Document and Entity Information	3 Months Ended
	Mar. 31, 2012	May 16, 2012
Document Information [Line Items]
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Mar. 31, 2012
Document Fiscal Year Focus	2012
Document Fiscal Period Focus	Q1
Trading Symbol	AXIH
Entity Registrant Name	AXION INTERNATIONAL HOLDINGS, INC.
Entity Central Index Key	0000753048
Current Fiscal Year End Date	--12-31
Entity Filer Category	Smaller Reporting Company
Entity Common Stock, Shares Outstanding		25,988,550