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Goodwill
3 Months Ended
Mar. 31, 2014
Goodwill [Abstract]  
Goodwill

7. GOODWILL

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    2     2
Balance at March 31, 2014           
Goodwill  15,950   328   935   17,213
Accumulated impairment charges      (871)   (871)
Balance at March 31, 2014, as adjusted for accumulated impairment charges$ 15,950 $ 328 $ 64 $ 16,342
             

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 March 31, 2014        
Goodwill  1,136   1,188   2,324
Accumulated impairment charges  (216)   (1,188)   (1,404)
Balance at March 31, 2014, as adjusted for accumulated impairment charges$ 920 $ $ 920
          

Progress Energy

Progress Energy had Goodwill of $3,655 million within the Regulated Utilities operating segment as of March 31, 2014 and December 31, 2013, for which there were no accumulated impairment charges.