Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation and Significant Accounting Policies - Concentration of Risk (Details)

v3.23.1
Basis of Presentation and Significant Accounting Policies - Concentration of Risk (Details)
$ in Millions
3 Months Ended
Mar. 31, 2023
USD ($)
customer
Mar. 31, 2022
customer
Mar. 10, 2023
USD ($)
Dec. 31, 2022
USD ($)
Concentration of Risk        
Trade receivable, net $ 0.0     $ 0.0
Cash and cash equivalents held at SVB $ 3.7   $ 4.5  
Customer Concentration Risk | Revenues.        
Concentration of Risk        
Number of major partners | customer 1 3    
Customer Concentration Risk | Revenues. | Partner 1        
Concentration of Risk        
Concentration risk (as a percent) 100.00% 64.00%    
Customer Concentration Risk | Revenues. | Partner 2        
Concentration of Risk        
Concentration risk (as a percent)   24.00%    
Customer Concentration Risk | Revenues. | Partner 3        
Concentration of Risk        
Concentration risk (as a percent)   11.00%