CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Cash flows from operating activities:
Net loss	$ (118,607)	$ (98,364)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	5,967	2,652
Inventory impairment charges	173	618
Share-based compensation	22,905	0
Amortization of discount and cost of issuance of debt	198	249
Non-cash interest expense	0	474
Bad debts	(158)	47
Accrued contingent consideration related to acquisition	0	553
(Gain) loss from change in fair value remeasurement of SAFEs	(21,600)	76,935
(Gain) loss from change in fair value of warrants	26,060	0
(Gain) loss from change in fair value of contingent consideration and earn-out liability	38,889	0
(Gain) loss from extinguishment of debt	(304)	0
Deferred City Semi compensation	500	0
Deferred tax liabilities	(516)	0
Unrealized foreign currency transaction (gain) loss	(86)	0
Changes in operating assets and liabilities:
Accounts receivable	(4,477)	(1,304)
Inventory	(3,171)	767
Accounts payable	(2,476)	(207)
Accrued expenses and other current liabilities	5,382	(38)
Deferred revenue	(837)	(1,821)
Prepaid expenses and other current assets	(3,706)	(1,918)
Other long-term liabilities	45	139
Net cash used in operating activities	(55,819)	(21,218)
Cash flows from investing activities:
Purchases of property and equipment	(2,682)	(637)
Purchases of intangible assets	(1,388)	0
Payments for acquired software license	0	(134)
Business combinations, net of cash	(80,256)	0
Net cash used in investing activities	(84,326)	(771)
Cash flows from financing activities:
Proceeds from issuance of SAFEs	5,000	25,765
Proceeds from sale of noncontrolling interest	0	6,180
Proceeds from issuance of debt obligations	775	6,112
Proceeds from reverse recapitalization	377,663	0
Issuance costs related to reverse recapitalization	(19,902)	0
Payments on debt obligations	(17,543)	(4,183)
Payments on financed software	(2,270)	(400)
Redemption of Class H units	(900)	0
Settlement of City Semi first tranche contingent consideration	(399)	0
Taxes paid related to net share settlement of vested equity awards	(1,844)	0
Proceeds from exercise of stock options	66	0
Net cash provided by financing activities	340,646	33,474
Effect of exchange rate changes on cash, cash equivalents, and restricted cash	265	58
Net increase in cash, cash equivalents, and restricted cash	200,766	11,543
Cash, cash equivalents, and restricted cash at beginning of period	18,698	7,155
Cash, cash equivalents, and restricted cash at end of period	219,464	18,698
Supplemental disclosure of cash flow information:
Cash paid for interest	1,234	1,476
Supplemental disclosure of non-cash investing and financing activities:
Purchases of property and equipment, accrued but not paid	240	161
Conversion of historical members' equity	41,278	0
Class G warrants cashless exchange	407	0
Conversion of SAFEs	86,100	0
Conversion of Embry Notes	4,119	0
Recognition of earn-out considerations	119,759	0
Recognition of warrant liabilities	74,408	0
Accrual for purchases of intangible assets	17,820	509
Fair value of common stock issued for business combination	82,441	0
Contingent consideration for business combination	4,000	0
Future fixed cash consideration for business combination	$ 7,500	$ 0