XML 63 R63.htm IDEA: XBRL DOCUMENT v3.19.3
Change in Shareholders' Equity (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2019
Jun. 30, 2019
Mar. 31, 2019
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Sep. 30, 2019
Sep. 30, 2018
Increase (Decrease) in Stockholders' Equity [Roll Forward]                
Balance $ 1,445.1 $ 1,369.5 $ 1,396.3 $ 1,281.9 $ 1,305.3 $ 1,279.9 $ 1,396.3 $ 1,279.9
Cumulative effect of new accounting principle in period of adoption           11.4    
Net income 56.3 66.1 55.4 55.2 56.1 43.6 $ 177.8 154.9
Activity related to stock-based compensation 16.3 19.7 10.7 25.3 12.2 7.2    
Share purchased under share repurchase program (in shares)             800,000  
Shares purchased under share repurchase program     (83.1)   (22.9) (47.9) $ (83.1)  
Dividends declared (11.9) (11.4) (10.6) (0.5) (20.9) (10.4)    
Other comprehensive income, net of tax (18.2) 1.2 0.8 (10.1) (47.9) 21.5 (16.2) (36.5)
Balance 1,487.6 1,445.1 1,369.5 1,351.8 1,281.9 1,305.3 1,487.6 1,351.8
Common Stock [Member]                
Increase (Decrease) in Stockholders' Equity [Roll Forward]                
Balance $ 18.8 $ 18.8 $ 18.8 $ 18.8 $ 18.8 $ 18.8 $ 18.8 $ 18.8
Balance (in shares) 75,300,000 75,300,000 75,300,000 75,300,000 75,300,000 75,200,000 75,300,000 75,200,000
Shares issued under stock plans (in shares) 0 0 0   0 100,000    
Activity related to stock-based compensation $ 0.0 $ 0.0 $ 0.0   $ 0.0 $ 0.0    
Balance $ 18.8 $ 18.8 $ 18.8 $ 18.8 $ 18.8 $ 18.8 $ 18.8 $ 18.8
Balance (in shares) 75,300,000 75,300,000 75,300,000 75,300,000 75,300,000 75,300,000 75,300,000 75,300,000
Additional Paid-in Capital [Member]                
Increase (Decrease) in Stockholders' Equity [Roll Forward]                
Balance $ 273.4 $ 278.5 $ 282.0 $ 304.7 $ 308.5 $ 309.3 $ 282.0 $ 309.3
Activity related to stock-based compensation (4.9) (5.1) (3.5) (21.9) (3.8) (0.8)    
Balance 268.5 273.4 278.5 282.8 304.7 308.5 268.5 282.8
Treasury Stock [Member]                
Increase (Decrease) in Stockholders' Equity [Roll Forward]                
Balance $ (147.8) $ (172.6) $ (103.7) $ (155.9) $ (149.0) $ (109.1) $ (103.7) $ (109.1)
Balance (in shares) 1,600,000 1,800,000 1,200,000 1,800,000 1,700,000 1,300,000 1,200,000 1,300,000
Shares issued under stock plans (in shares) (300,000) (200,000) (200,000) (600,000) (200,000) (100,000)    
Activity related to stock-based compensation $ 21.2 $ 24.8 $ 14.2 $ 47.2 $ 16.0 $ 8.0    
Share purchased under share repurchase program (in shares)     800,000   300,000 500,000    
Shares purchased under share repurchase program     $ (83.1)   $ (22.9) $ (47.9)    
Balance $ (126.6) $ (147.8) $ (172.6) $ (108.7) $ (155.9) $ (149.0) $ (126.6) $ (108.7)
Balance (in shares) 1,300,000 1,600,000 1,800,000 1,200,000 1,800,000 1,700,000 1,300,000 1,200,000
Retained Earnings [Member]                
Increase (Decrease) in Stockholders' Equity [Roll Forward]                
Balance $ 1,452.9 $ 1,398.2 $ 1,353.4 $ 1,258.0 $ 1,222.8 $ 1,178.2 $ 1,353.4 $ 1,178.2
Cumulative effect of new accounting principle in period of adoption           11.4    
Net income 56.3 66.1 55.4 55.2 56.1 43.6    
Dividends declared 11.9 11.4 10.6 (0.5) (20.9) (10.4)    
Balance 1,497.3 1,452.9 1,398.2 1,312.7 1,258.0 1,222.8 1,497.3 1,312.7
AOCI Attributable to Parent [Member]                
Increase (Decrease) in Stockholders' Equity [Roll Forward]                
Balance (152.2) (153.4) (154.2) (143.7) (95.8) (117.3) (154.2) (117.3)
Other comprehensive income, net of tax (18.2) 1.2 0.8 (10.1) (47.9) 21.5    
Balance $ (170.4) $ (152.2) $ (153.4) $ (153.8) $ (143.7) $ (95.8) $ (170.4) $ (153.8)