v3.3.0.814

Organization and Basis of Presentation (Schedule of Excise Taxes) (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2015 | Sep. 30, 2014 | Sep. 30, 2015 | Sep. 30, 2014
Organization And Basis Of Presentation [Line Items] |  |  |  |
Excise taxes collected | $ 109 | $ 101 | $ 308 | $ 416
Duke Energy Carolinas [Member] |  |  |  |
Organization And Basis Of Presentation [Line Items] |  |  |  |
Excise taxes collected | 9 | 4 | 27 | 93
Progress Energy [Member] |  |  |  |
Organization And Basis Of Presentation [Line Items] |  |  |  |
Excise taxes collected | 67 | 63 | 174 | 214
Duke Energy Progress [Member] |  |  |  |
Organization And Basis Of Presentation [Line Items] |  |  |  |
Excise taxes collected | 4 |  | 12 | 56
Duke Energy Florida [Member] |  |  |  |
Organization And Basis Of Presentation [Line Items] |  |  |  |
Excise taxes collected | 63 | 63 | 162 | 158
Duke Energy Ohio [Member] |  |  |  |
Organization And Basis Of Presentation [Line Items] |  |  |  |
Excise taxes collected | 24 | 24 | 80 | 80
Duke Energy Indiana [Member] |  |  |  |
Organization And Basis Of Presentation [Line Items] |  |  |  |
Excise taxes collected | $ 9 | $ 10 | $ 27 | $ 29

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- Definition The excise taxes collected by a public utility and reported in revenues if the amount of excise taxes is equal to 1 percent or more of such total. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Subparagraph e -Article 5 + Details
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