CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 201,182	$ 25,580
Marketable securities		66,872
Accounts receivable	27,611	5,934
Inventory	20,605	14,859
Prepaid expenses and other current assets	2,896	5,460
Total current assets	252,294	118,705
Property and equipment, net	19,223	9,841
Restricted cash	500	500
Operating lease right-of-use assets	5,130	5,847
Total assets	277,147	134,893
Current liabilities:
Accounts payable	3,341	6,651
Accrued expenses and other current liabilities	18,635	16,337
Deferred revenue	241	250
Operating lease liabilities	1,444
Total current liabilities	23,661	23,238
Long-term debt, net of discount and current portion	58,696	35,197
Operating lease liabilities, net of current portion	7,415	8,604
Total liabilities	89,772	67,039
Commitments and contingencies (Note 13)
Stockholders’ equity:
Preferred stock, no par value; 25,000,000 shares authorized; no shares issued or outstanding
Common stock, no par value; 150,000,000 shares authorized; 32,141,368 shares and 27,791,615 shares issued and outstanding at December 31, 2022 and 2021, respectively	666,277	510,488
Accumulated other comprehensive loss	(225)	(188)
Accumulated deficit	(478,677)	(442,446)
Total stockholders’ equity	187,375	67,854
Total liabilities and stockholders’ equity	$ 277,147	$ 134,893