v3.25.1
Net earnings (loss) per unitholders' interest (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 9 Months Ended
Apr. 30, 2025
Apr. 30, 2024
Apr. 30, 2025
Apr. 30, 2024
Earnings Distribution Allocation        
Net earnings attributable to Ferrellgas Partners, L.P. $ 59,105 $ 52,766 $ 11,280 $ 130,999
Less: Allocation of undistributed net earnings to Class B units 36,764      
Less: General partner's interest in net earnings 591 527 113 1,310
Undistributed net earnings (loss) attributable to Class A unitholders 6,127 (63,802) $ (36,919) (18,853)
Allocation of earnings to Class B units relative to allocation to Class A units     6  
Preferred Units        
Earnings Distribution Allocation        
Less: Distributions to preferred unitholders $ 15,623 $ 16,045 $ 48,086 $ 48,546
Class A Limited Partner Units        
Earnings Distribution Allocation        
Weighted average Class A Units outstanding (in thousands) 4,857,600 4,857,600 4,857,600 4,857,600
Basic and diluted net earnings (loss) per Class A Unit $ 1.26 $ (13.13) $ (7.6) $ (3.88)
Class B Limited Partner Units        
Earnings Distribution Allocation        
Less: Distributions to preferred unitholders   $ 99,996   $ 99,996
Percentage of allocated earnings     100.00%