Consolidated Statements of Cash Flows - USD ($) $ in Millions	4 Months Ended	8 Months Ended	12 Months Ended
	Dec. 31, 2017	Aug. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Successor [Member]
Net income	$ 1,010
Depreciation and Amortization	815
Provision for Deferred Income Tax	(3,015)
Net Periodic Pension (Benefit) Cost	(111)
Pension Contributions	(68)
Net gain on sales of property, businesses, consolidated companies, and investments	(16)
Restructuring and Asset Related Charges - Net	180
Amortization of inventory step-up	1,573
Other net loss	125
Accounts and Notes Receivable	2,107
Inventories	(1,010)
Accounts Payable	934
Other Assets and Liabilities, Net	1,672
Cash provided by (used for) operating activities	4,196
Capital expenditures	(426)
Proceeds from the sale of property, businesses, and consolidated companies, net of cash divested	1,268
Payment into a trust account	(571)
Distribution from trust account	13
Acquisitions of businesses - Net of Cash Acquired	3
Investments in and loans to nonconsolidated affiliates	(5)
Purchases of investments	(1,043)
Proceeds from Sale and Maturities of Investments	2,938
Other investing activities - net	33
Cash provided by (used for) investing activities	2,210
Change in short-term (less than 90 days) borrowings	(2,541)
Proceeds from Issuance of Long-term Debt	499
Repayments of Long-term Debt	(42)
Proceeds from Stock Options Exercised	30
Payments of Dividends to Stockholders	(332)
Distributions to DowDuPont	(829)
Cash Transferred to Chemours at Spinoff	0
Other financing activities	(12)
Cash (used for) provided by financing activities	(3,227)
Effect of Exchange Rate Changes on Cash	(22)
Cash reclassified as held for sale	88
Increase (Decrease) in Cash and Cash Equivalents	3,245
Cash and Cash Equivalents at beginning of period	4,005
Cash and Cash Equivalents at end of period	7,250	$ 4,005
Interest, net of amounts capitalized	76
Income Taxes	(437)
Predecessor [Member]
Net income		1,761	$ 2,525	$ 1,959
Depreciation and Amortization		749	1,258	1,466
Net Periodic Pension (Benefit) Cost		295	572	591
Pension Contributions		(3,024)	(535)	(308)
Net gain on sales of property, businesses, consolidated companies, and investments		(204)	(436)	(59)
Restructuring and Asset Related Charges - Net		323	556	795
Asset related charges		279	682	147
Other net loss		481	366	106
Accounts and Notes Receivable		(2,269)	(270)	(448)
Inventories and Other Operating Assets		(202)	(54)	164
Accounts Payable and Other Operating Liabilities		(1,555)	(674)	(1,031)
Accrued Interest and Income Taxes		(260)	(77)	(165)
Cash provided by (used for) operating activities		(3,949)	3,357	2,422
Capital expenditures		(687)	(1,019)	(1,629)
Proceeds from the sale of property, businesses, and consolidated companies, net of cash divested		300	316	156
Payment into a trust account		0	0	0
Distribution from trust account		0	0	0
Acquisitions of businesses - Net of Cash Acquired		(246)	0	(152)
Investments in and loans to nonconsolidated affiliates		(22)	(19)	(76)
Purchases of investments		(5,457)	(2,633)	(1,897)
Proceeds from Sale and Maturities of Investments		3,977	2,181	1,121
Foreign currency exchange contract settlements		(206)	(385)	615
Other investing activities - net		(41)	45	34
Cash provided by (used for) investing activities		(2,382)	(1,514)	(1,828)
Change in short-term (less than 90 days) borrowings		3,610	387	(1)
Proceeds from Issuance of Long-term Debt		2,734	813	3,679
Repayments of Long-term Debt		(229)	(1,440)	(1,537)
Repurchase of Common Stock		0	(916)	(2,353)
Proceeds from Stock Options Exercised		235	154	200
Payments of Dividends to Stockholders		(666)	(1,335)	(1,546)
Cash Transferred to Chemours at Spinoff		0	0	(250)
Other financing activities		(52)	(48)	(121)
Cash (used for) provided by financing activities		5,632	(2,385)	(1,929)
Effect of Exchange Rate Changes on Cash		187	(153)	(275)
Cash reclassified as held for sale		(31)	15	22
Increase (Decrease) in Cash and Cash Equivalents		(543)	(680)	(1,588)
Cash and Cash Equivalents at beginning of period	$ 4,005	4,548	5,228	6,816
Cash and Cash Equivalents at end of period		4,005	4,548	5,228
Interest, net of amounts capitalized		331	386	341
Income Taxes		$ 272	$ 735	$ 885