EMPLOYEE BENEFIT PLANS (Components of Net Periodic Benefit Cost) (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Pension Benefits [Member]
Components of Net Periodic Benefit Plan Cost
Service Cost	$ 2	$ 3	$ 7	$ 8
Interest Cost	4	4	12	11
Expected Return on Plan Assets	(5)	(5)	(16)	(14)
Amortization of Actuarial (Gain) Loss	1	2	3	6
Net Periodic Benefit Plan Cost	2	4	6	11
Other Retiree Benefits [Member]
Components of Net Periodic Benefit Plan Cost
Service Cost	1	1	3	3
Interest Cost	0	0	2	2
Expected Return on Plan Assets	0	0	(1)	(1)
Amortization of Actuarial (Gain) Loss	0	0	0	0
Net Periodic Benefit Plan Cost	$ 1	$ 1	$ 4	$ 4