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Earnings per Share (Tables) | 12 Months Ended
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Dec. 28, 2019
Earnings Per Share [Abstract] |
Basic and Diluted Earnings Per Share | Basic and diluted EPS were calculated as follows:
(In thousands, except per share amounts) |  | December 28, 2019 |  | December 29, 2018 |  | December 30, 2017
Net Income Attributable to Kadant |  | $ | 52,068 |  |  | $ | 60,413 |  |  | $ | 31,092 |
Basic Weighted Average Shares |  | 11,235 |  |  | 11,086 |  |  | 10,991 |
Effect of Stock Options, Restricted Stock Units and Employee Stock Purchase Plan Shares |  | 222 |  |  | 314 |  |  | 321 |
Diluted Weighted Average Shares |  | 11,457 |  |  | 11,400 |  |  | 11,312 |
Basic Earnings per Share |  | $ | 4.63 |  |  | $ | 5.45 |  |  | $ | 2.83 |
Diluted Earnings per Share |  | $ | 4.54 |  |  | $ | 5.30 |  |  | $ | 2.75 |

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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://fasb.org/us-gaap/role/ref/legacyRef -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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