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Earnings per Share (Tables) | 3 Months Ended
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Apr. 04, 2021
Earnings per Share [Abstract] |
Computation of Basic and Diluted Earnings Per Share | The following table sets forth the computation of basic and diluted earnings per share:
|  | Three Months Ended |
(in millions, except per share data) |  | Apr. 4, 2021 |  |  | Mar. 29, 2020 |
Net income attributable to Minerals Technologies Inc. |  | $ | 39.9 |  |  | $ | 38.6 |
Weighted average shares outstanding |  |  | 33.8 |  |  |  | 34.4 |
Dilutive effect of stock options and stock units |  |  | 0.2 |  |  |  | — |
Weighted average shares outstanding, adjusted |  |  | 34.0 |  |  |  | 34.4 |
Basic earnings per share attributable to Minerals Technologies Inc. |  | $ | 1.18 |  |  | $ | 1.12 |
Diluted earnings per share attributable to Minerals Technologies Inc. |  | $ | 1.17 |  |  | $ | 1.12 |

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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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