Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 149,103	$ 251,253
Prepaid expenses and other current assets	10,499	6,626
Total current assets	159,602	257,879
Restricted cash	2,637
Deferred lease asset	667	715
Property, plant and equipment, net	50,610	287
Other non-current assets	440
Total assets	213,956	258,881
Current liabilities
Accounts payable	21,763	1,994
Accrued expenses and other current liabilities	29,983	5,135
Total current liabilities	51,746	7,129
Build-to-suit lease liability	25,900
Term loan, net	37,192
Other non-current liabilities	3,735	450
Total liabilities	118,573	7,579
Stockholders' equity
Preferred stock, $0.00001 par value per share; 10,000,000 shares authorized and no shares issued and outstanding as of December 31, 2021 and December 31, 2020
Common stock, $0.00001 par value per share; 200,000,000 shares authorized and 38,473,945 and 37,761,435 issued and outstanding as of December 31, 2021 and December 31, 2020
Additional paid-in capital	331,032	312,428
Accumulated deficit	(235,649)	(61,126)
Total stockholders’ equity	95,383	251,302
Total liabilities and stockholders' equity	$ 213,956	$ 258,881