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Shareholders' Equity Shareholders' Equity (Notes)
3 Months Ended
Mar. 31, 2013
Shareholders' Equity [Abstract]  
Stockholders' Equity Note Disclosure [Text Block]
(10)
Shareholders' Equity

In April 2013, PacifiCorp provided notice of redemption for the remaining 41,908 shares of its $100 stated value 5.00% Serial Preferred Stock at the redemption price of $100 per share plus accrued and unpaid dividends. The redemption and cancellation of the shares will take place in May 2013.