CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Millions	9 Months Ended
	Oct. 02, 2020	Sep. 27, 2019
Cash flows from operations:
Net income	$ 432	$ 489
Adjustments to reconcile net income to net cash provided by operations:
Gain on sale of business	0	(87)
Depreciation and amortization	214	174
Stock-based compensation	45	38
Loss on debt extinguishment	31	0
Asset impairment charges	11	0
Deferred income taxes	(2)	29
Bad debt expense	11	19
Other	4	3
Change in assets and liabilities, net of effects of acquisitions and dispositions:
Receivables	140	68
Other current assets and other long-term assets	49	34
Accounts payable and accrued liabilities and other long-term liabilities	211	93
Accrued payroll and employee benefits	247	(17)
Income taxes receivable/payable	(7)	(20)
Net cash provided by operating activities	1,386	823
Cash flows from investing activities:
Acquisition of businesses, net of cash acquired	(2,610)	(94)
Payments for property, equipment and software	(120)	(67)
Proceeds from disposition of businesses	0	183
Net proceeds from sale of assets	10	96
Other	6	1
Net cash (used in) provided by investing activities	(2,714)	119
Cash flows from financing activities:
Proceeds from debt issuance	6,225	0
Payments of long-term debt	(4,680)	(50)
Payments for debt issuance costs	(39)	0
Dividend payments	(148)	(101)
Repurchases of stock and other	(35)	(430)
Proceeds from issuances of stock	26	16
Other	4	0
Net cash provided by (used in) financing activities	1,353	(565)
Net increase in cash, cash equivalents and restricted cash	25	377
Cash, cash equivalents and restricted cash at beginning of period	717	369
Cash, cash equivalents and restricted cash at end of period	$ 742	$ 746