Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Statement of Comprehensive Income [Abstract]
Net loss	$ (131,755)	$ (55,356)	$ (55,489)
Unrealized gain (loss) on available-for-sale securities	(597)	(204)	516
Comprehensive loss	$ (132,352)	$ (55,560)	$ (54,973)

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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+ Details