v3.26.1
Cover
May 21, 2026
Document Type 8-K
Amendment Flag false
Document Period End Date May 21, 2026
Entity File Number 001-38661
Entity Registrant Name Elanco Animal Health Incorporated
Entity Central Index Key 0001739104
Entity Tax Identification Number 82-5497352
Entity Incorporation, State or Country Code IN
Entity Address, Address Line One 450 Elanco Circle
Entity Address, City or Town Indianapolis
Entity Address, State or Province IN
Entity Address, Postal Zip Code 46221
City Area Code 877
Local Phone Number 352-6261
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Common Stock [Member]  
Title of 12(b) Security Common stock, no par value
Trading Symbol ELAN
Security Exchange Name NYSE