Condensed Statements of Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Statement of Comprehensive Income [Abstract]
Net loss	$ (14,999)	$ (7,636)	$ (28,264)	$ (13,150)
Other comprehensive loss:
Unrealized loss on available-for-sale securities	(993)	(14)	(2,071)	(168)
Comprehensive loss	$ (15,992)	$ (7,650)	$ (30,335)	$ (13,318)

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

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