v3.26.1
Stockholders'/Members' Equity - Summary of capitalization and voting rights of the Company's classes of stock (Detail) - $ / shares
Jun. 30, 2026
Dec. 31, 2025
Common Class A [Member]    
Schedule Of Capitalization And Voting Rights Of Company Classes Of Stock [Line Items]    
Common stock, shares authorized 1,250,000,000 1,250,000,000
Common stock, shares, outstanding 123,745,401 123,745,401
Common stock, par or stated value per share $ 0.0001 $ 0.0001
Common Class B [Member]    
Schedule Of Capitalization And Voting Rights Of Company Classes Of Stock [Line Items]    
Common stock, shares authorized 100,000,000 100,000,000
Common stock, shares, outstanding 78,646,225 78,646,225
Common stock, par or stated value per share $ 0.0001 $ 0.0001
Preferred Stock [Member]    
Schedule Of Capitalization And Voting Rights Of Company Classes Of Stock [Line Items]    
Preferred stock, shares authorized 20,000,000  
Preferred stock, shares outstanding. 0  
Common Stock [Member] | Common Class A [Member]    
Schedule Of Capitalization And Voting Rights Of Company Classes Of Stock [Line Items]    
Common stock, shares authorized 1,250,000,000  
Common stock, shares, outstanding 123,745,401  
Common stock, par or stated value per share $ 1  
Common Stock [Member] | Common Class B [Member]    
Schedule Of Capitalization And Voting Rights Of Company Classes Of Stock [Line Items]    
Common stock, shares authorized 100,000,000  
Common stock, shares, outstanding 78,646,225  
Common stock, par or stated value per share $ 1