BUSINESS SEGMENTS (Tables)

9 Months Ended

Sep. 26, 2015

Segment Reporting [Abstract]

Segment reporting information of sales and operating income

Summary by Business

	Thirteen Weeks Ended						Thirty-nine Weeks Ended
	September 26, 2015			September 27, 2014			September 26, 2015			September 27, 2014
SALES:
Engineered Infrastructure Products segment:
Lighting, Traffic, and Roadway Products	$	147,425		$	158,977		$	447,380		$	462,707
Communication Products	51,940			45,952			130,431			119,456
Offshore Structures	26,813			41,284			74,796			105,805
Access Systems	33,691			48,686			106,724			139,745
Engineered Infrastructure Products segment	259,869			294,899			759,331			827,713
Utility Support Structures segment:
Steel	135,997			156,112			433,695			527,123
Concrete	28,687			25,073			70,259			81,819
Utility Support Structures segment	164,684			181,185			503,954			608,942
Coatings segment	76,200			86,735			226,654			254,063
Irrigation segment	112,205			174,288			420,502			606,938
Other	42,285			60,838			146,547			181,226
Total	655,243			797,945			2,056,988			2,478,882
INTERSEGMENT SALES:
Engineered Infrastructure Products segment	6,931			10,696			18,057			48,427
Utility Support Structures segment	287			626			849			2,146
Coatings segment	11,428			13,166			36,153			42,889
Irrigation segment	6			1			18			14
Other	4,016			7,788			16,815			25,399
Total	22,668			32,277			71,892			118,875
NET SALES:
Engineered Infrastructure Products segment	252,938			284,203			741,274			779,286
Utility Support Structures segment	164,397			180,559			503,105			606,796
Coatings segment	64,772			73,569			190,501			211,174
Irrigation segment	112,199			174,287			420,484			606,924
Other	38,269			53,050			129,732			155,827
Total	$	632,575		$	765,668		$	1,985,096		$	2,360,007
OPERATING INCOME:
Engineered Infrastructure Products segment	$	14,154		$	33,200		$	43,560		$	75,534
Utility Support Structures segment	14,505			16,975			40,261			76,107
Coatings segment	3,145			17,554			22,006			47,260
Irrigation segment	10,539			26,888			60,655			111,507
Other	3,886			6,211			16,757			23,104
Corporate	(9,217		)	(13,025		)	(34,544		)	(42,085		)
Total	$	37,012		$	87,803		$	148,695		$	291,427