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Earnings Per Share | 6 Months Ended
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Jun. 30, 2016
Earnings Per Share [Abstract] |
Earnings Per Share | Earnings Per Share We compute basic and diluted earnings per share ("EPS") in accordance with the two-class method. Net income attributable to Ensco used in our computations of basic and diluted EPS is adjusted to exclude net income allocated to non-vested shares granted to our employees and non-employee directors. Weighted-average shares outstanding used in our computation of diluted EPS is calculated using the treasury stock method and excludes non-vested shares. The following table is a reconciliation of income from continuing operations attributable to Ensco shares used in our basic and diluted EPS computations for the three-month and six-month periods ended June 30, 2016 and 2015 (in millions):
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2016 |  | 2015 |  | 2016 |  | 2015
Income from continuing operations attributable to Ensco | $ | 590.8 |  |  | $ | 270.4 |  |  | $ | 767.0 |  |  | $ | 595.3 |
Income from continuing operations allocated to non-vested share awards | (9.8 | ) |  | (3.7 | ) |  | (12.0 | ) |  | (7.4 | )
Income from continuing operations attributable to Ensco shares | $ | 581.0 |  |  | $ | 266.7 |  |  | $ | 755.0 |  |  | $ | 587.9 |
The following table is a reconciliation of the weighted-average shares used in our basic and diluted EPS computations for the three-month and six-month periods ended June 30, 2016 and 2015 (in millions):
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2016 |  | 2015 |  | 2016 |  | 2015
Weighted-average shares - basic | 284.6 |  |  | 232.1 |  |  | 258.5 |  |  | 232.0 |
Potentially dilutive shares | — |  |  | .1 |  |  | — |  |  | .1 |
Weighted-average shares - diluted | 284.6 |  |  | 232.2 |  |  | 258.5 |  |  | 232.1 |
Antidilutive share awards totaling 500,000 and 600,000 were excluded from the computation of diluted EPS for the three-month and six-month periods ended June 30, 2016. Antidilutive share awards totaling 500,000 were excluded from the computation of diluted EPS for the three-month and six-month ended June 30, 2015.

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