v3.26.3
Acquisitions and dispositions - Fair Value Allocation (Details) - USD ($)
$ in Thousands
 12 Months Ended
Jul. 31, 2025
Jul. 31, 2024
Jul. 31, 2026
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets [Abstract]      
Goodwill, Name of Segment [Extensible Enumeration] Propane and related equipment sales Propane and related equipment sales Propane and related equipment sales
Goodwill $ 257,155 $ 257,000 $ 257,155
Business Combination, Series of Individually Immaterial Business Combinations | Propane and related equipment sales      
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets [Abstract]      
Customer tanks, buildings, land and other 2,024 3,263  
Goodwill 149    
Aggregate fair value of net assets acquired 4,391 18,084  
Business Combination, Series of Individually Immaterial Business Combinations | Propane and related equipment sales | Customer Lists      
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets [Abstract]      
Finite-lived Intangible Assets Acquired 1,828 14,564  
Business Combination, Series of Individually Immaterial Business Combinations | Propane and related equipment sales | Non-Compete Agreements      
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets [Abstract]      
Finite-lived Intangible Assets Acquired 390 $ 257  
Ferrellgas, L.P.      
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets [Abstract]      
Goodwill $ 257,155   $ 257,155