Partnership Organization And Formation	12 Months Ended
Partnership Organization And Formation	Jul. 31, 2012
Partnership Organization And Formation	A. Partnership organization and formation Ferrellgas Partners, L.P. (“Ferrellgas Partners”) was formed on April 19, 1994, and is a publicly traded limited partnership, owning an approximate 99% limited partner interest in Ferrellgas, L.P. (the "operating partnership"). Ferrellgas Partners and the operating partnership, collectively referred to as “Ferrellgas,” are both Delaware limited partnerships and are governed by their respective partnership agreements. Ferrellgas Partners was formed to acquire and hold a limited partner interest in the operating partnership. The operating partnership was formed to acquire, own and operate the propane business and assets of Ferrellgas, Inc. (the "general partner"), a wholly-owned subsidiary of Ferrell Companies, Inc. (“Ferrell Companies”). As of July 31, 2012, Ferrell Companies beneficially owns 21.7 million of Ferrellgas Partners’ outstanding common units. The general partner has retained a 1% general partner interest in Ferrellgas Partners and also holds an approximate 1% general partner interest in the operating partnership, representing an effective 2% general partner interest in Ferrellgas on a combined basis. As general partner, it performs all management functions required by Ferrellgas. Ferrellgas Partners owns a 100% equity interest in Ferrellgas Partners Finance Corp., whose only business activity is to act as the co-issuer and co-obligor of any debt issued by Ferrellgas Partners. Ferrell Companies is wholly-owned by a leveraged employee stock ownership trust (“ESOT”) established pursuant to the Ferrell Companies Employee Stock Ownership Plan (“ESOP”). The purpose of the ESOP is to provide employees of the general partner an opportunity for ownership in Ferrell Companies and indirectly in Ferrellgas. As contributions are made by Ferrell Companies to the ESOT in the future, shares of Ferrell Companies are allocated to the employees’ ESOP accounts.
Ferrellgas Partners Finance Corp. [Member]
Partnership Organization And Formation	A. Formation Ferrellgas Partners Finance Corp. (the “Finance Corp.”), a Delaware corporation, was formed on March 28, 1996 and is a wholly-owned subsidiary of Ferrellgas Partners, L.P. (the “Partnership”). The Partnership contributed $1,000 to the Finance Corp. on April 8, 1996 in exchange for 1,000 shares of common stock. The Finance Corp. has nominal assets, does not conduct any operations and has no employees.
Ferrellgas, L.P. [Member]
Partnership Organization And Formation	A. Partnership organization and formation Ferrellgas, L.P. was formed on April 22, 1994, and is a Delaware limited partnership. Ferrellgas, L.P. owns and operates propane distribution and related assets. Ferrellgas Partners, L.P. (“Ferrellgas Partners”), a publicly traded limited partnership, holds an approximate 99% limited partner interest in, and consolidates, Ferrellgas, L.P. Ferrellgas, Inc. (the “general partner”), a wholly-owned subsidiary of Ferrell Companies, Inc. (“Ferrell Companies”), holds an approximate 1% general partner interest in Ferrellgas, L.P. and performs all management functions required by Ferrellgas, L.P. Ferrellgas Partners and Ferrellgas, L.P. are governed by their respective partnership agreements. These agreements contain specific provisions for the allocation of net earnings and loss to each of the partners for purposes of maintaining the partner capital accounts. Ferrellgas, L.P. owns a 100% equity interest in Ferrellgas Finance Corp., whose only business activity is to act as the co-issuer and co-obligor of any debt issued by Ferrellgas, L.P. Ferrell Companies is wholly-owned by a leveraged employee stock ownership trust (“ESOT”) established pursuant to the Ferrell Companies Employee Stock Ownership Plan (“ESOP”). The purpose of the ESOP is to provide employees of the general partner an opportunity for ownership in Ferrell Companies and indirectly in Ferrellgas, L.P. As contributions are made by Ferrell Companies to the ESOT in the future, shares of Ferrell Companies are allocated to the employees’ ESOP accounts.
Ferrellgas Finance Corp. [Member]
Partnership Organization And Formation	A. Formation Ferrellgas Finance Corp. (the “Finance Corp.”), a Delaware corporation, was formed on January 16, 2003 and is a wholly-owned subsidiary of Ferrellgas, L.P. (the “Partnership”). The Partnership contributed $1,000 to the Finance Corp. on January 24, 2003 in exchange for 1,000 shares of common stock. The Finance Corp. has nominal assets, does not conduct any operations and has no employees.