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Description of Business and Summary of Significant Accounting Policies (Tables)
 6 Months Ended
Jun. 30, 2023
Description of Business and Summary of Significant Accounting Policies [Abstract]  
Schedule of cash, cash equivalents and restricted cash
(in thousands)  June 30,
2023		   December 31,
2022		 
Cash and cash equivalents  $91,276   $108,910 
Restricted cash - current   
-
    396 
Restricted cash – long-term   307    302 
Cash, cash equivalents and restricted cash  $91,583   $109,608 
Schedule of diluted net loss per share anti-dilutive
(in thousands)  June 30,
2023		   June 30,
2022		 
Options   3,418    1,431 
Restricted Stock Units   330    
-
 
Warrants   1,445    2,053 
Total   5,193    3,484