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v3.21.2

Segment Reporting Schedule of Revenue by Geographic Location (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Disaggregation of Revenue [Line Items] |  |  |  |
Sales | $ 202,253 | $ 177,917 | $ 584,937 | $ 543,544
UNITED STATES |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Sales | 157,969 | 129,654 | 447,585 | 395,207
PE Films [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Sales | 28,501 | 26,440 | 87,885 | 103,444
PE Films [Member] | Surface Protection Films [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Sales | 20,905 | 19,868 | 65,997 | 79,919
PE Films [Member] | Films For Other Markets [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Sales | 0 | 1,530 | 0 | 6,263
PE Films [Member] | Film Products Subtotal [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Sales | 28,501 | 26,440 | 87,885 | 103,444
Flexible Packaging Films [Member] [Domain] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Sales | 36,666 | 35,856 | 102,560 | 100,534
Aluminum Extrusions [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Sales | 137,086 | 115,621 | 394,492 | 339,566
Aluminum Extrusions [Member] | Nonresidential Building And Construction [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Sales | 68,590 | 62,611 | 195,941 | 190,476
Aluminum Extrusions [Member] | Consumer Durables [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Sales | 12,873 | 11,160 | 39,611 | 31,491
Aluminum Extrusions [Member] | Distribution [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Sales | 12,693 | 7,796 | 30,478 | 22,055
Aluminum Extrusions [Member] | Automotive [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Sales | 10,150 | 10,332 | 32,750 | 25,375
Aluminum Extrusions [Member] | Residential Building And Construction [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Sales | 13,154 | 10,149 | 39,755 | 29,016
Aluminum Extrusions [Member] | Aluminum Extrusions Subtotal [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Sales | 137,086 | 115,621 | 394,492 | 339,566
Aluminum Extrusions [Member] | Machinery and Equipment BNL [Domain] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Sales | 11,611 | 7,581 | 31,190 | 23,147
Aluminum Extrusions [Member] | Electrical [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Sales | 8,015 | 5,992 | 24,767 | 18,006
Exports From United States [Member] | Asia [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Sales | 12,609 | 14,255 | 43,129 | 59,816
Revenues | 7,400 | 5,900 | 25,000 | 25,100
Exports From United States [Member] | CANADA |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Sales | 4,107 | 7,200 | 14,145 | 13,359
Exports From United States [Member] | Europe [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Sales | 1,343 | 1,468 | 3,323 | 4,272
Exports From United States [Member] | Latin America [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Sales | 1,170 | 465 | 3,630 | 1,953
Operations Outside United States [Member] | BRAZIL |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Sales | $ 25,055 | $ 24,875 | $ 73,125 | $ 68,937

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