Consolidated Balance Sheets (LLC) (MidAmerican Funding, LLC and Subsidiaries [Domain], USD $) In Millions, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
MidAmerican Funding, LLC and Subsidiaries [Domain]
Utility plant, net:
Electric	$ 11,936	$ 11,416
Gas	1,365	1,301
Gross utility plant in service	13,301	12,717
Accumulated depreciation and amortization	(4,710)	(4,413)
Utility plant in service, net	8,591	8,304
Construction work in progress	737	318
Total utility plant, net	9,328	8,622
Current assets:
Cash and cash equivalents	194	354	1
Receivables, net	459	418
Income tax receivables	46	0
Inventories	229	240
Other	65	57
Total current assets	993	1,069
Other assets:
Investments and nonregulated property, net	625	561
Goodwill	1,270	1,270
Regulatory assets	748	876
Other	203	132
Total other assets	2,846	2,839
Total assets	13,167	12,530	11,605
Capitalization:
MidAmerican Funding member's equity	4,677	4,324
Noncontrolling interests	0	27
Long-term debt, excluding current portion	3,527	2,915
Total capitalization	8,204	7,266
Current liabilities:
Current portion of long-term debt	350	669
Note payable to affiliate	135	246
Accounts payable	369	386
Taxes accrued	118	227
Interest accrued	44	35
Other	97	120
Total current liabilities	1,113	1,683
Other liabilities:
Deferred income taxes	2,290	2,162
Asset retirement obligations	430	318
Regulatory liabilities	875	750
Other	255	351
Total other liabilities	3,850	3,581
Total capitalization and liabilities	$ 13,167	$ 12,530