FINANCIAL CHARGES AND OTHER (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
FINANCIAL CHARGES AND OTHER
Interest Expense	$ 15	$ 11	$ 43	$ 35
Amortization of debt issue costs			1	1
Net realized loss related to the interest rate swaps	1	1	2	2
Other Income	(4)	(1)	(5)	(1)
Financial charges and other	$ 12	$ 11	$ 41	$ 37