v3.25.1
Information with Respect to Class A Common Shares that were Surrendered or Repurchased (Detail) - USD ($)
3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Equity, Class of Treasury Stock [Line Items]    
Approximate Dollar Value of Shares that May Yet Be Purchased Under the Plans or Programs $ 101,000,000.0  
Class A Common Shares    
Equity, Class of Treasury Stock [Line Items]    
Shares repurchased 0 0