Intangible Assets and Goodwill (Tables)

9 Months Ended

Sep. 30, 2011

Intangible Assets and Goodwill [Abstract]

Intangible Assets by Segment

The following table summarizes our intangible assets by business segment at the dates indicated:

	September 30, 2011							December 31, 2010
	Gross Value		Accum. Amort.			Carrying Value		Gross Value		Accum. Amort.			Carrying Value
NGL Pipelines & Services:
Customer relationship intangibles	$	340.8	$	(122.9	)	$	217.9	$	340.8	$	(106.7	)	$	234.1
Contract-based intangibles (1)		293.7		(164.4	)		129.3		322.2		(176.6	)		145.6
Segment total		634.5		(287.3	)		347.2		663.0		(283.3	)		379.7
Onshore Natural Gas Pipelines & Services:
Customer relationship intangibles		1,163.6		(197.9	)		965.7		1,163.6		(160.8	)		1,002.8
Contract-based intangibles (2)		464.8		(285.2	)		179.6		565.3		(322.0	)		243.3
Segment total		1,628.4		(483.1	)		1,145.3		1,728.9		(482.8	)		1,246.1
Onshore Crude Oil Pipelines & Services:
Customer relationship intangibles		9.7		(4.0	)		5.7		9.7		(3.7	)		6.0
Contract-based intangibles		0.4		(0.2	)		0.2		0.4		(0.2	)		0.2
Segment total		10.1		(4.2	)		5.9		10.1		(3.9	)		6.2
Offshore Pipelines & Services:
Customer relationship intangibles		205.8		(126.6	)		79.2		205.8		(118.1	)		87.7
Contract-based intangibles		1.2		(0.3	)		0.9		1.2		(0.2	)		1.0
Segment total		207.0		(126.9	)		80.1		207.0		(118.3	)		88.7
Petrochemical & Refined Products Services:
Customer relationship intangibles		104.4		(27.3	)		77.1		104.7		(23.8	)		80.9
Contract-based intangibles		57.8		(26.8	)		31.0		60.3		(20.2	)		40.1
Segment total		162.2		(54.1	)		108.1		165.0		(44.0	)		121.0
Total all segments	$	2,642.2	$	(955.6	)	$	1,686.6	$	2,774.0	$	(932.3	)	$	1,841.7
(1)   In March 2011, we sold a non-strategic fractionation facility and its related contract-based intangible assets. (2)   The intangible assets of Petal and Hattiesburg have been reclassified to assets held for sale as of September 30, 2011. See Note 6 for additional information regarding Petal and Hattiesburg's assets held for sale.

Amortization Expense of Intangible Assets by Segment

The following table presents the amortization expense of our intangible assets by business segment for the periods presented:

	For the Three Months Ended September 30,				For the Nine Months Ended September 30,
	2011		2010		2011		2010
NGL Pipelines & Services	$	10.3	$	10.4	$	30.7	$	29.8
Onshore Natural Gas Pipelines & Services		19.5		20.1		59.6		52.4
Onshore Crude Oil Pipelines & Services		0.1		0.1		0.3		0.3
Offshore Pipelines & Services		2.8		3.1		8.6		9.7
Petrochemical & Refined Products Services		4.3		2.7		12.9		7.9
Total	$	37.0	$	36.4	$	112.1	$	100.1

Forecasted Amortization Expense

The following table presents forecast amortization expense associated with existing intangible assets for the years presented:

Remainder of 2011		2012		2013		2014		2015
$	33.4	$	130.3	$	126.2	$	125.1	$	122.2

Changes in Carrying Amount of Goodwill

 The following table presents changes in the carrying amount of goodwill for the period presented:

	NGL Pipelines & Services		Onshore Natural Gas Pipelines & Services			Onshore Crude Oil Pipelines & Services		Offshore Pipelines & Services		Petrochemical & Refined Products Services			Consolidated Total
Balance at December 31, 2010 (1)	$	341.2	$	311.1		$	311.2	$	82.1	$	1,062.1		$	2,107.7
Goodwill adjustment (2)		--		--			--		--		(0.6	)		(0.6	)
Reclassification of Crystal goodwill     to assets held for sale (3)		--		(14.8	)		--		--		--			(14.8	)
Balance at September 30, 2011 (1)	$	341.2	$	296.3		$	311.2	$	82.1	$	1,061.5		$	2,092.3
(1)   The total carrying amount of goodwill at September 30, 2011 and December 31, 2010 is presented net of $1.3 million of accumulated impairment charges. (2)   The goodwill we recorded in connection with a marine business acquisition completed in November 2010 was subsequently reduced by $0.6 million in May 2011 due to a purchase price adjustment. (3)   See Note 6 for information related to the reclassification of Petal and Hattiesburg's goodwill to assets held for sale.