v2.4.0.8

Common Stock (Tables) | 9 Months Ended
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Sep. 30, 2014
Earnings Per Share [Abstract] |
Schedule Of Earnings Per Share | The following table presents Duke Energy’s basic and diluted EPS calculations and reconciles the weighted-average number of common shares outstanding to the diluted weighted-average number of common shares outstanding.
| Three Months Ended September 30, |  | Nine Months Ended September 30,
(in millions, except per share amounts) | 2014 |  | 2013 |  | 2014 |  | 2013
Income from continuing operations attributable to Duke Energy common shareholders | $ | 887 |  |  | $ | 942 |  |  | $ | 2,351 |  |  | $ | 1,884 |
Weighted-average shares outstanding - basic | 707 |  |  | 706 |  |  | 707 |  |  | 706 |
Weighted-average shares outstanding - diluted | 707 |  | 706 |  | 707 |  | 706
Earnings per share from continuing operations attributable to Duke Energy common shareholders |  |  |  |  |  |  |
Basic | $ | 1.25 |  |  | $ | 1.33 |  |  | $ | 3.33 |  |  | $ | 2.67 |
Diluted | $ | 1.25 |  |  | $ | 1.33 |  |  | $ | 3.33 |  |  | $ | 2.67 |
Potentially dilutive items excluded from the calculation(a) |  |  |  |  | 2 |  | 2
Dividends declared per common share | $ | 0.795 |  |  | $ | 0.78 |  |  | $ | 2.355 |  |  | $ | 2.31 |
(a) | Stock options and performance and unvested stock awards were not included in the dilutive securities calculation because either the option exercise prices were greater than the average market price of the common shares during those periods, or performance measures related to the awards had not yet been met.

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- Definition Tabular disclosure of the effect of income (loss) on basic earnings per share. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1278-109256 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1252-109256 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 55 -Paragraph 52 -URI http://asc.fasb.org/extlink&oid=32703322&loc=d3e4984-109258 + Details
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