Consolidated Statements of Operations and Comprehensive Loss - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Revenue:
Total revenue	$ 6,617	$ 656
Cost of revenue:
Total cost of revenue	3,205	0
Gross profit	3,412	656
Operating expenses:
Research and development	29,121	18,942
Selling, general and administrative	45,764	15,363
Total operating expenses	74,885	34,305
Loss from operations	(71,473)	(33,649)
Other income (expense):
Interest income	326	883
Interest expense	(22)	0
Other expense	0	(9)
Total other income	304	874
Net loss	(71,169)	(32,775)
Other comprehensive income (loss):
Unrealized gain (loss) on available-for-sale securities	(590)	30
Comprehensive loss	$ (71,759)	$ (32,745)
Net loss per share attributable to common shareholders, basic (in usd per share)	$ (1.17)	$ (2.48)
Net loss per share attributable to common shareholders, diluted (in usd per share)	$ (1.17)	$ (2.48)
Weighted-average common shares outstanding, basic (in shares)	60,863,950	13,216,657
Weighted average number of shares outstanding, diluted (in shares)	60,863,950	13,216,657
Product
Revenue:
Total revenue	$ 3,577	$ 0
Cost of revenue:
Total cost of revenue	2,300	0
Service
Revenue:
Total revenue	500	0
Cost of revenue:
Total cost of revenue	42	0
Related party
Revenue:
Total revenue	2,317	0
Cost of revenue:
Total cost of revenue	863	0
Grant and other
Revenue:
Total revenue	$ 223	$ 656