v3.26.3
Share Capital Authorized and Issued - Narrative (Details) - USD ($)
$ / shares in Units, $ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Feb. 20, 2026
Capital Unit [Line Items]          
Common stock, dividends, per share, declared (in dollars per share) $ 0.15 $ 0.15 $ 0.45 $ 0.35  
Treasury stock, shares, acquired (in shares) 3,383,048 1,835,063 17,707,715 8,758,179  
Treasury stock, value, acquired, cost method $ 83.0 $ 31.9 $ 362.5 $ 142.7  
Unutilized amount of the share repurchase authorization $ 56.1   $ 56.1    
Program          
Capital Unit [Line Items]          
Stock repurchase program, authorized amount         $ 400.0
Pine Brook Feal Intermediate L.P          
Capital Unit [Line Items]          
Treasury stock, shares, acquired (in shares) 1,402,800   2,842,800    
Treasury stock, value, acquired, cost method $ 35.0   $ 66.7    
CVC Falcon Holdings Limited          
Capital Unit [Line Items]          
Treasury stock, shares, acquired (in shares)     8,597,170    
Treasury stock, value, acquired, cost method     $ 163.3    
Fidelis Partnership          
Capital Unit [Line Items]          
Treasury stock, shares, acquired (in shares) 334,085 180,071 1,709,032 857,794  
Treasury stock, value, acquired, cost method $ 8.2 $ 3.1 $ 35.0 $ 14.0  
Repurchase mechanism percentage     9.8752%