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Earnings Per Share (Tables) | 12 Months Ended
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Dec. 31, 2020
Earnings Per Share [Abstract] |
Basic and Diluted Earnings per Common Share | Basic and diluted earnings per common share are calculated as follows:
(In millions, except per share amounts) |  | 2020 |  |  | 2019 |  |  | 2018 |
Earnings (loss) per share — basic: |  |  |  |  |  |  |  |  |  |  |  |
Goodyear net income (loss) |  | $ | (1,254 | ) |  | $ | (311 | ) |  | $ | 693 |
Weighted average shares outstanding |  |  | 234 |  |  |  | 233 |  |  |  | 237 |
Earnings (loss) per common share — basic |  | $ | (5.35 | ) |  | $ | (1.33 | ) |  | $ | 2.92 |
Earnings (loss) per share — diluted: |  |  |  |  |  |  |  |  |  |  |  |
Goodyear net income (loss) |  | $ | (1,254 | ) |  | $ | (311 | ) |  | $ | 693 |
Weighted average shares outstanding |  |  | 234 |  |  |  | 233 |  |  |  | 237 |
Dilutive effect of stock options and other dilutive securities |  |  | — |  |  |  | — |  |  |  | 2 |
Weighted average shares outstanding — diluted |  |  | 234 |  |  |  | 233 |  |  |  | 239 |
Earnings (loss) per common share — diluted |  | $ | (5.35 | ) |  | $ | (1.33 | ) |  | $ | 2.89 |

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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/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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