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Summary of Significant Accounting Policies - Narrative (Details) - USD ($)
 3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Accounting Policies [Abstract]        
Intangible assets, net $ 400,000   $ 400,000  
Intangible asset, useful life 5 years   5 years  
Amortization of intangible assets $ 18,000   $ 53,000  
Expected amortization, remainder of fiscal year 71,000   71,000  
Expected amortization, year one 71,000   71,000  
Expected amortization, year two 71,000   71,000  
Expected amortization, year three 71,000   71,000  
Expected amortization, year four 71,000   71,000  
Revenue excluding taxes 0 $ 0 0 $ 0
Revenue from collaborative arrangement 0 0 0 0
Disaggregation of Revenue [Line Items]        
Revenue excluding taxes $ 0 $ 0 0 $ 0
Royalty        
Accounting Policies [Abstract]        
Revenue excluding taxes     0  
Disaggregation of Revenue [Line Items]        
Revenue excluding taxes     $ 0