Schedule II Valuation And Qualifying Accounts (Details) - SEC Schedule, 12-09, Allowance, Credit Loss [Member] - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2025	Jul. 31, 2024	Jul. 31, 2023
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at beginning of period	$ 5,818	$ 6,658	$ 6,692
Charged to cost and expenses	4,331	1,518	1,228
Other	(5,819)	(2,358)	(1,262)
Balance at end of period	4,330	5,818	6,658
Ferrellgas, L.P.
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at beginning of period	5,818	6,658	6,692
Charged to cost and expenses	4,331	1,518	1,228
Other	(5,819)	(2,358)	(1,262)
Balance at end of period	$ 4,330	$ 5,818	$ 6,658