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Earnings Per Share Of Common Stock (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019
EPS of Common Stock |  |  |  |  |  |
Income from continuing operations | $ 460 |  | $ 389 |  | $ 791 | $ 1,085
Less: Preferred dividends | 0 |  | 0 |  | 0 | (3)
Less: Undistributed earnings allocated to preferred stockholders | 0 |  | 0 |  | 0 | (4)
Income from continuing operations available to common stockholders | 460 |  | 389 |  | 791 | 1,078
Discontinued operations, net of tax | (6) | [1] | 2 | [1] | 46 | (62)
Less: Undistributed earnings allocated to preferred stockholders | 0 |  | 0 |  | 0 | 0
Income (loss) from discontinued operations available to common stockholders | (6) |  | 2 |  | 46 | (62)
NET INCOME ATTRIBUTABLE TO COMMON STOCKHOLDERS | 454 |  | 391 |  | 837 | 1,016
Income allocated to preferred shareholders, preferred dilutive | 0 |  | 0 |  | 0 | (7)
Income available to common stockholders, dilutive | $ 454 |  | $ 391 |  | $ 837 | $ 1,023
Share Count information: |  |  |  |  |  |
Weighted average number of basic shares outstanding (in shares) | 542,000 |  | 538,000 |  | 542,000 | 533,000
Assumed exercise of dilutive stock options and awards (in shares) | 1,000 |  | 2,000 |  | 1,000 | 2,000
Assumed conversion of preferred stock (in shares) | 0 |  | 2,000 |  | 0 | 6,000
Weighted average number of diluted shares outstanding | 543,000 |  | 542,000 |  | 543,000 | 541,000
Income available to common stockholders, per common share: |  |  |  |  |  |
Income from continuing operations, basic (in dollars per share) | $ 0.85 |  | $ 0.72 |  | $ 1.46 | $ 2.02
Discontinued operations, basic (in dollars per share) | (0.01) |  | 0.01 |  | 0.08 | (0.12)
Basic - Net Income Attributable to Common Stockholders (in dollars per share) | 0.84 |  | 0.73 |  | 1.54 | 1.90
Income from continuing operations, diluted (in dollars per share) | 0.85 |  | 0.72 |  | 1.46 | 2.00
Discontinued operations, diluted (in dollars per share) | (0.01) |  | 0 |  | 0.08 | (0.11)
Diluted - Net Income Attributable to Common Stockholders (in dollars per share) | $ 0.84 |  | $ 0.72 |  | $ 1.54 | $ 1.89
Stock Options |  |  |  |  |  |
Income available to common stockholders, per common share: |  |  |  |  |  |
Shares excluded from the calculation of diluted shares outstanding, in shares | 80 |  | 0 |  |  | 0
[1] | Net of income tax expense (benefits) of $6 million and $2 million for the three months ended September 30, 2020 and 2019, respectively, and $(29) million and $46 million for the nine months ended September 30, 2020 and 2019, respectively.

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