SEGMENT FINANCIAL DATA 2 (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Abstract]
Total segment profit	$ 1,970	$ 2,145	$ 3,779	$ 4,140
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Interest and other financial charges	(85)	(95)	(170)	(178)
Repositioning and other charges	(126)	(266)	(210)	(457)
Income before taxes	1,982	1,998	3,824	3,909
Segment Reconciling Items [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Interest and other financial charges	(85)	(95)	(170)	(178)
Stock compensation expense	(34)	(38)	(75)	(90)
Repositioning and other charges	(126)	(266)	(210)	(457)
Other	98	(4)	178	(16)
Income before taxes	1,982	1,998	3,824	3,909
Segment Reconciling Items [Member] \| Pension [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Pension ongoing income	148	250	299	498
Segment Reconciling Items [Member] \| Other Postretirement [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Pension ongoing income	11	6	23	12
Corporate
Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Abstract]
Total segment profit	(72)	(64)	(148)	(128)
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Repositioning and other charges	$ (45)	$ (147)	$ (101)	$ (255)

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Net total Increase or Decrease in the accrual for restructuring and other costs, including asbestos litigation charges - net of insurance and environmental remediation activities, during the reporting period.

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