Accounts And Notes Receivable, Net And Accounts Receivable Securitization (Accounts And Notes Receivable) (Details) - USD ($) $ in Thousands	Oct. 31, 2016	Jul. 31, 2016
Accounts receivable pledged as collateral	$ 105,320	$ 106,464
Accounts receivable	37,515	43,148
Notes Receivable, Related Parties, Current	8,055	5,000
Other	170	38
Less: Allowance for doubtful accounts	(2,777)	(5,067)
Accounts and notes receivable, net	148,283	149,583
Ferrellgas, L.P. [Member]
Accounts receivable pledged as collateral	105,320	106,464
Accounts receivable	37,515	43,148
Notes Receivable, Related Parties, Current	8,055	5,000
Other	170	38
Less: Allowance for doubtful accounts	(2,777)	(5,067)
Accounts and notes receivable, net	$ 148,283	$ 149,583