Divestitures and Other Transactions (Discontinued Operations Balance Sheet) (Details) - USD ($) $ in Millions	Sep. 30, 2017	Aug. 31, 2017	Dec. 31, 2016	Sep. 30, 2016
Predecessor
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash and Cash Equivalents		$ 31		$ 19
Successor
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash and Cash Equivalents	$ 37
DuPont Remedy [Member] | Predecessor
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash and Cash Equivalents			$ 57
Accounts and Notes Receivables - Net			12
Inventories			323
Other current assets			1
Net property			380
Goodwill			11
Other intangible assets			0
Other Assets			5
Assets Held-for-sale			789
Accounts payable			27
Accrued and Other Current Liabilities			12
Deferred Income Tax Liabilities			6
Pension and Other Post Employment Benefits - Noncurrent			0
Other noncurrent obligations			29
Liabilities held for sale			$ 74
DuPont Remedy [Member] | Successor
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash and Cash Equivalents	125
Accounts and Notes Receivables - Net	39
Inventories	973
Other current assets	1
Net property	523
Goodwill	145
Other intangible assets	1,360
Other Assets	5
Assets Held-for-sale	3,171
Accounts payable	62
Accrued and Other Current Liabilities	13
Deferred Income Tax Liabilities	0
Pension and Other Post Employment Benefits - Noncurrent	12
Other noncurrent obligations	21
Liabilities held for sale	$ 108