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Short-Term Debt and Revolving Credit Facilities (LLC) (MidAmerican Funding, LLC and Subsidiaries [Domain])
12 Months Ended
Dec. 31, 2012
MidAmerican Funding, LLC and Subsidiaries [Domain]
 
Line of Credit Facility [Line Items]  
Short-term Debt [Text Block]
(9)
Short-Term Debt and Revolving Credit Facilities

Refer to Note 9 of MidAmerican Energy's Notes to Consolidated Financial Statements. In addition to MidAmerican Energy's credit facilities, MHC has a $4 million unsecured credit facility, which expires in June 2013 and has a variable interest rate based on LIBOR plus a spread. As of December 31, 2012 and 2011, there were no borrowings outstanding under this credit facility. As of December 31, 2012, MHC was in compliance with the covenants of its revolving credit facility.