Income taxes - Income Tax Expense (Details) - USD ($) $ in Thousands	12 Months Ended
Jul. 31, 2026	Jul. 31, 2025	Jul. 31, 2024
Income taxes
Current expense	$ 914	$ 1,369	$ 689
Deferred (benefit) expense	(4)	3	(3)
Income tax expense	910	1,372	686
Ferrellgas, L.P.
Income taxes
Current expense	909	1,315	637
Deferred (benefit) expense	(4)	3	(3)
Income tax expense	$ 905	$ 1,318	$ 634

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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+ Details