CONDENSED CONSOLIDATED STATEMENT OF EQUITY (DEFICIT) - USD ($)	Ferrellgas, L.P. Limited Partner Unitholders	Ferrellgas, L.P. General Partner	Ferrellgas, L.P. Accumulated Other Comprehensive Income (Loss)	Ferrellgas, L.P.	Ferrellgas Partners Finance Corp	Limited Partner Unitholders Class A Limited Partner Units	Limited Partner Unitholders Class B Limited Partner Units	Limited Partner Unitholders	General Partner	Accumulated Other Comprehensive Income (Loss)	Parent	Non-Controlling Interest	Total
Partners' capital balance (in shares) at Jul. 31, 2022						4,857,600	1,300,000.0		49,500
Partners' capital balance, beginning at Jul. 31, 2022	$ (918,146,000)	$ (7,987,000)	$ 38,307,000	$ (887,826,000)		$ (1,229,823,000)	$ 383,012,000		$ (71,320,000)	$ 37,907,000	$ (880,224,000)	$ (7,587,000)	$ (887,811,000)
Increase (Decrease) in Partners' Capital [Roll Forward]
Contributions in connection with non-cash ESOP compensation charges	716,000	7,000		723,000		709,000			7,000		716,000	7,000	723,000
Net earnings allocated to preferred units	(16,251,000)			(16,251,000)		(16,088,000)			(163,000)		(16,251,000)		(16,251,000)
Net earnings (loss)	(4,544,000)	(212,000)		(4,756,000)		(4,500,000)			(45,000)		(4,545,000)	(212,000)	(4,757,000)
Other comprehensive income			(48,973,000)	(48,973,000)						(48,478,000)	(48,478,000)	(495,000)	(48,973,000)
Partners' capital balance, ending at Oct. 31, 2022	(938,225,000)	(8,192,000)	(10,666,000)	(957,083,000)		$ (1,249,702,000)	$ 383,012,000		$ (71,521,000)	(10,571,000)	(948,782,000)	(8,287,000)	(957,069,000)
Partners' capital balance (in shares) at Oct. 31, 2022						4,857,600	1,300,000.0		49,500
Partners' capital balance (in shares) at Jul. 31, 2022						4,857,600	1,300,000.0		49,500
Partners' capital balance, beginning at Jul. 31, 2022	(918,146,000)	(7,987,000)	38,307,000	(887,826,000)		$ (1,229,823,000)	$ 383,012,000		$ (71,320,000)	37,907,000	(880,224,000)	(7,587,000)	(887,811,000)
Increase (Decrease) in Partners' Capital [Roll Forward]
Contributions in connection with non-cash ESOP compensation charges		22,000.0
Distributions								$ (49,900,000)
Net earnings (loss)				167,144,000	$ (657)								167,185,000
Other comprehensive income				(45,666,000)									(45,666,000)
Partners' capital balance, ending at Apr. 30, 2023	(848,078,000)	(6,762,000)	(7,359,000)	(862,199,000)		$ (1,160,913,000)	$ 383,012,000		$ (70,119,000)	(7,298,000)	(855,318,000)	(6,823,000)	(862,141,000)
Partners' capital balance (in shares) at Apr. 30, 2023						4,857,600	1,300,000.0		49,500
Partners' capital balance (in shares) at Oct. 31, 2022						4,857,600	1,300,000.0		49,500
Partners' capital balance, beginning at Oct. 31, 2022	(938,225,000)	(8,192,000)	(10,666,000)	(957,083,000)		$ (1,249,702,000)	$ 383,012,000		$ (71,521,000)	(10,571,000)	(948,782,000)	(8,287,000)	(957,069,000)
Increase (Decrease) in Partners' Capital [Roll Forward]
Contributions in connection with non-cash ESOP compensation charges	714,000	8,000		722,000		707,000			7,000		714,000	8,000	722,000
Net earnings allocated to preferred units	(16,222,000)			(16,222,000)		(16,060,000)			(162,000)		(16,222,000)		(16,222,000)
Net earnings (loss)	98,098,000	835,000		98,933,000		97,119,000			981,000		98,100,000	835,000	98,935,000
Other comprehensive income			478,000	478,000						473,000	473,000	5,000	478,000
Partners' capital balance, ending at Jan. 31, 2023	(855,635,000)	(7,349,000)	(10,188,000)	(873,172,000)		$ (1,167,936,000)	$ 383,012,000		$ (70,695,000)	(10,098,000)	(865,717,000)	(7,439,000)	(873,156,000)
Partners' capital balance (in shares) at Jan. 31, 2023						4,857,600	1,300,000.0		49,500
Increase (Decrease) in Partners' Capital [Roll Forward]
Contributions in connection with non-cash ESOP compensation charges	760,000	7,000		767,000		$ 752,000			$ 8,000		760,000	7,000	767,000
Distributions	(50,000,000)			(50,000,000)				(49,900,000)
Distributions to Ferrellgas, Inc.							$ (49,998,000)				(49,998,000)		(49,998,000)
Net earnings allocated to Class B Units						(49,998,000)	49,998,000
Net earnings allocated to preferred units	(15,590,000)			(15,590,000)		(15,434,000)			(156,000)		(15,590,000)		(15,590,000)
Net earnings (loss)	72,387,000	580,000		72,967,000	(225)	71,703,000			724,000		72,427,000	580,000	73,007,000
Other comprehensive income			2,829,000	2,829,000						2,800,000	2,800,000	29,000	2,829,000
Partners' capital balance, ending at Apr. 30, 2023	(848,078,000)	(6,762,000)	(7,359,000)	(862,199,000)		$ (1,160,913,000)	$ 383,012,000		$ (70,119,000)	(7,298,000)	(855,318,000)	(6,823,000)	(862,141,000)
Partners' capital balance (in shares) at Apr. 30, 2023						4,857,600	1,300,000.0		49,500
Partners' capital balance (in shares) at Jul. 31, 2023						4,857,600	1,300,000.0		49,500
Partners' capital balance, beginning at Jul. 31, 2023	(892,717,000)	(7,217,000)	1,083,000	(898,851,000)		$ (1,205,103,000)	$ 383,012,000		$ (70,566,000)	1,059,000	(891,598,000)	(7,193,000)	(898,791,000)
Increase (Decrease) in Partners' Capital [Roll Forward]
Contributions in connection with non-cash ESOP compensation charges	713,000	7,000		720,000		706,000			7,000		713,000	7,000	720,000
Net earnings allocated to preferred units	(16,251,000)			(16,251,000)		(16,088,000)			(163,000)		(16,251,000)		(16,251,000)
Net earnings (loss)	(17,538,000)	(345,000)		(17,883,000)		(17,381,000)			(175,000)		(17,556,000)	(345,000)	(17,901,000)
Other comprehensive income			(10,288,000)	(10,288,000)						(10,184,000)	(10,184,000)	(104,000)	(10,288,000)
Partners' capital balance, ending at Oct. 31, 2023	(925,793,000)	(7,555,000)	(9,205,000)	(942,553,000)		$ (1,237,866,000)	$ 383,012,000		$ (70,897,000)	(9,125,000)	(934,876,000)	(7,635,000)	(942,511,000)
Partners' capital balance (in shares) at Oct. 31, 2023						4,857,600	1,300,000.0		49,500
Partners' capital balance (in shares) at Jul. 31, 2023						4,857,600	1,300,000.0		49,500
Partners' capital balance, beginning at Jul. 31, 2023	(892,717,000)	(7,217,000)	1,083,000	(898,851,000)		$ (1,205,103,000)	$ 383,012,000		$ (70,566,000)	1,059,000	(891,598,000)	(7,193,000)	(898,791,000)
Increase (Decrease) in Partners' Capital [Roll Forward]
Contributions in connection with non-cash ESOP compensation charges		25,000.0
Distributions								$ (250,000,000.0)
Net earnings (loss)				131,579,000	(278)								131,838,000
Other comprehensive income				(41,000)									(41,000)
Partners' capital balance, ending at Apr. 30, 2024	(908,048,000)	(7,363,000)	1,042,000	(914,369,000)		$ (1,221,021,000)	$ 383,012,000		$ (69,716,000)	1,018,000	(906,707,000)	(7,339,000)	(914,046,000)
Partners' capital balance (in shares) at Apr. 30, 2024						4,857,600	1,300,000.0		49,500
Partners' capital balance (in shares) at Oct. 31, 2023						4,857,600	1,300,000.0		49,500
Partners' capital balance, beginning at Oct. 31, 2023	(925,793,000)	(7,555,000)	(9,205,000)	(942,553,000)		$ (1,237,866,000)	$ 383,012,000		$ (70,897,000)	(9,125,000)	(934,876,000)	(7,635,000)	(942,511,000)
Increase (Decrease) in Partners' Capital [Roll Forward]
Contributions in connection with non-cash ESOP compensation charges	891,000	9,000		900,000		882,000			9,000		891,000	9,000	900,000
Net earnings allocated to preferred units	(16,250,000)			(16,250,000)		(16,088,000)			(162,000)		(16,250,000)		(16,250,000)
Net earnings (loss)	95,787,000	812,000		96,599,000		94,831,000			958,000		95,789,000	812,000	96,601,000
Other comprehensive income			16,606,000	16,606,000						16,438,000	16,438,000	168,000	16,606,000
Partners' capital balance, ending at Jan. 31, 2024	(845,365,000)	(6,734,000)	7,401,000	(844,698,000)		$ (1,158,241,000)	$ 383,012,000		$ (70,092,000)	7,313,000	(838,008,000)	(6,646,000)	(844,654,000)
Partners' capital balance (in shares) at Jan. 31, 2024						4,857,600	1,300,000.0		49,500
Increase (Decrease) in Partners' Capital [Roll Forward]
Contributions in connection with non-cash ESOP compensation charges	871,000	9,000		880,000		$ 862,000			$ 9,000		871,000	9,000	880,000
Distributions	(100,000,000)	(1,010,000)		(101,010,000)								(1,010,000)	(1,010,000)
Distributions to Ferrellgas, Inc.							$ (99,996,000)				(99,996,000)		(99,996,000)
Net earnings allocated to Class B Units						(99,996,000)	99,996,000
Net earnings allocated to preferred units	(16,045,000)			(16,045,000)		(15,885,000)			(160,000)		(16,045,000)		(16,045,000)
Net earnings (loss)	52,491,000	372,000		52,863,000	$ (225)	52,239,000			527,000		52,766,000	372,000	53,138,000
Other comprehensive income			(6,359,000)	(6,359,000)						(6,295,000)	(6,295,000)	(64,000)	(6,359,000)
Partners' capital balance, ending at Apr. 30, 2024	$ (908,048,000)	$ (7,363,000)	$ 1,042,000	$ (914,369,000)		$ (1,221,021,000)	$ 383,012,000		$ (69,716,000)	$ 1,018,000	$ (906,707,000)	$ (7,339,000)	$ (914,046,000)
Partners' capital balance (in shares) at Apr. 30, 2024						4,857,600	1,300,000.0		49,500