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BUSINESS SEGMENTS (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 27, 2014 | Sep. 28, 2013 | Sep. 27, 2014 item | Sep. 28, 2013
Business Segments |  |  |  |
Number of reportable segments |  |  | 4 |
Maximum percentage of sales of other businesses and activities to consolidated sales as basis for aggregation |  |  | 10.00% |
Net sales | $ 765,668 | $ 778,032 | $ 2,360,007 | $ 2,476,321
Operating Income | 87,803 | 109,901 | 291,427 | 372,356
Engineered Infrastructure Products segment: |  |  |  |
Business Segments |  |  |  |
Net sales | 284,203 | 235,313 | 779,286 | 657,998
Operating Income | 33,200 | 25,689 | 75,534 | 61,026
Utility Support Structures segment |  |  |  |
Business Segments |  |  |  |
Net sales | 180,559 | 228,931 | 606,796 | 696,102
Operating Income | 16,975 | 41,491 | 76,107 | 129,767
Coatings segment |  |  |  |
Business Segments |  |  |  |
Net sales | 73,569 | 75,312 | 211,174 | 229,577
Operating Income | 17,554 | 19,833 | 47,260 | 56,805
Irrigation segment |  |  |  |
Business Segments |  |  |  |
Net sales | 174,287 | 175,116 | 606,924 | 689,997
Operating Income | 26,888 | 31,145 | 111,507 | 149,878
Other |  |  |  |
Business Segments |  |  |  |
Net sales | 53,050 | 63,360 | 155,827 | 202,647
Operating Income | 6,211 | 9,978 | 23,104 | 33,790
Corporate |  |  |  |
Business Segments |  |  |  |
Operating Income | (13,025) | (18,235) | (42,085) | (58,910)
Operating segment |  |  |  |
Business Segments |  |  |  |
Sales | 797,945 | 825,668 | 2,478,882 | 2,627,328
Operating segment | Engineered Infrastructure Products segment: |  |  |  |
Business Segments |  |  |  |
Sales | 294,899 | 260,283 | 827,713 | 734,589
Operating segment | Engineered Infrastructure Products segment: | Lighting, Traffic, and Roadway Products |  |  |  |
Business Segments |  |  |  |
Sales | 158,977 | 171,991 | 462,707 | 480,648
Operating segment | Engineered Infrastructure Products segment: | Communication Products |  |  |  |
Business Segments |  |  |  |
Sales | 45,952 | 38,674 | 119,456 | 102,067
Operating segment | Engineered Infrastructure Products segment: | Offshore Structures |  |  |  |
Business Segments |  |  |  |
Sales | 41,284 |  | 105,805 |
Operating segment | Engineered Infrastructure Products segment: | Access Systems |  |  |  |
Business Segments |  |  |  |
Sales | 48,686 | 49,618 | 139,745 | 151,874
Operating segment | Utility Support Structures segment |  |  |  |
Business Segments |  |  |  |
Sales | 181,185 | 229,420 | 608,942 | 697,301
Operating segment | Utility Support Structures segment | Steel |  |  |  |
Business Segments |  |  |  |
Sales | 156,112 | 199,912 | 527,123 | 611,573
Operating segment | Utility Support Structures segment | Concrete |  |  |  |
Business Segments |  |  |  |
Sales | 25,073 | 29,508 | 81,819 | 85,728
Operating segment | Coatings segment |  |  |  |
Business Segments |  |  |  |
Sales | 86,735 | 89,009 | 254,063 | 272,052
Operating segment | Irrigation segment |  |  |  |
Business Segments |  |  |  |
Sales | 174,288 | 175,120 | 606,938 | 690,002
Operating segment | Other |  |  |  |
Business Segments |  |  |  |
Sales | 60,838 | 71,836 | 181,226 | 233,384
Intersegment |  |  |  |
Business Segments |  |  |  |
Sales | 32,277 | 47,636 | 118,875 | 151,007
Intersegment | Engineered Infrastructure Products segment: |  |  |  |
Business Segments |  |  |  |
Sales | 10,696 | 24,970 | 48,427 | 76,591
Intersegment | Utility Support Structures segment |  |  |  |
Business Segments |  |  |  |
Sales | 626 | 489 | 2,146 | 1,199
Intersegment | Coatings segment |  |  |  |
Business Segments |  |  |  |
Sales | 13,166 | 13,697 | 42,889 | 42,475
Intersegment | Irrigation segment |  |  |  |
Business Segments |  |  |  |
Sales | 1 | 4 | 14 | 5
Intersegment | Other |  |  |  |
Business Segments |  |  |  |
Sales | $ 7,788 | $ 8,476 | $ 25,399 | $ 30,737

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