Reportable Segments (Schedule of Financial Data by Reporting Segment) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Segment Reporting Information [Line Items]
Net sales	$ 235,764	$ 251,373
Operating income/(loss)	39,594	40,093
Interest income	(447)	(599)
Interest expense	4,424	5,016
Other (income)/expense, net	15,569	(1,208)
Income before income taxes	20,048	36,884
Machine Clothing [Member]
Segment Reporting Information [Line Items]
Net sales	136,602	144,334
Operating income/(loss)	47,175	44,243
Albany Engineered Composites [Member]
Segment Reporting Information [Line Items]
Net sales	99,162	107,039
Operating income/(loss)	7,623	9,522
Corporate Expenses [Member]
Segment Reporting Information [Line Items]
Operating income/(loss)	$ (15,204)	$ (13,672)