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Earnings Per Share (Tables) | 9 Months Ended
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Sep. 30, 2017
Computation of Earnings Per Share | The computations of UAL’s basic and diluted earnings per share are set forth below (in millions, except per share amounts):
|  | Three Months Ended September 30, |  |  | Nine Months Ended September 30, |
|  | 2017 |  |  | 2016 |  |  | 2017 |  |  | 2016 |
Earnings available to common stockholders |  | $ | 637 |  |  | $ | 965 |  |  | $ | 1,551 |  |  | $ | 1,866 |
Basic weighted-average shares outstanding |  |  | 299.8 |  |  |  | 320.0 |  |  |  | 306.8 |  |  |  | 334.9 |
Effect of employee stock awards |  |  | 0.8 |  |  |  | 0.4 |  |  |  | 0.8 |  |  |  | 0.3 |
Diluted weighted-average shares outstanding |  |  | 300.6 |  |  |  | 320.4 |  |  |  | 307.6 |  |  |  | 335.2 |
Earnings per share, basic |  | $ | 2.12 |  |  | $ | 3.02 |  |  | $ | 5.06 |  |  | $ | 5.57 |
Earnings per share, diluted |  | $ | 2.12 |  |  | $ | 3.01 |  |  | $ | 5.04 |  |  | $ | 5.57 |

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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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