CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Operating activities
Net income	$ 157	$ 75
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation and amortization	99	89
Other, net	19	11
Change in operating working capital:
Net change in operating assets and liabilities	(89)	(19)
Net cash provided by operating activities	186	156
Investing activities
Expenditures for property, plant and equipment	(94)	(89)
Proceeds from sale of property, plant and equipment	1	1
Net cash used in investing activities	(93)	(88)
Financing activities
Net increase (decrease) in short-term debt	47	(27)
Issuance of long-term debt		500
Decrease in long-term debt	(26)
Dividends paid		(54)
Common stock options exercised	1	0
Net cash provided by financing activities	22	419
Effect of exchange rate changes on cash and cash equivalents	(39)	(24)
Increase in cash and cash equivalents	76	463
Cash and cash equivalents at beginning of period	1,178	445
Cash and cash equivalents at end of period	$ 1,254	$ 907