REPOSITIONING AND OTHER CHARGES 2 (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Net Repositioning And Other Charges By Income Statement Classification [Line Items]
Total net repositioning charges	$ 1,091	$ 973	$ 690
Cost of products and services sold [Member]
Net Repositioning And Other Charges By Income Statement Classification [Line Items]
Total net repositioning charges	811	736	517
Selling, general and administrative expenses [Member]
Net Repositioning And Other Charges By Income Statement Classification [Line Items]
Total net repositioning charges	239	187	126
Other (Income) Expense [Member]
Net Repositioning And Other Charges By Income Statement Classification [Line Items]
Total net repositioning charges	$ 41	$ 50	$ 47