v3.25.1
Cover
Jun. 11, 2025
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Jun. 11, 2025
Entity File Number 001-36721
Entity Registrant Name COHERUS ONCOLOGY, INC.
Entity Central Index Key 0001512762
Entity Tax Identification Number 27-3615821
Entity Incorporation, State or Country Code DE
Entity Address, Address Line One 333 Twin Dolphin Drive
Entity Address, Address Line Two Suite 600
Entity Address, City or Town Redwood City
Entity Address, State or Province CA
Entity Address, Postal Zip Code 94065
City Area Code 650
Local Phone Number 649-3530
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, $0.0001 par value per share
Trading Symbol CHRS
Security Exchange Name NASDAQ
Entity Emerging Growth Company false