v2.4.0.8

Organization and Basis of Presentation (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2014
Organization And Basis Of Presentation [Line Items] |
Schedule of Excise Taxes | Excise taxes accounted for on a gross basis as operating revenues in the Condensed Consolidated Statements of Operations were as follows.
| Three Months Ended September 30, |  | Nine Months Ended September 30,
(in millions) | 2014 |  |  | 2013 |  |  | 2014 |  |  | 2013 |
Duke Energy | $ | 101 |  |  | $ | 168 |  |  | $ | 416 |  |  | $ | 457 |
Duke Energy Carolinas | 4 |  |  | 46 |  |  | 93 |  |  | 124 |
Progress Energy | 63 |  |  | 89 |  |  | 214 |  |  | 230 |
Duke Energy Progress | — |  |  | 33 |  |  | 56 |  |  | 88 |
Duke Energy Florida | 63 |  |  | 56 |  |  | 158 |  |  | 142 |
Duke Energy Ohio | 24 |  |  | 24 |  |  | 80 |  |  | 77 |
Duke Energy Indiana | 10 |  |  | 9 |  |  | 29 |  |  | 26 |
Amounts Attributable to Controlling Interests | The following table presents Net Income Attributable to Duke Energy Corporation for continuing operations and discontinued operations for the three and nine months ended September 30, 2014 and 2013.
| Three Months Ended September 30,
| 2014 |  | 2013
(in millions) | Duke Energy |  | Progress Energy |  |  | Duke Energy |  | Progress Energy |
Income from Continuing Operations | $ | 891 |  | $ | 330 |  |  | $ | 946 |  | $ | 328 |
Income of Continuing Operations Attributable to Noncontrolling Interests | 3 |  | 1 |  |  | 4 |  | 1 |
Income from Continuing Operations Attributable to Duke Energy Corporation | $ | 888 |  | $ | 329 |  |  | $ | 942 |  | $ | 327 |
Income From Discontinued Operations, net of tax | $ | 378 |  | $ | — |  |  | $ | 62 |  | $ | 14 |
Loss of Discontinued Operations attributable to Noncontrolling Interests, net of tax | (8 | ) | — |  |  | — |  | — |
Discontinued Operations Attributable to Duke Energy Corporation, net of tax | $ | 386 |  | $ | — |  |  | $ | 62 |  | $ | 14 |
Net income | $ | 1,269 |  | $ | 330 |  |  | $ | 1,008 |  | $ | 342 |
Net (Loss) Income Attributable to Noncontrolling Interest | (5 | ) | 1 |  |  | 4 |  | 1 |
Net Income Attributable to Duke Energy Corporation | $ | 1,274 |  | $ | 329 |  |  | $ | 1,004 |  | $ | 341 |
| Nine Months Ended September 30,
| 2014 |  | 2013
(in millions) | Duke Energy |  | Progress Energy |  |  | Duke Energy |  | Progress Energy |
Income from Continuing Operations | $ | 2,367 |  | $ | 741 |  |  | $ | 1,902 |  | $ | 469 |
(Loss) Income of Continuing Operations Attributable to Noncontrolling Interests | 11 |  | 2 |  |  | 12 |  | 2 |
Income from Continuing Operations Attributable to Duke Energy Corporation | $ | 2,356 |  | $ | 739 |  |  | $ | 1,890 |  | $ | 467 |
(Loss) Income From Discontinued Operations, net of tax | $ | (578 | ) | $ | (6 | ) |  | $ | 82 |  | $ | 10 |
Income (Loss) of Discontinued Operations attributable to Noncontrolling Interests, net of tax | (8 | ) | — |  |  | (5 | ) | — |
Discontinued Operations Attributable to Duke Energy Corporation, net of tax | $ | (570 | ) | $ | (6 | ) |  | $ | 87 |  | $ | 10 |
Net income | $ | 1,789 |  | $ | 735 |  |  | $ | 1,984 |  | $ | 479 |
Net Income Attributable to Noncontrolling Interest | 3 |  | 2 |  |  | 7 |  | 2 |
Net Income Attributable to Duke Energy Corporation | $ | 1,786 |  | $ | 733 |  |  | $ | 1,977 |  | $ | 477 |
Unbilled Revenues [Member] |
Organization And Basis Of Presentation [Line Items] |
Schedule Of Unbilled Revenues With Restricted Receivables | Unbilled revenues are included within Receivables and Restricted receivables of variable interest entities on the Condensed Consolidated Balance Sheets as shown in the following table. This table excludes amounts included in assets held for sale (AHFS).
(in millions) | September 30, 2014 |  |  | December 31, 2013 |
Duke Energy | $ | 798 |  |  | $ | 937 |
Duke Energy Carolinas | 285 |  |  | 323 |
Progress Energy | 232 |  |  | 189 |
Duke Energy Progress | 131 |  |  | 120 |
Duke Energy Florida | 101 |  |  | 69 |
Duke Energy Ohio | — |  |  | 55 |
Duke Energy Indiana | 26 |  |  | 5 |
Duke Energy Ohio [Member] | Unbilled Revenues [Member] |
Organization And Basis Of Presentation [Line Items] |
Schedule Of Unbilled Revenues With Restricted Receivables | These receivables for unbilled revenues are shown in the table below.
(in millions) | September 30, 2014 |  |  | December 31, 2013 |
Duke Energy Ohio | $ | 54 |  |  | $ | 89 |
Duke Energy Indiana | 94 |  |  | 144 |
Duke Energy Indiana [Member] | Unbilled Revenues [Member] |
Organization And Basis Of Presentation [Line Items] |
Schedule Of Unbilled Revenues With Restricted Receivables | These receivables for unbilled revenues are shown in the table below.
(in millions) | September 30, 2014 |  |  | December 31, 2013 |
Duke Energy Ohio | $ | 54 |  |  | $ | 89 |
Duke Energy Indiana | 94 |  |  | 144 |

X
- Definition Schedule of the amounts attributable to controlling interests. + References No definition available. + Details
Name: | duk_AmountsAttributabletoControllingInterestsTableTextBlock
Namespace Prefix: | duk_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | duk_OrganizationAndBasisOfPresentationLineItems
Namespace Prefix: | duk_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule of excise taxes accounted for on a gross basis during the reporting period. + References No definition available. + Details
Name: | duk_ScheduleOfExciseTaxesTableTextBlock
Namespace Prefix: | duk_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3,4) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 3, 4 -Article 5 + Details
Name: | us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration