CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Cash Flows From Operating Activities
Net income (loss)	$ 69	$ (24)
Adjustments to reconcile net loss to net cash flows from operating activities
Deferred income taxes	41	(7)
Equity in (earnings) loss of Kinder Morgan Energy Partners, L.P.	(110)	31
Changes in components of working capital
Accounts receivable, related party	(3)	0
Other current assets	(1)	(1)
Accounts payable	(1)	(1)
Accrued other current liabilities	5	2
Net Cash Provided by Operating Activities	0	0
Cash Flows From Investing Activities
Net Cash Used in Investing Activities	0	0
Cash Flows From Financing Activities
Net Cash Provided by Financing Activities	0	0
Net increase in Cash and Cash Equivalents	0	0
Cash and Cash Equivalents, beginning of period	0	0
Cash and Cash Equivalents, end of period	$ 0	$ 0