XML 86 R58.htm IDEA: XBRL DOCUMENT v2.4.1.9
Derivative Instruments and Hedging Activities (Changes in Derivative Value Effect on Other Comprehensive Income Loss) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Apr. 30, 2015
Apr. 30, 2014
Apr. 30, 2015
Apr. 30, 2014
Jul. 31, 2014
Jul. 31, 2013
Beginning balance $ (27,247)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax   $ (27,247)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax   $ 6,181us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax  
Change in value of risk management derivatives 7,919us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet 660us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet (51,105)us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet 17,047us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet    
Reclassification of gains and losses on commodity hedges to cost of product sold - propane and other gas liquids sales 10,907us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet 3,885us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet 17,139us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet (8,640)us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet    
Ending balance (27,247)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax   (27,247)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax   6,181us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax  
Ferrellgas, L.P. [Member]            
Beginning balance (27,511)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
  (27,511)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
  6,258us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
 
Change in value of risk management derivatives 7,919us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
660us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
(51,105)us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
17,047us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
   
Reclassification of gains and losses on commodity hedges to cost of product sold - propane and other gas liquids sales 10,907us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
3,885us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
17,139us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
(8,640)us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
   
Ending balance (27,511)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
  (27,511)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
  6,258us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
 
Propane commodity derivatives [Member]            
Change in value of risk management derivatives 7,813us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EnergyRelatedDerivativeMember
(165)us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EnergyRelatedDerivativeMember
(47,855)us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EnergyRelatedDerivativeMember
17,298us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EnergyRelatedDerivativeMember
   
Reclassification of gains and losses on commodity hedges to cost of product sold - propane and other gas liquids sales     17,139us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EnergyRelatedDerivativeMember
(8,640)us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EnergyRelatedDerivativeMember
   
Propane commodity derivatives [Member] | Ferrellgas, L.P. [Member]            
Change in value of risk management derivatives 7,813us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EnergyRelatedDerivativeMember
(165)us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EnergyRelatedDerivativeMember
(47,855)us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EnergyRelatedDerivativeMember
17,298us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EnergyRelatedDerivativeMember
   
Reclassification of gains and losses on commodity hedges to cost of product sold - propane and other gas liquids sales     17,139us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EnergyRelatedDerivativeMember
(8,640)us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_EnergyRelatedDerivativeMember
   
Interest Rate Swap [Member]            
Change in value of risk management derivatives 106us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_InterestRateSwapMember
825us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_InterestRateSwapMember
(3,250)us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_InterestRateSwapMember
(251)us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_InterestRateSwapMember
   
Derivative, Net Hedge Ineffectiveness Gain (Loss)     199us-gaap_DerivativeNetHedgeIneffectivenessGainLoss
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_InterestRateSwapMember
0us-gaap_DerivativeNetHedgeIneffectivenessGainLoss
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_InterestRateSwapMember
   
Interest Rate Swap [Member] | Ferrellgas, L.P. [Member]            
Change in value of risk management derivatives 106us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_InterestRateSwapMember
825us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_InterestRateSwapMember
(3,250)us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_InterestRateSwapMember
(251)us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_InterestRateSwapMember
   
Derivative, Net Hedge Ineffectiveness Gain (Loss)     199us-gaap_DerivativeNetHedgeIneffectivenessGainLoss
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_InterestRateSwapMember
0us-gaap_DerivativeNetHedgeIneffectivenessGainLoss
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_InterestRateSwapMember
   
Derivative [Member]            
Beginning balance (27,284)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DerivativeMember
10,473us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DerivativeMember
(27,284)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DerivativeMember
10,473us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DerivativeMember
6,483us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DerivativeMember
2,066us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DerivativeMember
Ending balance (27,284)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DerivativeMember
10,473us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DerivativeMember
(27,284)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DerivativeMember
10,473us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DerivativeMember
6,483us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DerivativeMember
2,066us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DerivativeMember
Derivative [Member] | Ferrellgas, L.P. [Member]            
Beginning balance (27,284)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DerivativeMember
10,473us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DerivativeMember
(27,284)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DerivativeMember
10,473us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DerivativeMember
6,483us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DerivativeMember
2,066us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DerivativeMember
Ending balance $ (27,284)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DerivativeMember
$ 10,473us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DerivativeMember
$ (27,284)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DerivativeMember
$ 10,473us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DerivativeMember
$ 6,483us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DerivativeMember
$ 2,066us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax
/ dei_LegalEntityAxis
= fgp_FerrellgasLPMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_DerivativeMember