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Earnings Per Common Share ("EPS") | 9 Months Ended
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Sep. 30, 2017
Earnings Per Share [Abstract] |
Earnings Per Common Share (EPS) | Earnings Per Common Share (“EPS”)
|  | Quarter ended |  | Year to date
|  | 2017 |  | 2016 |  | 2017 |  | 2016
Income from continuing operations |  | $ | 418 |  |  | $ | 218 |  |  | $ | 904 |  |  | $ | 710 |
Income from discontinued operations |  | — |  |  | 422 |  |  | — |  |  | 630 |
Net Income |  | $ | 418 |  |  | $ | 640 |  |  | $ | 904 |  |  | $ | 1,340 |
Weighted-average common shares outstanding (for basic calculation) |  | 345 |  |  | 388 |  |  | 351 |  |  | 404 |
Effect of dilutive share-based employee compensation |  | 8 |  |  | 7 |  |  | 7 |  |  | 6 |
Weighted-average common and dilutive potential common shares outstanding (for diluted calculation) |  | 353 |  |  | 395 |  |  | 358 |  |  | 410 |
Basic EPS from continuing operations |  | $ | 1.21 |  |  | $ | 0.56 |  |  | $ | 2.58 |  |  | $ | 1.76 |
Basic EPS from discontinued operations |  | N/A |  |  | 1.09 |  |  | N/A |  |  | 1.56 |
Basic EPS |  | $ | 1.21 |  |  | $ | 1.65 |  |  | $ | 2.58 |  |  | $ | 3.32 |
Diluted EPS from continuing operations |  | $ | 1.18 |  |  | $ | 0.55 |  |  | $ | 2.52 |  |  | $ | 1.73 |
Diluted EPS from discontinued operations |  | N/A |  |  | 1.07 |  |  | N/A |  |  | 1.54 |
Diluted EPS |  | $ | 1.18 |  |  | $ | 1.62 |  |  | $ | 2.52 |  |  | $ | 3.27 |
Unexercised employee stock options and stock appreciation rights (in millions) excluded from the diluted EPS computation(a) |  | 1.9 |  |  | 1.7 |  |  | 2.3 |  |  | 6.0 |
(a) These unexercised employee stock options and stock appreciation rights were not included in the computation of diluted EPS because to do so would have been antidilutive for the periods presented.

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -URI http://asc.fasb.org/topic&trid=2144383 + Details
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