Annual report pursuant to Section 13 and 15(d)

Restricted Cash and Cash Equivalents—CTPL Reserve (Details)

v2.4.1.9
Restricted Cash and Cash Equivalents—CTPL Reserve (Details) (USD $)
Dec. 31, 2014
Dec. 31, 2013
Restricted Cash and Cash Equivalents Items [Line Items]    
Restricted Cash and Cash Equivalents, Current $ 195,702,000us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue $ 227,652,000us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue
Restricted Cash and Cash Equivalents, Noncurrent 544,465,000us-gaap_RestrictedCashAndCashEquivalentsNoncurrent 1,025,056,000us-gaap_RestrictedCashAndCashEquivalentsNoncurrent
Cheniere Creole Trail Pipeline LP [Member] | Payment of Liabilities [Member]    
Restricted Cash and Cash Equivalents Items [Line Items]    
Restricted Cash and Cash Equivalents, Current 24,900,000us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= cqp_CheniereCreoleTrailPipelineLpMember
/ us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis
= cqp_PaymentOfLiabilitiesMember
20,500,000us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= cqp_CheniereCreoleTrailPipelineLpMember
/ us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis
= cqp_PaymentOfLiabilitiesMember
Cheniere Creole Trail Pipeline LP [Member] | Construction And Interest Payments [Member]    
Restricted Cash and Cash Equivalents Items [Line Items]    
Restricted Cash and Cash Equivalents, Noncurrent 11,300,000us-gaap_RestrictedCashAndCashEquivalentsNoncurrent
/ dei_LegalEntityAxis
= cqp_CheniereCreoleTrailPipelineLpMember
/ us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis
= cqp_ConstructionAndInterestPaymentsMember
81,400,000us-gaap_RestrictedCashAndCashEquivalentsNoncurrent
/ dei_LegalEntityAxis
= cqp_CheniereCreoleTrailPipelineLpMember
/ us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis
= cqp_ConstructionAndInterestPaymentsMember
2017 Creole Trail Pipeline Term Loan [Member] | Cheniere Creole Trail Pipeline LP [Member]    
Restricted Cash and Cash Equivalents Items [Line Items]    
Line of Credit Facility, Maximum Borrowing Capacity $ 400,000,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
/ us-gaap_DebtInstrumentAxis
= cqp_CreoleTrailPipelineCreditFacilityMember
/ dei_LegalEntityAxis
= cqp_CheniereCreoleTrailPipelineLpMember
 
Creole Trail Pipeline [Member]    
Restricted Cash and Cash Equivalents Items [Line Items]    
Length of Natural Gas Pipeline, in miles 94cqp_LengthofNaturalGasPipeline
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= cqp_CreoleTrailPipelineMember
 
Creole Trail Pipeline [Member] | Cheniere Creole Trail Pipeline LP [Member]    
Restricted Cash and Cash Equivalents Items [Line Items]    
Length of Natural Gas Pipeline, in miles 94cqp_LengthofNaturalGasPipeline
/ dei_LegalEntityAxis
= cqp_CheniereCreoleTrailPipelineLpMember
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= cqp_CreoleTrailPipelineMember