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Earnings Per Share (Tables) | 12 Months Ended
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Dec. 31, 2016
Earnings Per Share [Abstract] |
Earnings Per Share Computation | The following table presents the calculation of Dominion's basic and diluted EPS:
| 2016 |  | 2015 |  | 2014 |
(millions, except EPS) |  |  |
Net income attributable to Dominion | $ | 2,123 |  | $ | 1,899 |  | $ | 1,310 |
Average shares of common stock outstanding-Basic | 616.4 |  | 592.4 |  | 582.7 |
Net effect of dilutive securities(1) | 0.7 |  | 1.3 |  | 1.8 |
Average shares of common stock outstanding-Diluted | 617.1 |  | 593.7 |  | 584.5 |
Earnings Per Common Share-Basic | $ | 3.44 |  | $ | 3.21 |  | $ | 2.25 |
Earnings Per Common Share-Diluted | $ | 3.44 |  | $ | 3.20 |  | $ | 2.24 |
(1) | Dilutive securities consist primarily of the 2013 Equity Units for 2016 and 2015 and the 2013 Equity Units and contingently convertible senior notes for 2014. Dominion redeemed all of its contingently convertible senior notes in 2014. See Note 17 for more information.

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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