Line of Credit Facility, Final Payment Amount

No definition available.

Name:	glng_LineOfCreditFacilityFinalPaymentAmount
Namespace Prefix:	glng_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of payment greater than the preceding installment payments to be paid at final maturity date of debt.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentPeriodicPaymentTermsBalloonPaymentToBePaid
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- 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://fasb.org/us-gaap/role/ref/legacyRef
-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=120391452&loc=d3e13212-122682

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3255-108585

+ Details

Name:	us-gaap_ProceedsFromIssuanceOfDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_SecuredDebtMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=glng_GolarArcticFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=glng_GolarViking2015FacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=glng_GolarViking2015Facility750ConversionTrancheFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

DEBT - Credit Facilities Narrative (Details) - USD ($)		1 Months Ended			12 Months Ended
DEBT - Credit Facilities Narrative (Details) - USD ($)	Dec. 31, 2014	Jan. 31, 2020	Oct. 31, 2019	Oct. 31, 2018	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2015
Debt Instrument [Line Items]
Net debt receipts					$ 729,707,000	$ 524,278,000	$ 1,177,748,000
Secured Debt
Debt Instrument [Line Items]
Maturity period of debt				5 years	5 years
Secured Debt \| Golar Arctic facility
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 87,500,000
Basis spread on variable rate	2.25%				2.75%
Maturity period of debt			5 years			5 years
Final payment amount	$ 52,800,000
Balloon payment to be paid			$ 9,100,000
Secured Debt \| Golar Viking facility
Debt Instrument [Line Items]
Maximum borrowing capacity								$ 62,500,000
Basis spread on variable rate					2.50%
Maturity period of debt					5 years
Final payment amount					$ 37,800,000
Net debt receipts		$ 56,000,000.0
Secured Debt \| Golar Viking 2015 Facility, $75.0 Conversion Tranche Facility
Debt Instrument [Line Items]
Maximum borrowing capacity					75,000,000.0
Net debt receipts					$ 68,700,000