Intangible Assets and Goodwill (Tables)

6 Months Ended

Jun. 30, 2025

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


	June 30, 2025						December 31, 2024
	Gross Value		Accumulated Amortization		Carrying Value		Gross Value		Accumulated Amortization		Carrying Value
NGL Pipelines & Services:
Customer relationship intangibles	$	449	$	(282)	$	167	$	449	$	(276)	$	173
Contract-based intangibles	754		(158)		596		754		(141)		613
Segment total	1,203		(440)		763		1,203		(417)		786
Crude Oil Pipelines & Services:
Customer relationship intangibles	2,195		(669)		1,526		2,195		(627)		1,568
Contract-based intangibles	283		(278)		5		283		(278)		5
Segment total	2,478		(947)		1,531		2,478		(905)		1,573
Natural Gas Pipelines & Services:
Customer relationship intangibles	1,351		(682)		669		1,351		(663)		688
Contract-based intangibles	1,082		(244)		838		1,081		(227)		854
Segment total	2,433		(926)		1,507		2,432		(890)		1,542
Petrochemical & Refined Products Services:
Customer relationship intangibles	181		(95)		86		181		(92)		89
Contract-based intangibles	45		(30)		15		45		(30)		15
Segment total	226		(125)		101		226		(122)		104
Total intangible assets	$	6,340	$	(2,438)	$	3,902	$	6,339	$	(2,334)	$	4,005

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


	For the Three Months Ended June 30,				For the Six Months Ended June 30,
	2025		2024		2025		2024
NGL Pipelines & Services	$	12	$	11	$	23	$	21
Crude Oil Pipelines & Services	21		26		42		51
Natural Gas Pipelines & Services	18		13		36		26
Petrochemical & Refined Products Services	1		1		3		3
Total	$	52	$	51	$	104	$	101

The following table presents our forecast of amortization expense associated with existing intangible assets for the periods indicated: