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CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY - USD ($)
$ in Millions
Total
Cumulative Effect, Period of Adoption, Adjustment
Common Stock
Additional Paid-in Capital
Retained Earnings
Retained Earnings
Cumulative Effect, Period of Adoption, Adjustment
Accumulated Other Comprehensive Income (Loss)
Treasury Stock
Balance at Dec. 31, 2018 $ 1,095.7 $ (6.1) $ 0.3 $ 292.8 $ 1,394.8 $ (6.1) $ (137.8) $ (454.4)
BALANCE (in shares) at Dec. 31, 2018     25,494,328          
Increase (Decrease) in Stockholders' Equity                
Net income 174.0       174.0      
Other comprehensive income, net of taxes (9.2)           (9.2)  
Purchases of treasury stock (1.4)             (1.4)
Net issuance of treasury shares to stock compensation plans 4.2     (16.3)       20.5
Net issuance of treasury shares to stock compensation plans (in shares)     (7,617)          
Stock-based compensation 18.8     18.8        
Dividends declared (20.3)       (20.3)      
Balance at Dec. 31, 2019 1,255.7   $ 0.3 295.3 1,542.4   (147.0) (435.3)
BALANCE (in shares) at Dec. 31, 2019     25,486,711          
Increase (Decrease) in Stockholders' Equity                
Net income 286.5       286.5      
Other comprehensive income, net of taxes (37.1)           (37.1)  
Purchases of treasury stock (80.2)             (80.2)
Net issuance of treasury shares to stock compensation plans 3.3     (19.4)       22.7
Net issuance of treasury shares to stock compensation plans (in shares)     (53,663)          
Stock-based compensation 32.3     32.3        
Dividends declared (11.0)       (11.0)      
Balance at Dec. 31, 2020 1,449.6   $ 0.3 308.3 1,817.9   (184.0) (492.8)
BALANCE (in shares) at Dec. 31, 2020     25,433,048          
Increase (Decrease) in Stockholders' Equity                
Net income 552.1       552.1      
Other comprehensive income, net of taxes 27.8           27.8  
Purchases of treasury stock (210.6)             (210.6)
Net issuance of treasury shares to stock compensation plans 2.2     (10.8)       13.0
Net issuance of treasury shares to stock compensation plans (in shares)     (96,994)          
Stock-based compensation 28.3     28.3        
Dividends declared (24.1)       (24.1)      
Balance at Dec. 31, 2021 $ 1,825.2   $ 0.3 $ 325.8 $ 2,345.9   $ (156.2) $ (690.4)
BALANCE (in shares) at Dec. 31, 2021     25,336,054