Document and Entity Information
Jul. 30, 2019
Document and Entity Information [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Jul. 30, 2019
Entity Registrant Name Akorn Inc
Entity Incorporation, State or Country Code LA
Entity File Number 001-32360
Entity Tax Identification Number 72-0717400
Entity Address, Address Line One 1925 W. Field Court, Suite 300
Entity Address, City or Town Lake Forest
Entity Address, State or Province IL
Entity Address, Postal Zip Code 60045
City Area Code 847
Local Phone Number 279-6100
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock
Trading Symbol AKRX
Security Exchange Name NASDAQ
Entity Emerging Growth Company false
Entity Central Index Key 0000003116