Preferred Securities (MEC) (MidAmerican Energy Company and Subsidiaries [Member])

12 Months Ended

Dec. 31, 2011

MidAmerican Energy Company and Subsidiaries [Member]

Notes to Consolidated Financial Statements [Line Items]

Preferred Stock [Text Block]

(8) Preferred Securities

The total outstanding cumulative preferred securities of MidAmerican Energy are not subject to mandatory redemption requirements, may be redeemed at the option of MidAmerican Energy at prices which, in the aggregate, totaled $28 million as of December 31, 2011 and 2010. The aggregate total the holders of all preferred securities outstanding as of December 31, 2011 and 2010, were entitled to upon involuntary bankruptcy was $27 million, plus accrued dividends. Annual dividend requirements for all preferred securities outstanding at December 31, 2011, total $1 million.