Segment and Geographic Information - Schedule of Segment Reporting Information of Revenue by Segment (Detail) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Segment Reporting Information [Line Items]
Net sales	$ 399,917	$ 413,325	$ 387,342	$ 390,713	$ 390,865	$ 405,301	$ 406,413	$ 402,218	$ 1,591,297	$ 1,604,797	$ 1,661,084
Composite Fibers [Member]
Segment Reporting Information [Line Items]
Net sales									544,260	516,954	541,468
Composite Fibers [Member] | Food & Beverage [Member]
Segment Reporting Information [Line Items]
Net sales									268,474	258,463	274,865
Composite Fibers [Member] | Wallcovering [Member]
Segment Reporting Information [Line Items]
Net sales									103,011	90,767	91,620
Composite Fibers [Member] | Metallized [Member]
Segment Reporting Information [Line Items]
Net sales									57,088	61,059	68,397
Composite Fibers [Member] | Composite Laminates [Member]
Segment Reporting Information [Line Items]
Net sales									38,696	35,107	34,897
Composite Fibers [Member] | Technical Specialties and Other [Member]
Segment Reporting Information [Line Items]
Net sales									76,991	71,558	71,689
Advanced Airlaid Materials [Member]
Segment Reporting Information [Line Items]
Net sales									256,101	244,262	244,589
Advanced Airlaid Materials [Member] | Feminine Hygiene [Member]
Segment Reporting Information [Line Items]
Net sales									179,670	173,902	182,048
Advanced Airlaid Materials [Member] | Specialty Wipes [Member]
Segment Reporting Information [Line Items]
Net sales									29,519	25,206	22,950
Advanced Airlaid Materials [Member] | Adult Incontinence [Member]
Segment Reporting Information [Line Items]
Net sales									14,425	12,281	10,720
Advanced Airlaid Materials [Member] | Home Care [Member]
Segment Reporting Information [Line Items]
Net sales									13,029	12,630	13,345
Advanced Airlaid Materials [Member] | Other [Member]
Segment Reporting Information [Line Items]
Net sales									19,458	20,243	15,526
Specialty Papers [Member]
Segment Reporting Information [Line Items]
Net sales									790,935	843,582	875,026
Specialty Papers [Member] | Other [Member]
Segment Reporting Information [Line Items]
Net sales									2,067	3,568	3,538
Specialty Papers [Member] | Carbonless & Forms [Member]
Segment Reporting Information [Line Items]
Net sales									292,071	319,648	349,831
Specialty Papers [Member] | Engineered Products [Member]
Segment Reporting Information [Line Items]
Net sales									189,930	189,463	190,943
Specialty Papers [Member] | Envelope & Converting [Member]
Segment Reporting Information [Line Items]
Net sales									154,291	173,362	178,067
Specialty Papers [Member] | Book Publishing [Member]
Segment Reporting Information [Line Items]
Net sales									$ 152,576	$ 157,541	$ 152,647