COMMITMENTS AND CONTINGENT LIABILITIES (Environmental Matters) (Narrative) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Loss Contingencies [Line Items]
Environmental Remediation Expense	$ 31	$ 41	$ 45
Capital expenditures for environmental protection	7	4	3
Accrual for Environmental Loss Contingencies [Roll Forward]
Accrual for Environmental Loss Contingencies, beginning balance	101	95
Accrual for Environmental Loss Contingencies, Provision for New Losses	31	41
Accrual For Environmental Loss Contingencies Charges Against Reserve	(37)	(35)
Accrual for environmental loss contingencies, ending balance	95	101	95
Accrual For Environmental Loss Contingencies Superfund Sites [Member]
Accrual for Environmental Loss Contingencies [Roll Forward]
Accrual for environmental loss contingencies, ending balance	$ 21	$ 21