v3.26.3
CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($)
$ in Millions
Total
Total Equity
Total
Common shares and paid-in surplus
Retained earnings
AOCI, after tax
Nonredeemable noncontrolling interest
Beginning balances at Dec. 31, 2024   $ 5,131.0 $ 4,483.7 $ 566.4 $ 3,919.0 $ (1.7) $ 647.3
Increase (Decrease) in Shareholders' Equity              
Net income (loss) $ 270.6 388.9 270.6   270.6   118.3
Other comprehensive income (loss), net of tax   2.5 1.7     1.7 0.8
Total comprehensive income (loss) 273.1 391.4 272.3   270.6 1.7 119.1
Dividends declared on common shares   (2.6) (2.6)   (2.6)    
Dividends declared to noncontrolling interests   (21.2)         (21.2)
Issuances of common shares   2.6 2.6 2.6      
Repurchases and retirements of common shares   (9.9) (9.9) (1.1) (8.8)    
Amortization of restricted share awards   13.6 13.6 13.6      
Recognition of equity-based compensation expense of subsidiaries   9.9 6.5 6.5     3.4
Net contributions (distributions) and dilution from other noncontrolling interests   (35.6) 1.4 (3.4) 4.8   (37.0)
Acquisition of noncontrolling interests   105.5         105.5
Ending balances at Sep. 30, 2025   5,584.7 4,767.6 584.6 4,183.0 0.0 817.1
Temporary equity, beginning balance at Dec. 31, 2024 0.0            
Increase (Decrease) in Temporary Equity [Roll Forward]              
Net income (loss) (0.8)            
Total Comprehensive Income (Loss) (0.8)            
Acquisition of noncontrolling interests 133.2            
Temporary equity, ending balance at Sep. 30, 2025 132.4            
Beginning balances at Jun. 30, 2025   5,340.2 4,644.5 576.6 4,067.6 0.3 695.7
Increase (Decrease) in Shareholders' Equity              
Net income (loss) 113.8 162.5 113.8   113.8   48.7
Other comprehensive income (loss), net of tax   (0.6) (0.3)     (0.3) (0.3)
Total comprehensive income (loss) 113.2 161.9 113.5   113.8 (0.3) 48.4
Dividends declared to noncontrolling interests   (2.1)         (2.1)
Amortization of restricted share awards   4.9 4.9 4.9      
Recognition of equity-based compensation expense of subsidiaries   5.3 3.2 3.2     2.1
Net contributions (distributions) and dilution from other noncontrolling interests   (0.3) 1.5 (0.1) 1.6   (1.8)
Acquisition of noncontrolling interests   74.8         74.8
Ending balances at Sep. 30, 2025   5,584.7 4,767.6 584.6 4,183.0 0.0 817.1
Temporary equity, beginning balance at Jun. 30, 2025 0.0            
Increase (Decrease) in Temporary Equity [Roll Forward]              
Net income (loss) (0.8)            
Total Comprehensive Income (Loss) (0.8)            
Acquisition of noncontrolling interests 133.2            
Temporary equity, ending balance at Sep. 30, 2025 132.4            
Beginning balances at Dec. 31, 2025 6,123.6 6,123.6 5,425.4 579.0 4,845.6 0.8 698.2
Increase (Decrease) in Shareholders' Equity              
Net income (loss) 133.3 185.6 133.3   133.3   52.3
Other comprehensive income (loss), net of tax   0.6 0.5     0.5  
Total comprehensive income (loss) 133.9 186.2 133.8   133.3 0.5 52.4
Dividends declared on common shares   (2.5) (2.5)   (2.5)    
Dividends declared to noncontrolling interests   (18.9)         (18.9)
Issuances of common shares   2.9 2.9 2.9      
Repurchases and retirements of common shares   (216.8) (216.8) (24.2) (192.6)    
Amortization of restricted share awards   14.9 14.9 14.9      
Recognition of equity-based compensation expense of subsidiaries   14.9 2.4 2.4     12.5
Net contributions (distributions) and dilution from other noncontrolling interests   (17.1) 3.1 (0.3) 3.4   (20.2)
Adjustments of redeemable noncontrolling interest   (10.1) (10.1)   (10.1)    
Acquisition of noncontrolling interests   17.7         17.7
Ending balances at Sep. 30, 2026 6,094.8 6,094.8 5,353.1 574.7 4,777.1 1.3 741.7
Temporary equity, beginning balance at Dec. 31, 2025 131.5            
Increase (Decrease) in Temporary Equity [Roll Forward]              
Net income (loss) (10.3)            
Total Comprehensive Income (Loss) (10.3)            
Recognition of equity-based compensation expense of subsidiaries 0.8            
Net contributions (distributions) and dilution from other noncontrolling interests (0.6)            
Adjustments of redeemable noncontrolling interest 10.1            
Temporary equity, ending balance at Sep. 30, 2026 131.5            
Beginning balances at Jun. 30, 2026   6,120.5 5,388.3 566.0 4,821.0 1.3 732.2
Increase (Decrease) in Shareholders' Equity              
Net income (loss) (39.0) (26.2) (39.0)   (39.0)   12.8
Other comprehensive income (loss), net of tax   0.1         0.1
Total comprehensive income (loss) (38.9) (26.1) (39.0)   (39.0) 0.0 12.9
Dividends declared to noncontrolling interests   (2.8)         (2.8)
Issuances of common shares   0.2 0.2 0.2      
Amortization of restricted share awards   5.4 5.4 5.4      
Recognition of equity-based compensation expense of subsidiaries   5.1 0.1 0.1     5.0
Net contributions (distributions) and dilution from other noncontrolling interests   (4.0) 1.4 3.0 (1.6)   (5.4)
Adjustments of redeemable noncontrolling interest   (3.3) (3.3)   (3.3)    
Acquisition of noncontrolling interests   0.2         0.2
Ending balances at Sep. 30, 2026 6,094.8 $ 6,094.8 $ 5,353.1 $ 574.7 $ 4,777.1 $ 1.3 $ 741.7
Temporary equity, beginning balance at Jun. 30, 2026 131.5            
Increase (Decrease) in Temporary Equity [Roll Forward]              
Net income (loss) (3.4)            
Total Comprehensive Income (Loss) (3.4)            
Recognition of equity-based compensation expense of subsidiaries 0.1            
Net contributions (distributions) and dilution from other noncontrolling interests 0.0            
Adjustments of redeemable noncontrolling interest 3.3            
Temporary equity, ending balance at Sep. 30, 2026 $ 131.5