XML 104 R44.htm IDEA: XBRL DOCUMENT v2.4.0.8
Income Taxes (LLC) (Tables) (MidAmerican Funding, LLC and Subsidiaries [Domain])
 6 Months Ended
Jun. 30, 2013
MidAmerican Funding, LLC and Subsidiaries [Domain]
  
Income Taxes [Line Items]  
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
A reconciliation of the federal statutory income tax rate to the effective income tax rate applicable to income before income tax benefit is as follows:
 
Three-Month Periods
 
Six-Month Periods
 
Ended June 30,
 
Ended June 30,
 
2013
 
2012
 
2013
 
2012
 
 
 
 
 
 
 
 
Federal statutory income tax rate
35
 %
 
35
 %
 
35
 %
 
35
 %
Income tax credits
(75
)
 
(60
)
 
(66
)
 
(57
)
State income tax, net of federal income tax benefit
(8
)
 
(13
)
 
(3
)
 
(9
)
Income tax method change
—

 
(36
)
 
—

 
(16
)
Effects of ratemaking
(20
)
 
(4
)
 
(4
)
 
(3
)
Other, net
(1
)
 
5

 
1

 
2

Effective income tax rate
(69
)%
 
(73
)%
 
(37
)%
 
(48
)%