v3.25.2
Convertible Preferred Stock and Stockholders' Deficit - Voting - Additional Information (Detail)
 6 Months Ended
Jun. 30, 2025
Directors
shares
Dec. 31, 2024
shares
Class of Stock [Line Items]    
Voting rights The holders of Series B, Series D, and Series G are entitled to one vote for each share of common stock into which it would convert.  
Series D Preferred Stock [Member]    
Class of Stock [Line Items]    
Number of directors to be nominated and elected by preferred shareholders | Directors 2  
Series D Preferred Stock [Member] | Minimum [Member]    
Class of Stock [Line Items]    
Preferred stock, shares outstanding | shares 10  
Series G Preferred Stock [Member]    
Class of Stock [Line Items]    
Preferred stock, shares outstanding | shares 5,000,000 5,000,000
Number of directors to be nominated by preferred shareholders | Directors 2  
Number of independent directors out of directors to be nominated by preferred shareholders | Directors 1  
Series G Preferred Stock [Member] | Minimum [Member]    
Class of Stock [Line Items]    
Convertible Redeemable Preferred stock, shares outstanding | shares 1,000,000