v3.26.1
Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($)
$ in Millions
Total
Parent
Preferred shares
Series B preference shares
Common shares
Additional paid-in capital
Retained earnings
Accumulated other comprehensive income (loss), net of tax
Change in foreign currency translation adjustment
Unrealized gains (losses) from debt securities held as available for sale investments
Noncontrolling interests
Balance, beginning of period at Dec. 31, 2024     $ 200.0 $ 11.6 $ 945.0 $ 784.9 $ (4.1) $ (3.0) $ (1.1)  
Increase (Decrease) in Stockholders' Equity [Roll Forward]                    
Redemption of preference shares     0.0              
Issuance of common shares, net       0.2 0.0          
Common shares repurchased and retired       (0.1) (7.7)          
Share compensation         7.9          
Exercise of options and warrants         0.6          
Net income           125.3        
Net (income) loss attributable to noncontrolling interests $ (0.5)         (0.5)        
Dividends on preference shares           (8.0)        
Change in foreign currency translation adjustment 3.2             3.2    
Unrealized gains (losses) from debt securities held as available for sale investments 51.8               51.8  
Reclassifications from accumulated other comprehensive income (loss) (4.4)               (4.4)  
Balance, end of period at Jun. 30, 2025 2,106.8 $ 2,105.7 200.0 11.7 945.8 901.7 46.5 0.2 46.3 $ 1.1
Balance, beginning of period at Mar. 31, 2025     200.0 11.6 944.7 842.5 26.4 (3.2) 29.6  
Increase (Decrease) in Stockholders' Equity [Roll Forward]                    
Redemption of preference shares     0.0              
Issuance of common shares, net       0.1 0.2          
Common shares repurchased and retired       0.0 0.0          
Share compensation         0.3          
Exercise of options and warrants         0.6          
Net income           63.3        
Net (income) loss attributable to noncontrolling interests (0.1)         (0.1)        
Dividends on preference shares           (4.0)        
Change in foreign currency translation adjustment 3.4             3.4    
Unrealized gains (losses) from debt securities held as available for sale investments 19.1               19.1  
Reclassifications from accumulated other comprehensive income (loss) (2.4)               (2.4)  
Balance, end of period at Jun. 30, 2025 2,106.8 2,105.7 200.0 11.7 945.8 901.7 46.5 0.2 46.3 1.1
Balance, beginning of period at Dec. 31, 2025 2,470.9   200.0 11.7 967.7 1,228.5 61.9 (0.9) 62.8  
Increase (Decrease) in Stockholders' Equity [Roll Forward]                    
Redemption of preference shares     (200.0)              
Issuance of common shares, net       0.2 0.0          
Common shares repurchased and retired (73.3)     (0.3) (73.0)          
Share compensation         (5.8)          
Exercise of options and warrants         0.0          
Net income           170.8        
Net (income) loss attributable to noncontrolling interests 0.0         0.0        
Dividends on preference shares           (2.6)        
Change in foreign currency translation adjustment (6.9)             (6.9)    
Unrealized gains (losses) from debt securities held as available for sale investments (85.1)               (85.1)  
Reclassifications from accumulated other comprehensive income (loss) 8.8               8.8  
Balance, end of period at Jun. 30, 2026 2,276.7 2,275.9 0.0 11.6 888.9 1,396.7 (21.3) (7.8) (13.5) 0.8
Balance, beginning of period at Mar. 31, 2026     0.0 11.6 956.4 1,328.1 6.3 (6.2) 12.5  
Increase (Decrease) in Stockholders' Equity [Roll Forward]                    
Redemption of preference shares     0.0              
Issuance of common shares, net       0.2 (0.2)          
Common shares repurchased and retired (51.5)     (0.2) (51.2)          
Share compensation         (16.1)          
Exercise of options and warrants         0.0          
Net income           68.5        
Net (income) loss attributable to noncontrolling interests 0.1         0.1        
Dividends on preference shares           0.0        
Change in foreign currency translation adjustment (1.6)             (1.6)    
Unrealized gains (losses) from debt securities held as available for sale investments (27.8)               (27.8)  
Reclassifications from accumulated other comprehensive income (loss) 1.8               1.8  
Balance, end of period at Jun. 30, 2026 $ 2,276.7 $ 2,275.9 $ 0.0 $ 11.6 $ 888.9 $ 1,396.7 $ (21.3) $ (7.8) $ (13.5) $ 0.8