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Jointly Owned Utility Facilities (LLC) (MidAmerican Funding, LLC and Subsidiaries [Domain])
12 Months Ended
Dec. 31, 2011
MidAmerican Funding, LLC and Subsidiaries [Domain]
 
Notes to Consolidated Financial Statements [Line Items]  
Jointly Owned Utility Facilities Disclosure [Text Block]
(3)
Jointly Owned Utility Facilities

Refer to Note 3 of MidAmerican Energy's Notes to Consolidated Financial Statements.