Investments and Nonregulated Property, Net (MEC) (Tables) (MidAmerican Energy Company [Member])

12 Months Ended

Dec. 31, 2013

MidAmerican Energy Company [Member]

Investments and Nonregulated Property, Net [Line Items]

Investments and Nonregulated Property, Net [Table Text Block]

Investments and nonregulated property, net consists of the following amounts as of December 31 (in millions):

	2013		2012
Nuclear decommissioning trust	$	394	$	337
Rabbi trusts	172		168
Auction rate securities	23		21
Nonregulated property, net of accumulated depreciation of $5 and $9, respectively	9		9
Total	$	598	$	535