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Earnings Per Share (Tables) | 3 Months Ended
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Mar. 31, 2018
Earnings Per Share [Abstract] |
Basic and Diluted Earnings Per Common Share | Basic and diluted earnings per common share are calculated as follows:
| Three Months Ended
| March 31,
(In millions, except per share amounts) | 2018 |  | 2017
Earnings per share — basic: |  |  |
Goodyear net income | $ | 75 |  |  | $ | 166 |
Weighted average shares outstanding | 240 |  |  | 252 |
Earnings per common share — basic | $ | 0.31 |  |  | $ | 0.66 |
Earnings per share — diluted: |  |  |
Goodyear net income | $ | 75 |  |  | $ | 166 |
Weighted average shares outstanding | 240 |  |  | 252 |
Dilutive effect of stock options and other dilutive securities | 4 |  |  | 4 |
Weighted average shares outstanding — diluted | 244 |  |  | 256 |
Earnings per common share — diluted | $ | 0.31 |  |  | $ | 0.65 |

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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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