CONSOLDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	9 Months Ended
	Sep. 28, 2019	Sep. 29, 2018
Cash flows from operating activities:
Net income	$ 375	$ 306
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	139	131
Amortization of debt issuance costs and discounts	6	12
Share-based compensation	36	34
Deferred income taxes	0	17
Unrealized loss (gain) on forward interest rate swaps	28	(24)
Other, net	(4)	3
Changes in operating assets and liabilities:
Accounts receivable, net	(73)	(93)
Inventories, net	65	(16)
Other assets	(20)	(10)
Accounts payable	(51)	69
Accrued liabilities	(62)	(5)
Deferred revenue	43	28
Income taxes	(58)	2
Other operating activities	(4)	6
Net cash provided by operating activities	420	460
Cash flows from investing activities:
Purchases of property, plant and equipment	(44)	(48)
Acquisition of businesses, net of cash acquired	(255)	(72)
Proceeds from sale of long-term investments	10	2
Purchases of long-term investments	(21)	(2)
Net cash used in investing activities	(310)	(120)
Cash flows from financing activities:
Payment of debt issuance costs and discounts	(5)	(2)
Payments of long-term debt	(661)	(1,307)
Proceeds from issuance of long-term debt	593	961
Payments of debt extinguishment costs	(1)	(1)
Payments for repurchases of common stock	(20)	0
Payments of taxes related to net settlements of equity awards, net of proceeds from exercise of stock options and stock purchase plan purchases	(36)	(2)
Other financing activities	10	0
Net cash used in financing activities	(120)	(351)
Effect of exchange rate changes on cash	(1)	(6)
Net decrease in cash and cash equivalents	(11)	(17)
Cash and cash equivalents at beginning of period	44	62
Cash and cash equivalents at end of period	33	45
Supplemental disclosures of cash flow information:
Income taxes paid	102	46
Interest paid	$ 49	$ 73