CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 28, 2024	Sep. 30, 2023	Sep. 28, 2024	Sep. 30, 2023
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)
Net earnings (loss)	$ 82,610	$ (50,315)	$ 272,189	$ 110,828
Foreign currency translation adjustments:
Unrealized translation gain (loss)	33,314	(28,342)	(6,872)	(8,186)
Hedging activities:
Unrealized loss on commodity hedges	(732)	(397)	(2,791)	(3,212)
Realized loss on commodity hedges included in earnings	1,163	743	744	4,540
Unrealized gain (loss) on cross currency swaps	(2,140)	2,072	(1,129)	721
Amortization cost included in interest expense	(12)	(12)	(36)	(40)
Total hedging activities	(1,721)	2,406	(3,212)	2,009
Net gain on defined benefit pension plan	396	95	1,158	281
Total other comprehensive income (loss), net of tax	31,989	(25,841)	(8,926)	(5,896)
Comprehensive income (loss)	114,599	(76,156)	263,263	104,932
Comprehensive loss (income) attributable to redeemable noncontrolling interests	138	1,098	(1,581)	3,233
Comprehensive income (loss) attributable to Valmont Industries, Inc.	$ 114,737	$ (75,058)	$ 261,682	$ 108,165