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Balance Sheet Components (Tables)
 12 Months Ended
Dec. 31, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Schedule of Cash and Cash Equivalents
The Company’s cash and cash equivalents consist of the following (in thousands):
December 31,
20222021
Cash$1,832 $5,131 
Cash equivalents:
Money market funds(1)
121,100 177,513 
Total cash and cash equivalents
$122,932 $182,644 
(1)The Company maintains a cash sweep account, which is included in money market funds as of December 31, 2022 and 2021, respectively. Cash is invested in short-term money market funds that earn interest.
The following table provides a reconciliation of cash, cash equivalents and restricted cash reported in the consolidated balance sheets to the total of the amounts reported in the consolidated statements of cash flows (in thousands):
December 31,
202220212020
Cash and cash equivalents
$122,932 $182,644 $11,362 
Restricted cash, current
257 977 276 
Restricted cash, non-current
1,089 1,035 1,004 
Total cash, cash equivalents and restricted cash
$124,278 $184,656 $12,642 
Schedule of Inventory
Inventory, consisting of material, direct and indirect labor, and manufacturing overhead, consists of the following (in thousands):
December 31,
20222021
Raw materials$6,971 $2,401 
Work in process3,857 1,951 
Finished goods8,705 3,096 
Total inventory$19,533 $7,448 
Schedule of Prepaid Expenses and Other Current Assets
Prepaid expenses and other current assets consist of the following (in thousands):
December 31,
20222021
Prepaid expenses$2,502 $1,970 
Prepaid insurance1,442 1,355 
Receivable from contract manufacturer2,526 1,344 
Other current assets2,073 897 
Total prepaid and other current assets$8,543 $5,566 
Schedule of Property and Equipment, Net
Property and equipment consists of the following (in thousands):
Estimated Useful Life
(in years)		December 31,
20222021
Machinery and equipment3$8,716 $8,404 
Computer equipment3340 498 
Automotive and vehicle hardware593 93 
Software385 104 
Furniture and fixtures7848 730 
Construction in progress3,448 1,700 
Leasehold improvementsShorter of useful life or lease term9,319 9,265 
22,849 20,794 
Less: Accumulated depreciation(13,154)(10,740)
Property and equipment, net
$9,695 $10,054 
The following table summarizes the Company's property and equipment, net by geography (in thousands):

December 31,
20222021
United States$5,295 $8,254 
Thailand2,481 1,800 
France1,750 — 
Others169 — 
Total$9,695 $10,054 
Schedule of Goodwill
The following table presents goodwill activity (in thousands):
December 31, 2020$— 
Goodwill acquired51,076 
December 31, 202151,076 
Measurement period adjustment76 
December 31, 2022$51,152 
Schedule of Acquired Intangible Assets
The following tables present acquired intangible assets, net as of December 31, 2022 and 2021 (in thousands):
December 31, 2022
Estimated Useful Life
(in years)		Gross Carrying amountAccumulated AmortizationNet Book Value
Developed technology8$15,900 $(2,318)$13,582 
Vendor relationship36,600 (2,567)4,033 
Customer relationships3900 (350)550 
Intangible assets, net$23,400 $(5,235)$18,165 

December 31, 2021
Estimated Useful Life
(in years)		Gross Carrying amountAccumulated AmortizationNet Book Value
Developed technology8$15,900 $(331)$15,569 
Vendor relationship36,600 (367)6,233 
Customer relationships3900 (50)850 
Intangible assets, net$23,400 $(748)$22,652 
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense
The following table summarizes estimated future amortization expense of finite-lived intangible assets-net (in thousands):
Years:Amount
2023$4,486 
20244,071 
20251,988 
20261,988 
20271,988 
Thereafter3,644 
Total$18,165 
Schedule of Accrued and Other Current Liabilities
Accrued and other current liabilities consist of the following (in thousands):
December 31,
20222021
Accrued compensation$3,758 $3,229 
Uninvoiced receipts10,727 9,835 
Other2,987 1,109 
Total accrued and other current liabilities$17,473 $14,173