Condensed Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 165,373	$ 232,545
Accounts receivable, net	636	183
Inventory	2,219	0
Prepaid expenses and other current assets	5,738	3,387
Total current assets	173,966	236,115
Property and equipment, net	10,157	10,528
Operating lease right-of-use-assets	35,791	12,907
Other long-term assets	1,776	6,278
Total assets	221,690	265,828
Current liabilities:
Accounts payable	3,978	5,122
Accrued compensation	5,052	6,369
Accrued liabilities	2,539	6,383
Operating lease liabilities, current portion	2,334	1,232
Total current liabilities	13,903	19,106
Operating lease liabilities, long-term portion	30,768	12,745
Total liabilities	44,671	31,851
Commitments and contingencies (Note 6)
Stockholders equity:
Common stock, $0.0001 par value; 200,000,000 shares authorized as of June 30, 2022 and December 31, 2021; 26,618,920 and 26,408,031 shares issued and outstanding as of June 30, 2022 and December 31, 2021, respectively	3	3
Additional paid-in capital	602,017	598,913
Accumulated deficit	(425,004)	(364,942)
Total stockholders' equity	177,019	233,977
Total liabilities and stockholders equity	221,690	265,828
Series 1 Convertible Preferred Stock
Stockholders equity:
Series 1 convertible preferred stock, $0.0001 par value - 60,000,000 shares authorized and 29,863,674 shares issued and outstanding as of June 30, 2022 and December 31, 2021; aggregate liquidation preference of $3 as of June 30, 2022 and December 31, 2021	$ 3	$ 3