v3.26.3
Redeemable Preferred Stock - Narrative (Details)
 3 Months Ended 9 Months Ended
Jul. 06, 2026
Jan. 23, 2026
USD ($)
$ / shares
shares
Aug. 14, 2025
USD ($)
$ / shares
shares
Feb. 13, 2025
USD ($)
investor
$ / shares
shares
Sep. 30, 2026
USD ($)
shares
Sep. 30, 2026
USD ($)
shares
Sep. 30, 2025
USD ($)
Jul. 17, 2026
shares
Jul. 15, 2026
shares
Dec. 31, 2025
shares
Dec. 31, 2024
USD ($)
Class of Stock [Line Items]                      
Mezzanine equity, shares outstanding (in shares)         0 0       101,948,458  
Mezzanine equity, shares issued (in shares)         0 0       101,948,458  
Preferred stock, shares authorized (in shares)         20,000,000 20,000,000   20,000,000   101,948,458  
Preferred stock, shares issued (in shares)         0 0       101,948,458  
Proceeds from issuance of preferred stock | $           $ 70,000,020 $ 77,945,676        
Short-term cash advances reclassified from liabilities to equity | $       $ 2,494,833             $ 2,500,000
Number of investors requesting refund of investment | investor       1              
Refund issued for recission request | $       $ 1,000,000.0              
Dividends declared | $         $ 0 $ 0          
Stock split ratio, capital stock 2                    
Conversion of redeemable preferred stock to Class A common stock                      
Class of Stock [Line Items]                      
Conversion of stock, value | $         $ 214,999,997            
Common Class A                      
Class of Stock [Line Items]                      
Shares issued upon conversion (in shares)         1 1     116,141,488    
Common Class A | Conversion of redeemable preferred stock to Class A common stock                      
Class of Stock [Line Items]                      
Shares issued upon conversion (in shares)               116,141,488      
Redeemable Convertible Preferred Stock                      
Class of Stock [Line Items]                      
Mezzanine equity, shares outstanding (in shares)         0 0          
Mezzanine equity, shares issued (in shares)         0 0          
Preferred stock, shares authorized (in shares)         20,000,000 20,000,000          
Preferred stock, shares issued (in shares)         0 0          
Series Seed                      
Class of Stock [Line Items]                      
Preferred stock, shares authorized (in shares)         0 0       9,999,994  
Preferred stock, shares issued (in shares)       9,999,994 0 0       9,999,994  
Preferred stock, purchase price per share (in dollars per share) | $ / shares       $ 1.00              
Proceeds from issuance of preferred stock | $       $ 10,000,000              
Series Seed-1                      
Class of Stock [Line Items]                      
Shares issued upon conversion (in shares)       65,000,000              
Preferred stock, shares authorized (in shares)         0 0       65,000,000  
Preferred stock, shares issued (in shares)         0 0       65,000,000  
Conversion price per share (in dollars per share) | $ / shares       $ 0.50              
Series A                      
Class of Stock [Line Items]                      
Preferred stock, shares authorized (in shares)         0 0       26,948,464  
Preferred stock, shares issued (in shares)     26,948,464   0 0       26,948,464  
Preferred stock, purchase price per share (in dollars per share) | $ / shares     $ 2.5976                
Proceeds from issuance of preferred stock | $     $ 70,000,000.0                
Series A-2                      
Class of Stock [Line Items]                      
Preferred stock, shares authorized (in shares)         0 0          
Preferred stock, shares issued (in shares)   14,193,030     0 0          
Preferred stock, purchase price per share (in dollars per share) | $ / shares   $ 4.932                  
Proceeds from issuance of preferred stock | $   $ 70,000,000.0