Restructuring (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Restructuring Cost and Reserve [Line Items]
Restructuring expenses, net	$ 3,165	$ 2,515
Machine Clothing
Restructuring Cost and Reserve [Line Items]
Inventory write-down		200
Workforce Reductions, Fixed Asset Impairments, and Related Costs | Machine Clothing
Restructuring Cost and Reserve [Line Items]
Restructuring expenses, net		3,100
Pension Curtailment (Gain)/Loss
Restructuring Cost and Reserve [Line Items]
Restructuring charges (gain)		(1,760)
Pension Curtailment (Gain)/Loss | Machine Clothing
Restructuring Cost and Reserve [Line Items]
Restructuring charges (gain)		(1,800)
Reorganizational and Workforce Reduction Costs | Albany Engineered Composites
Restructuring Cost and Reserve [Line Items]
Restructuring expenses, net	$ 0	$ 1,200