Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2020	Jul. 31, 2019	Jul. 31, 2018
Comprehensive income (loss):
Net loss	$ (83,002)	$ (64,545)	$ (256,825)
Other comprehensive income (loss):
Change in value on risk management derivatives	(22,872)
Change in value on risk management derivatives, pre-adoption		(48,184)	30,231
Reclassification of losses on derivatives to earnings, net	35,315
Reclassification of losses on derivatives to earnings, net, pre-adoption		12,868	(24,319)
Pension liability adjustment	(109)	(64)	57
Other comprehensive income (loss)	12,334	(35,380)	5,969
Comprehensive loss	(70,668)	(99,925)	(250,856)
Less: comprehensive loss attributable to noncontrolling interest	(378)	(656)	(2,184)
Comprehensive loss attributable to Ferrellgas Partners, LP	(70,290)	(99,269)	(248,672)
Ferrellgas, L.P. [Member]
Comprehensive income (loss):
Net loss	(49,764)	(29,517)	(222,146)
Other comprehensive income (loss):
Change in value on risk management derivatives	(22,872)
Change in value on risk management derivatives, pre-adoption		(48,184)	30,231
Reclassification of losses on derivatives to earnings, net	35,315
Reclassification of losses on derivatives to earnings, net, pre-adoption		12,868	(24,319)
Pension liability adjustment	(109)	(64)	57
Other comprehensive income (loss)	12,334	(35,380)	5,969
Comprehensive loss	$ (37,430)	$ (64,897)	$ (216,177)