Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Cash flows from operating activities
Net income	$ 54,277	$ 8,960
Adjustments to reconcile net income to net cash from operating activities:
Depreciation and amortization	308	236
Amortization on right-of-use asset	281	138
Stock-based compensation	2,573	4,172
Amortization of debt issuance costs	0	14
Accretion of debt discount	0	2,211
Change in fair value of derivatives	(596)	1,426
Change in fair value of common stock warrants liability	(17,029)	0
Change in fair value of preferred stock warrants liability	0	20,844
Change in fair value of earnout liability	(48,414)	(45,497)
Change in fair value of incremental acquisition fee accrual	(150)	0
Payments on operating lease liabilities	(193)	(138)
Changes in operating assets and liabilities:
Other receivables	(377)	(112)
Grants receivable	0	(17)
Prepaid expenses and other current assets	1,038	(29)
Other long-term assets		0
Accounts payable	2,157	(1,880)
Accrued expenses	2,476	2,899
Other liabilities, current	489	0
Related party payable	128	98
Net cash used in operating activities	(3,032)	(6,675)
Cash flows from investing activities
Purchases of property, plant, and equipment, net of grants	(25,045)	(2,703)
Capitalized interest on plant construction	(47)	0
Purchases of marketable securities	(1,655,200)	0
Sales of marketable securities	1,647,787	0
Maturities of marketable securities	71,168	0
Net cash provided by (used in) investing activities	38,663	(2,703)
Cash flows from financing activities
Proceeds from stockholders' notes payable, net of debt issuance costs	0	11,707
Payment of short-term debt	0	(906)
Proceeds from Canadian Government Research and Development Program	0	173
Issuance of common stock	268	55
Business combination, net of issuance costs paid	0	467,530
Net cash provided by financing activities	268	478,559
Effects of foreign exchange rate changes on the balance of cash and cash equivalents, and restricted cash held in foreign currencies	(3,480)	(178)
Net increase (decrease) in cash and cash equivalents, and restricted cash	32,419	469,003
Cash and cash equivalents, and restricted cash, beginning of the period	47,127	1,874
Cash and cash equivalents, and restricted cash, end of the period	79,546	470,877
Non-cash investing and financing activities
Conversion of stockholder convertible notes payable to common stock	0	20,493
Reclassification of redeemable convertible preferred stock warrants to common stock	0	54,267
Reclassification of contingently issued equity to liability	0	209,380
Net assets assumed from business combination	0	83,330
Business combination transaction costs, accrued but not paid	0	748
Operating lease right-of-use asset obtained in exchange for lease obligations	1,710	1,827
Stock-based compensation capitalized into property, plant, and equipment	467	0
Debt discount related to derivative liability	$ 0	$ 2,196