{"cik":2096204,"taxonomy":"us-gaap","tag":"Assets","label":"Assets","description":"Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.","entityName":"Hennessy Capital Investment Corp. VII","units":{"USD":[{"end":"2024-12-31","val":993266,"accn":"0001493152-26-032942","fy":null,"fp":null,"form":"S-4/A","filed":"2026-07-13","frame":"CY2024Q4I"},{"end":"2025-12-31","val":198284635,"accn":"0001493152-26-032942","fy":null,"fp":null,"form":"S-4/A","filed":"2026-07-13","frame":"CY2025Q4I"},{"end":"2026-03-31","val":199271377,"accn":"0001493152-26-032942","fy":null,"fp":null,"form":"S-4/A","filed":"2026-07-13","frame":"CY2026Q1I"}]}}