CONDENSED CONSOLIDATED STATEMENTS OF EARNINGS (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 28, 2026	Mar. 29, 2025
Net sales	$ 1,029,197	$ 969,314
Total cost of sales	712,319	678,212
Gross profit	316,878	291,102
Selling, general, and administrative expenses	161,252	162,788
Operating income	155,626	128,314
Other income (expenses):
Interest expense	(9,411)	(10,115)
Interest income	1,377	3,394
Loss on deferred compensation investments	(1,558)	(841)
Other, net	(895)	(2,730)
Total other expenses	(10,487)	(10,292)
Earnings before income taxes and equity method investment loss	145,139	118,022
Income tax expense:
Current	21,448	20,360
Deferred	15,667	10,439
Total income tax expense	37,115	30,799
Earnings before equity method investment loss	108,024	87,223
Equity method investment loss		(560)
Net earnings	108,024	86,663
Loss attributable to redeemable noncontrolling interests	9	598
Net earnings attributable to Valmont Industries, Inc.	$ 108,033	$ 87,261
Net earnings attributable to Valmont Industries, Inc. per share:
Basic (in dollars per share)	$ 5.55	$ 4.35
Diluted (in dollars per share)	$ 5.51	$ 4.32
Product sales
Net sales	$ 921,732	$ 874,489
Total cost of sales	655,519	621,043
Service sales
Net sales	107,465	94,825
Total cost of sales	$ 56,800	$ 57,169