Consolidated Statement of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Cash flows from operating activities
Net loss	$ (355,847)	$ (431,744)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization expense	71,442	42,473
Amortization of operating lease right-of-use assets and intangible assets	2,588	2,992
Non-cash interest expense	1,929	0
Stock-based compensation	8,382	9,167
Reserve on inventory	476	0
Loss on disposal on property, plant, and equipment	1,667	4,453
Loss from failed sale leaseback arrangement	0	5,173
Loss on lease impairment	1,847	0
Gain on foreign exchange	0	(2,068)
Gain on settlement on accrued research and development expenses	(14,935)	0
Change in fair value of notes payable, warrant liabilities, and derivative call options	15,058	(90,518)
Change in fair value of related party notes payable and related party warrant liabilities	(253)	(7,101)
Other	963	1,075
Changes in operating assets and liabilities:
Deposits	(706)	14,337
Inventory	6,267	(29,772)
Other current and non-current assets	16,907	(2,884)
Accounts payable	(8,804)	13,785
Accrued expenses and other current and non-current liabilities	(1,573)	(42,481)
Financial obligations on lease back transaction	2,876	0
Operating lease liabilities	(3,200)	(2,717)
Net cash used in operating activities	(70,186)	(278,178)
Cash flows from investing activities
Proceeds from the sale of equipment	198	0
Payments for property and equipment	(7,580)	(31,109)
Net cash used in investing activities	(7,382)	(31,109)
Cash flows from financing activities
Payments of notes payable and other financing obligations	(428)	0
Payments of notes payable issuance costs	(2,087)	(2,503)
Capital contributions	250	0
Proceeds from other financial obligations	11,812	24,897
Payments of finance lease obligations	0	(1,016)
Proceeds from exercise of stock options	0	44
Proceeds from exercise of warrants	0	4,074
Proceeds from issuance of Class A Common Stock	0	34,492
Net cash (used in) provided by financing activities	80,733	291,446
Effect of exchange rate changes on cash and restricted cash	(16)	3,352
Net (decrease) increase in cash and restricted cash	3,149	(14,489)
Cash and restricted cash, beginning of period	4,025	18,514
Cash and restricted cash, end of period	7,174	4,025
Cash and restricted cash
Cash	7,144	1,898
Restricted cash	30	2,127
Cash, cash equivalents, restricted cash, and restricted cash equivalents	7,174	4,025
Supplemental disclosure of cash flow information
Cash paid for interest	4,865	465
Supplemental disclosure of noncash investing and financing activities
Additions of property and equipment included in accounts payable and accrued expenses	44,540	48,037
Write off of a finance lease pursuant to lease back transaction	0	6,917
Obtaining right-of-use asset in exchange for operating lease liabilities	30	0
Issuance of Class A Common Stock under the Salary Deduction and Stock Purchase Agreements	102	0
Shares Withheld for RSU tax obligations	10	0
Issuance of Exchange Note	0	16,500
Conversion of notes payable, related party notes payable and accrued interest into Class A Common Stock	67,113	123,460
Conversion of related party notes payable and related party accrued interest into Class A Common Stock	0	12,662
Reclassification of stock-based awards from equity to liability on April 21, 2023 due to insufficient authorized shares	0	2,979
Issuance of warrants with the SPA Portfolio Notes	34,440	34,269
Reduction in warrants pursuant to the Exchange Agreement	0	16,506
Reclassification of warrants from equity to liability	0	6,811
Reclassification of earnout shares from equity to liability on April 21, 2023 due to insufficient authorized shares	0	2,112
De-recognition of right-of-use assets and lease liabilities due to lease modifications	3,394	0
Supplemental disclosure of noncash operating activities
Settlement of Palantir dispute with issuance of Class A Common Stock	4,800	0
August 25, 2023
Supplemental disclosure of noncash investing and financing activities
Reclassification of August 25, 2023 stock-based awards liability to equity due to authorized share increase	0	2,043
Reclassification of earnout shares liability to equity due to authorized share increase	0	1,381
February 28, 2023
Supplemental disclosure of noncash investing and financing activities
Reclassification of August 25, 2023 stock-based awards liability to equity due to authorized share increase	0	8,978
Reclassification of earnout shares liability to equity due to authorized share increase	0	5,014
Nonrelated Party
Adjustments to reconcile net loss to net cash used in operating activities:
Loss on settlement of notes payable	161,725	217,019
Changes in operating assets and liabilities:
Accrued interest expense	0	588
Cash flows from financing activities
Proceeds from notes payable, net of original issuance discount	68,111	210,450
Related Party
Adjustments to reconcile net loss to net cash used in operating activities:
Loss on settlement of notes payable	14,295	20,045
Changes in operating assets and liabilities:
Accrued interest expense	8,710	0
Cash flows from financing activities
Proceeds from notes payable, net of original issuance discount	$ 3,075	$ 21,008