Consolidated Balance Sheets - USD ($)	Jan. 31, 2021	Jul. 31, 2020
Current assets:
Cash and cash equivalents	$ 326,483,000	$ 333,761,000
Accounts and notes receivable, net	206,280,000	101,438,000
Inventories	90,473,000	72,664,000
Prepaid expenses and other current assets	72,914,000	35,944,000
Total current assets	696,150,000	543,807,000
Prepaid expenses and other current assets	72,914,000	35,944,000
Property, plant and equipment, net	587,870,000	591,042,000
Goodwill, net	246,946,000	247,195,000
Intangible assets, net	99,644,000	104,049,000
Operating lease, right-of-use assets	97,249,000	107,349,000
Other assets, net	91,159,000	74,748,000
Total assets	1,819,018,000	1,668,190,000
Current liabilities:
Accounts payable	79,224,000	33,944,000
Current portion of long-term debt	501,865,000	859,095,000
Current operating lease liabilities	27,895,000	29,345,000
Other current liabilities	191,908,000	167,466,000
Total current liabilities	800,892,000	1,089,850,000
Long-term debt	1,650,410,000	1,646,396,000
Operating lease liabilities	80,901,000	89,022,000
Other liabilities	49,541,000	51,190,000
Total liabilities not subject to compromise	2,581,744,000	2,876,458,000
Liabilities subject to compromise	390,101,000
Liabilities, Total	2,971,845,000	2,876,458,000
Partners' capital (deficit)
Common unitholders	(1,107,979,000)	(1,126,452,000)
General partner unitholder	(71,100,000)	(71,287,000)
Accumulated other comprehensive income (loss)	33,762,000	(2,303,000)
Total Ferrellgas Partners, L.P. partners' deficit	(1,145,317,000)	(1,200,042,000)
Noncontrolling interest	(7,510,000)	(8,226,000)
Total partners' capital (deficit)	(1,152,827,000)	(1,208,268,000)
Total liabilities and partners' capital (deficit)	1,819,018,000	1,668,190,000
Ferrellgas Partners Finance Corp. [Member]
Current assets:
Cash and cash equivalents	1,000	1,000
Prepaid expenses and other current assets		1,850
Prepaid expenses and other current assets		1,850
Total assets	1,000	2,850
Current liabilities:
Contingencies and commitments
STOCKHOLDER'S EQUITY
Common stock, $1.00 par value; 2,000 shares authorized; 1,000 shares issued and outstanding	1,000	1,000
Additional paid in capital	39,145	38,846
Accumulated deficit	(39,145)	(36,996)
Total stockholder's equity	1,000	2,850
Ferrellgas, L.P. [Member]
Current assets:
Cash and cash equivalents	306,577,000	333,755,000
Accounts and notes receivable, net	206,280,000	101,438,000
Inventories	90,473,000	72,664,000
Prepaid expenses and other current assets	73,106,000	35,897,000
Total current assets	676,436,000	543,754,000
Prepaid expenses and other current assets	73,106,000	35,897,000
Property, plant and equipment, net	587,870,000	591,042,000
Goodwill, net	246,946,000	247,195,000
Intangible assets, net	99,644,000	104,049,000
Operating lease, right-of-use assets	97,249,000	107,349,000
Loan receivable - Ferrellgas Partners, L.P.	20,151,000
Other assets, net	91,159,000	74,748,000
Total assets	1,819,455,000	1,668,137,000
Current liabilities:
Accounts payable	79,224,000	33,944,000
Current portion of long-term debt	501,865,000	502,095,000
Current operating lease liabilities	27,895,000	29,345,000
Other current liabilities	190,708,000	148,136,000
Total current liabilities	799,692,000	713,520,000
Long-term debt	1,650,410,000	1,646,396,000
Operating lease liabilities	80,901,000	89,022,000
Other liabilities	49,541,000	51,190,000
Contingencies and commitments
Partners' capital (deficit)
Common unitholders	(787,341,000)	(821,462,000)
General partner unitholder	(7,868,000)	(8,216,000)
Accumulated other comprehensive income (loss)	34,120,000	(2,313,000)
Total Ferrellgas Partners, L.P. partners' deficit	(761,089,000)	(831,991,000)
Total partners' capital (deficit)	(761,089,000)	(831,991,000)
Total liabilities and partners' capital (deficit)	1,819,455,000	1,668,137,000
Ferrellgas Finance Corp. [Member]
Current assets:
Cash and cash equivalents	1,100	1,100
Prepaid expenses and other current assets	5,250	1,500
Prepaid expenses and other current assets	5,250	1,500
Total assets	6,350	2,600
Current liabilities:
Contingencies and commitments
STOCKHOLDER'S EQUITY
Common stock, $1.00 par value; 2,000 shares authorized; 1,000 shares issued and outstanding	1,000	1,000
Additional paid in capital	89,740	84,187
Accumulated deficit	(84,390)	(82,587)
Total stockholder's equity	$ 6,350	$ 2,600