COMMITMENTS AND CONTINGENT LIABILITIES (Environmental Matters) (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Accrual for Environmental Loss Contingencies [Roll Forward]
Accrual for Environmental Loss Contingencies, beginning balance	$ 145	$ 115
Accrual for Environmental Loss Contingencies, Provision for New Losses	36	115
Accrual For Environmental Loss Contingencies Charges Against Reserve	(68)	(85)
Accrual for Environmental Loss Contingencies, Increase (Decrease) for Currency Translation	1	0
Accrual for environmental loss contingencies, ending balance	114	145	$ 115
Environmental Remediation Expense	36	122	58
Capital expenditures for environmental protection	9	10	$ 14
Accrual For Environmental Loss Contingencies Superfund Sites [Member]
Accrual for Environmental Loss Contingencies [Roll Forward]
Accrual for Environmental Loss Contingencies, beginning balance	20
Accrual for environmental loss contingencies, ending balance	$ 19	$ 20