Document and Entity Information - shares shares in Millions	9 Months Ended
	Sep. 30, 2015	Oct. 23, 2015
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Sep. 30, 2015
Entity Registrant Name	ALBANY INTERNATIONAL CORP /DE/
Entity Central Index Key	0000819793
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2015
Document Fiscal Period Focus	Q3
Entity Filer Category	Large Accelerated Filer
Trading Symbol	AIN
Common Class A [Member]
Entity Common Stock, Shares Outstanding		28.8
Common Class B [Member]
Entity Common Stock, Shares Outstanding		3.2