Consolidated Statement of Cash Flows (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Operating activities
Net income	$ 68	$ 38
Depreciation	88	85
Amortization	7	4
Amortization of deferred financing charges	2	2
Earnings of affiliates, net of dividends received	(14)	(2)
Stock compensation expense	5	4
Deferred income taxes	(6)	(35)
Pension expense, net		1
Impairment of goodwill		51
Change in working capital	(133)	(183)
Other, net	10	(16)
Net cash provided by (used in) operating activities	27	(51)
Investing activities
Purchases of property, plant and equipment	(53)	(63)
Acquisition of businesses, net of cash acquired	(17)	(8)
Purchases of marketable securities	(11)	(12)
Proceeds from sales and maturities of marketable securities	6	6
Settlements of undesignated derivatives		(3)
Other, net	2	(5)
Net cash used in investing activities	(73)	(85)
Financing activities
Net change in short-term debt	(1)	298
Proceeds from long-term debt	2	4
Repayment of long-term debt	(1)	(1)
Deferred financing payments	(2)
Dividends paid to common stockholders	(14)	(15)
Distributions to noncontrolling interests		(1)
Contributions from noncontrolling interests	1	2
Other, net	(1)	(4)
Net cash provided by (used in) financing activities	(16)	283
Net increase (decrease) in cash, cash equivalents and restricted cash	(62)	147
Cash, cash equivalents and restricted cash – beginning of period	567	518
Effect of exchange rate changes on cash balances	(12)	(29)
Cash, cash equivalents and restricted cash – end of period (Note 5)	493	636
Non-cash investing activity
Purchases of property, plant and equipment held in accounts payable	$ 56	$ 73