v2.4.0.8
Goodwill (Tables)
 9 Months Ended
Sep. 30, 2014
Goodwill [Line Items]  
Goodwill By Reportable Operating Segment
The following tables present goodwill by reportable operating segment for Duke Energy and Duke Energy Ohio.
Duke Energy
(in millions)
Regulated Utilities

 
International Energy

 
Commercial Power

 
Total

Balance at December 31, 2013
 
 
 
 
 
 
 
Goodwill
$
15,950

 
$
326

 
$
935

 
$
17,211

Accumulated impairment charges
—

 
—

 
(871
)
 
(871
)
Balance at December 31, 2013, as adjusted for accumulated impairment charges
15,950

 
326

 
64

 
16,340

Foreign exchange and other changes
—

 
(9
)
 
—

 
(9
)
Balance at September 30, 2014
 
 
 
 
 
 
 
Goodwill
15,950

 
317

 
935

 
17,202

Accumulated impairment charges
—

 
—

 
(871
)
 
(871
)
Balance at September 30, 2014, as adjusted for accumulated impairment charges
$
15,950

 
$
317

 
$
64

 
$
16,331
Duke Energy Ohio [Member]
  
Goodwill [Line Items]  
Goodwill By Reportable Operating Segment
Duke Energy Ohio
(in millions)
Regulated Utilities

 
Commercial Power

 
Total

Balance at December 31, 2013
 
 
 
 
 
Goodwill
$
1,136

 
$
1,188

 
$
2,324

Accumulated impairment charges
(216
)
 
(1,188
)
 
(1,404
)
Balance at December 31, 2013, as adjusted for accumulated impairment charges
920

 
—

 
920

Balance at September 30, 2014
 
 
 
 
 
Goodwill
1,136

 
1,188

 
2,324

Accumulated impairment charges
(216
)
 
(1,188
)
 
(1,404
)
Balance at September 30, 2014, as adjusted for accumulated impairment charges
$
920

 
$
—

 
$
920