Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Current assets
Cash and cash equivalents	$ 75,502	$ 107,858
Restricted cash	0	490
Marketable securities	82,761	215,464
Accounts receivable and unbilled receivable, net	16,128	0
Other receivables	3,449	4,346
Inventory	912	0
Prepaid expenses and other current assets	8,360	3,341
Total current assets	187,112	331,499
Property, plant, and equipment, net	243,118	154,183
Operating lease right-of-use asset	4,468	2,779
Intangible assets, net	121	160
Deferred tax assets	1,261	0
Other long-term assets	25,754	5,079
Total assets	461,834	493,700
Current liabilities
Accounts payable	1,858	10,384
Accrued expenses	7,689	8,414
Operating lease liabilities, current	367	619
Notes payable, short-term	1,730	0
Other liabilities, current	918	51
Derivative liability	300	344
Total current liabilities	12,862	19,812
Earnout liability	1,783	42,533
Canadian Government Research and Development Program liability	7,348	7,185
Common stock warrants liability	1,341	30,872
Notes payable, long-term	3,459	5,847
Operating lease liabilities	4,207	2,249
Other liabilities, long-term	8,327	8,297
Total liabilities	39,327	116,795
Commitments and contingencies (See Note 18)
STOCKHOLDERS’ EQUITY
Preferred stock, $0.0001 par value, 10,000,000 shares authorized; no shares issued and outstanding as of December 31, 2023 and 2022	0	0
Common stock, $0.0001 par value, 1,000,000,000 shares authorized; 145,706,531 and 143,034,225, issued and outstanding as of December 31, 2023 and 2022, respectively (including 4,500,000 Sponsor Vesting Shares)	15	14
Additional paid-in capital	382,854	371,072
Retained earnings	45,570	21,772
Accumulated other comprehensive loss	(5,932)	(15,953)
Total stockholders’ equity	422,507	376,905
Total liabilities and stockholders’ equity	$ 461,834	$ 493,700