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BUSINESS SEGMENTS (Details) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 27, 2015 USD ($) | Jun. 28, 2014 USD ($) | Jun. 27, 2015 USD ($) item | Jun. 28, 2014 USD ($)
Business Segments |  |  |  |
Number of reportable segments | item |  |  | 4 |
Maximum percentage of sales of other businesses and activities to consolidated sales as basis for aggregation |  |  | 10.00% |
Net sales | $ 682,123 | $ 842,599 | $ 1,352,521 | $ 1,594,339
Operating Income | 54,000 | 104,776 | 111,683 | 203,624
Engineered Infrastructure Products segment: |  |  |  |
Business Segments |  |  |  |
Net sales | 257,017 | 286,186 | 488,336 | 495,083
Operating Income | 17,424 | 28,625 | 29,406 | 42,334
Utility Support Structures segment |  |  |  |
Business Segments |  |  |  |
Net sales | 162,656 | 212,005 | 338,708 | 426,237
Operating Income | 10,399 | 26,375 | 25,756 | 59,132
Coatings segment |  |  |  |
Business Segments |  |  |  |
Net sales | 63,916 | 70,387 | 125,729 | 137,605
Operating Income | 7,862 | 15,820 | 18,861 | 29,706
Irrigation segment |  |  |  |
Business Segments |  |  |  |
Net sales | 153,818 | 219,913 | 308,285 | 432,637
Operating Income | 25,814 | 41,473 | 50,116 | 84,619
Other/Corporate |  |  |  |
Business Segments |  |  |  |
Net sales | 44,716 | 54,108 | 91,463 | 102,777
Operating Income | 6,273 | 8,343 | 12,871 | 16,893
Corporate |  |  |  |
Business Segments |  |  |  |
Operating Income | (13,772) | (15,860) | (25,327) | (29,060)
Operating segment |  |  |  |
Business Segments |  |  |  |
Sales | 704,317 | 884,242 | 1,401,745 | 1,680,937
Operating segment | Engineered Infrastructure Products segment: |  |  |  |
Business Segments |  |  |  |
Sales | 261,069 | 304,352 | 499,462 | 532,814
Operating segment | Engineered Infrastructure Products segment: | Lighting, Traffic, and Roadway Products |  |  |  |
Business Segments |  |  |  |
Sales | 154,688 | 164,753 | 299,955 | 303,730
Operating segment | Engineered Infrastructure Products segment: | Communication Products |  |  |  |
Business Segments |  |  |  |
Sales | 45,935 | 43,618 | 78,491 | 73,504
Operating segment | Engineered Infrastructure Products segment: | Offshore Structures |  |  |  |
Business Segments |  |  |  |
Sales | 23,135 | 47,217 | 47,983 | 64,521
Operating segment | Engineered Infrastructure Products segment: | Access Systems |  |  |  |
Business Segments |  |  |  |
Sales | 37,311 | 48,764 | 73,033 | 91,059
Operating segment | Utility Support Structures segment |  |  |  |
Business Segments |  |  |  |
Sales | 162,929 | 213,030 | 339,270 | 427,757
Operating segment | Utility Support Structures segment | Steel |  |  |  |
Business Segments |  |  |  |
Sales | 139,425 | 179,574 | 297,698 | 371,011
Operating segment | Utility Support Structures segment | Concrete |  |  |  |
Business Segments |  |  |  |
Sales | 23,504 | 33,456 | 41,572 | 56,746
Operating segment | Coatings segment |  |  |  |
Business Segments |  |  |  |
Sales | 76,094 | 85,157 | 150,454 | 167,328
Operating segment | Irrigation segment |  |  |  |
Business Segments |  |  |  |
Sales | 153,821 | 219,917 | 308,297 | 432,650
Operating segment | Other/Corporate |  |  |  |
Business Segments |  |  |  |
Sales | 50,404 | 61,786 | 104,262 | 120,388
Intersegment |  |  |  |
Business Segments |  |  |  |
Sales | 22,194 | 41,643 | 49,224 | 86,598
Intersegment | Engineered Infrastructure Products segment: |  |  |  |
Business Segments |  |  |  |
Sales | 4,052 | 18,166 | 11,126 | 37,731
Intersegment | Utility Support Structures segment |  |  |  |
Business Segments |  |  |  |
Sales | 273 | 1,025 | 562 | 1,520
Intersegment | Coatings segment |  |  |  |
Business Segments |  |  |  |
Sales | 12,178 | 14,770 | 24,725 | 29,723
Intersegment | Irrigation segment |  |  |  |
Business Segments |  |  |  |
Sales | 3 | 4 | 12 | 13
Intersegment | Other/Corporate |  |  |  |
Business Segments |  |  |  |
Sales | $ 5,688 | $ 7,678 | $ 12,799 | $ 17,611

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