{"cik":1770069,"taxonomy":"us-gaap","tag":"OperatingLeaseRightOfUseAsset","label":"Operating Lease, Right-of-Use Asset","description":"Amount of lessee's right to use underlying asset under operating lease.","entityName":"MapLight Therapeutics, Inc.","units":{"USD":[{"end":"2024-12-31","val":6354000,"accn":"0001193125-25-307453","fy":2025,"fp":"Q3","form":"10-Q","filed":"2025-12-04"},{"end":"2024-12-31","val":6354000,"accn":"0001193125-26-125072","fy":2025,"fp":"FY","form":"10-K","filed":"2026-03-26","frame":"CY2024Q4I"},{"end":"2025-09-30","val":5710000,"accn":"0001193125-25-307453","fy":2025,"fp":"Q3","form":"10-Q","filed":"2025-12-04","frame":"CY2025Q3I"},{"end":"2025-12-31","val":5488000,"accn":"0001193125-26-125072","fy":2025,"fp":"FY","form":"10-K","filed":"2026-03-26"},{"end":"2025-12-31","val":5488000,"accn":"0001193125-26-224129","fy":2026,"fp":"Q1","form":"10-Q","filed":"2026-05-14","frame":"CY2025Q4I"},{"end":"2026-03-31","val":5259000,"accn":"0001193125-26-224129","fy":2026,"fp":"Q1","form":"10-Q","filed":"2026-05-14","frame":"CY2026Q1I"}]}}