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EARNINGS PER SHARE (Tables) | 3 Months Ended
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Mar. 31, 2018
Earnings Per Share [Abstract] |
Reconciliation of basic and diluted earnings per share (EPS) | The following table provides a reconciliation between Basic and Diluted earnings per share (EPS):
| Basic EPS |  | Dilutive Effect of Stock Options |  | Diluted EPS
Thirteen weeks ended March 31, 2018: |  |  |  |  |
Net earnings attributable to Valmont Industries, Inc. | $ | 39,281 |  |  | $ | — |  |  | $ | 39,281 |
Shares outstanding (000 omitted) | 22,609 |  |  | 187 |  |  | 22,796 |
Per share amount | $ | 1.74 |  |  | $ | (0.02 | ) |  | $ | 1.72 |
Thirteen weeks ended April 1, 2017: |  |  |  |  |
Net earnings attributable to Valmont Industries, Inc. | $ | 38,979 |  |  | $ | — |  |  | $ | 38,979 |
Shares outstanding (000 omitted) | 22,472 |  |  | 188 |  |  | 22,660 |
Per share amount | $ | 1.73 |  |  | $ | (0.01 | ) |  | $ | 1.72 |

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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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