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RELATED PARTY TRANSACTIONS - Transactions with Golar Partners and Subsidiaries - Narrative (Details) - USD ($) |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | ---
Aug. 15, 2017 | Feb. 29, 2020 | Dec. 31, 2019 | Nov. 30, 2019 | May 31, 2017 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Dividends received |  |  |  |  |  | $ 0 | $ 7,609,000 | $ 15,837,000
Guarantees issued to Golar Partners |  |  | $ 16,417,000 |  |  | 19,545,000 | 16,417,000 |
Golar Partners |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Guarantor obligations, maximum exposure, undiscounted |  |  |  |  |  | 20,000,000 |  |
Reimbursements |  |  |  |  |  | $ 400,000 | 2,200,000 |
Golar Partners | - Hilli facility | Secured Debt |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
% of related party debt secured |  |  |  |  |  | 50.00% |  |
Golar Partners |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Dividends received |  |  |  |  |  | $ 10,500,000 | 36,800,000 | 48,400,000
Minimum charter term for rights of first offer (in years) |  |  |  |  |  | 5 years |  |
Golar Partners | Tax lease indemnification |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Guarantees issued to Golar Partners |  |  | 11,500,000 |  |  | $ 11,500,000 | 11,500,000 |
Golar Partners | Hilli LLC |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Payments of dividends |  |  |  |  |  | 19,400,000 | 17,500,000 | 5,600,000
Golar Partners | Golar Hilli LLC |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Dividends Payable |  |  | 4,500,000 |  |  | $ 0 | $ 4,500,000 | 3,600,000
Golar Partners | Management and administrative services revenue |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Related party transaction, rate |  |  |  |  |  | 5.00% |  |
Duration of notice required for contract termination (in days) |  |  |  |  |  | 120 days |  |
Golar Partners | Ship management fees income |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Duration of notice required for contract termination (in days) |  |  |  |  |  | 30 days |  |
Golar Partners | Loan To Related Party |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Receivable with imputed interest, face amount |  | $ 45,000,000.0 |  | $ 15,000,000.0 |  |  |  |
Proceeds from interest received |  | $ 300,000 | $ 100,000 |  |  |  |  |
Golar Partners | Loan To Related Party | LIBOR |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Related party transaction, rate |  | 5.00% |  | 5.00% |  |  |  |
Golar Partners | Deferred Purchase Price |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Related party transaction, rate |  |  |  |  | 5.00% |  |  |
Purchases from related party |  |  |  |  | $ 107,200,000 |  |  |
Golar Partners | Deposit Received from Golar Partners | Hilli Sale Agreement |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Related party transaction, rate | 5.00% |  |  |  |  |  |  |
Related party transaction amount | $ 70,000,000 |  |  |  |  |  |  |
Interest expense from related parties |  |  |  |  |  |  |  | $ 4,800,000

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