Balance Sheet Components (Tables)

12 Months Ended

Dec. 31, 2020

Balance Sheet Related Disclosures [Abstract]

Schedule of Prepaid Expenses and Other Current Assets

Prepaid expenses and other current assets are comprised of the following (in thousands):

	December 31,
	2020		2019
Prepaid expenses	$	2,586		407
Other current assets		1,336		67
Total prepaid expenses and other current assets	$	3,922	$	474

Schedule of Property and Equipment, Net

Property and equipment, net is comprised of the following (in thousands):

	December 31,
	2020			2019
Leasehold improvements	$	1,984		$	287
Furniture and fixtures		322			265
Research equipment		4,892			2,929
Computers and software		124			61
Construction-in-progress		3,459			183
Total property and equipment		10,781			3,725
Less accumulated depreciation and amortization		(1,431	)		(645	)
Total property and equipment, net	$	9,350		$	3,080

Schedule of Accrued and Other Current Liabilities

Accrued and other current liabilities are comprised of the following (in thousands):

	December 31,
	2020		2019
Accrued compensation	$	3,534	$	1,678
Accrued research and development costs		1,675		702
Accrued property and equipment		117		214
Deferred offering costs		—		104
Other accrued and current liabilities		927		591
Total accrued and other liabilities	$	6,253	$	3,289