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FINANCIAL INSTRUMENTS - Concentrations of Risk (Details) (USD $)	12 Months Ended
	Dec. 31, 2014 Vessels	Dec. 31, 2013	Jul. 26, 2013
Concentration of risks:
Line of Credit Facility, Maximum Borrowing Capacity	$ 858,500,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Investments, ownership percentage	100.00%glng_InvestmentsOwnershipPercentage
Vessels Delivered	7glng_VesselsDelivered
Supplier Concentration Risk [Member]
Concentration of risks:
Number of newbuildings	4glng_ConcentrationRiskNumberOfNewbuilds / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_SupplierConcentrationRiskMember
Supplier Concentration Risk [Member] | Samsung
Concentration of risks:
Number of newbuildings	3glng_ConcentrationRiskNumberOfNewbuilds / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_SupplierConcentrationRiskMember / us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis = glng_SamsungMember
Supplier Concentration Risk [Member] | Hyundai
Concentration of risks:
Number of newbuildings	1glng_ConcentrationRiskNumberOfNewbuilds / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_SupplierConcentrationRiskMember / us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis = glng_HyundaiMember
Golar LNG Partners
Concentration of risks:
Investments, ownership percentage	41.40%glng_InvestmentsOwnershipPercentage / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = glng_GolarLngPartnersMember
Aggregate ownership interest	801,000,000glng_EquityMethodInvestmentsAggregateOwnershipInterest / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = glng_GolarLngPartnersMember
Golar LNG Partners | Vessels and equipment
Concentration of risks:
Vessels operated by affiliate	9glng_InvestmentEquipmentItemsOperated / us-gaap_PropertyPlantAndEquipmentByTypeAxis = us-gaap_MaritimeEquipmentMember / us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis = glng_GolarLngPartnersMember
Line of credit | $1.125 billion newbuild facility | Secured debt
Concentration of risks:
Line of Credit Facility, Maximum Borrowing Capacity	$ 1,125,000,000.000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / us-gaap_CreditFacilityAxis = us-gaap_LineOfCreditMember / us-gaap_DebtInstrumentAxis = glng_A1.125billionnewbuildfacilityMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SecuredDebtMember	$ 266,400,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / us-gaap_CreditFacilityAxis = us-gaap_LineOfCreditMember / us-gaap_DebtInstrumentAxis = glng_A1.125billionnewbuildfacilityMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SecuredDebtMember	$ 1,125,000,000.000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity / us-gaap_CreditFacilityAxis = us-gaap_LineOfCreditMember / us-gaap_DebtInstrumentAxis = glng_A1.125billionnewbuildfacilityMember / us-gaap_LongtermDebtTypeAxis = us-gaap_SecuredDebtMember
Share Repurchase Forward Swap [Member]
Concentration of risks:
Share Repurchase Agreement, Collateral Required, Percentage of Total Purchase Price	20.00%glng_ShareRepurchaseAgreementCollateralRequiredPercentageofTotalPurchasePrice / us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis = glng_ShareRepurchaseForwardSwapMember

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- Definition

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- Definition

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.19(b),22(b))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

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