Accounts And Notes Receivable, Net (Details) - USD ($) $ in Thousands	Apr. 30, 2022	Jul. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable	$ 223,349	$ 135,182
Notes receivable	2,635	13,648
Less: Allowance for expected credit losses	(6,733)	(17,256)
Accounts and notes receivable, net	219,251	131,574
Ferrellgas, L.P. [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable	223,349	135,182
Notes receivable	2,635	13,648
Less: Allowance for expected credit losses	(6,733)	(17,256)
Accounts and notes receivable, net	$ 219,251	$ 131,574