Consolidated Statements of Comprehensive Income (USD $)	3 Months Ended
	Oct. 31, 2013	Oct. 31, 2012
Net loss	$ (25,057,000)	$ (17,796,000)
Other comprehensive income (loss):
Change in value of risk management derivatives	10,604,000	6,276,000
Reclassification of derivative gains and losses to earnings	(929,000)	4,191,000
Foreign currency translation adjustment	(121,000)	2,000
Other comprehensive income	9,554,000	10,469,000
Comprehensive loss	(15,503,000)	(7,327,000)
Less: Comprehensive loss attributable to noncontrolling interest	(118,000)	(33,000)
Comprehensive loss attributable to Ferrellgas Partners, LP	(15,385,000)	(7,294,000)
Ferrellgas, L.P. [Member]
Net loss	(21,138,000)	(13,692,000)
Other comprehensive income (loss):
Change in value of risk management derivatives	10,604,000	6,276,000
Reclassification of derivative gains and losses to earnings	(929,000)	4,191,000
Foreign currency translation adjustment	(121,000)	2,000
Other comprehensive income	9,554,000	10,469,000
Comprehensive loss	$ (11,584,000)	$ (3,223,000)