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Net Income Per Share Attributable to Lear (Tables) | 3 Months Ended
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Apr. 01, 2023
Earnings Per Share [Abstract] |
Summary of Information Used to Compute Basic and Diluted Net Income (Loss) Per Share | A summary of information used to compute basic and diluted net income per share attributable to Lear is shown below (in millions, except share and per share data):
| Three Months Ended |  |
| April 1, 2023 |  | April 2, 2022 |  |  |  |
Net income attributable to Lear | $ | 143.6 |  |  | $ | 49.4 |  |  |  |  |
Average common shares outstanding | 59,316,555 |  |  | 59,932,030 |  |  |  |  |
Dilutive effect of common stock equivalents | 242,411 |  |  | 278,949 |  |  |  |  |
Average diluted shares outstanding | 59,558,966 |  |  | 60,210,979 |  |  |  |  |
Basic net income per share attributable to Lear | $ | 2.42 |  |  | $ | 0.82 |  |  |  |  |
Diluted net income per share attributable to Lear | $ | 2.41 |  |  | $ | 0.82 |  |  |  |  |

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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 https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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