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Debt - Additional Information (Details) - USD ($)
3 Months Ended 9 Months Ended
Aug. 19, 2022
Mar. 14, 2022
Mar. 04, 2022
Mar. 31, 2022
Sep. 30, 2022
Dec. 31, 2021
Debt Instrument [Line Items]            
Cash and cash equivalents         $ 6,377,923 $ 12,710,762
Proceeds allocated to First SWK Warrant       $ 327,031    
Debt issuance costs incurred         1,200,000  
SWK Warrant            
Debt Instrument [Line Items]            
Fair value of warrant         300,000  
Bridge Loan            
Debt Instrument [Line Items]            
Fair value of loan         6,200,000  
Financial Advisor            
Debt Instrument [Line Items]            
Debt issuance costs incurred         700,000  
SWK and Holders            
Debt Instrument [Line Items]            
Debt issuance costs incurred         500,000  
Term Loan | Financial Advisor            
Debt Instrument [Line Items]            
Payment for funding fee for services         700,000  
Bridge Loan and Convertible Note Financing | Financial Advisor            
Debt Instrument [Line Items]            
Payment for funding fee for services         500,000  
SWK Credit Agreement | Bridge Loan            
Debt Instrument [Line Items]            
Principal amortization payments         $ 1,500,000  
SWK Credit Agreement | Bridge Loan | Lenders Party and SWK            
Debt Instrument [Line Items]            
Debt instrument, principal amount     $ 6,500,000      
Debt instrument, interest rate         12.00%  
Debt instrument, interest rate, increase     3.00%      
Debt instrument, maturity date, description         The final maturity date of the Bridge Loan is March 4, 2024.  
Minimum cash balance required by the loan covenants         $ 4,000,000.0  
Number of days required for cash balance         20 days  
Cash and cash equivalents         $ 1,500,000  
Origination fees   $ 100,000        
SWK Credit Agreement | Bridge Loan | Lenders Party and SWK | SWK Warrant            
Debt Instrument [Line Items]            
Warrant issued to purchase common stock 100,000   150,000      
Warrant, exercise price $ 1.51   $ 2.46      
Proceeds allocated to First SWK Warrant $ 100,000   $ 300,000      
SWK Credit Agreement | Bridge Loan | Lenders Party and SWK | If ACER-001 Approval does not Occur on or Before September 30, 2022            
Debt Instrument [Line Items]            
Debt instrument, maturity date     Mar. 04, 2024      
Debt instrument repayment percentage on outstanding principal plus any and all paid-in-kind interest amount     150.00%      
SWK Credit Agreement | Bridge Loan | Lenders Party and SWK | Remainder of the Time Till Bridge Loan is Outstanding            
Debt Instrument [Line Items]            
Minimum cash balance required by the loan covenants         $ 6,500,000  
Number of days required for cash balance         40 days  
SWK Credit Agreement | Bridge Loan | Lenders Party and SWK | LIBOR            
Debt Instrument [Line Items]            
Debt instrument, description of variable rate basis         3-month LIBOR  
Debt instrument, interest rate     1.00%      
Debt instrument, basis spread on variable rate     11.00%      
Debt instrument, periodic payment, principal     $ 700,000      
Debt instrument, frequency of periodic payment         quarterly  
Loan repayment commencing date     Feb. 15, 2023      
Secured Convertible Note Purchase Agreement | Secured Convertible Notes | MAM Aardvark, LLC and Marathon Healthcare Finance Fund, L.P.            
Debt Instrument [Line Items]            
Debt instrument, principal amount     $ 6,000,000.0      
Debt instrument, interest rate     6.50%      
Debt instrument, interest rate, increase     11.50%      
Debt instrument, frequency of periodic payment         quarterly  
Conversion price     $ 2.50      
Marathon Credit Agreement | Term Loan | Lender Party and Marathon            
Debt Instrument [Line Items]            
Debt instrument, principal amount     $ 42,500,000      
Debt instrument, interest rate     13.50%      
Debt instrument, frequency of periodic payment         quarterly  
Debt instrument, maturity date, description         The final maturity date of the Term Loan would be the earlier of six years after the Term Loan Funding Date or December 31, 2028.  
Debt instrument, maturity date     Dec. 31, 2028      
Commitment fee percentage on term loan amount     1.50%      
Line of credit facility, maximum borrowing capacity     $ 92,500,000      
Line of credit facility, additional borrowing capacity     $ 50,000,000.0      
Percentage of option to capitalize   4.00%        
Debt instrument amortization percentage     2.78%      
Percentage of prepayment, prior to March 4, 2025     5.00%      
Percentage of prepayment, on or after March 4, 2025, but prior to March 4, 2026     3.00%      
Percentage of prepayment, on or after March 4, 2026, but prior to March 4, 2027     2.00%      
Percentage of prepayment, on or after March 4, 2027     1.00%      
Payment for commitment fees     $ 200,000      
Payment for additional commitment fees     $ 600,000      
Percentage of aggregate revenue as royalty payments     2.00%      
Royalty payments on aggregate revenue cap amount     $ 15,000,000.0