DIVESTITURES - Assets and liabilities (Details) - Valmont SM, Offshore Wind Business [Member] kr in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022 USD ($)	Dec. 31, 2022 DKK (kr)	Dec. 25, 2021 USD ($)	Dec. 31, 2022 DKK (kr)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Operating income	$ 2,259		$ 40,192
Cash received	12,570	kr 90,000
Impairment of long-lived assets			$ 27,900
Escrow deposit	4,027			kr 28,000
Cash and cash equivalents	12,420
Receivables, net	35,407
Inventories	1,144
Contract assets	19,127
Prepaid expenses and other assets	1,852
Net property, plant, and equipment	12,915
Intangible assets	5,579
Other assets	1,103
Total assets	89,547
Accounts payable	23,611
Contract liabilities	34,814
Accrued expenses	4,737
Deferred income taxes	1,375
Total liabilities	64,537
Net assets	$ 25,010