Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Stock-based compensation (Details)

v3.22.1
Summary of Significant Accounting Policies - Stock-based compensation (Details) - USD ($)
$ in Thousands
 1 Months Ended 12 Months Ended
Mar. 31, 2021
Aug. 31, 2020
Dec. 31, 2021
Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Granted     6,472,725  
Stock compensation expense     $ 8,511 $ 662
Earn-out shares issuable upon achieving certain milestones     15,000,000  
Options to purchase common stock        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Granted 2,552,913      
Stock compensation expense     $ 644 662
Business development agreement term 3 years      
Options to purchase common stock | Officer        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Granted   559,947    
Vested Shares [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock compensation expense       $ 100
Subscription Agreements        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock compensation expense     $ 4,300  
Earn-out shares issuable upon achieving certain milestones     15,000,000  
Earn-out shares are subject to the share-based compensation     2,849,587