Consolidated Statement Of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Operating activities [Abstract]
Net income	$ 233	$ 440	$ 116
Depreciation	322	260	220
Amortization	17	10	13
Amortization of deferred financing charges	6	4	5
Call premium on debt	7		15
Write-off of deferred financing costs	2		4
Earnings of affiliates, net of dividends received	(9)	(4)	(3)
Stock compensation expense	19	16	23
Deferred income taxes	(137)	(64)	179
Pension expense, net	211	3	(6)
Impairment of goodwill and indefinite-lived intangible asset	6	20
Gain on sale of subsidiaries			(3)
Gain on disposal group held for sale		(2)
(Gain) loss on disposal group held for sale		(3)	27
Change in working capital	(17)	(113)	(8)
Change in other noncurrent assets and liabilities	(18)	(12)	(9)
Other, net	(5)	10	(19)
Net cash provided by operating activities	637	568	554
Investing activities [Abstract]
Purchases of property, plant and equipment	(426)	(325)	(393)
Acquisition of businesses, net of cash acquired	(668)	(153)	(185)
Proceeds from previous acquisition		9
Purchases of marketable securities	(33)	(37)	(35)
Proceeds from sales of marketable securities	6	15	1
Proceeds from maturities of marketable securities	29	37	27
Proceeds from sale of subsidiaries, net of cash disposed	1		3
Proceeds from sale of subsidiaries, net of cash disposed		(6)
Settlements of undesignated derivatives	(20)
Other, net	(12)	(2)	(1)
Net cash used in investing activities	(1,123)	(462)	(583)
Financing activities [Abstract]
Net change in short-term debt	(3)	(21)	(90)
Proceeds from long-term debt	975		676
Repayment of long-term debt	(423)	(13)	(640)
Call premium on debt	(7)		(15)
Deferred financing payments	(20)	(1)	(9)
Dividends paid to common stockholders	(58)	(58)	(35)
Distributions to noncontrolling interests	(19)	(42)	(12)
Sale of interest to noncontrolling shareholder	53
Contributions from noncontrolling interests	4	25
Payments to acquire redeemable noncontrolling interests		(43)
Repurchases of common stock	(25)	(25)
Other, net	2	(2)	5
Net cash provided by (used in) financing activities	479	(180)	(120)
Net decrease in cash, cash equivalents and restricted cash	(7)	(74)	(149)
Cash, cash equivalents and restricted cash - beginning of period	520	610	716
Effect of exchange rate changes on cash balances	5	(16)	43
Cash, cash equivalents and restricted cash - end of period	$ 518	$ 520	$ 610