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Nature of Business and Basis of Presentation - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Dec. 31, 2020
Class Of Stock [Line Items]    
Entity incorporation, date of incorporation Mar. 20, 2018  
Gross proceeds from the sale of equity securities $ 132,000  
Debt proceeds 15,000  
Cash and cash equivalents $ 39,695 $ 47,076
Operating expenses and capital expenditure period 12 months  
Private Placement Offering | Common Stock    
Class Of Stock [Line Items]    
Net proceeds from private placement $ 54,200