Document and Entity Information In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2012
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Jun. 30, 2012
Entity Registrant Name	ALBANY INTERNATIONAL CORP /DE/
Entity Central Index Key	0000819793
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2012
Document Fiscal Period Focus	Q2
Entity Filer Category	Large Accelerated Filer
Class A Common Stock [Member]
Entity Common Stock, Shares Outstanding	28.1
Class B Common Stock [Member]
Entity Common Stock, Shares Outstanding	3.2