v3.26.1
Equity - Additional Information (Detail)
$ / shares in Units, $ in Millions
3 Months Ended 6 Months Ended 12 Months Ended
Mar. 24, 2025
USD ($)
$ / shares
shares
Jun. 30, 2026
USD ($)
$ / shares
shares
Mar. 31, 2026
shares
Jun. 30, 2025
USD ($)
$ / shares
shares
Jun. 30, 2026
USD ($)
$ / shares
shares
Jun. 30, 2025
USD ($)
$ / shares
shares
Dec. 31, 2025
USD ($)
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Weighted average price of treasury shares (dollars per share) | $ / shares   $ 79.61   $ 71.07 $ 92.71 $ 87.34  
Stock repurchase   $ 2.3     $ 52.6    
Preferred stock, shares outstanding (shares) | shares   30,000     30,000   30,000
Preferred stock, ownership interest   0.0025     0.0025    
Preferred stock dividend rate         4.25%    
Preferred stock, par value (dollars per share) | $ / shares   $ 0.0001     $ 0.0001   $ 0.0001
Preferred stock, liquidation value (dollars per share) | $ / shares   25     25   $ 25
Cash dividend (dollars per share) | $ / shares   $ 0.27   $ 0.27 $ 0.27 $ 0.27  
Dividends, preferred stock   $ 3.2   $ 3.2 $ 6.4 $ 6.4  
Cash dividend per share (dollars per share) | $ / shares   $ 0.42   $ 0.38 $ 0.42 $ 0.38  
Shares withheld (shares) | shares   6,499   12,482 200,272 133,967  
Cash dividends paid to noncontrolling interest   $ 7.1   $ 7.4 $ 14.2 $ 7.4  
Share Repurchase Program              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share repurchase program authorized amount             $ 300.0
Stock repurchase (shares) | shares   31,924   0 729,938 0  
Weighted average price of treasury shares (dollars per share) | $ / shares   $ 71.88     $ 71.62    
Stock repurchase   $ 2.3     $ 52.6    
Stock repurchase program remaining amount   $ 179.6     $ 179.6    
BW Real Estate, Inc.              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Preferred stock dividend rate 5.402%            
Series A Preferred Stock              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Preferred stock dividend rate         3.452%    
Preferred stock, liquidation value (dollars per share) | $ / shares   $ 10,000     $ 10,000    
Preferred stock, rate reset period   5 years     5 years    
Series A Preferred Stock | BW Real Estate, Inc.              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Preferred stock dividend rate 9.50%            
Series B Preferred Stock | BW Real Estate, Inc.              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Preferred stock dividend rate 9.50%            
Preferred stock, liquidation value (dollars per share) | $ / shares $ 1,000            
Preferred stock, rate reset period 5 years            
Shares issued (shares) | shares 300,000            
Gross proceeds $ 300.0            
Net proceeds $ 293.0            
Restricted Stock              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Aggregate grant date fair value   $ 0.7   $ 0.8 $ 55.2 $ 48.8  
Stock-based compensation expense   10.2   8.1 $ 20.6 20.1  
Restricted Stock | Share-Based Payment Arrangement, Employee              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Vesting period         3 years    
Restricted Stock | Share-Based Payment Arrangement, Nonemployee              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Vesting period         1 year    
Performance Shares              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Vesting period         3 years    
Stock-based compensation expense   2.5   1.8 $ 0.5 3.4  
Performance Shares | Grant Year 2023              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Vesting period             3 years
Vesting percentage             50.00%
Granted (shares) | shares     50,828        
Cash Settled Stock Units              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Vesting period         3 years    
Stock-based compensation expense   1.0   0.6 $ 1.6 0.9  
Deferred Stock Units              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Stock-based compensation expense   0.4   1.3 0.9 3.0  
Aggregate grant date fair value   $ 0.1   0.1 $ 0.1 1.6  
Depositary Shares              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Preferred stock, shares outstanding (shares) | shares   12,000,000     12,000,000    
Retained Earnings              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Dividends, preferred stock   $ 3.2   3.2 $ 6.4 6.4  
Dividends paid   $ 45.9   $ 42.2 $ 92.0 $ 84.0