CONDENSED CONSOLIDATED STATEMENT OF CASH FLOWS (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 29, 2024	Mar. 31, 2023
Operating Activities
Net income	$ 285	$ 339
Adjustments to reconcile net income to net cash (used in) provided by operating activities:
Amortization of acquisition-related intangibles	217	165
Depreciation and other amortization	103	85
Share-based compensation	26	23
Share-based matching contributions under defined contribution plans	70	57
Pension and other postretirement benefit plan income	(72)	(71)
Deferred income taxes	(111)	(115)
(Increase) decrease in:
Receivables, net	7	48
Contract assets	(340)	(269)
Inventories	(21)	(86)
Other current assets	10	(40)
Increase (decrease) in:
Accounts payable	9	90
Contract liabilities	(152)	97
Compensation and benefits	(170)	(115)
Other accrued items	(18)	63
Income taxes	103	130
Other operating activities	(50)	(51)
Net cash (used in) provided by operating activities	(104)	350
Investing Activities
Net cash paid for acquired businesses	0	(1,973)
Additions to property, plant and equipment	(115)	(71)
Other investing activities	(1)	(4)
Net cash used in investing activities	(116)	(2,048)
Financing Activities
Proceeds from borrowings, net of issuance cost	2,237	2,248
Repayments of borrowings	(2,250)	(255)
Change in commercial paper, maturities under 90 days, net	326	0
Proceeds from commercial paper, maturities over 90 days	480	0
Repayments of commercial paper, maturities over 90 days	(205)	0
Proceeds from exercises of employee stock options	35	11
Repurchases of common stock	(233)	(396)
Cash dividends	(224)	(220)
Other financing activities	(22)	(27)
Net cash provided by financing activities	144	1,361
Effect of exchange rate changes on cash and cash equivalents	(7)	2
Net decrease in cash and cash equivalents	(83)	(335)
Cash and cash equivalents, beginning of period	560	880
Cash and cash equivalents, end of period	$ 477	$ 545