Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended
	Oct. 31, 2019	Oct. 31, 2018
Comprehensive income (loss):
Net loss	$ (45,717)	$ (57,508)
Other comprehensive income (loss):
Change in value on risk management derivatives	(13,627)
Change in value on risk management derivatives, pre-adoption		(8,154)
Reclassification of (gains) losses on derivatives to earnings, net	7,479
Reclassification of (gains) losses on derivatives to earnings, net, pre-adoption		(4,433)
Other comprehensive loss	(6,148)	(12,587)
Comprehensive loss	(51,865)	(70,095)
Less: comprehensive loss attributable to noncontrolling interest	(435)	(620)
Comprehensive loss attributable to Ferrellgas Partners, LP	(51,430)	(69,475)
Ferrellgas, L.P. [Member]
Comprehensive income (loss):
Net loss	(36,898)	(48,814)
Other comprehensive income (loss):
Change in value on risk management derivatives	(13,627)
Change in value on risk management derivatives, pre-adoption		(8,154)
Reclassification of (gains) losses on derivatives to earnings, net	7,479
Reclassification of (gains) losses on derivatives to earnings, net, pre-adoption		(4,433)
Other comprehensive loss	(6,148)	(12,587)
Comprehensive loss	(43,046)	(61,401)
Comprehensive loss attributable to Ferrellgas Partners, LP	$ (43,046)	$ (61,401)