Derivative Instruments - Fair Value of Derivative Instruments by Balance Sheet Location (Details) (USD $) In Thousands, unless otherwise specified
|
Dec. 31, 2014
|
Dec. 31, 2013
|
LNG Inventory Derivatives [Member] |
|
|
Derivatives, Fair Value [Line Items] |
|
|
Derivative Assets (Liabilities), at Fair Value, Net |
$ 1,216us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet / us-gaap_DerivativeInstrumentRiskAxis = cqp_LngInventoryDerivativesMember
|
$ (161)us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet / us-gaap_DerivativeInstrumentRiskAxis = cqp_LngInventoryDerivativesMember
|
LNG Inventory Derivatives [Member] | Prepaid Expenses and Other Current Assets [Member] |
|
|
Derivatives, Fair Value [Line Items] |
|
|
Derivative Assets (Liabilities), at Fair Value, Net |
1,216us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet / us-gaap_BalanceSheetLocationAxis = us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember / us-gaap_DerivativeInstrumentRiskAxis = cqp_LngInventoryDerivativesMember
|
(161)us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet / us-gaap_BalanceSheetLocationAxis = us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember / us-gaap_DerivativeInstrumentRiskAxis = cqp_LngInventoryDerivativesMember
|
Fuel Derivatives [Member] |
|
|
Derivatives, Fair Value [Line Items] |
|
|
Derivative Assets (Liabilities), at Fair Value, Net |
0us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet / us-gaap_DerivativeInstrumentRiskAxis = cqp_FuelDerivativesMember
|
27us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet / us-gaap_DerivativeInstrumentRiskAxis = cqp_FuelDerivativesMember
|
Fuel Derivatives [Member] | Prepaid Expenses and Other Current Assets [Member] |
|
|
Derivatives, Fair Value [Line Items] |
|
|
Derivative Assets (Liabilities), at Fair Value, Net |
0us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet / us-gaap_BalanceSheetLocationAxis = us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember / us-gaap_DerivativeInstrumentRiskAxis = cqp_FuelDerivativesMember
|
27us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet / us-gaap_BalanceSheetLocationAxis = us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember / us-gaap_DerivativeInstrumentRiskAxis = cqp_FuelDerivativesMember
|
Term Gas Supply Derivatives [Member] |
|
|
Derivatives, Fair Value [Line Items] |
|
|
Derivative Assets (Liabilities), at Fair Value, Net |
342us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_PriceRiskDerivativeMember
|
0us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_PriceRiskDerivativeMember
|
Term Gas Supply Derivatives [Member] | Prepaid Expenses and Other Current Assets [Member] |
|
|
Derivatives, Fair Value [Line Items] |
|
|
Derivative Assets (Liabilities), at Fair Value, Net |
76us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet / us-gaap_BalanceSheetLocationAxis = us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_PriceRiskDerivativeMember
|
0us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet / us-gaap_BalanceSheetLocationAxis = us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_PriceRiskDerivativeMember
|
Term Gas Supply Derivatives [Member] | Noncurrent Derivative Assets [Member] |
|
|
Derivatives, Fair Value [Line Items] |
|
|
Derivative Assets (Liabilities), at Fair Value, Net |
586us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet / us-gaap_BalanceSheetLocationAxis = cqp_NoncurrentDerivativeAssetsMember / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_PriceRiskDerivativeMember
|
0us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet / us-gaap_BalanceSheetLocationAxis = cqp_NoncurrentDerivativeAssetsMember / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_PriceRiskDerivativeMember
|
Term Gas Supply Derivatives [Member] | Other Current Liabilities [Member] |
|
|
Derivatives, Fair Value [Line Items] |
|
|
Derivative Assets (Liabilities), at Fair Value, Net |
(53)us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherCurrentLiabilitiesMember / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_PriceRiskDerivativeMember
|
0us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherCurrentLiabilitiesMember / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_PriceRiskDerivativeMember
|
Term Gas Supply Derivatives [Member] | Other Noncurrent Liabilities [Member] |
|
|
Derivatives, Fair Value [Line Items] |
|
|
Derivative Assets (Liabilities), at Fair Value, Net |
(267)us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherNoncurrentLiabilitiesMember / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_PriceRiskDerivativeMember
|
0us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherNoncurrentLiabilitiesMember / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_PriceRiskDerivativeMember
|
Not Designated as Hedging Instrument [Member] | Noncurrent Derivative Assets [Member] |
|
|
Derivatives, Fair Value [Line Items] |
|
|
Interest Rate Derivative Assets, at Fair Value |
11,158us-gaap_InterestRateDerivativeAssetsAtFairValue / us-gaap_BalanceSheetLocationAxis = cqp_NoncurrentDerivativeAssetsMember / us-gaap_HedgingDesignationAxis = us-gaap_NondesignatedMember
|
98,123us-gaap_InterestRateDerivativeAssetsAtFairValue / us-gaap_BalanceSheetLocationAxis = cqp_NoncurrentDerivativeAssetsMember / us-gaap_HedgingDesignationAxis = us-gaap_NondesignatedMember
|
Not Designated as Hedging Instrument [Member] | Other Current Liabilities [Member] |
|
|
Derivatives, Fair Value [Line Items] |
|
|
Interest Rate Derivative Liabilities, at Fair Value |
$ (23,194)us-gaap_InterestRateDerivativeLiabilitiesAtFairValue / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherCurrentLiabilitiesMember / us-gaap_HedgingDesignationAxis = us-gaap_NondesignatedMember
|
$ (13,484)us-gaap_InterestRateDerivativeLiabilitiesAtFairValue / us-gaap_BalanceSheetLocationAxis = us-gaap_OtherCurrentLiabilitiesMember / us-gaap_HedgingDesignationAxis = us-gaap_NondesignatedMember
|