Balance Sheet Details

3 Months Ended

Mar. 31, 2024

Balance Sheet Related Disclosures [Abstract]

Balance Sheet Details

Note 4. Balance Sheet Details

Inventory and other deferred costs consist of the following (in thousands):

	March 31, 2024		December 31, 2023
Raw materials	$	4,975	$	5,661
Other deferred costs		3,792		4,813
Total inventory and other deferred costs	$	8,767	$	10,474

Property and equipment. Depreciation and amortization expense for each of the three months ended March 31, 2024 and 2023 was $2.8 million. Accumulated depreciation and amortization was $40.5 million and $37.7 million as of March 31, 2024 and December 31, 2023, respectively.

Restricted cash. The Company’s restricted cash is pledged as collateral for a standby letter of credit related to a property lease. The balance of restricted cash was $1.8 million as of March 31, 2024 and December 31, 2023, and is included in other long-term assets.

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

	March 31, 2024		December 31, 2023
Accrued compensation	$	4,586	$	12,816
Operating lease liabilities		7,809		7,761
Loans—current portion (Note 6)		1,654		1,646
Accrued liabilities		1,126		858
Employee ESPP contributions		579		311
Accrued taxes		50		512
Customer deposits		355		37
Total accrued and other current liabilities	$	16,159	$	23,941