Summary Of Significant Accounting Policies (Significant Cash And Non-Cash Activities) (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Apr. 30, 2014	Apr. 30, 2013
Cash Paid For [Abstract]
Interest	$ 48,888	$ 58,262
Income taxes	403	88
Non-Cash Investing Activities [Abstract]
Issuance of common units in connection with acquisitions	1,530
Liabilities incurred in connection with acquisitions	887	8,047
Change in accruals for property, plant and equipment additions	1,318	449
Ferrellgas, L.P. [Member]
Cash Paid For [Abstract]
Interest	40,394	50,413
Income taxes	358	73
Non-Cash Investing Activities [Abstract]
Issuance of common units in connection with acquisitions	1,515
Liabilities incurred in connection with acquisitions	887	8,047
Change in accruals for property, plant and equipment additions	1,318	449
Common Unitholders [Member]
Non-Cash Investing Activities [Abstract]
Issuance of common units in connection with acquisitions	1,500	0
Common Unitholders [Member] | Ferrellgas, L.P. [Member]
Non-Cash Investing Activities [Abstract]
Issuance of common units in connection with acquisitions	$ 1,500	$ 0