Unaudited Quarterly Operating Results (MEC) (MidAmerican Energy Company [Member])

12 Months Ended

Dec. 31, 2013

MidAmerican Energy Company [Member]

Unaudited Quarterly Operating Results [Line Items]

Unaudited Quarterly Financial Information [Text Block]

(20) Unaudited Quarterly Operating Results



	2013
	1^st Quarter		2^nd Quarter		3^rd Quarter		4^th Quarter
	(In millions)
Operating revenue	$	920	$	757	$	826	$	900
Operating income	106		43		130		77
Net income	103		24		145		78
Earnings on common stock	103		23		145		78

	2012
	1^st Quarter		2^nd Quarter		3^rd Quarter		4^th Quarter
	(In millions)
Operating revenue	$	874	$	709	$	825	$	834
Operating income	92		81		139		58
Net income	74		81		140		60
Earnings on common stock	74		80		140		60

Quarterly data reflect seasonal variations common to a Midwest utility. Net income for the second quarter of 2012 reflects $16 million of income tax benefits recognized for changes in the tax accounting methods used to determine current income tax deductions. Refer to Note 10 for further discussion regarding MidAmerican Energy's changes in tax accounting methods.

- Definition

The entire disclosure for the quarterly financial data in the annual financial statements. The disclosure may include a tabular presentation of financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income or loss before extraordinary items and earnings per share data. It also includes an indication if the information in the note is unaudited, comments on the aggregate effect of year-end adjustments, and an explanation of matters or transactions that affect comparability or are pertinent to an understanding of the information furnished.

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