Name:	glng_ReceivableVariablePercentageOfFreeOnBoardPricesAboveThreshold
Namespace Prefix:	glng_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Threshold, Price Of British Thermal Units

+ References

No definition available.

+ Details

Name:	glng_ThresholdPriceOfBritishThermalUnits
Namespace Prefix:	glng_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Tons Of Liquefied Natural Gas, Capacity

+ References

No definition available.

+ Details

Name:	glng_TonsOfLiquefiedNaturalGasCapacity
Namespace Prefix:	glng_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Aggregate dividends declared during the period for each share of common stock outstanding.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480008/505-10-S99-1

+ Details

Name:	us-gaap_CommonStockDividendsPerShareDeclared
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	duration

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 830
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481674/830-30-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483399/855-10-50-2

+ Details

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

- Details

Name:	glng_VesselNameAxis=glng_LNGCroatiaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_CurrencyAxis=currency_USD
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsAxis=us-gaap_PerformanceGuaranteeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProjectAxis=glng_FinalInvestmentDecisionMKIIFLNGMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Subsequent Events (Details) $ / shares in Units, liquefiedNaturalGasTon in Millions			1 Months Ended	6 Months Ended
	Aug. 14, 2025 $ / shares	Aug. 06, 2025 USD ($) liquefiedNaturalGasTon	Jan. 31, 2019	Jun. 30, 2025
LNG Hrvatska \| United States of America, Dollars \| Performance guarantee
Subsequent Event [Line Items]
Facility, term			10 years	10 years
Subsequent event
Subsequent Event [Line Items]
Common stock, dividends, per share, declared (in USD per share) \| $ / shares	$ 0.25
Subsequent event \| Final Investment Decision, MK II FLNG
Subsequent Event [Line Items]
FLNG deployment project term		20 years
Tons of liquefied natural gas, capacity \| liquefiedNaturalGasTon		3.5
Receivable, fixed annual rent		$ 400,000,000
Receivable, variable, percentage of free on board prices above threshold		25.00%
Threshold, price of British thermal units		$ 8.00