Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Cash flows from operating activities:
Net loss	$ (35,515)	$ (58,930)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation expense	725,000	565,000
Amortization of debt issuance costs	27	235
Stock-based compensation expense	4,004	4,242
Non-cash consulting expense		258
Change in fair value of convertible notes		2,667
Change in fair value of warrant liability		214
Change in fair value of simple agreements for future equity		8,365
Changes in operating assets and liabilities:
Accounts receivable		26
Amounts due to related parties	(7)	(11)
Prepaid expenses and other current assets	1,003	(12,089)
Long-term deposits	(2,076)
Deferred offering costs		(532)
Accounts payable	(2,854)	4,865
Amounts due to related parties	(2,683)	5,257
Accrued expenses and other current liabilities	7,326	1,418
Other liabilities	(1)	(2,502)
Net cash used in operating activities	(30,051)	(45,952)
Cash flows from investing activities:
Purchase of property and equipment	(1,252)
Net cash used in investing activities	(1,252)
Cash flows from financing activities:
Proceeds from issuance of convertible notes payable with related parties		2,000
Repayment of convertible notes		(2,000)
Repayments Of Related Party Debt	(213)	(96)
Proceeds from issuance of simple agreement for future equity		2,900
Proceeds from exercise of stock options	233	10
Net cash provided by financing activities	20	125,657
Increase in cash, cash equivalents, and restricted cash	(31,283)	79,705
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Beginning Balance	145,057	31,198
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Ending Balance	113,774	110,903
Supplemental Disclosure
Cash paid for interest	$ 185	126
Noncash Financing Activities
Reitrement Of Treasury Shares		23
Series B Preferred Stock [Member]
Proceeds from issuance of convertible preferred stock, net of issuance costs		122,843
Conversion Of Stock Amount Issued 1		122,900
Simple Agreement for Future Equity [Member]
Conversion Of Stock Amount Issued 1		2,205
Series Seed, Series Seed-1, Series Seed-2, Series A-1 and Series A-2 for Series A [Member]
Conversion Of Stock Amount Issued 1		62,475
Convertible Notes Payable to Series A Preferred [Member]
Conversion Of Stock Amount Issued 1		27,545
Notes Payble to Series A Preferred [Member]
Conversion Of Stock Amount Issued 1		35,600
Warrant to Series A Preferred [Member]
Conversion Of Stock Amount Issued 1		$ 614