Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 16,233	$ 74,266
Short-term investments	157,708	170,310
Accounts receivable	565	913
Inventory, net	13,572	18,221
Prepaid expenses and other current assets	4,150	4,722
Total current assets	192,228	268,432
Right-of-use lease assets	57,797	45,896
Property and equipment, net	13,692	10,784
Restricted cash	600	1,711
Other noncurrent assets	1,150	1,152
Total assets	265,467	327,975
Current liabilities:
Accounts payable	2,587	3,099
Accrued expenses	6,079	4,583
Lease liabilities, current	7,764	6,323
Other current liabilities	1,857	113
Total current liabilities	18,287	14,118
Lease liabilities, non current	58,623	42,456
Long-term debt, net of issuance costs	8,901	10,065
Other noncurrent liabilities	650	1,015
Total liabilities	86,461	67,654
Commitments and contingencies (Note 9)
Stockholders' equity (deficit):
Common stock, $0.0001 par value; 400,000,000 shares authorized, 73,823,161 and 71,854,688 shares issued and outstanding at December 31, 2023 and December 31, 2022, respectively	7	7
Additional paid-in capital	516,439	503,926
Accumulated other comprehensive gain (loss)	155	(837)
Accumulated deficit	(337,595)	(242,775)
Total stockholders' equity	179,006	260,321
Total liabilities and stockholders' equity	265,467	327,975
Series A Convertible Preferred Stock [Member]
Stockholders' equity (deficit):
Series A Common Stock Equivalent Convertible preferred stock, $0.0001 par value; 7,000 shares authorized, 2,500 and no shares issued and outstanding at December 31, 2022 and December 31, 2021, respectively	$ 0	$ 0