RESTRUCTURING ACTIVITIES (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Restructuring Cost and Reserve [Line Items]
Income statement (income) expense	$ (3)	$ 49
Invigorate Program
Restructuring Cost and Reserve [Line Items]
Income statement (income) expense	(2)	51	$ 33
Invigorate Program | Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Income statement (income) expense	$ (2)	29	22
Invigorate Program | Cost of Sales
Restructuring Cost and Reserve [Line Items]
Income statement (income) expense		$ 22	$ 11