Reportable Segments (Schedule of Disaggregate Revenue for Each Business Segment) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Disaggregation of Revenue [Line Items]
Total Revenue	$ 271,133	$ 251,889	$ 796,454	$ 730,866
Machine Clothing [Member]
Disaggregation of Revenue [Line Items]
Total Revenue	151,324	157,608	450,673	461,165
Albany Engineered Composites ASC [Member]
Disaggregation of Revenue [Line Items]
Total Revenue	56,414	47,166	170,551	134,972
Albany Engineered Composites Other AEC [Member]
Disaggregation of Revenue [Line Items]
Total Revenue	63,395	47,115	175,230	134,729
Albany Engineered Composites [Member]
Disaggregation of Revenue [Line Items]
Total Revenue	119,809	94,281	345,781	269,701
Point in Time Revenue Recognition [Member]
Disaggregation of Revenue [Line Items]
Total Revenue	157,232	160,973	471,123	474,674
Point in Time Revenue Recognition [Member] | Machine Clothing [Member]
Disaggregation of Revenue [Line Items]
Total Revenue	150,524	156,808	448,273	458,765
Point in Time Revenue Recognition [Member] | Albany Engineered Composites ASC [Member]
Disaggregation of Revenue [Line Items]
Total Revenue
Point in Time Revenue Recognition [Member] | Albany Engineered Composites Other AEC [Member]
Disaggregation of Revenue [Line Items]
Total Revenue	6,708	4,165	22,850	15,909
Point in Time Revenue Recognition [Member] | Albany Engineered Composites [Member]
Disaggregation of Revenue [Line Items]
Total Revenue	6,708	4,165	22,850	15,909
Over Time Revenue Recognition [Member]
Disaggregation of Revenue [Line Items]
Total Revenue	113,901	90,916	325,331	256,192
Over Time Revenue Recognition [Member] | Machine Clothing [Member]
Disaggregation of Revenue [Line Items]
Total Revenue	800	800	2,400	2,400
Over Time Revenue Recognition [Member] | Albany Engineered Composites ASC [Member]
Disaggregation of Revenue [Line Items]
Total Revenue	56,414	47,166	170,551	134,972
Over Time Revenue Recognition [Member] | Albany Engineered Composites Other AEC [Member]
Disaggregation of Revenue [Line Items]
Total Revenue	56,687	42,950	152,380	118,820
Over Time Revenue Recognition [Member] | Albany Engineered Composites [Member]
Disaggregation of Revenue [Line Items]
Total Revenue	$ 113,101	$ 90,116	$ 322,931	$ 253,792