Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 93,802	$ 112,250
Restricted cash and cash equivalents	296	898
Short-term investments	3,299	84,282
Accounts receivable, net	48,352	31,506
Inventory, net	55,159	43,273
Prepaid expenses and other	10,899	14,565
Total current assets	211,807	286,774
Property and equipment, net	44,991	44,457
Operating lease right-of-use assets	14,420	17,581
Other assets	3,495	4,600
Total assets	274,713	353,412
Current liabilities:
Accounts payable	33,335	16,619
Accrued liabilities	9,573	7,884
Accrued compensation and other employee benefits	14,545	17,494
Customer deposits	1,653	1,757
Deferred revenue, current portion	12,848	9,588
Operating lease liabilities, current portion	5,578	5,518
Total current liabilities	77,532	58,860
Deferred revenue, net of current portion	5,623	3,754
Long-term debt, net	227,764	226,622
Operating lease liabilities, net of current portion	14,360	18,362
Total liabilities	325,279	307,598
Commitment and contingencies (Note 10)
Stockholders’ equity (deficit):
Preferred stock, $0.0001 par value, 15,000 shares authorized; none issued	0	0
Common stock, $0.0001 par value, 150,000 shares authorized; 48,108 and 46,719 shares issued and outstanding at September 30, 2023 and December 31, 2022, respectively	5	5
Additional paid-in capital	881,038	855,694
Accumulated other comprehensive loss (income)	4	(589)
Accumulated deficit	(931,613)	(809,296)
Total stockholders’ equity (deficit)	(50,566)	45,814
Total liabilities and stockholders’ equity (deficit)	$ 274,713	$ 353,412