CONDENSED CONSOLIDATED STATEMENT OF CASH FLOWS - USD ($) $ in Millions	6 Months Ended
	Jul. 02, 2021	Jul. 03, 2020
Operating Activities
Net income	$ 879	$ 472
Adjustments to reconcile net income to net cash provided by operating activities:
Amortization of acquisition-related intangibles	320	353
Depreciation and other amortization	164	162
Share-based compensation	67	40
Share-based matching contributions under defined contribution plans	117	122
Qualified pension plan contributions	(4)	(4)
Pension and other postretirement benefit plan income	(188)	(160)
Investment and asset impairment charges	242	394
Business divestiture-related (gains) losses	(165)	52
Deferred income taxes	(151)	(109)
(Increase) decrease in:
Accounts receivable	62	(59)
Contract assets	(438)	43
Inventories	46	175
Prepaid expenses and other current assets	(21)	(27)
Increase (decrease) in:
Accounts payable	69	(116)
Contract liabilities	86	(80)
Compensation and benefits	(80)	(29)
Income taxes	309	92
Other accrued items	8	65
Other	59	(51)
Net cash provided by operating activities	1,381	1,335
Investing Activities
Additions of property, plant and equipment	(128)	(108)
Proceeds from sale of property, plant and equipment	4	0
Proceeds from sales of businesses, net	1,430	963
Other investing activities	1	(10)
Net cash provided by investing activities	1,307	845
Financing Activities
Net proceeds from borrowings	5	248
Repayments of borrowings	(10)	(254)
Proceeds from exercises of employee stock options	38	37
Repurchases of common stock	(1,550)	(700)
Cash dividends	(416)	(367)
Other financing activities	(4)	(6)
Net cash used in financing activities	(1,937)	(1,042)
Effect of exchange rate changes on cash and cash equivalents	2	(15)
Net increase in cash and cash equivalents	753	1,123
Cash and cash equivalents, beginning of year	1,276	824
Cash and cash equivalents, end of quarter	$ 2,029	$ 1,947