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Business Held for Sale (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Discontinued Operations and Disposal Groups [Abstract]
Loss on business held for sale	$ (60)	$ 0	$ (555)	$ 0
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Loss on business held for sale	(60)	$ 0	(555)	$ 0
Liabilities held for sale	97		97		$ 0
Adhesives Resins Disposal Group
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Group, Including Discontinued Operation, Consideration	1,000		1,000
Tire Additives Disposal Group
Discontinued Operations and Disposal Groups [Abstract]
Loss on business held for sale			(555)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Loss on business held for sale			(555)
Disposal Group, Including Discontinued Operations, Transaction Costs	3		8
Disposal Group, Including Discontinued Operation, Accounts, Notes and Loans Receivable, Net	103		103
Disposal Group, Including Discontinued Operation, Inventory, Current	98		98
Disposal Group, Including Discontinued Operation, Other Assets, Current	26		26
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment, Current	304		304
Disposal Group, Including Discontinued Operation, Goodwill, Current	399		399
Disposal Group, Including Discontinued Operation, Intangible Assets, Current	378		378
Disposal Group, Including Discontinued Operation, Assets, Current	1,308		1,308
Disposal Group, Including Discontinued Operations, Liabilities, Current, Payables	51		51
Disposal Group, Including Discontinued Operations, Liabilities, Current, Post Employment Obligations	32		32
Disposal Group, Including Discontinued Operations, Liabilities, Current, Other Liabilities	14		14
Liabilities held for sale	97		97
Disposal Group Including Discontinued Operation, Assets, Net, Current	$ 1,211		$ 1,211

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