Document And Entity Information	9 Months Ended
	Sep. 30, 2014	Nov. 03, 2014 Class C Special Stock [Member]	Nov. 03, 2014 Common Stock [Member]
Document Information [Line Items]
Entity Registrant Name	ANI PHARMACEUTICALS INC
Entity Central Index Key	0001023024
Current Fiscal Year End Date	--12-31
Entity Filer Category	Smaller Reporting Company
Trading Symbol	ANIP
Document Type	10-Q
Entity Common Stock, Shares Outstanding		10,864	11,318,564
Amendment Flag	false
Document Period End Date	Sep. 30, 2014
Document Fiscal Period Focus	Q3
Document Fiscal Year Focus	2014