Goodwill and Long-Lived Assets - Narrative (Detail) - USD ($) $ in Thousands			3 Months Ended	6 Months Ended	12 Months Ended
	Dec. 31, 2016	Jul. 07, 2016	Mar. 31, 2017	Dec. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Goodwill [Line Items]
Goodwill adjustment					$ 323	$ 47,987
Gross goodwill	$ 75,766			$ 75,766	81,129	75,766
Goodwill	63,606			63,606	68,969	63,606	$ 16,841
Amortization of intangible assets					4,500	1,500	800
Estimated amortization expense for intangible assets in 2018					6,000
Estimated amortization expense for intangible assets in 2019					5,700
Estimated amortization expense for intangible assets in 2020					5,300
Estimated amortization expense for intangible assets in 2021					4,500
Estimated amortization expense for intangible assets in 2022					$ 3,800
Weighted average useful life					11 years
Carrying value of asset group	527,029			527,029	$ 560,871	527,029	358,260
Gutsche
Goodwill [Line Items]
Gross goodwill	22,300			22,300		22,300
Goodwill expected to be deductible for income tax purposes	19,000			19,000		19,000
Goodwill	19,729			19,729		19,729
Intangible assets						15,600
Gutsche | Customer relationships
Goodwill [Line Items]
Intangible assets						$ 13,800
Weighted average useful lives of acquired assets						11 years
Gutsche | Trade names
Goodwill [Line Items]
Intangible assets						$ 1,700
Gutsche | Backlog
Goodwill [Line Items]
Intangible assets						$ 100
Texel
Goodwill [Line Items]
Goodwill		$ 28,655
Intangible assets		22,900
Texel | Customer relationships
Goodwill [Line Items]
Intangible assets		20,800
Weighted average useful lives of acquired assets						12 years
Texel | Trade names
Goodwill [Line Items]
Intangible assets		$ 2,100
Technical Nonwovens
Goodwill [Line Items]
Goodwill adjustment	300				323	$ 47,987
Gross goodwill	50,829			50,829	55,662	50,829
Goodwill	$ 50,829			50,829	55,662	$ 50,829	$ 3,943
Technical Nonwovens | Texel Brand and Gutsche
Goodwill [Line Items]
Goodwill acquired during period.				$ 48,000
Performance Materials Segment
Goodwill [Line Items]
Goodwill					13,300
Carrying value of asset group			$ 1,300
Asset impairment charges			800
Fair value of assets			$ 500
Held-for-sale of continuing operations | Performance Materials Segment
Goodwill [Line Items]
Carrying value of asset group					$ 500