Reportable Segments (Schedule of Financial Data by Reporting Segment) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Segment Reporting Information [Line Items]
Net sales	$ 273,949	$ 255,374	$ 525,321	$ 478,977
Operating income/(loss)	54,225	42,156	94,318	59,160
Interest income	(587)	(438)	(1,186)	(820)
Interest expense	5,218	5,059	10,234	9,729
Other (income)/expense, net	930	726	(278)	2,178
Income before income taxes	48,664	36,809	85,548	48,073
Machine Clothing [Member]
Segment Reporting Information [Line Items]
Net sales	155,016	161,784	299,349	303,557
Operating income/(loss)	49,538	50,315	93,781	77,258
Albany Engineered Composites [Member]
Segment Reporting Information [Line Items]
Net sales	118,933	93,590	225,972	175,420
Operating income/(loss)	17,732	4,092	27,254	6,366
Corporate Expenses [Member]
Segment Reporting Information [Line Items]
Operating income/(loss)	$ (13,045)	$ (12,251)	$ (26,717)	$ (24,464)