Condensed Balance Sheet - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 50,427	$ 79,674
Marketable securities	81,501	0
Prepaid expenses and other current assets	10,410	2,863
Total current assets	142,338	82,537
Restricted cash, noncurrent	293	293
Property and equipment, net	21	0
Operating lease right-of-use assets	5,724	0
Prepaid expenses and other noncurrent assets	82	51
Non-marketable equity securities	324	867
Total assets	148,782	83,748
Current liabilities:
Accounts payable	7,084	1,385
Operating lease liabilities	2,450	0
Restructuring liability	0	377
Accrued expenses and other current liabilities	7,745	5,928
Total current liabilities	17,279	7,690
Long-term debt	4,952	4,923
Operating lease liabilities, noncurrent	4,761	0
Restructuring liability, noncurrent	0	1,257
Accrued and other noncurrent liabilities	286	286
Total liabilities	27,278	14,156
Stockholders' equity
Preferred stock, $0.001 par value; 10,000,000 authorized as of June 30, 2022 and December 31, 2021; no shares issued and outstanding as of June 30, 2022 and December 31, 2021	0	0
Additional paid-in capital	277,623	193,627
Accumulated other comprehensive loss	(152)	0
Accumulated deficit	(155,994)	(124,056)
Total stockholders' equity	121,504	69,592
Total liabilities and stockholders' equity	148,782	83,748
Common Class A [Member]
Stockholders' equity
Common Stock	27	21
Common Class B Non Voting [Member]
Stockholders' equity
Common Stock	$ 0	$ 0