Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Current assets
Cash and cash equivalents	$ 79,056	$ 46,637
Restricted cash	490	490
Marketable securities	327,082	397,458
Other receivables	2,989	2,612
Derivative asset	695	202
Prepaid expenses and other current assets	2,735	3,774
Total current assets	413,047	451,173
Property, plant, and equipment, net	82,273	57,185
Operating lease right-of-use asset	3,214	1,782
Intangible assets, net	190	215
Other long-term assets	62	62
Total assets	498,786	510,417
Current liabilities
Accounts payable	4,608	2,451
Accrued expenses	3,449	973
Operating lease liability, current	624	280
Other liabilities, current	869	380
Derivative liability	0	103
Total current liabilities	9,550	4,187
Earnout liability	79,343	127,757
Canadian Government Research and Development Program liability	6,667	6,762
Assumed common stock warrants liability	35,831	52,860
Stockholder note	5,189	5,189
Related party other liabilities, long-term	5,848	5,720
Operating lease liability	2,654	1,486
Other liabilities, long-term	2,796	2,946
Total liabilities	147,878	206,907
Commitments and contingencies (See Note 19)
STOCKHOLDERS’ EQUITY
Preferred stock, $0.0001 par value, 10,000,000 shares authorized; no shares issued and outstanding as of June 30, 2022 and December 31, 2021	0	0
Common stock, $0.0001 par value, 1,000,000,000 shares authorized; 142,378,934 and 141,301,569, issued and outstanding as of June 30, 2022 and December 31, 2021, respectively (including 4,500,000 Sponsor Vesting Shares)	14	16
Additional paid-in capital	364,853	361,542
Accumulated deficit	(2,520)	(56,797)
Accumulated other comprehensive loss	(11,439)	(1,251)
Total stockholders’ equity	350,908	303,510
Total liabilities and stockholders’ equity	$ 498,786	$ 510,417