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DIVESTITURES (Details) kr in Thousands, $ in Thousands |  | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | ---
Apr. 30, 2023 USD ($) | Jul. 01, 2023 USD ($) | Sep. 24, 2022 USD ($) | Sep. 30, 2023 USD ($) | Sep. 24, 2022 USD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2022 DKK (kr)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Pre-tax gain on sale of engineering and equipment |  |  |  | $ 2,994 | $ 0 |  |
Valmont SM, Offshore Wind Business [Member] | Disposed by sale |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Operating income |  |  | $ 1,107 |  | $ 814 |  |
Cash consideration |  |  |  |  |  | $ 12,570 | kr 90,000
Consideration escrowed |  |  |  |  |  | $ 4,027 | kr 28,000
Torrent Engineering and Equipment [Member] |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Net proceeds | $ 6,369 |  |  |  |  |  |
Pre-tax gain on sale of engineering and equipment |  | $ 2,994 |  |  |  |  |
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal, Statement of Income or Comprehensive Income [Extensible Enumeration] |  | Nonoperating Income (Expense) |  |  |  |  |

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