OTHER (INCOME) EXPENSE (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Other Income and Expenses [Line Items]
Interest Income	$ (20,000,000)	$ (64,000,000)	$ (86,000,000)	$ (194,000,000)
Equity income of affiliated companies	(17,000,000)	(13,000,000)	(44,000,000)	(33,000,000)
Loss (gain) on sale of non-strategic business and assets	0	0	0	(1,000,000)
Foreign exchange	(1,000,000)	(43,000,000)	(16,000,000)	(97,000,000)
Reimbursement Receivables Charge	350,000,000	0	350,000,000	0
Other net	1,000,000	1,000,000	1,000,000	8,000,000
Other (Income) Expense, Total	62,000,000	(311,000,000)	(546,000,000)	(901,000,000)
Pension Plans, Defined Benefit [Member]
Other Income and Expenses [Line Items]
Ongoing income - non-service	(238,000,000)	(180,000,000)	(711,000,000)	(549,000,000)
Other Postretirement Benefits Plans, Defined Benefit [Member]
Other Income and Expenses [Line Items]
Ongoing income - non-service	$ (13,000,000)	$ (12,000,000)	$ (40,000,000)	$ (35,000,000)