Reportable Segments (Schedule of Restructuring Costs by Reporting Segment) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Restructuring expense
Restructuring expenses, net	$ 484	$ 8,573
Machine Clothing [Member]
Restructuring expense
Restructuring expenses, net	401	8,352
Albany Engineered Composites [Member]
Restructuring expense
Restructuring expenses, net	$ 83	$ 221