Annual report pursuant to Section 13 and 15(d)

Property and Equipment - Narrative (Details)

v3.23.1
Property and Equipment - Narrative (Details)
$ in Millions
 12 Months Ended
Dec. 31, 2022
USD ($)
contract
renewal_option
Dec. 31, 2021
USD ($)
Jan. 31, 2020
Property, Plant and Equipment [Line Items]      
Depreciation expense $ 0.1 $ 0.1  
Number of operating leases | contract 2    
Remaining lease term 5 years 6 months    
Discount rate 9.20%    
Building | MARYLAND      
Property, Plant and Equipment [Line Items]      
Annual base rent $ 0.2    
Annual rent increase (as a percent) 2.50%    
Rent abatement period 12 months    
Lease term     10 years
Number of renewal options | renewal_option 2    
Lease renewal term 5 years    
Building | PENNSYLVANIA      
Property, Plant and Equipment [Line Items]      
Annual rent increase (as a percent) 2.40%    
Lease term 5 years 3 months    
Annual base rent $ 0.2    
Operating Lease, Expense $ 0.1