CONSOLIDATED BALANCE SHEETS (Unaudited) (USD $) In Millions, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
Current Assets
Accounts receivable, related party	$ 10	$ 10
Other current assets	1	0
Total current assets	11	10
Investment in Kinder Morgan Energy Partners, L.P.	2,684	2,722
Total Assets	2,695	2,732
Current liabilities
Accounts payable	2	3
Accrued other current liabilities	9	7
Total current liabilities	11	10
Deferred income taxes	209	218
Shareholders' Equity
Retained deficit	(1,396)	(1,256)
Accumulated other comprehensive loss	(5)	0
Total Shareholders' Equity	2,475	2,504
Total Liabilities and Shareholders' Equity	2,695	2,732
Voting Shares
Shareholders' Equity
Common shares	0	0
Listed Shares
Shareholders' Equity
Common shares	$ 3,876	$ 3,760