UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Cash flows from operating activities
Net loss	$ (173,200)	$ (93,623)
Adjustment to reconcile net loss to net cash used in operating activities
Stock-based compensation	10,993	10,085
Depreciation and amortization	3,847	1,794
Loss from write-down of property, plant and equipment	2,501	11
Loss (gain) on debt extinguishment/ (forgiveness)	942	(1,273)
Amortization of right-of-use assets	635	619
Income from equity in unconsolidated joint venture	0	(440)
Remeasurement of equity method investment	0	7,480
Interest accretion and amortization of debt issuance costs	704	0
Interest accretion and amortization of debt issuance costs - related party	3,121	2,111
Commitment fee for SEPA agreement settled by common stock - related party	1,061	0
Gain on change in fair value of derivatives - related party	(12,094)	(10,993)
Changes in operating assets and liabilities:
Prepaid expenses	1,677	977
Inventory	(10,217)	(2,116)
Accounts receivable	(488)	(1,406)
Vendor deposits	3,960	(7,173)
Contract assets	(2,626)	(13)
Accounts payable	22,047	(339)
Accrued expenses	5,949	1,915
Accounts payable and accrued expenses - related parties	(1,200)	(2,517)
Interest payable - related party	1,590	1,500
Provision for firm purchase commitments	0	(5,475)
Operating lease liabilities	(528)	(586)
Contract liabilities	572	1,122
Note payable	(19,637)	18,530
Other	1,262	(795)
Net cash used in operating activities	(159,129)	(80,605)
Cash flows from investing activities
Investment in notes receivable	(261)	(4,724)
Business acquisition, net of cash acquired	0	(160)
Investment in joint venture	0	(4,000)
Purchases of property, plant and equipment	(18,778)	(11,346)
Net cash used in investing activities	(19,039)	(20,230)
Cash flows from financing activities
Principal payments on finance lease obligations	(6)	(9)
Proceeds from exercise of stock options	0	1,074
Proceeds from exercise of public warrants	7	20,099
Proceeds from issuance of convertible notes - related party, net of issuance cost	7,225	100,000
Proceeds received from the Term Loan, net of discount	92,783	0
Payment of debt issuance costs	(12,703)	(4,369)
Proceeds from equipment financing facility	4,216	7,000
Repayment of equipment financing facility	(1,208)	0
Repurchase of shares from employees for income tax withholding purposes	(929)	0
Repayment of other financing	0	(94)
Net cash provided by financing activities	123,524	123,701
Effect of exchange rate changes on cash and cash equivalents	(1)	0
Net (decrease) increase in cash, cash equivalents and restricted cash	(54,645)	22,866
Cash, cash equivalents and restricted cash, beginning of the period	105,692	121,853
Cash, cash equivalents and restricted cash, end of the period	51,047	144,719
Non-cash investing and financing activities
Accrued and unpaid capital expenditures	1,492	355
Issuance of common stock under conversion of Yorkville Note	7,534	0
Issuance Of Convertible Notes For Interest Paid In Kind	3,087	0
Right-of-use operating lease assets in exchange for lease liabilities	2,112	4,351
Accrued and unpaid debt issuance costs	5,231	0
Supplemental disclosures
Cash paid for interest	2,490	233
ATM
Cash flows from financing activities
Issuance of common stock	29,139	0
Private Placement
Cash flows from financing activities
Issuance of common stock	$ 5,000	$ 0