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IMPAIRMENT OF LONG-TERM ASSETS (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended 66 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2014
Impairment of long-term assets:        
Vessels, net $ 1,648,888glng_VesselsNet $ 811,715glng_VesselsNet   $ 1,648,888glng_VesselsNet
Impairment of long-term assets 500us-gaap_ImpairmentOfLongLivedAssetsHeldForUse 500us-gaap_ImpairmentOfLongLivedAssetsHeldForUse 500us-gaap_ImpairmentOfLongLivedAssetsHeldForUse  
FSRU conversion parts        
Impairment of long-term assets:        
Impairment of long-term assets       5,000us-gaap_ImpairmentOfLongLivedAssetsHeldForUse
/ us-gaap_ImpairedLongLivedAssetsHeldAndUsedByTypeAxis
= glng_FsruConversionPartsMember
Golar Arctic [Member]        
Impairment of long-term assets:        
Assets, Fair Value Disclosure 136,000us-gaap_AssetsFairValueDisclosure
/ glng_VesselNameAxis
= glng_GolarArcticMember
    136,000us-gaap_AssetsFairValueDisclosure
/ glng_VesselNameAxis
= glng_GolarArcticMember
Vessels, net 156,000glng_VesselsNet
/ glng_VesselNameAxis
= glng_GolarArcticMember
    156,000glng_VesselsNet
/ glng_VesselNameAxis
= glng_GolarArcticMember
Impairment of long-term assets $ 20,000us-gaap_ImpairmentOfLongLivedAssetsHeldForUse
/ glng_VesselNameAxis
= glng_GolarArcticMember