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Accounting Policies - Price Risk Derivatives (Details) - FLNG derivative - USD ($) $ in Thousands | 9 Months Ended
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Sep. 30, 2021 | Sep. 30, 2020
Price Risk Derivatives [Line Items] |  |
Unrealized gain/(loss) on oil and gas derivative instruments | $ 145,282 | $ (39,400)
Realized and unrealized (loss)/gain on oil derivative instrument | 145,282 | (39,400)
FLNG |  |
Price Risk Derivatives [Line Items] |  |
Realized gain on oil derivative instrument | 11,837 | 2,539
Realized and unrealized (loss)/gain on oil derivative instrument | $ 157,119 | $ (36,861)

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- Definition Realized Gain (Loss) on Derivatives + References No definition available. + Details
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Balance Type: | credit
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- Definition Amount of increase (decrease) in the fair value of derivatives recognized in the income statement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5618551-113959 + Details
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- 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
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- Definition The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 + Details
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- Details
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- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=glng_FLNGMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |