v3.26.1
Consolidated Statements of Changes in Equity (unaudited) - USD ($)
$ in Millions
Total
Common Stock
Treasury Stock
APIC
Retained Earnings
AOCI
Beginning balance (in shares) at Dec. 31, 2024   46,767,164        
Beginning balance at Dec. 31, 2024 $ 840.1 $ 0.5 $ (3,391.3) $ 487.5 $ 3,743.4 $ 0.0
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income 53.2       53.2  
Cash dividends declared (9.8)       (9.8)  
Dividend equivalent units accrued 0.0     0.1 (0.1)  
Purchase of treasury stock (151.2)   (151.2)      
Issuance of treasury stock 0.0   8.4 (8.4)    
Amounts related to share-based compensation (18.6)     (18.6)    
Share-based compensation expense 5.9     5.9    
Ending balance (in shares) at Mar. 31, 2025   46,767,164        
Ending balance at Mar. 31, 2025 719.6 $ 0.5 (3,534.1) 466.5 3,786.7 0.0
Beginning balance (in shares) at Dec. 31, 2024   46,767,164        
Beginning balance at Dec. 31, 2024 840.1 $ 0.5 (3,391.3) 487.5 3,743.4 0.0
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income 198.8          
Ending balance (in shares) at Jun. 30, 2025   46,767,164        
Ending balance at Jun. 30, 2025 646.1 $ 0.5 (3,745.9) 469.1 3,922.4 0.0
Beginning balance (in shares) at Mar. 31, 2025   46,767,164        
Beginning balance at Mar. 31, 2025 719.6 $ 0.5 (3,534.1) 466.5 3,786.7 0.0
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income 145.6       145.6  
Cash dividends declared (9.8)       (9.8)  
Dividend equivalent units accrued 0.0     0.1 (0.1)  
Purchase of treasury stock (211.9)   (211.9)      
Issuance of treasury stock 0.0   0.1 (0.1)    
Amounts related to share-based compensation (0.6)     (0.6)    
Share-based compensation expense 3.2     3.2    
Ending balance (in shares) at Jun. 30, 2025   46,767,164        
Ending balance at Jun. 30, 2025 $ 646.1 $ 0.5 (3,745.9) 469.1 3,922.4 0.0
Beginning balance (in shares) at Dec. 31, 2025 46,767,164 46,767,164        
Beginning balance at Dec. 31, 2025 $ 623.5 $ 0.5 (4,031.7) 482.4 4,172.3 0.0
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income 136.3       136.3  
Cash dividends declared (11.7)       (11.7)  
Dividend equivalent units accrued 0.0     0.1 (0.1)  
Purchase of treasury stock (70.9)   (70.9)      
Issuance of treasury stock (0.1)   10.5 (10.6)    
Amounts related to share-based compensation (21.8)     (21.8)    
Share-based compensation expense 3.4     3.4    
Ending balance (in shares) at Mar. 31, 2026   46,767,164        
Ending balance at Mar. 31, 2026 $ 658.7 $ 0.5 (4,092.1) 453.5 4,296.8 0.0
Beginning balance (in shares) at Dec. 31, 2025 46,767,164 46,767,164        
Beginning balance at Dec. 31, 2025 $ 623.5 $ 0.5 (4,031.7) 482.4 4,172.3 0.0
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income $ 345.4          
Ending balance (in shares) at Jun. 30, 2026 46,767,164 46,767,164        
Ending balance at Jun. 30, 2026 $ 782.7 $ 0.5 (4,162.1) 450.3 4,494.0 0.0
Beginning balance (in shares) at Mar. 31, 2026   46,767,164        
Beginning balance at Mar. 31, 2026 658.7 $ 0.5 (4,092.1) 453.5 4,296.8 0.0
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income 209.1       209.1  
Cash dividends declared (11.8)       (11.8)  
Dividend equivalent units accrued 0.0     0.1 (0.1)  
Purchase of treasury stock (76.8)   (76.8)      
Issuance of treasury stock 9.7   6.8 2.9    
Amounts related to share-based compensation (11.1)     (11.1)    
Share-based compensation expense $ 4.9     4.9    
Ending balance (in shares) at Jun. 30, 2026 46,767,164 46,767,164        
Ending balance at Jun. 30, 2026 $ 782.7 $ 0.5 $ (4,162.1) $ 450.3 $ 4,494.0 $ 0.0