Quarterly report pursuant to Section 13 or 15(d)

Earnings Per Share (Details)

v3.20.4
Earnings Per Share (Details) - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Income per common share    
Consolidated net income (loss) $ 77.7 $ (0.8)
Weighted average shares outstanding (basic - in millions) 75,300,000 68,400,000
Effect of dilutive stock options and other unvested equity awards (in millions) (1) 200,000 0
Weighted average shares outstanding (diluted - in millions) 75,500,000 68,400,000
Basic earnings (loss) per share $ 1.01 $ (0.05)
Diluted earnings (loss) per share $ 1.01 $ (0.05)
Shares with anti-dilutive effect excluded from the computation of diluted earnings per share (in millions) 1,400,000 2,400,000
Performance-based stock awards    
Income per common share    
Shares with anti-dilutive effect excluded from the computation of diluted earnings per share (in millions) 448,000 256,000
Retained Earnings [Member]    
Income per common share    
Consolidated net income (loss) $ 76.4 $ (3.1)