Consolidated Statements of Comprehensive Income (USD $)	3 Months Ended
	Oct. 31, 2014	Oct. 31, 2013
Net loss	$ (33,169,000)	$ (25,057,000)
Other comprehensive income (loss):
Change in value of risk management derivatives	(13,897,000)	10,604,000
Reclassification of derivative gains and losses to earnings	(1,128,000)	(929,000)
Foreign currency translation adjustment	(2,000)	(121,000)
Other comprehensive income (loss)	(15,027,000)	9,554,000
Comprehensive income	(48,196,000)	(15,503,000)
Less: Comprehensive income attributable to noncontrolling interest	(448,000)	(118,000)
Comprehensive income attributable to Ferrellgas Partners, LP	(47,748,000)	(15,385,000)
Ferrellgas, L.P. [Member]
Net loss	(29,137,000)	(21,138,000)
Other comprehensive income (loss):
Change in value of risk management derivatives	(13,897,000)	10,604,000
Reclassification of derivative gains and losses to earnings	(1,128,000)	(929,000)
Foreign currency translation adjustment	(2,000)	(121,000)
Other comprehensive income (loss)	(15,027,000)	9,554,000
Comprehensive income	$ (44,164,000)	$ (11,584,000)