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Consolidated Statements of Changes in Equity - MidAmerican Funding - USD ($)
$ in Millions
Total
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Accumulated Other Comprehensive (Loss) Income, Net [Member]
MidAmerican Funding, LLC and Subsidiaries [Domain]
MidAmerican Funding, LLC and Subsidiaries [Domain]
Additional Paid-in Capital [Member]
MidAmerican Funding, LLC and Subsidiaries [Domain]
Retained Earnings [Member]
MidAmerican Funding, LLC and Subsidiaries [Domain]
Accumulated Other Comprehensive (Loss) Income, Net [Member]
Stockholders' Equity Attributable to Parent at Dec. 31, 2015         $ 5,525 $ 1,679 $ 3,876 $ (30)
Net Income (Loss) Attributable to Parent $ 1,026       200   200  
Other comprehensive income (loss) (71) $ 0 $ 0 $ (71) 2     2
Stockholders' Equity Note, Spinoff Transaction         27     27
Stockholders' Equity Attributable to Parent at Jun. 30, 2016         5,754 1,679 4,076 (1)
Stockholders' Equity, Other 10 1 0        
Stockholders' Equity Attributable to Parent at Dec. 31, 2016 24,327       6,086 1,679 4,407 0
Net Income (Loss) Attributable to Parent 1,130       233   233  
Other comprehensive income (loss) 422 0 0 422        
Stockholders' Equity Attributable to Parent at Jun. 30, 2017 25,740       $ 6,319 $ 1,679 $ 4,640 $ 0
Stockholders' Equity, Other $ (23) $ (21) $ 1 $ 0