Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 497	$ 492
Adjustments to reconcile net income to net cash provided by operating activities:
Amortization of intangible assets	65	66
Deferred income taxes	61	46
Depreciation of property, plant and equipment	57	58
Stock-based compensation	10	9
Expenses related to long-term debt refinancing	5	0
Amortization of deferred financing costs	4	5
Allowance for doubtful accounts	1	0
Other	(1)	7
Changes in assets and liabilities:
Accounts receivable	(40)	(117)
Inventories	(20)	(15)
Accounts payable	2	29
Other assets and liabilities	4	25
Net cash provided by operating activities	645	605
CASH FLOWS FROM INVESTING ACTIVITIES:
Business acquisitions	(232)	0
Additions of long-lived assets	(91)	(52)
Net cash used for investing activities	(323)	(52)
CASH FLOWS FROM FINANCING ACTIVITIES:
Payments on long-term debt	(1,149)	(28)
Issuance of long-term debt	1,148	0
Repurchases of common stock	(331)	(456)
Payments on revolving credit facility	(90)	0
Borrowings on revolving credit facility	90	0
Dividend payments	(55)	(61)
Debt financing fees	(12)	(1)
Taxes paid related to net share settlement of equity awards	(4)	(4)
Proceeds from exercise of stock options	4	21
Net cash used for financing activities	(399)	(529)
Effect of exchange rate changes on cash	(2)	(2)
Net (decrease) increase in cash and cash equivalents	(79)	22
Cash and cash equivalents at beginning of period	231	199
Cash and cash equivalents at end of period	152	221
Supplemental disclosures:
Interest paid	63	68
Income taxes paid	$ 84	$ 80