalents, end of period	$ 590	$ 517