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Segment Reporting Net Sales by Product Group Table (Tables) | 6 Months Ended
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Jun. 30, 2018
Disaggregation of Revenue [Line Items] |
Disaggregation of Revenue [Table Text Block] |
Net Sales by Product Group
|  | Three Months Ended June 30, |  | Six Months Ended June 30,
(In thousands) | 2018 |  | 2017 |  | 2018 |  | 2017(c)
PE Films: |  |  |  |  |  |  |
Personal care materials | 55,985 |  |  | 62,790 |  |  | 117,629 |  |  | 124,088 |
Surface protection films | 24,918 |  |  | 24,996 |  |  | 54,733 |  |  | 48,437 |
LED lighting products & other films | 1,555 |  |  | 1,853 |  |  | 3,345 |  |  | 3,526 |
Subtotal | 82,458 |  |  | 89,639 |  |  | 175,707 |  |  | 176,051 |
Flexible Packaging Films | 28,304 |  |  | 26,588 |  |  | 56,741 |  |  | 53,297 |
Aluminum Extrusions: |  |  |  |  |  |  |
Nonresidential building & construction | 72,442 |  |  | 61,173 |  |  | 137,629 |  |  | 114,347 |
Consumer durables | 17,161 |  |  | 14,024 |  |  | 32,309 |  |  | 25,766 |
Distribution | 12,031 |  |  | 9,408 |  |  | 22,961 |  |  | 15,842 |
Automotive | 11,157 |  |  | 10,112 |  |  | 20,787 |  |  | 20,265 |
Residential building & construction | 12,343 |  |  | 13,068 |  |  | 21,813 |  |  | 19,528 |
Machinery & equipment | 9,867 |  |  | 8,606 |  |  | 19,144 |  |  | 15,545 |
Electrical | 9,556 |  |  | 6,817 |  |  | 18,150 |  |  | 11,513 |
Subtotal | 144,557 |  |  | 123,208 |  |  | 272,793 |  |  | 222,806 |
Total | 255,319 |  |  | 239,435 |  |  | 505,241 |  |  | 452,154 |

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=82913847&loc=SL49130545-203045 + Details
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