{"cik":1970743,"taxonomy":"us-gaap","tag":"OperatingLeaseLiabilityNoncurrent","label":"Operating Lease, Liability, Noncurrent","description":"Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent.","entityName":"RMX INDUSTRIES, INC.","units":{"USD":[{"end":"2026-03-31","val":48321,"accn":"0001213900-26-058772","fy":2026,"fp":"Q1","form":"10-Q","filed":"2026-05-15","frame":"CY2026Q1I"}]}}