CHANGE IN OPERATING WORKING CAPITAL (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2014		Sep. 30, 2013
CHANGE IN OPERATING WORKING CAPITAL
Change in accounts receivable and other	$ 5		$ 5	[1]
Change in accounts payable and accrued liabilities	10		(2)	[1]
Change in accounts payable to affiliates	13	[2]	(2)	[1],[2]
Change in accrued interest	8		10	[1]
Change in operating working capital	$ 36		$ 11	[1]

[1] Recast as discussed in Note 2.

[2] Excludes Carty Lateral accrual of $25 million at December 31, 2013.