INVENTORIES 2 (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cost of products and services sold	$ 5,383	$ 6,038	$ 16,193	$ 18,011
Products [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cost of products and services sold	$ 4,315	$ 4,775	$ 12,852	$ 14,244
Change In Accounting Principle Other [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Percentage of LIFO Inventory	6.00%		6.00%
Change In Accounting Principle Other [Member] | Products [Member] | Performance Materials and Technologies
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cost of products and services sold	$ (7)