v2.4.0.6

Organization And Basis Of Presentation (Tables) | 3 Months Ended
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Mar. 31, 2013
Organization And Basis Of Presentation [Line Items] |
Schedule Of Unbilled Revenues With Restricted Receivables |
(in millions) | March 31, 2013 |  | December 31, 2012
Duke Energy | $ | 899 |  | $ | 920
Duke Energy Carolinas |  | 314 |  |  | 315
Progress Energy |  | 193 |  |  | 187
Duke Energy Progress |  | 115 |  |  | 112
Duke Energy Florida |  | 78 |  |  | 74
Duke Energy Ohio |  | 49 |  |  | 47
Duke Energy Indiana |  | 3 |  |  | 3
Schedule of Net Income Amounts Attributable to Controlling Interests |
(in millions) | Duke Energy |  | Progress Energy
Net Income Amounts Attributable to Controlling Interests |  |  |  |  |
Three Months Ended March 31, 2013 |  |  |  |  |
Income from continuing operations, net of tax / Net income attributable to controlling interests | $ | 634 |  | $ | 153
Three Months Ended March 31, 2012 |  |  |  |  |
Income from continuing operations, net of tax | $ | 293 |  | $ | 139
Discontinued operations, net of tax |  | 2 |  |  | 11
| Net income attributable to controlling interests | $ | 295 |  | $ | 150
Progress Energy [Member] |
Organization And Basis Of Presentation [Line Items] |
Schedule of Net Income Amounts Attributable to Controlling Interests |
(in millions) | Duke Energy |  | Progress Energy
Net Income Amounts Attributable to Controlling Interests |  |  |  |  |
Three Months Ended March 31, 2013 |  |  |  |  |
Income from continuing operations, net of tax / Net income attributable to controlling interests | $ | 634 |  | $ | 153
Three Months Ended March 31, 2012 |  |  |  |  |
Income from continuing operations, net of tax | $ | 293 |  | $ | 139
Discontinued operations, net of tax |  | 2 |  |  | 11
| Net income attributable to controlling interests | $ | 295 |  | $ | 150
Duke Energy Ohio [Member] |
Organization And Basis Of Presentation [Line Items] |
Schedule of Unbilled Revenues Sold to CRC |
(in millions) | March 31, 2013 |  | December 31, 2012
Duke Energy Ohio | $ | 74 |  | $ | 90
Duke Energy Indiana |  | 122 |  |  | 132
Duke Energy Indiana [Member] |
Organization And Basis Of Presentation [Line Items] |
Schedule of Unbilled Revenues Sold to CRC |
(in millions) | March 31, 2013 |  | December 31, 2012
Duke Energy Ohio | $ | 74 |  | $ | 90
Duke Energy Indiana |  | 122 |  |  | 132

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