Restructuring (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended	42 Months Ended
Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020
Restructuring Cost and Reserve [Line Items]
Restructuring expenses, net	$ 2,837	$ 899	$ 3,479	$ 1,383
Restructuring expense					$ 13,100
Restructuring reserve, current	3,700		3,700		3,700
Restructuring reserve, noncurrent	400		400		$ 400
Operating Segments [Member] \| Albany Engineered Composites [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring expenses, net	$ 2,248	$ (32)	$ 2,248	$ 51

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan and expenses resulting from the write-down of assets. Excludes expenses related to a business combination, a discontinued operation or an asset retirement obligation.

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