CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	9 Months Ended
	Apr. 30, 2022	Apr. 30, 2021
Cash flows from operating activities:
Net earnings (loss)	$ 168,615,000	$ (49,897,000)
Reconciliation of net earnings to net cash provided by operating activities:
Depreciation and amortization expense	65,306,000	63,920,000
Non-cash employee stock ownership plan compensation charge	2,436,000	2,281,000
(Gain) loss on asset sales and disposals	(6,566,000)	2,238,000
Loss on extinguishment of debt		109,922,000
Provision for expected credit losses	1,456,000	3,479,000
Deferred income tax expense	(3,000)
Other	5,596,000	6,524,000
Changes in operating assets and liabilities, net of effects from business acquisitions:
Accounts and notes receivable, net of securitization	(89,133,000)	(72,557,000)
Inventories	(12,175,000)	2,922,000
Prepaid expenses and other current assets	3,731,000	(11,273,000)
Accounts payable	32,758,000	20,520,000
Accrued interest expense	(20,803,000)	(12,986,000)
Other current liabilities	(7,880,000)	31,213,000
Other assets and liabilities	(15,167,000)	6,650,000
Net cash provided by (used) in operating activities	128,171,000	102,956,000
Cash flows from investing activities:
Business acquisitions, net of cash acquired	(9,610,000)
Capital expenditures	(69,611,000)	(50,470,000)
Proceeds from sale of assets	2,170,000	3,707,000
Cash payments to construct assets in connection with future lease transactions	(1,425,000)	(603,000)
Cash receipts in connection with leased vehicles	1,663,000	391,000
Net cash provided by (used in) investing activities	(76,813,000)	(46,975,000)
Cash flows from financing activities:
Preferred unit distributions	(47,783,000)
Distributions	(49,998,000)
Proceeds from sale of preferred units, net		670,429,000
Fees in connection with Class B Unit exchange		(1,954,000)
Proceeds from issuance of long-term debt		1,475,000,000
Payments on long-term debt	(1,208,000)	(1,540,000)
Payment for settlement and early extinguishment of liabilities		(2,175,000,000)
Payment of redemption premium on debt extinguishment		(83,072,000)
Make-whole payments		(1,954,000)
Cash paid for financing costs	(337,000)	(43,520,000)
Cash payments for principal portion of lease liability	(4,889,000)	(5,282,000)
Net cash provided by (used in) financing activities	(104,215,000)	(166,893,000)
Net change in cash, cash equivalents and restricted cash	(52,857,000)	(110,912,000)
Cash, cash equivalents and restricted cash - beginning of period	281,952,000	333,761,000
Cash, cash equivalents and restricted cash - end of period	229,095,000	222,849,000
Ferrellgas Partners Finance Corp. [Member]
Cash flows from operating activities:
Net earnings (loss)	(2,080,000)	(2,490,000)
Changes in operating assets and liabilities, net of effects from business acquisitions:
Prepaid expenses and other current assets		1,850
Other current liabilities	1,382,000
Net cash provided by (used) in operating activities	(698,000)	(640)
Cash flows from financing activities:
Capital contribution		640
Net cash provided by (used in) financing activities		640
Net change in cash, cash equivalents and restricted cash	(698,000)
Cash, cash equivalents and restricted cash - beginning of period	1,000,000	1,000
Cash, cash equivalents and restricted cash - end of period	302,000	1,000
Ferrellgas, L.P. [Member]
Cash flows from operating activities:
Net earnings (loss)	170,790,000	(22,474,000)
Reconciliation of net earnings to net cash provided by operating activities:
Depreciation and amortization expense	65,306,000	63,920,000
Non-cash employee stock ownership plan compensation charge	2,436,000	2,281,000
(Gain) loss on asset sales and disposals	(6,566,000)	2,238,000
Loss on extinguishment of debt		107,968,000
Provision for expected credit losses	1,456,000	3,479,000
Deferred income tax expense	(3,000)
Other	5,598,000	6,524,000
Changes in operating assets and liabilities, net of effects from business acquisitions:
Accounts and notes receivable, net of securitization	(89,133,000)	(72,557,000)
Inventories	(12,175,000)	2,922,000
Prepaid expenses and other current assets	3,730,000	(11,300,000)
Accounts payable	32,758,000	20,520,000
Accrued interest expense	(20,803,000)	(26,757,000)
Other current liabilities	(7,937,000)	28,099,000
Other assets and liabilities	(17,258,000)	5,401,000
Net cash provided by (used) in operating activities	128,199,000	110,264,000
Cash flows from investing activities:
Business acquisitions, net of cash acquired	(9,610,000)
Capital expenditures	(69,611,000)	(50,470,000)
Proceeds from sale of assets	2,170,000	3,707,000
Cash payments to construct assets in connection with future lease transactions	(1,425,000)	(603,000)
Cash receipts in connection with leased vehicles	1,663,000	391,000
Loan to Ferrellgas Partners, L.P.		(23,808,000)
Net cash provided by (used in) investing activities	(76,813,000)	(70,783,000)
Cash flows from financing activities:
Preferred unit distributions	(47,783,000)
Distributions	(50,000,000)
Proceeds from sale of preferred units, net		670,429,000
Proceeds from issuance of long-term debt		1,475,000,000
Payments on long-term debt	(1,208,000)	(1,540,000)
Payment for settlement and early extinguishment of liabilities		(2,175,000,000)
Payment of redemption premium on debt extinguishment		(83,072,000)
Cash paid for financing costs	(337,000)	(43,520,000)
Cash payments for principal portion of lease liability	(4,889,000)	(5,282,000)
Net cash provided by (used in) financing activities	(104,217,000)	(162,985,000)
Net change in cash, cash equivalents and restricted cash	(52,831,000)	(123,504,000)
Cash, cash equivalents and restricted cash - beginning of period	281,688,000	333,755,000
Cash, cash equivalents and restricted cash - end of period	228,857,000	210,251,000
Ferrellgas Finance Corp. [Member]
Cash flows from operating activities:
Net earnings (loss)	(2,400)	(19,275)
Changes in operating assets and liabilities, net of effects from business acquisitions:
Prepaid expenses and other current assets		1,500
Other current liabilities	1,110
Net cash provided by (used) in operating activities	(1,290)	(17,775)
Cash flows from financing activities:
Capital contribution	319	17,775
Net cash provided by (used in) financing activities	319	17,775
Net change in cash, cash equivalents and restricted cash	(971)
Cash, cash equivalents and restricted cash - beginning of period	1,100	1,100
Cash, cash equivalents and restricted cash - end of period	$ 129	$ 1,100