XML 74 R56.htm IDEA: XBRL DOCUMENT v3.20.4
Earnings (Loss) Per Share (Basic and Diluted) (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Earnings Per Share [Abstract]      
Net income from continuing operations $ 381.8 $ 450.8 $ 395.9
Income (loss) from discontinued operations, net of income taxes (0.2) (0.8) 0.1
Net income $ 381.6 $ 450.0 $ 396.0
Basic weighted average common shares outstanding (in shares) 88.3 90.1 90.9
Dilutive effect of stock options and unvested RSUs (in shares) 0.4 0.4 0.4
Diluted weighted average common shares outstanding (in shares) 88.7 90.5 91.3
Basic earnings (loss) per share amounts      
Continuing operations (in dollars per share) $ 4.32 $ 5.00 $ 4.36
Discontinued operations (in dollars per share) 0 (0.01) 0
Net income 4.32 4.99 4.36
Diluted earnings (loss) per share amounts:      
Continuing operations (in dollars per share) 4.30 4.98 4.34
Discontinued operations (in dollars per share) 0 (0.01) 0
Net income $ 4.30 $ 4.97 $ 4.34