{"cik":1784570,"taxonomy":"us-gaap","tag":"OperatingLeaseLiability","label":"Operating Lease, Liability","description":"Present value of lessee's discounted obligation for lease payments from operating lease.","entityName":"BETA Technologies, Inc.","units":{"USD":[{"end":"2025-12-31","val":18389000,"accn":"0001628280-26-015838","fy":2025,"fp":"FY","form":"10-K","filed":"2026-03-09","frame":"CY2025Q4I"}]}}