SUPPLEMENTARY INFORMATION - Summary of Sundry Income (Expense) - Net (Details) - USD ($) $ in Millions		3 Months Ended				9 Months Ended
		Sep. 30, 2020		Sep. 30, 2019		Sep. 30, 2020		Sep. 30, 2019
Schedule Of Sundry Income (Expense) [Line Items]
Non-operating pension and other post employment benefit (OPEB) credits		$ 5	[1]	$ 21		$ 24	[2]	$ 60
Interest income		3	[1]	1		7	[2]	50
Net (loss) gain on divestiture and sales of other assets and investments	[4]	419	[3]	64		612	[3]	127	[5]
Foreign exchange gains (losses), net		(10)	[1]	(23)		(41)	[2]	(101)
Miscellaneous Income (Expense), Net		13		16	[6]	25		8
Sundry income (expense) - net		430		79		627		144
Income Tax Related Items								48
Gain (Loss) on Disposition of Business		393	[7]			590	[8]
Electronics & Imaging
Schedule Of Sundry Income (Expense) [Line Items]
Net (loss) gain on divestiture and sales of other assets and investments		30		$ 34		30		85
Gain (Loss) on Disposition of Business						197
Non-core
Schedule Of Sundry Income (Expense) [Line Items]
Net (loss) gain on divestiture and sales of other assets and investments						393		28
Gain (Loss) on Disposition of Business		$ 393				$ 393
Safety & Construction
Schedule Of Sundry Income (Expense) [Line Items]
Proceeds from License Fees Received								$ 26

[1] Included in "Sundry income (expense) - net."

[2] Included in "Sundry income (expense) - net."

[3] The three and nine months ended September 30, 2020 includes a net benefit of $393 million related to the TCS/HSC Disposal, including the settlement of a supply agreement dispute, within the Non-Core segment. Refer to Note 3 for further information.

[4] The three and nine months ended September 30, 2020 includes income of $30 million related to a prior year sale of assets within the Electronics & Imaging segment. The three and nine months ended September 30, 2019 includes income of $34 million and $85 million, respectively, related to a sale of assets within the Electronics & Imaging segment, as well as a gain of $28 million related to the sale of the Sustainable Solutions business unit within the Non-Core segment.

[5] The nine months ended September 30, 2020 includes income of $197 million related to the gain on sale of the Compound Semiconductor Solutions business unit within the Electronics & Imaging segment.

[6] Miscellaneous income (expenses) - net for the nine months ended September 30, 2019 includes a $48 million charge reflecting a reduction in gross proceeds from lower withholding taxes related to a prior year settlement. The nine months ended September 30, 2019 also includes $26 million related to licensing income within the Safety & Construction segment

[7] Refer to Note 3 for additional information.

[8] Refer to Note 3 for additional information.