Current report filing

Document and Entity Information

Document and Entity Information
Aug. 12, 2021
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Aug. 12, 2021
Entity Registrant Name KEZAR LIFE SCIENCES, INC.
Entity Central Index Key 0001645666
Entity Incorporation State Country Code DE
Entity File Number 001-38542
Entity Tax Identification Number 47-3366145
Entity Address, Address Line One 4000 Shoreline Court
Entity Address, Address Line Two Suite 300
Entity Address City Or Town South San Francisco
Entity Address State Or Province CA
Entity Address Postal Zip Code 94080
City Area Code 650
Local Phone Number 822-5600
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, $0.001 par value
Trading Symbol KZR
Security Exchange Name NASDAQ
Entity Emerging Growth Company true
Entity Ex Transition Period true