Balance Sheet Components

3 Months Ended

Mar. 31, 2022

Balance Sheet Related Disclosures [Abstract]

Balance Sheet Components

5. Balance Sheet Components

Prepaid Expenses and Other Current Assets

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

	March 31, 2022		December 31, 2021
Prepaid expenses	$	3,981	$	4,538
Other current assets		2,280		3,154
Total prepaid expenses and other current assets	$	6,261	$	7,692

Property and Equipment, Net

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

	March 31, 2022			December 31, 2021
Leasehold improvements	$	3,465		$	3,462
Furniture and fixtures		543			544
Research equipment		10,567			9,633
Computers and software		130			130
Construction in progress		3,145			2,274
Total property and equipment		17,850			16,043
Less accumulated depreciation and amortization		(3,797	)		(3,187	)
Total property and equipment, net	$	14,053		$	12,856

Depreciation and amortization expense was $0.6 million and $0.3 million for the three months ended March 31, 2022 and 2021, respectively.

Accrued and Other Current Liabilities

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

	March 31, 2022		December 31, 2021
Accrued compensation	$	2,650	$	5,453
Accrued research and development costs		2,949		2,280
Accrued property and equipment		115		96
Other accrued and current liabilities		607		1,518
Total accrued and other liabilities	$	6,321	$	9,347