Debt Obligations (Tables)

12 Months Ended

Dec. 31, 2011

Debt Obligations [Abstract]

Consolidated Debt Obligations

The following table presents our consolidated debt obligations (arranged by company and maturity date) at the dates indicated:

	December 31,
	2011			2010
EPO senior debt obligations:
Senior Notes B, 7.50% fixed-rate, due February 2011	$	--		$	450.0
Senior Notes S, 7.625% fixed-rate, due February 2012		490.5			490.5
Senior Notes P, 4.60% fixed-rate, due August 2012		500.0			500.0
$1.75 Billion Multi-Year Revolving Credit Facility, variable-rate, due November 2012		--			648.0
Senior Notes C, 6.375% fixed-rate, due February 2013		350.0			350.0
Senior Notes T, 6.125% fixed-rate, due February 2013		182.5			182.5
Senior Notes M, 5.65% fixed-rate, due April 2013		400.0			400.0
Senior Notes U, 5.90% fixed-rate, due April 2013		237.6			237.6
Senior Notes O, 9.75% fixed-rate, due January 2014		500.0			500.0
Senior Notes G, 5.60% fixed-rate, due October 2014		650.0			650.0
Senior Notes I, 5.00% fixed-rate, due March 2015		250.0			250.0
Senior Notes X, 3.70% fixed-rate, due June 2015		400.0			400.0
Senior Notes AA, 3.20% fixed-rate, due February 2016		750.0			--
$3.5 Billion Multi-Year Revolving Credit Facility, variable-rate, due September 2016		150.0			--
Senior Notes L, 6.30% fixed-rate, due September 2017		800.0			800.0
Senior Notes V, 6.65% fixed-rate, due April 2018		349.7			349.7
Senior Notes N, 6.50% fixed-rate, due January 2019		700.0			700.0
Senior Notes Q, 5.25% fixed-rate, due January 2020		500.0			500.0
Senior Notes Y, 5.20% fixed-rate, due September 2020		1,000.0			1,000.0
Senior Notes CC, 4.05% fixed-rate, due February 2022		650.0			--
Senior Notes D, 6.875% fixed-rate, due March 2033		500.0			500.0
Petal GO Zone Bonds, variable-rate, due August 2034		--			57.5
Senior Notes H, 6.65% fixed-rate, due October 2034		350.0			350.0
Senior Notes J, 5.75% fixed-rate, due March 2035		250.0			250.0
Senior Notes W, 7.55% fixed-rate, due April 2038		399.6			399.6
Senior Notes R, 6.125% fixed-rate, due October 2039		600.0			600.0
Senior Notes Z, 6.45% fixed-rate, due September 2040		600.0			600.0
Senior Notes BB, 5.95% fixed-rate, due February 2041		750.0			--
Senior Notes DD, 5.70% fixed-rate, due February 2042		600.0			--
TEPPCO senior debt obligations:
TEPPCO Senior Notes, 7.625% fixed-rate, due February 2012		9.5			9.5
TEPPCO Senior Notes, 6.125% fixed-rate, due February 2013		17.5			17.5
TEPPCO Senior Notes, 5.90% fixed-rate, due April 2013		12.4			12.4
TEPPCO Senior Notes, 6.65% fixed-rate, due April 2018		0.3			0.3
TEPPCO Senior Notes, 7.55% fixed-rate, due April 2038		0.4			0.4
Duncan Energy Partners' debt obligations:
DEP Term Loan, variable-rate, due December 2011		--			282.3
DEP $850 Million Multi-Year Revolving Credit Facility, variable-rate, due October 2013		--			106.0
DEP $400 Million Term Loan Facility, variable-rate, due October 2013		--			400.0
Total principal amount of senior debt obligations		12,950.0			11,993.8
EPO Junior Subordinated Notes A, fixed/variable-rate, due August 2066		550.0			550.0
EPO Junior Subordinated Notes C, fixed/variable-rate, due June 2067		285.8			285.8
EPO Junior Subordinated Notes B, fixed/variable-rate, due January 2068		682.7			682.7
TEPPCO Junior Subordinated Notes, fixed/variable-rate, due June 2067		14.2			14.2
Total principal amount of senior and junior debt obligations		14,482.7			13,526.5
Other, non-principal amounts:
Change in fair value of debt hedged in fair value hedging relationship (1)		73.8			49.3
Unamortized discounts, net of premiums		(30.0	)		(24.0	)
Unamortized deferred net gains related to terminated interest rate swaps (1)		2.9			11.7
Total other, non-principal amounts		46.7			37.0
Less current maturities of debt (2)		(500.0	)		(282.3	)
Total long-term debt	$	14,029.4		$	13,281.2
(1)   See Note 6 for information regarding our interest rate hedging activities. (2)   Long-term and current maturities of debt reflect the classification of such obligations at December 31, 2011 after taking into consideration the long-term refinancing of Senior Notes S and the TEPPCO Senior Notes due February 2012 using proceeds from the issuance of Senior Notes EE on February 15, 2012 (see Note 23).

Junior Subordinated Notes Interest Rate Terms

The following table summarizes the interest rate terms of our junior subordinated notes:

Series	Fixed Annual Interest Rate	Variable Annual Interest Rate Thereafter
Junior Subordinated Notes A	8.375% through August 2016(1)	3-month LIBOR rate + 3.708%  (4)
Junior Subordinated Notes B	7.034% through January 2018 (2)	Greater of:  (i) 3-month LIBOR rate + 2.68%  or (ii) 7.034%  (5)
Junior Subordinated Notes C	7.00% through June 2017 (3)	3-month LIBOR rate + 2.778% (6)
(1)   Interest is payable semi-annually in arrears in February and August of each year, which commenced in February 2007. (2)   Interest is payable semi-annually in arrears in January and July of each year, which commenced in January 2008. (3)   Interest is payable semi-annually in arrears in June and December of each year, which commenced in December 2009. (4)   Interest is payable quarterly in arrears in February, May, August and November of each year commencing in November 2016. (5)   Interest is payable quarterly in arrears in January, April, July and October of each year commencing in April 2018. (6)   Interest is payable quarterly in arrears in March, June, September and December of each year commencing in June 2017.

Interest Rates and Weighted-Average Interest Rates Paid on Consolidated Variable-Rate Debt Obligations

The following table presents the range of interest rates and weighted-average interest rates paid on our consolidated variable-rate debt obligations during the year ended December 31, 2011:

	Range of Interest Rates Paid	Weighted-Average Interest Rate Paid
EPO $1.75 Billion Multi-Year Revolving Credit Facility	0.69% to 3.25%	0.79%
EPO $3.5 Billion Multi-Year Revolving Credit Facility	1.60% to 3.63%	1.64%
DEP Term Loan	1.06% to 1.42%	1.21%
DEP $850 Million Multi-Year Revolving Credit Facility	2.01% to 2.43%	2.22%
DEP $400 Million Term Loan Facility	2.26% to 2.97%	2.55%
Petal GO Zone Bonds	0.06% to 0.33%	0.20%

Consolidated Debt Maturities

The following table presents contractually scheduled maturities of our consolidated debt obligations outstanding at December 31, 2011 for the next five years, and in total thereafter:

			Scheduled Maturities of Debt
	Total		2012		2013		2014		2015		2016		After 2016
Revolving Credit Facility	$	150.0	$	--	$	--	$	--	$	--	$	150.0	$	--
Senior Notes (1)		12,800.0		500.0		1,200.0		1,150.0		650.0		750.0		8,550.0
Junior Subordinated Notes		1,532.7		--		--		--		--		--		1,532.7
Total	$	14,482.7	$	500.0	$	1,200.0	$	1,150.0	$	650.0	$	900.0	$	10,082.7
(1)   Long-term and current maturities of debt reflect the classification of such obligations at December 31, 2011 after taking into consideration the long-term refinancing of Senior Notes S and the TEPPCO Senior Notes due February 2012 using proceeds from the issuance of Senior Notes EE on February 15, 2012 (see Note 23).