Other Current Assets - Schedule of Other Current Assets (Details) - USD ($) shares in Thousands, $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Other Current Assets [Line Items]
Investment in listed equity securities (note 9 and 18)	$ 660,642	$ 0
Other receivables	4,288	6,291
Prepaid expenses	3,963	2,391
Other current assets	668,893	8,682
Dividends receivable	1,900
Level 2 \| Carrying value
Other Current Assets [Line Items]
Investment in listed equity securities (note 9 and 18)	$ 658,779	$ 0
New Fortress Energy (NFE)
Other Current Assets [Line Items]
Equity instrument (in shares)	18,600
Dividends receivable	$ 1,900
New Fortress Energy (NFE) \| Level 2 \| Carrying value
Other Current Assets [Line Items]
Investment in listed equity securities (note 9 and 18)	$ 658,800

Other Current Assets [Line Items]

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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as current.

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Amount of current assets classified as other.

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Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer.

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