Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
CURRENT ASSETS
Cash and cash equivalents	$ 83,223	$ 31,446
Prepaid expenses	8,725	2,331
Accounts receivable	5,000
Total Current Assets	96,948	33,777
Restricted cash	1,321	362
Property and equipment, net	22,876	23,399
Deferred offering costs		4,099
Other assets	1,285	1,420
TOTAL ASSETS	122,430	63,058
CURRENT LIABILITIES
Accounts payable	6,049	7,551
Accrued expenses	9,398	14,624
Convertible debt		31,691
Long-term debt, current portion	9,849	7,234
Deferred revenue, current portion	3,941	963
Other current liabilities	287	278
Total Current Liabilities	29,524	62,341
Warrant liabilities	1,820	2,105
Deferred revenue, net of current portion	1,765
Long-term debt, net of current portion	23,686	27,152
Other liabilities	1,809	1,435
TOTAL LIABILITIES	58,604	93,033
COMMITMENTS AND CONTINGENCIES (Note 16)
LEGACY REDEEMABLE CONVERTIBLE PREFERRED STOCK (Note 12)
STOCKHOLDERS DEFICIT
Common stock, $0.0001 par value; 500,000,000 and 191,500,000 shares authorized, 122,980,505 and 96,575,107 shares issued and outstanding at March 31, 2022 and December 31, 2021, respectively	13	10
Preferred Stock, $0.001 par value; 10,000,000 shares authorized, no shares issues and outstanding at March 31, 2022 and December 31, 2021, respectively
Additional paid-in capital	355,603	223,584
Accumulated deficit	(291,790)	(253,569)
TOTAL STOCKHOLDERS EQUITY (DEFICIT)	63,826	(29,975)
TOTAL LIABILITIES, REDEEMABLE CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS EQUITY (DEFICIT)	$ 122,430	$ 63,058