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Consolidated Statements of Cash Flows (Parenthetical) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Gross proceeds $ 4,044 $ 910
Issuance costs   1
Proceeds from Issuance of Debt 15,000  
Payments of Debt Issuance Costs 563  
At-the-Market Offering [Member]    
Issuance costs 121 $ 44
Public offering [Member]    
Gross proceeds 44,243  
Issuance costs $ 4,479