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New Accounting Pronouncements (LLC) (MidAmerican Funding, LLC and Subsidiaries [Domain])
6 Months Ended
Jun. 30, 2012
MidAmerican Funding, LLC and Subsidiaries [Domain]
 
Notes to Consolidated Financial Statements [Line Items]  
Accounting Changes and Error Corrections [Text Block]
(2)
New Accounting Pronouncements

Refer to Note 2 of MidAmerican Energy's Notes to Consolidated Financial Statements.