INCOME TAXES (Geographic Allocation of Income and Provision for Income Taxes) (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2018	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Income Tax Disclosure [Abstract]
Provisional income tax (expense) benefit									$ 79	$ 29	$ (50)
Transition tax for accumulated foreign earnings, provisional income tax expense (benefit)									85	$ (780)	(865)
Indirect impact on inventory, provisional for income taxes									(38)
Income (Loss) before income taxes
Domestic									1,668		(1,973)	$ 485
Foreign									4,250		4,772	3,928
Income before income taxes									5,918		2,799	4,413
Current tax expense (benefit)
Federal									290		(308)	91
State and local									8		0	21
Foreign									1,517		1,579	1,156
Total current tax expense									1,815		1,271	1,268
Deferred tax expense (benefit)
Federal									(323)		1,027	(1,255)
State and local									(7)		56	(10)
Foreign									(200)		(150)	6
Provision (Credit) for deferred income tax									(530)		933	(1,259)
Provision for income taxes									1,285		2,204	9
Net income	$ 910	$ 1,036	$ 1,310	$ 1,377	$ (2,484)	$ 805	$ 1,359	$ 915	4,633		595	$ 4,404
Income (loss) from portfolio actions included in Continuing Operations before Income Taxes, Domestic									308		2,100
Income (loss) from Portfolio Actions Included in Continuing Operations before Income Taxes, Foreign									562		0
Expenses related to a goodwill impairment, nonqualified pension plan change in control charges and litigation settlements included in Continuing Operations before Income Taxes, Domestic									$ 2,700
Expenses related to the urethane matters settlements, asbestos-related charge and charges for environmental matters included in Continuing Operations before Income Taxes, Domestic											$ 2,600