Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Cash (used for) provided by financing activities
Cash, Cash Equivalents, and Restricted Cash, beginning of period	$ 7,808
Cash, Cash Equivalents, and Restricted Cash, end of period	5,629
Successor [Member]
Cash used for operating activities
Net (loss) income	(221)
Depreciation and Amortization	647
Provision for Deferred Income Tax	35
Net Periodic Pension (Benefit) Cost	(79)
Pension Contributions	(70)
Net gain on sales of property, businesses, consolidated companies, and investments	(2)
Restructuring and Asset Related Charges - Net	97
Amortization of inventory step-up	703
Other net loss	258
Changes in operating assets and liabilities - net	(3,343)
Cash used for operating activities	(1,975)
Cash provided by (used for) investing activities
Capital expenditures	(355)
Proceeds from the sale of property, businesses, and consolidated companies, net of cash divested	18
Investments in and loans to nonconsolidated affiliates	0
Purchases of investments	(201)
Proceeds from Sale and Maturities of Investments	922
Other investing activities - net	(2)
Cash provided by (used for) investing activities	382
Cash (used for) provided by financing activities
Change in short-term (less than 90 days) borrowings	(97)
Proceeds from Issuance of Long-term Debt	253
Payments of Long-term Debt	(31)
Proceeds from Stock Options Exercised	45
Payments of Dividends to Stockholders	(2)
Distributions to DowDuPont	(830)
Other financing activities	(32)
Cash (used for) provided by financing activities	(694)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	108
Change in cash classified as held for sale	0
Decrease in cash, cash equivalents and restricted cash	(2,179)
Cash, Cash Equivalents, and Restricted Cash, beginning of period	7,808
Cash, Cash Equivalents, and Restricted Cash, end of period	$ 5,629
Predecessor [Member]
Cash used for operating activities
Net (loss) income		$ 1,121
Depreciation and Amortization		281
Net Periodic Pension (Benefit) Cost		109
Pension Contributions		(82)
Net gain on sales of property, businesses, consolidated companies, and investments		(192)
Restructuring and Asset Related Charges - Net		152
Asset related charges		119
Other net loss		78
Changes in operating assets and liabilities - net		(3,058)
Cash used for operating activities		(1,624)
Cash provided by (used for) investing activities
Capital expenditures		(330)
Proceeds from the sale of property, businesses, and consolidated companies, net of cash divested		283
Investments in and loans to nonconsolidated affiliates		(22)
Purchases of investments		(2,073)
Proceeds from Sale and Maturities of Investments		868
Foreign currency exchange contract settlements		(15)
Other investing activities - net		(46)
Cash provided by (used for) investing activities		(1,335)
Cash (used for) provided by financing activities
Change in short-term (less than 90 days) borrowings		1,681
Proceeds from Issuance of Long-term Debt		197
Payments of Long-term Debt		(34)
Proceeds from Stock Options Exercised		160
Payments of Dividends to Stockholders		(331)
Other financing activities		(32)
Cash (used for) provided by financing activities		1,641
Effect of exchange rate changes on cash, cash equivalents and restricted cash		60
Change in cash classified as held for sale		(13)
Decrease in cash, cash equivalents and restricted cash		(1,271)
Cash, Cash Equivalents, and Restricted Cash, beginning of period		4,548
Cash, Cash Equivalents, and Restricted Cash, end of period		$ 3,277