Annual report [Section 13 and 15(d), not S-K Item 405]

Equity - Summary of Authorized and Outstanding Equity (Parenthetical) (Detail)

v3.25.0.1
Equity - Summary of Authorized and Outstanding Equity (Parenthetical) (Detail) - $ / shares
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Class Of Stock [Line Items]    
Preferred stock, par value $ 0.01 $ 0.01
Class A Common Stock    
Class Of Stock [Line Items]    
Common stock, par value $ 0.01 $ 0.01
Common stock, voting rights one vote for each share  
Common stockholders rights percentage 100.00%  
Restricted stock units granted 15,017 11,822
Restricted stock units unvested 37,105  
Common stock, shares outstanding 9,376,280 9,478,997
Class B Common Stock    
Class Of Stock [Line Items]    
Common stock, par value $ 0.01 $ 0.01
Common stock, voting rights one vote for each share  
Restricted stock units granted 205,079  
Class of share exchangeable to another class one-for-one basis  
Common stock, shares outstanding 4,373,315 4,431,105