Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Current assets
Cash and cash equivalents	$ 55,684	$ 75,502
Marketable securities	76,461	82,761
Accounts receivable and unbilled receivable, net of allowance for credit losses of $730 and $0, respectively	15,460	16,128
Other receivables	4,554	3,449
Inventory	1,057	912
Prepaid expenses and other current assets	8,172	8,360
Total current assets	161,388	187,112
Property, plant, and equipment, net	233,561	243,118
Operating lease right-of-use asset	4,184	4,468
Intangible assets, net	97	121
Deferred tax assets	1,073	1,261
Other long-term assets	30,679	25,754
Total assets	430,982	461,834
Current liabilities
Accounts payable	1,849	1,858
Accrued expenses	3,349	7,689
Operating lease liabilities, current	305	367
Notes payable, short-term	5,303	1,730
Other liabilities, current	1,085	918
Derivative liability	0	300
Total current liabilities	11,891	12,862
Earnout liability	1,243	1,783
Canadian Government Research and Development Program liability	15,133	7,348
Common stock warrants liability	1,969	1,341
Notes payable, long-term	3,459	3,459
Operating lease liabilities	4,043	4,207
Other liabilities, long-term	2,606	8,327
Total liabilities	40,344	39,327
Commitments and contingencies (See Note 15)
STOCKHOLDERS’ EQUITY
Preferred stock, $0.0001 par value, 10,000,000 shares authorized; no shares issued and outstanding as of June 30, 2024 and December 31, 2023	0	0
Common stock, $0.0001 par value, 1,000,000,000 shares authorized; 147,210,338 and 145,706,531, issued and outstanding as of June 30, 2024 and December 31, 2023, respectively (including 4,500,000 Sponsor Vesting Shares)	15	15
Additional paid-in capital	388,412	382,854
Retained earnings	12,158	45,570
Accumulated other comprehensive loss	(9,947)	(5,932)
Total stockholders’ equity	390,638	422,507
Total liabilities and stockholders’ equity	$ 430,982	$ 461,834