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Revenue - Summary of Disaggregated Information Pertaining to Net Sales (Detail) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2019 | Mar. 31, 2018
Disaggregation Of Revenue [Line Items] |  |
Net sales | $ 229,133 | $ 211,207
Product [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Net sales | 229,133 | 211,207
Composite Fibers [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Net sales | 128,717 | 141,598
Composite Fibers [Member] | Europe, Middle East and Africa [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Net sales | 77,914 | 94,782
Composite Fibers [Member] | Americas [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Net sales | 31,640 | 24,048
Composite Fibers [Member] | Asia Pacific [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Net sales | 19,163 | 22,768
Composite Fibers [Member] | Food & Beverage [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Net sales | 71,453 | 70,397
Composite Fibers [Member] | Wallcovering [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Net sales | 18,550 | 28,132
Composite Fibers [Member] | Technical Specialties [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Net sales | 19,288 | 20,958
Composite Fibers [Member] | Composite Laminates [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Net sales | 8,475 | 9,398
Composite Fibers [Member] | Metallized [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Net sales | 10,951 | 12,713
Advanced Airlaid Materials [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Net sales | 100,416 | 69,609
Advanced Airlaid Materials [Member] | Europe, Middle East and Africa [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Net sales | 54,439 | 36,228
Advanced Airlaid Materials [Member] | Americas [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Net sales | 44,334 | 32,815
Advanced Airlaid Materials [Member] | Asia Pacific [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Net sales | 1,643 | 566
Advanced Airlaid Materials [Member] | Feminine Hygiene [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Net sales | 54,988 | 48,473
Advanced Airlaid Materials [Member] | Specialty Wipes [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Net sales | 17,332 | 7,767
Advanced Airlaid Materials [Member] | Table Top [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Net sales | 13,331 | 2,065
Advanced Airlaid Materials [Member] | Adult Incontinence [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Net sales | 5,488 | 4,432
Advanced Airlaid Materials [Member] | Home Care [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Net sales | 3,964 | 4,027
Advanced Airlaid Materials [Member] | Other [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Net sales | $ 5,313 | $ 2,845

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