CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	3 Months Ended
	Mar. 28, 2020	Mar. 30, 2019
Cash flows from operating activities:
Net income	$ 45	$ 8
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	49	49
Amortization of debt discount and issuance costs	2	2
Charges for losses on receivables and inventories	8	14
Asset impairments	12	29
Compensation expense for share-based payments	7	8
Deferred income taxes and deferred tax asset valuation allowances	24
Contingent consideration payments in excess of acquisition-date liability		(11)
Changes in working capital and other operating activities	41	(39)
Net cash provided by operating activities	188	60
Cash flows from investing activities:
Capital expenditures	(25)	(46)
Businesses acquired, net of cash acquired	(18)	(5)
Proceeds from collection of notes receivable	818
Other investing activities	1	(1)
Net cash provided by (used in) investing activities	776	(52)
Cash flows from financing activities:
Net payments on long and short-term borrowings	(25)	(24)
Debt retirement	(735)
Cash dividends on common stock	(13)	(14)
Share purchases for taxes, net of proceeds from employee share-based transactions	(4)	(4)
Repurchase of common stock for treasury	(30)	(11)
Contingent consideration payments up to amount of acquisition-date liability	(1)	(12)
Other financing activities		1
Net cash used in financing activities	(808)	(64)
Effect of exchange rate changes on cash and cash equivalents	(12)	2
Net increase (decrease) in cash and cash equivalents	144	(54)
Cash, cash equivalents and restricted cash at beginning of period	700	660
Cash, cash equivalents and restricted cash at end of period	844	606
Supplemental information
Right-of-use assets obtained in exchange for new finance lease liabilities	3	2
Right-of-use assets obtained in exchange for new operating lease liabilities	$ 54	$ 53