Supplemental Information (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Selling, General and Administrative Expense [Abstract]
Selling									$ 757	$ 511	$ 493
General and administrative									872	696	652
Selling, general and administrative									1,629	1,207	1,145
Depreciation, Depletion and Amortization [Abstract]
Depreciation									1,615	1,093	1,028
Amortization of other intangibles									215	91	94
Depreciation and amortization	$ 902	$ 306	$ 311	$ 311	$ 307	$ 298	$ 292	$ 287	1,830	1,184	1,122
Other Income Expense Net [Abstract]
Currency related net gains (losses)									4	(3)	1
Partnership income									8	6	5
Severance expense									(7)	(6)	(7)
Business divestitures and asset gains (losses) – net									6	4	16
Other – net									7	3	8
Other income (expenses) – net									18	4	23
Interest and Debt Expense [Abstract]
Interest incurred on debt									196	189	208
Interest capitalized									(20)	(28)	(34)
Bond redemption									26	0	16
Interest expense – net									202	161	190
Noncontrolling Interest [Abstract]
Noncontrolling interests income from operations									12	59	35
Redeemable noncontrolling interests' operations (Note 16)									3	2	3
Noncontrolling interests from continuing operations									15	61	38
Noncontrolling interests from discontinued operations									9	0	$ 0
Accounts, Notes, Loans and Financing Receivable, Net, Current [Abstract]
Trade	4,368				1,814				4,368	1,814
Other	42				34				42	34
Total Accounts Receivable - Gross	4,410				1,848				4,410	1,848
Less: allowance for doubtful accounts	(113)				(138)				(113)	(138)
Accounts receivable – net	4,297				1,710				4,297	1,710
Inventory, Finished Goods and Work in Process, Gross [Abstract]
Raw materials and supplies	339				224				339	224
Work in process	321				57				321	57
Finished goods	991				333				991	333
Inventories	1,651				614				1,651	614
Prepaid Expense and Other Assets, Current [Abstract]
Prepaid	367				185				367	185
VAT Recoverable	250				94				250	94
Other	460				65				460	65
Prepaid and other current assets	1,077				344				1,077	344
Prepaid Expense and Other Assets, Noncurrent [Abstract]
Pension assets (Note 18)	140				17				140	17
Insurance contracts	75				74				75	74
Long-term receivables, net	135				54				135	54
Deposits	61				70				61	70
Investments carried at cost	76				12				76	12
Deferred charges	148				47				148	47
Deferred income taxes (Note 7)	510				198				510	198
Other	317				109				317	109
Other long-term assets	1,462				581				1,462	581
Other Current Liabilities [Abstract]
Accrued expenses	1,187				319				1,187	319
Payroll	658				170				658	170
VAT Payable	235				50				235	50
Deferred Income	242				9				242	9
Pension and postretirement (Note 16)	117				30				117	30
Interest payable	137				81				137	81
Employee benefit accrual	104				23				104	23
Insurance reserves	36				12				36	12
Other	1,042				232				1,042	232
Other current liabilities	3,758				926				3,758	926
Other Long Term Liabilities [Abstract]
Pension and postretirement (Note 18)	2,004				851				2,004	851
Tax liabilities for uncertain tax positions	191				35				191	35
Tax Act liabilities for deemed repatriation (Note 7)	265				388				265	388
Interest and penalties for uncertain tax positions (Note 7)	48				8				48	8
Insurance reserves	24				23				24	23
Other	903				283				903	283
Other long-term liabilities	3,435				1,588				3,435	1,588
Deferred Revenue and Credits, Noncurrent [Abstract]
Deferred income taxes (Note 7)	7,432				1,167				7,432	1,167
Other	179				69				179	69
Deferred Credits	$ 7,611				$ 1,236				$ 7,611	$ 1,236