SEGMENTS AND GEOGRAPHIC REGIONS Significant Items (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Mar. 31, 2021	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Gain (loss) related to litigation settlement		$ (71)	$ 381	$ 54
Foreign exchange losses 2		(177)
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement and Curtailment	$ 19	(642)
Charges related to separation, distribution and tax matters agreements		26	4	30
Gain (loss) on divestiture		0	0	16
Restructuring, goodwill impairment and asset related charges - net		(741)	(40)	(69)
Loss on early extinguishment of debt		5	(8)	(574)
Other Nonrecurring (Income) Expense		$ (1,605)	(11)	(712)
Digitalization program costs			(230)	(169)
Russia and Ukraine Conflict Asset Related Charges			(118)
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Settlement and Curtailment Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]		Sundry income (expense) - net
Packaging & Specialty Plastics [Member]
Gain (loss) related to litigation settlement		$ 106	321	0
Foreign exchange losses 2		(52)
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement and Curtailment		0
Charges related to separation, distribution and tax matters agreements		0	0	0
Gain (loss) on divestiture				16
Restructuring, goodwill impairment and asset related charges - net		(1)	0	(8)
Loss on early extinguishment of debt			0	0
Other Nonrecurring (Income) Expense		$ 53	313	8
Digitalization program costs			0	0
Russia and Ukraine Conflict Asset Related Charges			(8)
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Settlement and Curtailment Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]		Sundry income (expense) - net
Industrial Intermediates & Infrastructure [Member]
Gain (loss) related to litigation settlement		$ (177)	0	54
Foreign exchange losses 2		(16)
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement and Curtailment		0
Charges related to separation, distribution and tax matters agreements		0	0	0
Gain (loss) on divestiture				0
Restructuring, goodwill impairment and asset related charges - net		(50)	0	(1)
Loss on early extinguishment of debt			0	0
Other Nonrecurring (Income) Expense		$ (243)	(73)	53
Digitalization program costs			0	0
Russia and Ukraine Conflict Asset Related Charges			(73)
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Settlement and Curtailment Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]		Sundry income (expense) - net
Performance Materials & Coatings [Member]
Gain (loss) related to litigation settlement		$ 0	0	0
Foreign exchange losses 2		0
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement and Curtailment		0
Charges related to separation, distribution and tax matters agreements		0	0	0
Gain (loss) on divestiture				0
Restructuring, goodwill impairment and asset related charges - net		(67)	0	(10)
Loss on early extinguishment of debt			0	0
Other Nonrecurring (Income) Expense		$ (67)	(6)	(10)
Digitalization program costs			0	0
Russia and Ukraine Conflict Asset Related Charges			(6)
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Settlement and Curtailment Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]		Sundry income (expense) - net
Corporate Segment [Member]
Gain (loss) related to litigation settlement		$ 0	60	0
Foreign exchange losses 2		(109)
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement and Curtailment		(642)
Charges related to separation, distribution and tax matters agreements		26	4	30
Gain (loss) on divestiture				0
Restructuring, goodwill impairment and asset related charges - net		(623)	(40)	(50)
Loss on early extinguishment of debt			(8)	(574)
Other Nonrecurring (Income) Expense		$ (1,348)	(245)	(763)
Digitalization program costs			(230)	$ (169)
Russia and Ukraine Conflict Asset Related Charges			$ (31)
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Settlement and Curtailment Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]		Sundry income (expense) - net