Transactions With Related Parties (Details) $ in Thousands	3 Months Ended
Oct. 31, 2022 USD ($) employee	Oct. 31, 2021 USD ($)
Related Party Transaction [Line Items]
Entity Number of Employees \| employee	0
Ferrellgas Inc., General Partner \| Operating Expense
Related Party Transaction [Line Items]
Expenses reimbursed to related party	$ 68,982	$ 64,949
Ferrellgas Inc., General Partner \| General and Administrative Expense
Related Party Transaction [Line Items]
Expenses reimbursed to related party	$ 7,870	$ 6,229

Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864

Name:	us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration