v3.25.2
Stockholders' equity - Additional Information (Detail) - USD ($)
 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Increase The Number of Share Issuable      
Warrants and rights outstanding $ 9,799,073   $ 10,437,034
Adjusted down round deemed dividends preferred stock 1,818,000    
Payments of ordinary dividends preferred stock and preference stock 379,167 $ 381,250  
Proceeds from exercise of warrants 660,806 5,852,396  
Adjustment to fair value of warrant liabilities $ (508,232) $ 15,176,536  
Fair Value Measurements Of Warrant Expected Volatility Rate 57.06%    
Fair Value Measurements Of Warrant Risk Free Interest Rate 3.81%    
Class B2 Warrant [Member]      
Increase The Number of Share Issuable      
Common stock shares issued 107,500    
Proceeds from exercise of warrants $ 326,672    
Fair Value Warrant Of Share Issue 62,572    
Class C2 Warrant [Member]      
Increase The Number of Share Issuable      
Common stock shares issued 109,943    
Proceeds from exercise of warrants $ 334,134    
Fair Value Warrant Of Share Issue 67,157    
Class B1 B2 C1 And C2 Warrants [Member]      
Increase The Number of Share Issuable      
Class of warrant or right exercise price of warrants or rights $ 3.0391    
Common Stock [Member]      
Increase The Number of Share Issuable      
Market Value Of Common Stock $ 3.28    
Series A Preferred Shares [Member]      
Increase The Number of Share Issuable      
Payments of ordinary dividends preferred stock and preference stock $ 400,000    
Preferred Class A [Member]      
Increase The Number of Share Issuable      
Preferred stock, convertible, conversion price $ 3.0391