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Organization and description of business operations - August 2022 Offering (Details) - USD ($)
9 Months Ended
Aug. 08, 2022
Aug. 04, 2022
Aug. 03, 2022
Nov. 09, 2021
Sep. 30, 2022
Jul. 27, 2022
Mar. 01, 2022
Dec. 31, 2021
Common stock, par value (in dollars per share)         $ 0.001   $ 0.001 $ 0.001
New issues   931,667 36,196          
Issued         144,866      
Warrants exercise price (in dollars per share)   $ 6.00            
Term of warrants   5 years            
Proceeds from issuance of stock   $ 6,900,000     $ 6,938,484      
Decrease in exercise price of warrant and right outstanding   $ 1.00   $ 1.00        
Prefunded warrants                
Issued   401,667            
Shares per warrant   1            
Share issue price   $ 6.00            
Warrants exercise price (in dollars per share)   $ 0.005       $ 0.005    
Common warrants                
Issued   1,333,333            
Shares per warrant   1            
Share issue price   $ 5.995            
August 2022 Common Stock Warrants                
Issued   1,333,333     1,333,333      
Number of warrants exercised 24,000              
Number of warrants yet to be exercised         1,309,333