{"cik":2091349,"taxonomy":"us-gaap","tag":"EarningsPerShareBasic","label":"Earnings Per Share, Basic","description":"The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.","entityName":"FIRST TRACKS BIOTHERAPEUTICS, INC.","units":{"USD/shares":[{"start":"2025-01-01","end":"2025-06-30","val":-3.02,"accn":"0001193125-26-346931","fy":2026,"fp":"Q2","form":"10-Q","filed":"2026-08-12"},{"start":"2025-04-01","end":"2025-06-30","val":-1.47,"accn":"0001193125-26-346931","fy":2026,"fp":"Q2","form":"10-Q","filed":"2026-08-12","frame":"CY2025Q2"},{"start":"2026-01-01","end":"2026-06-30","val":-2.4,"accn":"0001193125-26-346931","fy":2026,"fp":"Q2","form":"10-Q","filed":"2026-08-12"},{"start":"2026-04-01","end":"2026-06-30","val":-0.95,"accn":"0001193125-26-346931","fy":2026,"fp":"Q2","form":"10-Q","filed":"2026-08-12","frame":"CY2026Q2"}]}}