v3.26.3
Subsequent Events- Additional Information (Detail)
$ / shares in Units, ¥ in Millions
9 Months Ended
Oct. 14, 2026
USD ($)
$ / shares
shares
Sep. 04, 2026
USD ($)
shares
Apr. 17, 2026
$ / shares
shares
Apr. 01, 2026
JPY (¥)
Apr. 01, 2026
USD ($)
Sep. 30, 2026
$ / shares
shares
Dec. 31, 2025
$ / shares
shares
Dec. 31, 2024
$ / shares
shares
Subsequent Event [Line Items]                
Software license fee       ¥ 15.0 $ 9,500      
Amount fixed consideration of software agreement       ¥ 18.0 $ 114,000      
Common stock, shares, issued   112,790       8,026,384 3,632,165 3,627,242
Share price | $ / shares     $ 0.0002          
Stock issued during period, shares, new issues     21.88     1,032,550    
Common stock, par or stated value per share | $ / shares           $ 0.0001 $ 0.0001 $ 0.0001
Common shares repurchased   800,000            
The Initial Closing [Member]                
Subsequent Event [Line Items]                
Common shares repurchased   505,098            
Founder Share [Member]                
Subsequent Event [Line Items]                
Common stock, shares, issued     138,113          
Common stock, par or stated value per share | $ / shares           $ 27.5    
Cash Issued | $   $ 1,100,000            
Subsequent Event [Member]                
Subsequent Event [Line Items]                
Common stock, shares, issued 208,082              
Common stock, par or stated value per share | $ / shares $ 27.5              
Proceeds from sale of common stock in the Offering, net of issuance costs paid | $ $ 5,700,000              
Sale of stock, number of shares issued in transaction 1,240,632              
Sale of stock, consideration received per transaction | $ $ 34,100,000              
Subsequent Event [Member] | Founder Share [Member]                
Subsequent Event [Line Items]                
Common stock, par or stated value per share | $ / shares $ 27.5