Segment Information

9 Months Ended

Sep. 30, 2011

Segment Information [Abstract]

Segment Reporting Disclosure [Text Block]

(14) Segment Information

MEHC's reportable segments were determined based on how the Company's strategic units are managed. The Company's foreign reportable segments include Northern Powergrid Holdings, whose business is principally in Great Britain, and CalEnergy Philippines, whose business is in the Philippines. Intersegment eliminations and adjustments, including the allocation of goodwill, have been made. Information related to the Company's reportable segments is shown below (in millions):

	Three-Month Periods						Nine-Month Periods
	Ended September 30,						Ended September 30,
	2011			2010			2011			2010
Operating revenue:
PacifiCorp	$	1,198		$	1,165		$	3,408		$	3,323
MidAmerican Funding	866			933			2,650			2,895
Northern Natural Gas	112			116			429			423
Kern River	90			90			268			264
Northern Powergrid Holdings	237			184			727			582
CalEnergy Philippines	37			25			83			69
CalEnergy U.S.	8			9			24			25
HomeServices	285			253			764			793
Corporate/other(1)	(13		)	(12		)	(43		)	(44		)
Total operating revenue	$	2,820		$	2,763		$	8,310		$	8,330
Depreciation and amortization:
PacifiCorp	$	154		$	140		$	465		$	422
MidAmerican Funding	79			86			248			258
Northern Natural Gas	17			16			51			48
Kern River	27			27			86			81
Northern Powergrid Holdings	42			43			125			119
CalEnergy Philippines	6			6			17			17
CalEnergy U.S.	2			2			6			6
HomeServices	3			4			9			11
Corporate/other(1)	(3		)	(4		)	(10		)	(12		)
Total depreciation and amortization	$	327		$	320		$	997		$	950
Operating income:
PacifiCorp	$	320		$	284		$	858		$	815
MidAmerican Funding	148			148			346			364
Northern Natural Gas	28			31			174			175
Kern River	51			51			146			148
Northern Powergrid Holdings	136			136			431			348
CalEnergy Philippines	29			17			58			45
CalEnergy U.S.	5			5			9			13
HomeServices	18			3			25			20
Corporate/other(1)	(7		)	(31		)	(38		)	(65		)
Total operating income	728			644			2,009			1,863
Interest expense	(301		)	(309		)	(907		)	(923		)
Capitalized interest	13			14			31			42
Interest and dividend income	2			4			11			24
Other, net	17			33			63			89
Total income before income tax expense and equity income	$	459		$	386		$	1,207		$	1,095

	Three-Month Periods				Nine-Month Periods
	Ended September 30,				Ended September 30,
	2011		2010		2011		2010
Interest expense:
PacifiCorp	$	106	$	101	$	309	$	303
MidAmerican Funding	45		48		138		144
Northern Natural Gas	13		15		43		45
Kern River	12		12		35		38
Northern Powergrid Holdings	38		37		116		109
CalEnergy Philippines	—		2		2		4
CalEnergy U.S.	3		4		11		12
Corporate/other(1)	84		90		253		268
Total interest expense	$	301	$	309	$	907	$	923

	As of
	September 30,		December 31,
	2011		2010
Total assets:
PacifiCorp	$	21,815	$	21,410
MidAmerican Funding	11,903		11,134
Northern Natural Gas	2,674		2,795
Kern River	2,074		1,949
Northern Powergrid Holdings	5,680		5,512
CalEnergy Philippines	334		336
CalEnergy U.S.	586		569
HomeServices	666		649
Corporate/other(1)	670		1,314
Total assets	$	46,402	$	45,668

(1) The remaining differences between the segment amounts and the consolidated amounts described as "Corporate/other" relate principally to intersegment eliminations for operating revenue and, for the other items presented, to (a) corporate functions, including administrative costs, interest expense, corporate cash and investments and related interest income and (b) intersegment eliminations.

The following table shows the change in the carrying amount of goodwill by reportable segment for the nine-month period endedSeptember 30, 2011 (in millions):

										Northern
			MidAmerican		Northern			Kern		Powergrid			CalEnergy		Home-
	PacifiCorp		Funding		Natural Gas			River		Holdings			U.S.		Services		Total
Balance, December 31, 2010	$	1,126	$	2,102	$	197		$	34	$	1,101		$	71	$	394	$	5,025
Foreign currency translation	—		—		—			—		(1		)	—		—		(1		)
Other	—		—		(19		)	—		—			—		—		(19		)
Balance at September 30, 2011	$	1,126	$	2,102	$	178		$	34	$	1,100		$	71	$	394	$	5,005