Restructuring - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended
	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Dec. 31, 2017	Sep. 30, 2017	Apr. 30, 2017
Restructuring Cost and Reserve [Line Items]
Cash paid		$ 100
Technical Nonwovens
Restructuring Cost and Reserve [Line Items]
Estimated pre-tax restructuring expense		4,997			$ 4,997
Restructuring, expected costs resulting in future cash expenditures						$ 4,800
Cash paid		(54)	$ 0		100
Pre-tax restructuring expenses		$ 71	$ 293		400
Technical Nonwovens | Forecast
Restructuring Cost and Reserve [Line Items]
Cash paid				$ 3,500
Pre-tax restructuring expenses	$ 700
Technical Nonwovens | Selling, Product Development and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Pre-tax restructuring expenses					$ 200