Annual report pursuant to Section 13 and 15(d)

Related Party Transactions - LNG Lease Agreement (Details)

v2.4.1.9
Related Party Transactions - LNG Lease Agreement (Details) (Cheniere Energy Investments, LLC [Member], Cheniere Marketing, LLC [Member], LNG Lease Agreement [Member], USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Related Party Transaction [Line Items]      
LNG inventory related party $ 0cqp_LngInventoryRelatedParty $ 130,000cqp_LngInventoryRelatedParty  
Liquefied Natural Gas Inventory, in MMBtu   41,000cqp_LiquefiedNaturalGasInventory  
LNG Inventory Derivatives [Member]
     
Related Party Transaction [Line Items]      
LNG Inventory Derivative assets 0us-gaap_DerivativeAssetsCurrent
/ us-gaap_DerivativeInstrumentRiskAxis
= cqp_LngInventoryDerivativesMember
/ dei_LegalEntityAxis
= cqp_CheniereEnergyInvestmentsLlcMember
/ us-gaap_RelatedPartyTransactionAxis
= cqp_LngLeaseAgreementMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= cqp_CheniereMarketingLlcMember
200,000us-gaap_DerivativeAssetsCurrent
/ us-gaap_DerivativeInstrumentRiskAxis
= cqp_LngInventoryDerivativesMember
/ dei_LegalEntityAxis
= cqp_CheniereEnergyInvestmentsLlcMember
/ us-gaap_RelatedPartyTransactionAxis
= cqp_LngLeaseAgreementMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= cqp_CheniereMarketingLlcMember
 
Derivative, Gain (Loss) on Derivative, Net $ (31,000)us-gaap_DerivativeGainLossOnDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= cqp_LngInventoryDerivativesMember
/ dei_LegalEntityAxis
= cqp_CheniereEnergyInvestmentsLlcMember
/ us-gaap_RelatedPartyTransactionAxis
= cqp_LngLeaseAgreementMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= cqp_CheniereMarketingLlcMember
$ (500,000)us-gaap_DerivativeGainLossOnDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= cqp_LngInventoryDerivativesMember
/ dei_LegalEntityAxis
= cqp_CheniereEnergyInvestmentsLlcMember
/ us-gaap_RelatedPartyTransactionAxis
= cqp_LngLeaseAgreementMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= cqp_CheniereMarketingLlcMember
$ 1,000,000us-gaap_DerivativeGainLossOnDerivativeNet
/ us-gaap_DerivativeInstrumentRiskAxis
= cqp_LngInventoryDerivativesMember
/ dei_LegalEntityAxis
= cqp_CheniereEnergyInvestmentsLlcMember
/ us-gaap_RelatedPartyTransactionAxis
= cqp_LngLeaseAgreementMember
/ us-gaap_RelatedPartyTransactionsByRelatedPartyAxis
= cqp_CheniereMarketingLlcMember