{"cik":1645666,"taxonomy":"us-gaap","tag":"CurrentIncomeTaxExpenseBenefit","label":"Current Income Tax Expense (Benefit)","description":"Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.","entityName":"Kezar Life Sciences, Inc.","units":{"USD":[{"start":"2023-01-01","end":"2023-12-31","val":0,"accn":"0001628280-26-021737","fy":2025,"fp":"FY","form":"10-K","filed":"2026-03-27","frame":"CY2023"},{"start":"2024-01-01","end":"2024-12-31","val":0,"accn":"0001628280-26-021737","fy":2025,"fp":"FY","form":"10-K","filed":"2026-03-27","frame":"CY2024"},{"start":"2025-01-01","end":"2025-12-31","val":0,"accn":"0001628280-26-021737","fy":2025,"fp":"FY","form":"10-K","filed":"2026-03-27","frame":"CY2025"}]}}