v3.26.1
Consolidated Statements of Changes in Equity - USD ($)
$ in Millions
Total
Common Stock
Additional Paid-in Capital
Retained earnings
AOCI
Non-controlling interests
Beginning balance (in shares) at Dec. 31, 2024   229,983,615        
Beginning balance at Dec. 31, 2024 $ 9,989.2 $ 7,245.9   $ 2,732.9 $ (23.8) $ 34.2
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income 128.1     125.0   3.1
Issuance of stock compensation and reinvested dividends, net of tax withholding (in shares)   101,120        
Issuance of stock compensation and reinvested dividends, net of tax withholding (2.3) $ (2.3)        
Dividends declared on common stock (153.6)     (153.6)    
Dividend equivalents declared 0.3     0.3    
Stock compensation expense 4.5   $ 4.5      
Unearned compensation            
Derivative hedging activity, net of tax 1.4       1.4  
Other 0.3 $ 0.3        
Ending balance (in shares) at Mar. 31, 2025   230,084,735        
Ending balance at Mar. 31, 2025 9,967.9 $ 7,248.4   2,704.6 (22.4) 37.3
Beginning balance (in shares) at Dec. 31, 2024   229,983,615        
Beginning balance at Dec. 31, 2024 9,989.2 $ 7,245.9   2,732.9 (23.8) 34.2
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income 302.5          
Unearned compensation            
Derivative hedging activity, net of tax 2.8          
Change in unrecognized pension expense, net of tax (0.1)          
Ending balance (in shares) at Jun. 30, 2025   230,151,269        
Ending balance at Jun. 30, 2025 9,999.2 $ 7,258.1   2,721.8 (21.1) 40.4
Beginning balance (in shares) at Mar. 31, 2025   230,084,735        
Beginning balance at Mar. 31, 2025 9,967.9 $ 7,248.4   2,704.6 (22.4) 37.3
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income 174.4     171.3   3.1
Issuance of common stock, net of issuance costs (in shares)   44,622        
Issuance of common stock, net of issuance costs 3.0 $ 3.0        
Issuance of stock compensation and reinvested dividends, net of tax withholding (in shares)   21,912        
Issuance of stock compensation and reinvested dividends, net of tax withholding 0.0 $ 0.0        
Dividends declared on common stock (153.6)     (153.6)    
Dividend equivalents declared (0.5)     (0.5)    
Stock compensation expense 6.8   6.8      
Unearned compensation            
Derivative hedging activity, net of tax 1.4       1.4  
Change in unrecognized pension expense, net of tax (0.1)       (0.1)  
Other (0.1) $ (0.1)        
Ending balance (in shares) at Jun. 30, 2025   230,151,269        
Ending balance at Jun. 30, 2025 9,999.2 $ 7,258.1   2,721.8 (21.1) 40.4
Beginning balance (in shares) at Dec. 31, 2025   230,262,674        
Beginning balance at Dec. 31, 2025 10,267.8 $ 7,273.1   2,966.2 (18.0) 46.5
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income 154.6     151.5   3.1
Issuance of common stock, net of issuance costs (in shares)   36,922        
Issuance of common stock, net of issuance costs 2.9 $ 2.9        
Issuance of stock compensation and reinvested dividends, net of tax withholding (in shares)   210,542        
Issuance of stock compensation and reinvested dividends, net of tax withholding (7.6) $ (7.6)        
Dividends declared on common stock (160.2)     (160.2)    
Dividend equivalents declared (1.5)     (1.5)    
Stock compensation expense 5.6   5.6      
Unearned compensation            
Derivative hedging activity, net of tax 1.4       1.4  
Conversion obligation of convertible notes (56.9)   (56.9)      
Other 0.1 $ 0.1        
Ending balance (in shares) at Mar. 31, 2026   230,510,138        
Ending balance at Mar. 31, 2026 10,206.2 $ 7,217.2   2,956.0 (16.6) 49.6
Beginning balance (in shares) at Dec. 31, 2025   230,262,674        
Beginning balance at Dec. 31, 2025 10,267.8 $ 7,273.1   2,966.2 (18.0) 46.5
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income 372.7          
Unearned compensation            
Derivative hedging activity, net of tax 3.2          
Change in unrecognized pension expense, net of tax 0.0          
Ending balance (in shares) at Jun. 30, 2026   230,561,238        
Ending balance at Jun. 30, 2026 10,275.7 $ 7,227.7   3,010.1 (14.8) 52.7
Beginning balance (in shares) at Mar. 31, 2026   230,510,138        
Beginning balance at Mar. 31, 2026 10,206.2 $ 7,217.2   2,956.0 (16.6) 49.6
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Net income 218.1     215.0   3.1
Issuance of common stock, net of issuance costs (in shares)   33,995        
Issuance of common stock, net of issuance costs 2.8 $ 2.8        
Issuance of stock compensation and reinvested dividends, net of tax withholding (in shares)   17,105        
Issuance of stock compensation and reinvested dividends, net of tax withholding 0.0 $ 0.0        
Dividends declared on common stock (160.2)     (160.2)    
Dividend equivalents declared (0.7)     (0.7)    
Stock compensation expense 7.6   $ 7.6      
Unearned compensation            
Derivative hedging activity, net of tax 1.8       1.8  
Change in unrecognized pension expense, net of tax 0.0          
Other 0.1 $ 0.1        
Ending balance (in shares) at Jun. 30, 2026   230,561,238        
Ending balance at Jun. 30, 2026 $ 10,275.7 $ 7,227.7   $ 3,010.1 $ (14.8) $ 52.7