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Revenue - Summary of Disaggregated Information Pertaining to Net Sales (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | $ 216,183 | $ 235,053 | $ 447,743 | $ 464,186
Product [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 216,183 | 235,053 | 447,743 | 464,186
Composite Fibers [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 122,137 | 132,581 | 254,848 | 261,298
Composite Fibers [Member] | Europe, Middle East and Africa [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 68,807 | 80,002 | 148,402 | 157,916
Composite Fibers [Member] | Americas [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 33,352 | 33,964 | 66,073 | 65,604
Composite Fibers [Member] | Asia Pacific [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 19,978 | 18,615 | 40,373 | 37,778
Composite Fibers [Member] | Food & Beverage [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 73,014 | 70,390 | 144,481 | 141,843
Composite Fibers [Member] | Wallcovering [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 11,259 | 22,958 | 31,152 | 41,508
Composite Fibers [Member] | Technical Specialties [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 18,816 | 19,266 | 38,823 | 38,554
Composite Fibers [Member] | Composite Laminates [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 8,126 | 9,218 | 17,889 | 17,693
Composite Fibers [Member] | Metallized [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 10,922 | 10,749 | 22,503 | 21,700
Airlaid Materials [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 94,046 | 102,472 | 192,895 | 202,888
Airlaid Materials [Member] | Europe, Middle East and Africa [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 45,879 | 55,206 | 98,599 | 109,645
Airlaid Materials [Member] | Americas [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 45,262 | 45,261 | 89,648 | 89,595
Airlaid Materials [Member] | Asia Pacific [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 2,905 | 2,005 | 4,648 | 3,648
Airlaid Materials [Member] | Feminine Hygiene [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 50,668 | 51,851 | 100,764 | 106,839
Airlaid Materials [Member] | Specialty Wipes [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 20,947 | 17,656 | 38,159 | 34,988
Airlaid Materials [Member] | Tabletop [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 5,529 | 16,347 | 20,581 | 29,678
Airlaid Materials [Member] | Adult Incontinence [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 5,011 | 6,365 | 11,156 | 11,853
Airlaid Materials [Member] | Home Care [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | 6,278 | 4,352 | 11,490 | 8,316
Airlaid Materials [Member] | Other [Member] |  |  |  |
Disaggregation Of Revenue [Line Items] |  |  |  |
Net sales | $ 5,613 | $ 5,901 | $ 10,745 | $ 11,214

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