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Goodwill and Other Intangible Assets - Summary of Changes in Amounts of Goodwill and Other Intangible Assets (Detail) $ in Thousands | 6 Months Ended
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Jun. 30, 2021 USD ($)
Finite Lived Intangible Assets [Line Items] |
Goodwill, beginning balance | $ 164,369
Acquisitions | 36,045
Translation | (4,953)
Goodwill, ending balance | 195,461
Total intangibles, beginning balance | 133,664
Total intangibles, Acquisitions | 20,000
Total intangibles, Translation | (3,955)
Total intangibles, ending balance | 149,709
Accumulated amortization, beginning balance | (51,829)
Accumulated amortization, Amortization | (4,299)
Accumulated amortization, Translation | 1,441
Accumulated amortization, ending balance | (54,687)
Net intangibles, beginning balance | 81,835
Net intangibles, Acquisitions | 20,000
Net intangibles, Amortization | (4,299)
Net intangibles, Translation | (2,514)
Net intangibles, ending balance | 95,022
Composite Fibers [Member] |
Finite Lived Intangible Assets [Line Items] |
Goodwill, beginning balance | 84,586
Translation | (2,436)
Goodwill, ending balance | 82,150
Composite Fibers [Member] | Tradename - Non Amortizing [Member] |
Finite Lived Intangible Assets [Line Items] |
Total intangibles, beginning balance | 3,902
Total intangibles, Translation | (123)
Total intangibles, ending balance | 3,779
Composite Fibers [Member] | Technology and Related [Member] |
Finite Lived Intangible Assets [Line Items] |
Total intangibles, beginning balance | 41,578
Total intangibles, Translation | (1,141)
Total intangibles, ending balance | 40,437
Accumulated amortization, beginning balance | (18,636)
Accumulated amortization, Amortization | (969)
Accumulated amortization, Translation | 432
Accumulated amortization, ending balance | (19,173)
Net intangibles, beginning balance | 22,942
Net intangibles, Amortization | (969)
Net intangibles, Translation | (709)
Net intangibles, ending balance | 21,264
Composite Fibers [Member] | Customer Relationships and Related [Member] |
Finite Lived Intangible Assets [Line Items] |
Total intangibles, beginning balance | 37,535
Total intangibles, Translation | (1,111)
Total intangibles, ending balance | 36,424
Accumulated amortization, beginning balance | (21,290)
Accumulated amortization, Amortization | (1,262)
Accumulated amortization, Translation | 617
Accumulated amortization, ending balance | (21,935)
Net intangibles, beginning balance | 16,245
Net intangibles, Amortization | (1,262)
Net intangibles, Translation | (494)
Net intangibles, ending balance | 14,489
Airlaid Materials [Member] |
Finite Lived Intangible Assets [Line Items] |
Goodwill, beginning balance | 79,783
Acquisitions | 36,045
Translation | (2,517)
Goodwill, ending balance | 113,311
Airlaid Materials [Member] | Tradename [Member] |
Finite Lived Intangible Assets [Line Items] |
Total intangibles, beginning balance | 3,960
Total intangibles, Translation | (125)
Total intangibles, ending balance | 3,835
Accumulated amortization, beginning balance | (456)
Accumulated amortization, Amortization | (97)
Accumulated amortization, Translation | 16
Accumulated amortization, ending balance | (537)
Net intangibles, beginning balance | 3,504
Net intangibles, Amortization | (97)
Net intangibles, Translation | (109)
Net intangibles, ending balance | 3,298
Airlaid Materials [Member] | Technology and Related [Member] |
Finite Lived Intangible Assets [Line Items] |
Total intangibles, beginning balance | 20,053
Total intangibles, Translation | (615)
Total intangibles, ending balance | 19,438
Accumulated amortization, beginning balance | (3,591)
Accumulated amortization, Amortization | (645)
Accumulated amortization, Translation | 113
Accumulated amortization, ending balance | (4,123)
Net intangibles, beginning balance | 16,462
Net intangibles, Amortization | (645)
Net intangibles, Translation | (502)
Net intangibles, ending balance | 15,315
Airlaid Materials [Member] | Customer Relationships and Related [Member] |
Finite Lived Intangible Assets [Line Items] |
Total intangibles, beginning balance | 26,636
Total intangibles, Acquisitions | 20,000
Total intangibles, Translation | (840)
Total intangibles, ending balance | 45,796
Accumulated amortization, beginning balance | (7,856)
Accumulated amortization, Amortization | (1,326)
Accumulated amortization, Translation | 263
Accumulated amortization, ending balance | (8,919)
Net intangibles, beginning balance | 18,780
Net intangibles, Acquisitions | 20,000
Net intangibles, Amortization | (1,326)
Net intangibles, Translation | (577)
Net intangibles, ending balance | $ 36,877

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