Cost Savings Initiative, Net of tax

No definition available.

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- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

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- Definition

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

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- Definition

Amount of income (loss) from continuing operations attributable to the parent. Also defined as revenue less expenses and taxes from ongoing operations before extraordinary items but after deduction of those portions of income or loss from continuing operations that are allocable to noncontrolling interests.

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- Definition

Amount of income (loss) from continuing operations attributable to the noncontrolling interest. Also defined as revenue less expenses and taxes from ongoing operations before extraordinary items but after deduction of those portions of income or loss from continuing operations that are allocable to noncontrolling interests.

+ References

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- Definition

Amount after tax of income (loss) from a discontinued operation including the portion attributable to the noncontrolling interest. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

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- Definition

The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.

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Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

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No definition available.

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Business Segments (Business Segment Data) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Dec. 31, 2015
Segment Reporting Information, Profit (Loss) [Abstract]
Operating revenues	$ 5,622	$ 6,065
Segment income	691	773
Add back noncontrolling interests	5	3
Income From Discontinued Operations, net of tax	3	91
Net income (loss)	699	867
Segment assets	121,709	122,142	$ 121,156
Regulated Utilities [Member]
Segment Reporting Information, Profit (Loss) [Abstract]
Operating revenues	5,250	5,713
International Energy [Member]
Segment Reporting Information, Profit (Loss) [Abstract]
Operating revenues	246	273
Commercial Portfolio [Member]
Segment Reporting Information, Profit (Loss) [Abstract]
Operating revenues	114	73
Other [Member]
Segment Reporting Information, Profit (Loss) [Abstract]
Operating revenues	12	6
Total Reportable Segments [Member]
Segment Reporting Information, Profit (Loss) [Abstract]
Operating revenues	5,610	6,059
Operating Segments [Member] \| Regulated Utilities [Member]
Segment Reporting Information, Profit (Loss) [Abstract]
Operating revenues	5,259	5,723
Segment income	695	774
Segment assets	111,838	106,642
Operating Segments [Member] \| International Energy [Member]
Segment Reporting Information, Profit (Loss) [Abstract]
Operating revenues	246	273
Segment income	123	36
Segment assets	3,247	4,892
Operating Segments [Member] \| Commercial Portfolio [Member]
Segment Reporting Information, Profit (Loss) [Abstract]
Operating revenues	114	73
Segment income	27	7
Segment assets	4,183	6,202
Operating Segments [Member] \| Total Reportable Segments [Member]
Segment Reporting Information, Profit (Loss) [Abstract]
Operating revenues	5,619	6,069
Segment income	845	817
Segment assets	119,268	117,736
Intersegment Eliminations [Member]
Segment Reporting Information, Profit (Loss) [Abstract]
Operating revenues	(26)	(31)
Segment income		(1)
Segment assets	178	176
Intersegment Eliminations [Member] \| Regulated Utilities [Member]
Segment Reporting Information, Profit (Loss) [Abstract]
Operating revenues	(9)	(10)
Intersegment Eliminations [Member] \| Other [Member]
Segment Reporting Information, Profit (Loss) [Abstract]
Operating revenues	(17)	(21)
Intersegment Eliminations [Member] \| Total Reportable Segments [Member]
Segment Reporting Information, Profit (Loss) [Abstract]
Operating revenues	(9)	(10)
Corporate, Non-Segment [Member] \| Other [Member]
Segment Reporting Information, Profit (Loss) [Abstract]
Operating revenues	29	27
Segment income	(154)	(43)
Segment assets	2,263	4,230
Costs to achieve Progress Energy merger	74	13
Cost Savings Initiative, Net of tax	12
Duke Energy Ohio [Member]
Segment Reporting Information, Profit (Loss) [Abstract]
Operating revenues	516	586
Segment income		59
Income From Discontinued Operations, net of tax	2	90
Net income (loss)		149
Segment assets	7,112	9,796	$ 7,097
Duke Energy Ohio [Member] \| Other [Member]
Segment Reporting Information, Profit (Loss) [Abstract]
Segment income	$ (9)	(2)
Duke Energy Ohio [Member] \| Operating Segments [Member] \| Regulated Utilities [Member]
Segment Reporting Information, Profit (Loss) [Abstract]
Operating revenues		572
Segment income		70
Segment assets		6,782
Duke Energy Ohio [Member] \| Operating Segments [Member] \| Commercial Portfolio [Member]
Segment Reporting Information, Profit (Loss) [Abstract]
Operating revenues		14
Segment income		(9)
Segment assets		2,984
Duke Energy Ohio [Member] \| Operating Segments [Member] \| Total Reportable Segments [Member]
Segment Reporting Information, Profit (Loss) [Abstract]
Operating revenues		586
Segment income		61
Segment assets		9,766
Duke Energy Ohio [Member] \| Intersegment Eliminations [Member]
Segment Reporting Information, Profit (Loss) [Abstract]
Segment assets		(13)
Duke Energy Ohio [Member] \| Corporate, Non-Segment [Member] \| Other [Member]
Segment Reporting Information, Profit (Loss) [Abstract]
Segment income		(2)
Segment assets		$ 43