BUSINESS SEGMENTS & RELATED REVENUE INFORMATION (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023 USD ($)	Sep. 24, 2022 USD ($)	Sep. 30, 2023 USD ($) segment	Sep. 24, 2022 USD ($)
Business Segments
Number of reportable segments | segment			2
Net sales	$ 1,050,295	$ 1,097,382	$ 3,159,072	$ 3,213,734
Operating income (loss)	(24,190)	109,972	228,009	323,533
Pre-tax gain on sale of engineering and equipment			2,994	0
Point in Time
Business Segments
Net sales	742,609	752,508	2,200,728	2,216,770
Over Time
Business Segments
Net sales	307,686	344,874	958,344	996,964
Transmission, Distribution and Substation
Business Segments
Net sales	297,967	304,781	927,094	882,216
Lighting and Transportation
Business Segments
Net sales	252,603	241,590	727,862	701,009
Coatings
Business Segments
Net sales	87,726	87,975	263,590	252,971
Telecommunications
Business Segments
Net sales	59,630	92,830	195,505	232,765
Solar
Business Segments
Net sales	55,700	23,204	139,873	75,708
Irrigation Equipment and Parts
Business Segments
Net sales	271,825	299,883	819,846	919,134
Technology Products and Services
Business Segments
Net sales	24,844	24,258	85,302	82,984
Other
Business Segments
Net sales		22,861		66,947
North America
Business Segments
Net sales	696,012	751,140	2,182,271	2,189,525
International
Business Segments
Net sales	354,283	346,242	976,801	1,024,209
Infrastructure
Business Segments
Net sales	753,626	750,380	2,253,924	2,144,669
Operating income (loss)	103,401	92,465	313,703	254,908
Infrastructure | Point in Time
Business Segments
Net sales	453,829	434,839	1,316,931	1,233,320
Infrastructure | Over Time
Business Segments
Net sales	299,797	315,541	936,993	911,349
Agriculture
Business Segments
Net sales	296,669	324,141	905,148	1,002,118
Operating income (loss)	(99,670)	43,258	2,904	138,779
Agriculture | Point in Time
Business Segments
Net sales	288,780	317,669	883,797	983,450
Agriculture | Over Time
Business Segments
Net sales	7,889	6,472	21,351	18,668
Other Segments
Business Segments
Net sales		22,861		66,947
Operating income (loss)		1,107		814
Other Segments | Over Time
Business Segments
Net sales		22,861		66,947
Corporate
Business Segments
Operating income (loss)	(27,921)	(26,858)	(88,598)	(70,968)
Operating segment
Business Segments
Net sales	1,053,559	1,105,614	3,172,356	3,235,635
Operating segment | Infrastructure
Business Segments
Net sales	755,076	755,492	2,261,777	2,157,082
Operating segment | Infrastructure | Transmission, Distribution and Substation
Business Segments
Net sales	297,967	304,781	927,094	882,216
Operating segment | Infrastructure | Lighting and Transportation
Business Segments
Net sales	252,603	241,590	727,862	701,009
Operating segment | Infrastructure | Coatings
Business Segments
Net sales	88,967	91,969	270,201	264,266
Operating segment | Infrastructure | Telecommunications
Business Segments
Net sales	59,630	92,830	195,505	232,765
Operating segment | Infrastructure | Solar
Business Segments
Net sales	55,909	24,322	141,115	76,826
Operating segment | Infrastructure | North America
Business Segments
Net sales	572,239	579,628	1,743,635	1,645,472
Operating segment | Infrastructure | International
Business Segments
Net sales	182,837	175,864	518,142	511,610
Operating segment | Agriculture
Business Segments
Net sales	298,483	327,261	910,579	1,011,606
Operating segment | Agriculture | Irrigation Equipment and Parts
Business Segments
Net sales	273,639	303,003	825,277	928,622
Operating segment | Agriculture | Technology Products and Services
Business Segments
Net sales	24,844	24,258	85,302	82,984
Operating segment | Agriculture | North America
Business Segments
Net sales	126,828	178,626	450,678	564,369
Operating segment | Agriculture | International
Business Segments
Net sales	171,655	148,635	459,901	447,237
Operating segment | Other Segments
Business Segments
Net sales		22,861		66,947
Operating segment | Other Segments | Other
Business Segments
Net sales		22,861		66,947
Operating segment | Other Segments | International
Business Segments
Net sales		22,861		66,947
Intersegment
Business Segments
Net sales	(3,264)	(8,232)	(13,284)	(21,901)
Intersegment | Coatings
Business Segments
Net sales	(1,241)	(3,994)	(6,611)	(11,295)
Intersegment | Solar
Business Segments
Net sales	(209)	(1,118)	(1,242)	(1,118)
Intersegment | Irrigation Equipment and Parts
Business Segments
Net sales	(1,814)	(3,120)	(5,431)	(9,488)
Intersegment | North America
Business Segments
Net sales	(3,055)	(7,114)	(12,042)	(20,316)
Intersegment | International
Business Segments
Net sales	(209)	(1,118)	(1,242)	(1,585)
Intersegment | Infrastructure
Business Segments
Net sales	(1,450)	(5,112)	(7,853)	(12,413)
Intersegment | Agriculture
Business Segments
Net sales	$ (1,814)	$ (3,120)	$ (5,431)	$ (9,488)