Deposits and Other Current Assets - Schedule of Deposits and Other Current Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Deposits
Deposits for research and development, prototype parts and other	$ 54,990	$ 6,412
Deposits for Future Work	8,380	0
Total deposits	63,370	6,412
Other current assets
Prepaid expenses	11,119	762
Other current assets	2,291	3,364
Notes receivable	0	40
Due from affiliate	0	2,034
Total other current assets	$ 13,410	$ 6,200

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