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ASSET UNDER DEVELOPMENT (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Assets Under Development [Roll Forward] |  |
As of January 1 | $ 434,248 | $ 20,000
Additions | 283,927 | 372,849
Transfer from vessels and equipment, net (note 16) | 77,172 | 0
Transfer from other non-current assets (note 17) | 16,213 | 31,048
Interest costs capitalized | 34,296 | 10,351
Disposal of LNG Croatia | (187,609) | 0
As of December 31 | $ 658,247 | $ 434,248

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