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RELATED PARTY TRANSACTIONS - Transactions/balances with Golar Partners and Subsidiaries Narrative (Details) - Golar Partners $ in Millions |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Aug. 15, 2017 USD ($) train | May 31, 2017 USD ($) | Feb. 29, 2016 | Jan. 31, 2016 USD ($) | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($) | Dec. 31, 2016 USD ($) | May 31, 2016 USD ($)
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Related party transaction, rate |  |  |  |  | 5.00% |  |  |
Duration of notice required for contract termination (in days) |  |  |  |  | 120 days |  |  |
Ship management fees income |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Duration of notice required for contract termination (in days) |  |  |  |  | 30 days |  |  |
Charter-hire expenses, Golar Grand |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Related party expense |  |  |  |  |  | $ 17.4 | $ 28.4 |
Amortization in respect of the guarantee obligation |  |  |  |  |  | 5.1 | 6.1 |
Deferred Purchase Price |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Related party transaction, rate |  | 5.00% |  |  |  |  |  |
Interest expense from related parties |  |  |  |  | $ 2.9 | 1.1 |  |
Purchases from related party |  | $ 107.2 |  |  |  |  |  |
Hilli Sale Agreement |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Interest expense from related parties |  |  |  |  | 1.9 | 1.3 |  |
Deposit Received |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Related party transaction, rate | 5.00% |  |  |  |  |  |  |
Related party transaction amount | $ 70.0 |  |  |  |  |  |  |
Line of Credit | Golar LNG Partners Credit Facility |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Proceeds from short-term credit facility with Golar Partners |  |  |  | $ 30.0 |  |  |  |
Short-term credit facility repayment period |  |  |  | 60 days |  |  |  |
Line of Credit | LIBOR | Golar LNG Partners Credit Facility |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Related party transaction, rate |  |  |  | 5.00% |  |  |  |
Golar Tundra |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Purchase price |  |  |  |  |  |  |  | $ 107.2
Right to require repurchase if charter has not commenced, period post closing |  |  | 12 months |  |  |  |  |
Interest expense from related parties |  |  |  |  | $ 0.0 | $ 2.2 | $ 2.0 |
Hilli Sale Agreement |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Purchase price | $ 658.0 |  |  |  |  |  |  |
Percentage of net lease obligation under credit facility | 50.00% |  |  |  |  |  |  |
Interest in liquefaction trains, percent | 50.00% |  |  |  |  |  |  |
Number of liquefaction trains | train | 2 |  |  |  |  |  |  |
Related party transaction, term of agreement (in years) | 8 years |  |  |  |  |  |  |

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